diff --git a/.gitattributes b/.gitattributes
index 59bec8845d139cc8d06072a2d648e7a4b5469577..5325dc651863405a2bb9078cb6cb78bf8517734b 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -12594,3 +12594,39 @@ train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.0000
 train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00002.mds filter=lfs diff=lfs merge=lfs -text
 train/arxiv/arxiv_0087-tokenized-chunked-1024-512-128-backfill-nodups/shard.00005.mds filter=lfs diff=lfs merge=lfs -text
 train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00009.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00008.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00008.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00005.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00003.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00004.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00000.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00001.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00006.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00003.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00004.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00007.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00005.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00000.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00002.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00007.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00006.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00001.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00004.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00002.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00005.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00000.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00003.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00009.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00002.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00008.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00004.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00005.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00009.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00001.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00000.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00003.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00008.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00007.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00006.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0041-tokenized-chunked-1024-512-128-backfill-nodups/shard.00002.mds filter=lfs diff=lfs merge=lfs -text
+train/arxiv/arxiv_0041-tokenized-chunked-1024-512-128-backfill-nodups/shard.00005.mds filter=lfs diff=lfs merge=lfs -text
diff --git a/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00000.mds b/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00000.mds
new file mode 100644
index 0000000000000000000000000000000000000000..6456dfa078aebbb24d1060f47cd819dbde53323e
--- /dev/null
+++ b/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00000.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e9feb3b52ec48060648014b70601580d5a693942e628c5e58b257eff379dd9b7
+size 67108621
diff --git a/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00001.mds b/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00001.mds
new file mode 100644
index 0000000000000000000000000000000000000000..8af40638c42463e6670ad0495303b774ab24aaba
--- /dev/null
+++ b/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00001.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:32d76bffefc97f87f4968a3d9481ebf3b105dd831a05a45a1e0b2ea69c8a0c82
+size 67108221
diff --git a/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00002.mds b/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00002.mds
new file mode 100644
index 0000000000000000000000000000000000000000..fc4f6afee1453de3aba964f1e7880ba0c163280f
--- /dev/null
+++ b/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00002.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:57b6f9d0d965844b00b2d6f9efca72369af4cb12a454030386698792c34c79d0
+size 67107709
diff --git a/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00003.mds b/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00003.mds
new file mode 100644
index 0000000000000000000000000000000000000000..51e9b29b9bfccbb443a5c148dbaa71a53846d002
--- /dev/null
+++ b/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00003.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:6873256c70f53e5bcb16c4df4f175b8ad78d29055d378e47d78248e5a7ed79ca
+size 67108741
diff --git a/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00004.mds b/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00004.mds
new file mode 100644
index 0000000000000000000000000000000000000000..0099b5d508e204ecf3375338a1396297358586db
--- /dev/null
+++ b/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00004.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:71039a1a03abbf7203743502d83dd599d89b36d17a6db402489407102a7aeb14
+size 67108848
diff --git a/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00005.mds b/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00005.mds
new file mode 100644
index 0000000000000000000000000000000000000000..d3b71e6f0fe383f6afd159848635d0e2e4ae0912
--- /dev/null
+++ b/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00005.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:81f424469b72f9a4ea716d399446a372f5ecc3d91ff232a2cef6b53afe52ca4a
+size 67107596
diff --git a/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00006.mds b/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00006.mds
new file mode 100644
index 0000000000000000000000000000000000000000..25f93535c6b03baf52386bdfe5bac8743b8ebd14
--- /dev/null
+++ b/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00006.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:fbd13d08d66566e791714462b20d8e551ea9bfa4589e15d01af53953b767a916
+size 67107943
diff --git a/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00007.mds b/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00007.mds
new file mode 100644
index 0000000000000000000000000000000000000000..2dc0a01b1865f6a197e66270519b69f8c9adba20
--- /dev/null
+++ b/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00007.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3479c2c1f59c21a496aa93f59ebc8896b648fcdb064a4f29e3459e9842cceba6
+size 67108619
diff --git a/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00008.mds b/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00008.mds
new file mode 100644
index 0000000000000000000000000000000000000000..7ce49eec4b8dd2d6ff3cc724ee8ad46449026c41
--- /dev/null
+++ b/train/arxiv/arxiv_0024-tokenized-chunked-1024-512-128-backfill-nodups/shard.00008.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1e071da04537f32b58a86b0ea9dbc07c74b3ffaea49f42bc7225507790298066
+size 17636275
diff --git a/train/arxiv/arxiv_0041-tokenized-chunked-1024-512-128-backfill-nodups/shard.00002.mds b/train/arxiv/arxiv_0041-tokenized-chunked-1024-512-128-backfill-nodups/shard.00002.mds
new file mode 100644
index 0000000000000000000000000000000000000000..65486e7855afbd4ffadb036fc337bae6d0aa2070
--- /dev/null
+++ b/train/arxiv/arxiv_0041-tokenized-chunked-1024-512-128-backfill-nodups/shard.00002.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:db600ad54ab979cfff49cddf990e877b54de6898b8bdb04582ce27cd2cbe6aa9
+size 67107366
diff --git a/train/arxiv/arxiv_0041-tokenized-chunked-1024-512-128-backfill-nodups/shard.00005.mds b/train/arxiv/arxiv_0041-tokenized-chunked-1024-512-128-backfill-nodups/shard.00005.mds
new file mode 100644
index 0000000000000000000000000000000000000000..dc32f014050482dd35d7ca2c0c6cfc418938f93e
--- /dev/null
+++ b/train/arxiv/arxiv_0041-tokenized-chunked-1024-512-128-backfill-nodups/shard.00005.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:eb427cc03414152d730eb6a67940df3c9eb03ac8213b30929eb02c043066e35e
+size 67108004
diff --git a/train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00000.mds b/train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00000.mds
new file mode 100644
index 0000000000000000000000000000000000000000..a721078a38b45e086cb83291a3886189e4d12b57
--- /dev/null
+++ b/train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00000.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f57eb4706b0d299d4e0c671c2c5c93ee891265d026a03aa6157d5c3c0f312426
+size 67106897
diff --git a/train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00003.mds b/train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00003.mds
new file mode 100644
index 0000000000000000000000000000000000000000..70c10033c5b935abe662144abc9b7d80af38b787
--- /dev/null
+++ b/train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00003.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:329ed56993dc37c7d68abbade115555594cd868248b47ac450dd660dced4141f
+size 67108509
diff --git a/train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00004.mds b/train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00004.mds
new file mode 100644
index 0000000000000000000000000000000000000000..edc859e7d2039fc86e85d19edcb78a9dd88c873e
--- /dev/null
+++ b/train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00004.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c8e56b40059b0f708edf42647c0445f67d3a884c8cf1dcab13ac27d44cde2d25
+size 67108364
diff --git a/train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00005.mds b/train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00005.mds
new file mode 100644
index 0000000000000000000000000000000000000000..29b69e32c82684e1ac8101ba92476eb2e68819e1
--- /dev/null
+++ b/train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00005.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:4ef3c2da886298282b7aaa1e296a4398bcdcaae77cde5a7594ecd10a44826cad
+size 67106851
diff --git a/train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00008.mds b/train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00008.mds
new file mode 100644
index 0000000000000000000000000000000000000000..9149e2712127aa68d39706b129b7fc57771b5a52
--- /dev/null
+++ b/train/arxiv/arxiv_0050-tokenized-chunked-1024-512-128-backfill-nodups/shard.00008.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3ca09f8cbb55796905425e49de8fedf721beda3941244aed353d3fb6effd3b94
+size 67107963
diff --git a/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00000.mds b/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00000.mds
new file mode 100644
index 0000000000000000000000000000000000000000..ca32016095407bfa0259d95122d374645a702736
--- /dev/null
+++ b/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00000.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:09ea972f825d54a301fce0b31329169ae7e6a3f7ac5f994f63f241b631b17cdc
+size 67108740
diff --git a/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00001.mds b/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00001.mds
new file mode 100644
index 0000000000000000000000000000000000000000..fd520420e834dc387b1ad1f864785c63cecf1bef
--- /dev/null
+++ b/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00001.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5551e895081e2607901ece045d000327f428bb17c1eb48a22cc4d5f82867fd12
+size 67108538
diff --git a/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00002.mds b/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00002.mds
new file mode 100644
index 0000000000000000000000000000000000000000..79d3ecaaa7ae8088721cbc1e671bc3ce397d03a4
--- /dev/null
+++ b/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00002.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:47bfb09f5650bad795e5e2f75a48cdbd3dca5998abdb67379deae2f5aa2fb1bc
+size 67107854
diff --git a/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00003.mds b/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00003.mds
new file mode 100644
index 0000000000000000000000000000000000000000..5a639fa2045b810fc4e68c33c6cf4562c74108af
--- /dev/null
+++ b/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00003.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:36ad7dd4fe1dda1ff89bfaabfc92e920e3d57b1ee182d801513c28b471bf3a44
+size 67108548
diff --git a/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00004.mds b/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00004.mds
new file mode 100644
index 0000000000000000000000000000000000000000..fd7d2d3eecc38861bebc98cc7d28671c233609e4
--- /dev/null
+++ b/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00004.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2bd3cc4b980442dac7ea7360c4a60b5bbee4c322833d02f5357b8da967f7e84c
+size 67108706
diff --git a/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00005.mds b/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00005.mds
new file mode 100644
index 0000000000000000000000000000000000000000..561144bf75fd3610a8ff093fbcf59cd5041ca8df
--- /dev/null
+++ b/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00005.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9ef471ec52990a88b391e84b6bb95a724b0f6d0404054cb34628ceadbfe701be
+size 67106988
diff --git a/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00006.mds b/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00006.mds
new file mode 100644
index 0000000000000000000000000000000000000000..cb27d48306ede1f53344baabde1bad0f7d570334
--- /dev/null
+++ b/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00006.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:36bd0db7d19b66336804e6eee1ff0a6e4f4220d9779ac2216d0c74cfd3f34a0f
+size 67107797
diff --git a/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00007.mds b/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00007.mds
new file mode 100644
index 0000000000000000000000000000000000000000..c189679d4de032c71e310b9d02f214ac44649056
--- /dev/null
+++ b/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00007.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:7e582a538a1f4526793b15ddcce5401d4ec50461e6bfeff8825849e2426b396c
+size 67108677
diff --git a/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00008.mds b/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00008.mds
new file mode 100644
index 0000000000000000000000000000000000000000..ff69d8ef234efa72370e4385fe67b28c9168af1d
--- /dev/null
+++ b/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00008.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3880cdfca47538e4037616d193ef2e0c3e96df0fee09d1c9c1365b475b4c0ebf
+size 67107790
diff --git a/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00009.mds b/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00009.mds
new file mode 100644
index 0000000000000000000000000000000000000000..434d061f0b522352733a286eb2d8036eb3208e66
--- /dev/null
+++ b/train/arxiv/arxiv_0051-tokenized-chunked-1024-512-128-backfill-nodups/shard.00009.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b0728a142cbefff8d6ebfb9b2c2efdce537ac15611d1228745041854c1146b12
+size 13050231
diff --git a/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00000.mds b/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00000.mds
new file mode 100644
index 0000000000000000000000000000000000000000..2a6d36de6464da4461ecb9e9727634b1e6a7d126
--- /dev/null
+++ b/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00000.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9ef7e839e280129dacc6dfb0fd8bbbd17331c0fb094bde2513555aeeaa65deba
+size 67108505
diff --git a/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00001.mds b/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00001.mds
new file mode 100644
index 0000000000000000000000000000000000000000..8a1e3dc248e4e81c5b0f5dde5d1126bc3d235960
--- /dev/null
+++ b/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00001.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:137d25874d5a7ff5a46b482f1ce3a36ed87f98e03abf2b41bc7a2df36602b138
+size 67107931
diff --git a/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00002.mds b/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00002.mds
new file mode 100644
index 0000000000000000000000000000000000000000..a467badb9eacc3f9b2fa33627de075ee1cda0a31
--- /dev/null
+++ b/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00002.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:52f36f264ce0bc743d79a3c5e265170b8552eee41aa32f7974cab25f2e64d2e9
+size 67108621
diff --git a/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00003.mds b/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00003.mds
new file mode 100644
index 0000000000000000000000000000000000000000..5c151431cc720d8ec9583a347fe0ce03f5a7ba91
--- /dev/null
+++ b/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00003.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:944a06b0c2bfe7f049a6b6d78ef43e0f14d2b903606e4ce47c3f90565bfa5dd9
+size 67108508
diff --git a/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00004.mds b/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00004.mds
new file mode 100644
index 0000000000000000000000000000000000000000..bb3e424f538a6976bd7a16dbf4d6334c25f5ef64
--- /dev/null
+++ b/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00004.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:6f7b2a5c0ee63324d4d01b46f9eb4709ed8b0b620d8451605c360c6854cf713c
+size 67108332
diff --git a/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00005.mds b/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00005.mds
new file mode 100644
index 0000000000000000000000000000000000000000..bb763a8bc8051a37f45e0f5f3584dcc1745d3d29
--- /dev/null
+++ b/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00005.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:711a9c61046feb02f6f6225165d26e0592012c86e3e4c89403656b34d8559e22
+size 67107019
diff --git a/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00006.mds b/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00006.mds
new file mode 100644
index 0000000000000000000000000000000000000000..6abb8f47604c30b58d7a7c81d29199f55d1af980
--- /dev/null
+++ b/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00006.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:4460ba5e652ac763b584933be8e3b9d3e1c5320a44828450d76055b898f6da6f
+size 67108059
diff --git a/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00007.mds b/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00007.mds
new file mode 100644
index 0000000000000000000000000000000000000000..98484daca0ab6c3b726c0067a893a71d1871537e
--- /dev/null
+++ b/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00007.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:45e7763009e9f554b5da88867ed3904054a1f5a3e84b0acd74ee2b6fdd12d8cc
+size 67107960
diff --git a/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00008.mds b/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00008.mds
new file mode 100644
index 0000000000000000000000000000000000000000..87ba4d6f6b843a87e575a24a76457e812dd038f7
--- /dev/null
+++ b/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00008.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2b215271f4e2124d8793134db4680676c36330386b5c4d98b02a3d1def098133
+size 67108320
diff --git a/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00009.mds b/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00009.mds
new file mode 100644
index 0000000000000000000000000000000000000000..0ac934726a1d8c9ca4107892b5b8d3bf91aaa2bf
--- /dev/null
+++ b/train/arxiv/arxiv_0060-tokenized-chunked-1024-512-128-backfill-nodups/shard.00009.mds
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c40bd7a86cda35a0390d61e606242973e06a331b7d5f8c27f6dc5dd6fbaabe18
+size 60855610
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_10219-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_10219-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..278e5e4ae1d6cc9a80b3172836ae87e28d387723
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_10219-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67107273, "hashes": {}}, "samples": 43335, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 48080166, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 17164752, "hashes": {}}, "samples": 10895, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 12160698, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_10219-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_10219-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..c8f14b49df096715994a402febb1a3a6cb584ef1
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_10219-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 40457363,
+  "num_truncated_tokens": 40423461
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_24063-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_24063-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..00d13f58c75429f5dc3df9adb06a0d19dd69b7a0
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_24063-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67107458, "hashes": {}}, "samples": 43084, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47878263, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 17713666, "hashes": {}}, "samples": 11433, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 12676841, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_24063-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_24063-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..0319e025f99de73114f7ac8becb88c01dee9cdaf
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_24063-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 40723049,
+  "num_truncated_tokens": 40688434
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_27607-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_27607-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..813a230913cf393cd5ffefff6c8c1014165516dd
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_27607-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67107979, "hashes": {}}, "samples": 43373, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 48074094, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 15503060, "hashes": {}}, "samples": 10077, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 11130410, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_27607-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_27607-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..619be0cc5ab98a86884b759ded4bb3b01732e6ff
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_27607-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 39651027,
+  "num_truncated_tokens": 39618553
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_31811-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_31811-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..1588383729c798461c74d6c6292e173945f94ed1
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_31811-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67107674, "hashes": {}}, "samples": 43373, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47671857, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 15758289, "hashes": {}}, "samples": 10219, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 11221320, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_31811-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_31811-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..040dd3d17ce5c6d150554d84d4c85f8bbbdfa69d
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_31811-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 39774232,
+  "num_truncated_tokens": 39741897
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_32847-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_32847-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..78dae3c17891212c150d15c92d74cba6a7e11e06
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_32847-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108486, "hashes": {}}, "samples": 44163, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47726994, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 9533292, "hashes": {}}, "samples": 6321, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 6783960, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_32847-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_32847-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..db362958e79526e6d18515202d0f89bbce92440e
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_32847-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 36758450,
+  "num_truncated_tokens": 36730971
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_33977-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_33977-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..59ac979586873ffbb40d04058037a1455155b8f0
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_33977-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108068, "hashes": {}}, "samples": 43646, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47718876, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 12823959, "hashes": {}}, "samples": 8695, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 9148925, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_33977-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_33977-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..2d30b2a94d73a87524537a06fcd3316f58b25980
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_33977-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 38346148,
+  "num_truncated_tokens": 38315282
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_35084-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_35084-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..38c04b2d7539e7e6bf4f25152ee82f3d31254469
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_35084-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108289, "hashes": {}}, "samples": 43643, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47963229, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 12333221, "hashes": {}}, "samples": 8341, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 8848298, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_35084-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_35084-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..2fb73e35f2ee0da6a54d8fffe2fdf27f8c0a0ba1
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_35084-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 38111798,
+  "num_truncated_tokens": 38081404
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_35942-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_35942-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..0c888e30841d77e86c64e625e2f65af69e6134e4
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_35942-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108185, "hashes": {}}, "samples": 44187, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47624634, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 9709435, "hashes": {}}, "samples": 6424, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 6871314, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_35942-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_35942-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..1021af231dd74a81aecd1a55ff164c8a48aadfae
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_35942-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 36842354,
+  "num_truncated_tokens": 36815265
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_36216-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_36216-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..467ceb9500496c6bb06a97b619e16851ff782e81
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_36216-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108800, "hashes": {}}, "samples": 44733, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 48072599, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 7663172, "hashes": {}}, "samples": 5182, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 5494777, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_36216-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_36216-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..4e6df64a5b83b4876ad754ef7906cbc9c76485b9
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_36216-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 35841261,
+  "num_truncated_tokens": 35814501
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_36517-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_36517-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..2b131fb16241e87cfb36d423fe5910f8ee36b3d8
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_36517-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108730, "hashes": {}}, "samples": 42990, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 48000981, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 18171219, "hashes": {}}, "samples": 11710, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 13016358, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_36517-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_36517-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..b99b72edde53116fc54cc6fc994edf6137ac1da3
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_36517-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 40946721,
+  "num_truncated_tokens": 40911879
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_37828-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_37828-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..2c1d522ca0c7a0e2044c454a13993b771d3ccd98
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_37828-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108433, "hashes": {}}, "samples": 44235, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47819574, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 11132960, "hashes": {}}, "samples": 7304, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 7918940, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_37828-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_37828-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..0381f5043ee905a11be05f6e1640d847ab1d410e
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_37828-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 37525685,
+  "num_truncated_tokens": 37496423
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_381-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_381-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..da2c3707a45210a4defde9c3cf54a65b58d0ff4c
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_381-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67106980, "hashes": {}}, "samples": 44371, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47812643, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 10896703, "hashes": {}}, "samples": 7334, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 7766855, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_381-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_381-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..47afa9f302c3dfab462fe14347ada1cfff85575e
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_381-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 37401867,
+  "num_truncated_tokens": 37372523
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_39097-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_39097-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..30a24d6a0acf589a22a933c1ec7ab105acb6bc12
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_39097-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108418, "hashes": {}}, "samples": 44466, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47608874, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 8938457, "hashes": {}}, "samples": 5884, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 6340841, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_39097-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_39097-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..9ac500b1f0646af1b79a7028ca2b686a170e81c1
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_39097-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 36465182,
+  "num_truncated_tokens": 36438298
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_40947-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_40947-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..5a59973efa4ed8feb9117aa94124aad8e1ca1620
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_40947-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108643, "hashes": {}}, "samples": 43904, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47829872, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 12849612, "hashes": {}}, "samples": 8336, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 9180460, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_40947-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_40947-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..19b859c62f3f3ce838d44f9f820978bd5b010f68
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_40947-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 38362367,
+  "num_truncated_tokens": 38331750
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_42029-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_42029-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..983c0929a3db97b7fca76fc3069497c772e3cdb9
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_42029-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108000, "hashes": {}}, "samples": 42784, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47701515, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 20370329, "hashes": {}}, "samples": 12948, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 14460840, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_42029-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_42029-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..67ddf2f5a2f0f9ac582b159387ca2f3968ff3a71
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_42029-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 42013962,
+  "num_truncated_tokens": 41977990
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_44700-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_44700-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..df675145559dc5eda4c6422e564ffa0bef2366e1
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_44700-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108676, "hashes": {}}, "samples": 43044, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 48011077, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 18293625, "hashes": {}}, "samples": 11630, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 13108501, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_44700-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_44700-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..9f10f0224651577db55312cf7756ecf0dd8f26aa
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_44700-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 41008664,
+  "num_truncated_tokens": 40974057
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_47070-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_47070-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..d4b9b82262e8e4a1bffaf9713ddebb3d667cdba3
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_47070-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108469, "hashes": {}}, "samples": 44866, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47874506, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 8791295, "hashes": {}}, "samples": 5651, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 6221073, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_47070-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_47070-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..9b1959d892b2da9e33ffe6091e0c985000ac8a3d
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_47070-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 36386577,
+  "num_truncated_tokens": 36359188
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_61556-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_61556-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..ed591912b17aed710da5e1c0ca1f866764396097
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_61556-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108733, "hashes": {}}, "samples": 43779, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47996260, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 12627242, "hashes": {}}, "samples": 8397, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 9064891, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_61556-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_61556-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..008fdb21de5f4901984654d01c770516591a1d16
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_61556-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 38253140,
+  "num_truncated_tokens": 38222173
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_64951-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_64951-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..75f6b5e42cef1fac0974adfd5593d43d49f7a459
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_64951-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108855, "hashes": {}}, "samples": 43989, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47801800, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 12709895, "hashes": {}}, "samples": 8332, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 9056155, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_64951-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_64951-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..694856e5163292424726c7ada843893aa4a790b8
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_64951-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 38290126,
+  "num_truncated_tokens": 38259725
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_68431-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_68431-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..1caae2d57946948386e3a2a89314d3e5b1bc879e
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_68431-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108178, "hashes": {}}, "samples": 43800, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47467039, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 12562553, "hashes": {}}, "samples": 8073, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 8883632, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_68431-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_68431-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..bc8f8a3d0a71ec86c9136fdbccc9d0bce30e0f6c
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_68431-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 38229816,
+  "num_truncated_tokens": 38200538
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_68590-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_68590-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..5cb1b48fe7eadd2e23c41e03dd5858b09168e60a
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_68590-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67107540, "hashes": {}}, "samples": 43020, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 48004490, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 17777982, "hashes": {}}, "samples": 11431, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 12720740, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_68590-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_68590-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..42b08c8ae7a8d80ee3e986e78fd34f287f0cdddc
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_68590-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 40757225,
+  "num_truncated_tokens": 40722510
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_68775-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_68775-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..72c42b24ec4b3366554ddd2976ef105037abcfde
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_68775-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67107284, "hashes": {}}, "samples": 45023, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 48041252, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 7761822, "hashes": {}}, "samples": 5032, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 5530158, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_68775-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_68775-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..f596765c1415713168094148825997f8544f1bc2
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_68775-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 35885541,
+  "num_truncated_tokens": 35858332
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_69933-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_69933-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..4f6737db900cfb7f39a6d1c0b04539667fcb5690
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_69933-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108803, "hashes": {}}, "samples": 44251, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47779059, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 9656859, "hashes": {}}, "samples": 6354, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 6833825, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_69933-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_69933-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..cc4e9a3d079fcbd92ba3546501368344119a1e62
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_69933-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 36816607,
+  "num_truncated_tokens": 36788913
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_7065-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_7065-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..3c0e391f6bacf3ddfea08a36034a97f1e971806e
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_7065-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67107851, "hashes": {}}, "samples": 44876, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47838599, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 8575905, "hashes": {}}, "samples": 5594, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 6145785, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_71633-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_71633-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..ee494872ee74ff517709e95100aca8b3a75cbfb3
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_71633-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67107779, "hashes": {}}, "samples": 43324, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47732317, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 15770460, "hashes": {}}, "samples": 10331, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 11264290, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_71633-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_71633-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..7195ba59a8da3141890603e3f30d70a2be3d4ec3
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_71633-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 39778428,
+  "num_truncated_tokens": 39745409
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_75879-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_75879-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..702e45fb3e54069b8f2119e7cef7e4c16144c4b5
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_75879-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67107685, "hashes": {}}, "samples": 43743, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47620889, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 12583814, "hashes": {}}, "samples": 8309, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 8958872, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_75879-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_75879-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..af777fcb287027c3f762a9d7661ba39db5fa98c2
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_75879-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 38234761,
+  "num_truncated_tokens": 38204742
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_78120-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_78120-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..df5dda58c162b963e8a946b8f4ed4fc1b012bbb4
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_78120-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108085, "hashes": {}}, "samples": 42613, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47788092, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 20103383, "hashes": {}}, "samples": 13006, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 14382284, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_78120-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_78120-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..04c231334da05478d104b1c1195acf820aafc9b2
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_78120-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 41884127,
+  "num_truncated_tokens": 41848253
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_80682-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_80682-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..ca4ef56d3fdaed1b87dccf6e98617f3199cbeb8c
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_80682-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108477, "hashes": {}}, "samples": 43213, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47954316, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 17365818, "hashes": {}}, "samples": 11093, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 12400362, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_80682-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_80682-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..616574c2ab89887b1ede76ebf911335e8e4138ec
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_80682-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 40556144,
+  "num_truncated_tokens": 40521762
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_81403-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_81403-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..bea69effa6ba09fc317cbbac8f3f6290dfd9f8af
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_81403-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67107691, "hashes": {}}, "samples": 42856, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47645973, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 19696920, "hashes": {}}, "samples": 12638, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 14028586, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_81403-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_81403-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..1556d44a8297b3c563ac0cd97e85d8971300dd6b
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_81403-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 41684564,
+  "num_truncated_tokens": 41649045
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_82254-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_82254-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..c0dd05b25eec421835251ce3f06a00adbe69b485
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_82254-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108382, "hashes": {}}, "samples": 44278, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 48050933, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 10005949, "hashes": {}}, "samples": 6568, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 7130946, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_82254-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_82254-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..25c35867bcc663fbe6db16a3817e57572291632d
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_82254-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 36983365,
+  "num_truncated_tokens": 36954983
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_83546-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_83546-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..19220737e639d0095db9bf42141b16130c68b049
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_83546-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108056, "hashes": {}}, "samples": 44252, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47729935, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 13032037, "hashes": {}}, "samples": 8477, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 9231801, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_83546-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_83546-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..1e0cf335050570ef796867e2a0878430eeb3334b
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_83546-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 38438346,
+  "num_truncated_tokens": 38407046
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_8385-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_8385-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..1d0ac3500eaa9a979a9820c6aea884d16fe1e4e2
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_8385-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67107736, "hashes": {}}, "samples": 43599, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47658241, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 14718950, "hashes": {}}, "samples": 9640, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 10448152, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_8385-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_8385-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..35174c75ae1630fd044c9331915dbe327b23c3a0
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_8385-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 39265625,
+  "num_truncated_tokens": 39233724
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_85345-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_85345-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..c2a0e96a48f180f3083fb7957ac0d31aa2b46de0
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_85345-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108615, "hashes": {}}, "samples": 42851, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47597564, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 19564408, "hashes": {}}, "samples": 12525, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 13991017, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_85345-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_85345-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..3abdacf1cd8162977cf678e9f4e9da5cf024e4a7
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_85345-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 41622354,
+  "num_truncated_tokens": 41586942
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_87811-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_87811-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..13831268185c87b117d0a560d41c8de6dba0ee98
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_87811-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67108054, "hashes": {}}, "samples": 43619, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47953737, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 13909841, "hashes": {}}, "samples": 9157, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 9989615, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_87811-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_87811-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..7d057d812a7a2bbfdaeb2d84abdca692f49ae0a9
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_87811-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 38875430,
+  "num_truncated_tokens": 38843635
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_89623-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_89623-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..aeaeb6361fb3b2dcc68cdeda327830ee948deeb0
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_89623-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67107997, "hashes": {}}, "samples": 42606, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47660508, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 22576313, "hashes": {}}, "samples": 14274, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 16009629, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_89623-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_89623-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..60d79bd5be7b3e0a67ca5d5b67a7ffb9ede713ed
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_89623-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 43081480,
+  "num_truncated_tokens": 43043398
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_91854-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_91854-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..66689de131342c192bf0cf408d8c4f99c1bcfc98
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_91854-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67107771, "hashes": {}}, "samples": 43105, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47565845, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 18043159, "hashes": {}}, "samples": 11487, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 12769237, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_91854-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_91854-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..f49fa889939101675e4e66048ea17391aa2bde71
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_91854-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 40885627,
+  "num_truncated_tokens": 40851884
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_97436-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_97436-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..53db15000114ee0cbc69c0dc8e325812d324ce75
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_97436-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67107433, "hashes": {}}, "samples": 43804, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47660857, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 11544257, "hashes": {}}, "samples": 7666, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 8225103, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_97436-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_97436-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..693c5fc8d963a1ae050b37011f6615be15bc6fb9
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_97436-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 37732816,
+  "num_truncated_tokens": 37703489
+}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_9982-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_9982-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..34d29945a7f0aee8db8601d886397d156b195685
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_9982-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
+{"shards": [{"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00000.mds", "bytes": 67107472, "hashes": {}}, "samples": 42961, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00000.mds.zstd", "bytes": 47738244, "hashes": {}}}, {"column_encodings": ["str", "ndarray:uint16"], "column_names": ["id", "input_ids"], "column_sizes": [null, null], "compression": "zstd", "format": "mds", "hashes": [], "raw_data": {"basename": "shard.00001.mds", "bytes": 20700128, "hashes": {}}, "samples": 13005, "size_limit": 67108864, "version": 2, "zip_data": {"basename": "shard.00001.mds.zstd", "bytes": 14743120, "hashes": {}}}], "version": 2}
\ No newline at end of file
diff --git a/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_9982-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_9982-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..b681abc3bd129fb43bc43bad36de5a5e3ec023e2
--- /dev/null
+++ b/train/mlfoundations-dclm-baseline-1.0-parquet-sampled-v2/split_9982-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 42171443,
+  "num_truncated_tokens": 42134787
+}
\ No newline at end of file