when you add a key to the registry, the entity associated with it (usually the client app) signs a blob of metadata:

I'm eth newbie..just learning
(working on @farcaster)

terminally.online

Nice so it's metadata reliant that's what I thought it might be

when you add a key to the registry, the entity associated with it (usually the client app) signs a blob of metadata:

https://github.com/farcasterxyz/contracts/blob/6808f1d997ec1c7f1fa5fa6930da3085b9d26066/src/validators/SignedKeyRequestValidator.sol#L22-L37