{"status":"attested","page":"https://annalist.dev/mcp/online.agentgas/data-verification","statement":{"type":"annalist.mcp-check/v1","issuer":"https://annalist.dev","subject":{"name":"online.agentgas/data-verification","url":"https://agentgas.online/mcp"},"issued_at":"2026-10-22T01:06:23Z","valid_until":"2026-10-29T01:06:23Z","grade":"C","score":65,"facts":{"probes_7d":9,"up_pct_7d":56,"median_ms":738,"access":"open","tools_count":1,"tools_changed_14d":true,"last_tools_change":"2026-10-19","domain_age_days":8,"registry_status":"active"},"flags":["often_down","new_domain","tools_changed"],"reasons":["-25: answered 56% of our probes in 7 days","-10: domain registered 8 days ago","!: its tools changed on 2026-10-19 (changed 1); no points deducted, review before trusting them"],"method":"mcp-1","evidence":{"probes":"derived/checks/mcp/probes/","ledger":"https://github.com/ryanroskowski/annalist-ledger"}},"signature":"OHvJTw5PVzEUYupmSaKiNA5FlxaV0U9DJl3oa-2tfb4VNizCIeCi85Uo5_u7RP_HyVYkp3KUjTgVc-ll6dYKDg","key_id":"187e49f200625a2f","public_key_url":"https://api.annalist.dev/.well-known/annalist-key.json","how_to_verify":"Ed25519 signature (base64url) over the RFC 8785 canonical JSON of `statement`, checked with the public key at https://api.annalist.dev/.well-known/annalist-key.json (key_id must match). Then check valid_until. The probes behind it are archived daily, and each day's archive hashes are in the public ledger."}