The file XXnnnnnnnn.bat is a copy from the Uproc file (UPRID.UPROCVERSION) located in the UPR folder taking the same creation date as the source file.
<Please see attached file for image>
Dollar Universe 6
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