Purchase or confirm ownership of the original Dreamcast GD-ROM disc. Acquire a compatible external GD-ROM drive (e.g., Plextor PX- AliExpress RetroDream HDD Games for Sega Dreamcast - AliExpress
A user generates a decentralized identifier (DID) on a GDI2-compliant wallet. This DID is a string of random characters (e.g., did:gdi2:123abc... ). Crucially, the private key remains solely on the user's device. gdi2cdi verified