1. A value document, comprising a value document substrate and different feature substances for checking the value document, a first feature substance incorporated into the volume of the substrate of the value document; second and third feature substances provided on the value document substrate in a printing ink jointly and in the form of a coding, wherein the second feature substance comprises a luminescent substance, and the third feature substance comprises a material absorbent in an infrared spectral range, wherein the first feature substance is formed by a luminescent substance emitting in the absorption range of the third feature substance and the third feature substance does not absorb at a certain emission wavelength of the first feature substance; and a fourth feature substance is applied to the value document substrate different from the first, second and third feature substances, wherein the third feature substance absorbs at least part of the emission radiation at a certain emission wavelength of the fourth feature substance.