{"status":"attested","page":"https://annalist.dev/mcp/com.askmatchbox/matchbox","statement":{"type":"annalist.mcp-check/v1","issuer":"https://annalist.dev","subject":{"name":"com.askmatchbox/matchbox","url":"https://askmatchbox.com/api/mcp/mcp"},"issued_at":"2026-10-18T01:02:17Z","valid_until":"2026-10-25T01:02:17Z","grade":"B","score":75,"facts":{"probes_7d":4,"up_pct_7d":50,"median_ms":1265,"access":"open","tools_count":3,"tools_changed_14d":true,"last_tools_change":"2026-10-15","domain_age_days":null,"registry_status":"active"},"flags":["often_down","tools_changed"],"reasons":["-25: answered 50% of our probes in 7 days","!: its tools changed on 2026-10-15 (changed 2); no points deducted, review before trusting them"],"method":"mcp-1","evidence":{"probes":"derived/checks/mcp/probes/","ledger":"https://github.com/ryanroskowski/annalist-ledger"}},"signature":"e1AzqZPf4XRLlRhWmlOxFAvjh4DTNJcw5v_mQmUZ3hX4yev9LyjtugIxTzFT7f6rzgInDHRq7sjWZtIVRvRGCA","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."}