Hacker News Reader

No, I'm a different person, not sure how I can prove that to you though?

Maybe you can prove your identity and humanity (!) with some kind of a distributed immutable ledger. ;)

Nope. Identity management needs a central authority. This will be implemented in web5.0 then.

One of the features of asymmetric key cryptography is that you can only prove that you're the same person (private key).