SideFX Labs has "Labs UDIM Tile Number" tool, which assigns UDIM attribute to each primitive based on a tile it is located in. You can then use this attribute to separate geometry or for any other purpose.
ajz3d SideFX Labs has "Labs UDIM Tile Number" tool, which assigns UDIM attribute to each primitive based on a tile it is located in. You can then use this attribute to separate geometry or for any other purpose.