alt Hacker NewsNope they don't. That's the whole point of privacy-preserving age verification.
Technically it is possible. The complaint that people have is that they don't trust that any government will get it right. But it is technically possible with known cryptography.
Ah ok. I understand now. The website isn't making an additional request to the government to verify that the credentials you gave are real. The authenticity is built into the signature.