: The unique PlayStation ID code for the European version of the game. v1.02 : The specific software update version.
While the title "Aeterna.Noctis_CUSA32236_v1.02_BACKPORT_[5.05-6... — interesting paper" might sound like a scientific or academic document, it is actually the filename for a (specifically a "backport") for the video game Aeterna Noctis on the PlayStation 4 . Aeterna.Noctis_CUSA32236_v1.02_BACKPORT_[5.05-6...
In this context, the term "paper" is likely a colloquialism or a mislabeling of the file in the forum or site where you found it. : The unique PlayStation ID code for the