Just remember: You didn't find this file. The file found you. Have you used the NPUB31743 DM-FIX? Did you get the WrestleMania 19 entrances to load without audio desync? Let me know in the comments (or on the surviving PS3 subreddits).
If you have a dusty PS3 in a closet and a desire to relive the Austin vs. McMahon rivalry without the game freezing mid-stunner, this file is your time machine. WWE2K16DIGITAL01-NPUB31743-DM-FIX
To the average fan, it looks like a corrupted save file or a typo. To the digital archaeologist (or the desperate player trying to get a seven-year-old wrestling game running on a modded PS3), it is a key. A messy, undocumented, often-misunderstood key. Just remember: You didn't find this file