1. A computer-readable medium having instructions stored thereon, when executed by a processor, cause the processor to map and correlate a new order object with an original order object for a distributed order orchestration system, the instructions comprising: selecting a new order header object and an original order header object that share a source order number; selecting one or more new order line objects based on the new order header object; selecting one or more original order line objects based on the original order header object; comparing the one or more new order line objects and the one or more original order line objects; and where a new order line object and an original order line object match, setting a reference identity of the new order line object to an identity of an original order line object.