Legitimate archival platforms provide SHA-256 hashes. Always check your files against public databases to ensure the file has not been altered or bundled with malicious software.
The string isn't just random gibberish; it is a roadmap of the software’s identity:
The string of characters is the official Title ID used by Nintendo's operating system to identify Mario Kart 8 Deluxe on the Nintendo Switch system. The accompanying numbers, such as v1114112 , translate to specific internal build versions (equivalent to Version 3.0.1 or similar endgame updates) distributed digitally via the Nintendo eShop.