Citizen Version:
Texture size - 2k
LOD0 - 5053
LOD1 -  3977
LOD2 -  1168
LOD2 -  256

Human Male/Female Version:
Texture size -  2k
LOD0 - 5006
LOD1 -  3967
LOD2 -  1274
LOD2 -  261

Proof:

Substance Painter Texturing

High poly (Explode bake)

Some Video were recorded on this map:

https://sbox.game/ducksworkshop/workshop_skin_viewer