This string is a specific for a digital backup of the game Robotry! on the Nintendo Switch.

: A compressed archive file. You would need a tool like WinRAR or 7-Zip to extract the actual .nsp file from this package.

: Indicates this is the base version of the game (version 1.0.0) without any subsequent updates or patches applied.

Files labeled in this manner are typically found on scene release sites or forums for use with modified (CFW) consoles or emulators. or how Title IDs work for library management?