Uproc files created in U_TMP_PATH (by default in subfolder temp) directory during the Job Execution get an old creation date instead of the actual execution date.
The files created during execution have a name like this (for area EXP):
This is a normal behavior as its date is kept by the OS during the copy procedure.
The rest of the uproc files are created according to the execution context so their date is up to date. This behavior cannot be changed