: In the context of digital game archiving or modding, "paper" often refers to Paper-Like or Paper Mario style mods, or it may refer to a "paper" (documentation/ticket) file used in custom firmware environments to bypass certain system checks.
The string you provided refers to a specific digital file format for on the Nintendo Switch. Pokemon Legends Arceus [01001F5010DFA800][v1966...
If you are looking for technical documentation or specific update files, you can check community resources like the Pokémon Wiki for general game info or the Pokémon Legends: Arceus Wikipedia for development history. : In the context of digital game archiving