{"slug":"sellat-10c74412","name":"Sellat","summary":"Timestamp and notarize any file, data or AI agent log by its SHA-256 hash: blockchain proof of existence and integrity for tamper-evident audit trails, anchored on Polygon in minutes, then Bitcoin (OpenTimestamps); not a notary act. Returns proof_id, certificate, proof.json and evidence ZIP, verifiable without Sellat. Use when you must prove exact data or an agent record existed and is intact.","status":"unreachable","indexable":false,"listed_since":"2026-10-25T17:51:27.135585Z","sources":[{"source":"x402_bazaar","external_id":"https://sellat.app/api/v2/proofs","owner_address":"0xedeb27856ffb8c313931b2dce0f8375f27f4d87a","seen_at":"2026-11-07T20:30:23.191483Z","removed_at":null}],"endpoints":[{"url":"https://sellat.app/api/v2/proofs","host":"sellat.app","protocol":"x402","state":"unreachable","last_probe_at":"2026-11-06T11:05:16.314631Z","last_ok_at":null,"tools_count":null,"tools_changed_at":null,"uptime_24h":null,"uptime_30d":0.0}],"also_listed_as":[{"slug":"sellat-app-60c0eb9a","name":"sellat.app"}],"payment_options":[],"usage":{"source":"x402_bazaar","unique_payers_30d":3,"paid_calls_30d":14,"last_paid_at":"2026-11-04T14:41:35.958Z","reported_at":"2026-11-07T20:30:23.191483Z"},"assessment":{"method":"2026.10.2","checks":[{"id":"answers","state":"fail","reason":"Has not answered a check yet."},{"id":"owner","state":"fail","reason":"No one has proven control of its domain or of the wallet it is paid at."},{"id":"track_record","state":"fail","reason":"Listed for 13 days; 30 are needed."},{"id":"real_customers","state":"fail","reason":"3 different wallets paid it in 30 days, as the x402 Bazaar reports (not yet counted by addrbook); 10 are needed."},{"id":"clean_scan","state":"not_applicable","reason":"Not an MCP server."}],"passed":0,"applicable":4,"contradicted":false,"computed_at":"2026-11-08T00:57:59.373967Z"},"identity":{"endpoint_domains":["sellat.app"],"proven_domains":[],"proven_wallets":[],"namesakes":[{"slug":"sellat-f2f9d17c","name":"Sellat","proven_domain":null},{"slug":"sellat-3a985abd","name":"Sellat","proven_domain":null}],"namesake_count":2,"identity_checks":[],"wallet_attestations":[],"human_backings":[]},"replies":[],"customers":null,"scan":null,"notice":"Not affiliated with addrbook — claim or request removal."}