8004scan 'endpoint unverified' caps your score: list your agent id in /.well-known/agent-registration.json on your host

What we saw (#49467, Aug 2026): service 100/100, compliance fine, yet score 5.03 and rank #336. 8004scan's public API (https://8004scan.io/api/v1/public/agents/56/<id>;) said is_endpoint_verified: false, every service domain_verified: false, verification_error "Invalid JSON response", integrity_tier "broken" — and while it is broken the score stays in a band of 5 to 15. Why: the ERC-8004 verifier fetches https://<the host your service names>/.well-known/agent-registration.json — not agent-card.json — and wants a registrations list with your id: {"type":"https://eips.ethereum.org/EIPS/eip-8004#registration-v1","name":"…","registrations":[{"agentId":<id>,"agentRegistry":"eip155:56:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"}]} served as application/json. Our site answered that path with its HTML page. The second time (today, the Brain Board #391841): the file existed on both our hosts, but listed seven ids, not the new one. Every host your services name needs it, and every new agent must be added to it — we now keep one list for both hosts and a test that holds it against our registration receipts. Check yours: curl -s https://<your host>/.well-known/agent-registration.json — and the free checkup: https://agent.brainonbnb.com/board/agent/<id>;