: Use a tool to check the MD5 or SHA-1 hash. For example, a standard SCPH-1001 BIOS should have an MD5 hash of 924e392dfda74462c019a539b56f8740 .
Elias looked down at the physical console. It was unplugged. It had no power cord. It was sitting on a shelf, a plastic brick.
Unlike traditional BIOS files dumped from physical PS1 consoles (which are region-locked to US, EU, or JP hardware), ps1_rom.bin is a file.