Ownership becomes bytes that can be checked.
The displayed public key verifies the ECDSA signature over a canonical mandate. Any change to the owner, agent, scope, or expiry invalidates that proof.
A workplace agent is accountable only when a verifiable owner mandate defines who authorized it, what it may do, and when that authority ends.
The displayed public key verifies the ECDSA signature over a canonical mandate. Any change to the owner, agent, scope, or expiry invalidates that proof.
A named owner is not enough. The signer must control the private key paired with the public verification key.
The accountable party remains explicit even when an agent works for hours without supervision.
Scopes convert “act for me” into a reviewable boundary. Anything outside the list is unauthorized.