For the purist, the gold standard of quality verification is the . IRD files act as a fingerprint for a game. They contain the MD5 hashes of every file that should be inside the game dump. Software like PS3 ISO Rebuilder uses IRD files to verify a PKG or ISO against the original disc data.
: A massive, high-speed mirror for various romsets. They host a significant collection of Redump-verified PS3 titles, which are the highest quality digital "1:1" copies of the original discs. RomsPure / RomsFun ps3 pkg games roms high quality
Use NoPayStation for digital PKG games, and Redump-verified ISOs for disc titles. Avoid repack PKG sites. Pair with Evilnat CFW + webMAN MOD. For the purist, the gold standard of quality