Agent Passport System When to use this skill - Agent needs cryptographic identity (Ed25519 passport) - Delegate authority between agents with scope, spend limits, depth controls - Revoke access — one call kills all downstream delegations - Run agent commerce with 5-gate checkout (passport, delegation, merchant, spend) - Coordinate multi-agent tasks (assign, evidence, review, deliver) - Track data contributions with Merkle proofs - Encrypt agent-to-agent communication (E2E, forward secrecy) - Score agent trust (Bayesian reputation, passport grades 0-3) - Enforce values compliance (8 principles…