APH
An open protocol that cryptographically notarizes every action an agent takes on behalf of a specific human, as W3C Verifiable Credential 2.0 envelopes.
Provenance — every agent action is verifiably attributable to the human who authorized it.
W3C VC 2.0 — notarized as standard Verifiable Credential 2.0 envelopes.
Open protocol — an open specification the whole ecosystem can verify against.