Glossary

• Account id (userId): the id a platform gives an account. It never changes. For Google, libID stores a digest of it.
• Binding: the record that a wallet owns a platform account and its handle.
• Handle: the name an account uses on a platform: a GitHub login, an X username, or a Google email address. It can change.
• handleNode, idNode: the bytes32 keys a handle and an account are stored under. See Platforms and nodes.
• Normalization: the rules that turn the different ways of writing a handle into one form, such as lowercasing and removing a leading @.
• Notary: the service that signs records of a user’s sessions with GitHub and X.
• observedAt: when the platform confirmed a binding, in Unix seconds. See Freshness.
• Platform: GitHub, X or Google.
• platformId: keccak256("github"), keccak256("x") or keccak256("google").
• Primary name: the one handle a wallet chose to show on a platform. See Primary names.
• Proof: the evidence a wallet sends to bind: platform data plus a zero-knowledge proof.
• Round: in HandleEscrow, the deposits made between two claims.