Pokemon Legends Arceus -01001f5010dfa800--v1966... [better] -

The keyword refers to the specific technical Title ID and versioning nomenclature used by the Nintendo Switch system to identify software. In this case, 01001F5010DFA000 is the official Title ID for Pokémon Legends: Arceus . Understanding the Technical Metadata

When you see a string like 01001F5010DFA800 , it typically represents a specific component of the game:

: Often indicates the Title ID for the game's Update Data or DLC component.

: This is a hexadecimal or decimal versioning number. For instance, v196608 is the internal versioning for Update 1.1.1 , the final major patch released for the game. How to Update Pokémon Legends: Arceus - Nintendo Support

: The base game Title ID for the Nintendo Switch .