are you a big time anime fan.?

well if you are a big time anime fan can you plz tell me what those numbers in the file name means.?? [Commie] Berserk - Golden Age Chapter I - Egg of the High King v2 [BD 1080p AAC] [48386996].mkv
[Commie] Berserk - Golden Age Chapter II - The Capture of Doldrey v2 [BD 1080p AAC] [8B0DFAFF].mkv
[Commie] Berserk - Golden Age Chapter III - Advent v2 [BD 1080p AAC] [2A746C39].mkv
i mean 48386996, 8B0DFAFF and 2A746C39
Answer #1
Checksums (CRC 32)?