{"name":"A2A TrustGate","description":"AI safety screening and compliance audit trail","url":"https://a2ainfrastructure.com","version":"1.0","capabilities":{"streaming":false,"pushNotifications":false},"skills":[{"id":"evaluate","name":"Safety Evaluation","description":"Screen an AI action through 4-layer safety shield"},{"id":"audit","name":"Audit Trail","description":"Query tamper-proof audit records"}],"authentication":{"schemes":["bearer"]}}