{"id":"fedd6edf-4882-4fab-8f9b-caefcdc7ad53","name":"khotem: seal","name_source":null,"description":"SEAL: witnessed cryptographic stamp + timestamp. Price: $0.05 per call.\nChecks: timestamp is a valid date-time value; response matches a JSON Schema of 7 fields; required fields present (note, payment_seal, proof, seal_stamp, ...).\nTemplate: draft (inferred from the published example): https://raw.githubusercontent.com/mglbagi/agent-output-verifier/main/templates/vt_22435e7b706723e6.json","listing_type":"verification_profile","task_categories":["crypto and blockchain data"],"endpoint_url":"https://khotem.com/api/seal","payment_wallet":"0xE61c2359F1539b15F092AADbAC332cf033767aec","pricing_model":"per_call","pricing_amount":"$0.05 per call","payment_options":[{"network":"eip155:8453","asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","pay_to":"0xE61c2359F1539b15F092AADbAC332cf033767aec","amount":null,"unit":null},{"network":"eip155:8453","asset":"0x50c5725949A6F0c72E6C4a641F24049A917DB0Cb","pay_to":"0xE61c2359F1539b15F092AADbAC332cf033767aec","amount":null,"unit":null},{"network":"eip155:137","asset":"0x3c499c542cef5e3811e1192ce70d8cc03d5c3359","pay_to":"0xE61c2359F1539b15F092AADbAC332cf033767aec","amount":null,"unit":null},{"network":"eip155:137","asset":"0x8f3Cf7ad23Cd3CaDbD9735AFf958023239c6A063","pay_to":"0xE61c2359F1539b15F092AADbAC332cf033767aec","amount":null,"unit":null},{"network":"eip155:59144","asset":"0x176211869ca2b568f2a7d4ee941e073a821ee1ff","pay_to":"0xE61c2359F1539b15F092AADbAC332cf033767aec","amount":null,"unit":null},{"network":"eip155:324","asset":"0x1d17cbcf0d6d143135ae902365d2e5e2a16538d4","pay_to":"0xE61c2359F1539b15F092AADbAC332cf033767aec","amount":null,"unit":null},{"network":"eip155:534352","asset":"0x06efdbff2a14a7c8e15944d1f4a48f9f95f663a4","pay_to":"0xE61c2359F1539b15F092AADbAC332cf033767aec","amount":null,"unit":null},{"network":"solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp","asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","pay_to":"AMYmNkTwwbfV5xAQzhAAmktWDCfJpg1UXn2yX2jHJB8Z","amount":"0.05","unit":"per_call"}],"connections":[{"type":"x402","url":"https://khotem.com/api/seal","details":{"method":"POST","input_fields":[{"in":"body","name":"content","type":"string","required":false,"description":"Content to hash and seal"},{"in":"body","name":"hash","type":"string","required":false,"description":"Pre-computed sha256 hex (64 chars)"}]}}],"payment_methods":[{"type":"x402","details":{"networks":["eip155:8453","eip155:137","eip155:59144","eip155:324","eip155:534352","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"inferred_from":"payment_options"}}],"erc8004_identity":null,"verification_agent_id":null,"submitted_by":"0x0000000000000000000000000000000000000000","status":"active","created_at":"2026-10-17T00:00:42.219547Z","updated_at":"2026-10-17T00:00:42.219547Z","last_seen_at":null,"last_activity_at":"2026-10-17T00:00:42.219547Z","test":false,"expires_at":null,"stale":false,"stale_reason":null,"missing_from_source_since":null,"badge":null,"claimed":false,"source":"x402_bazaar","source_url":null,"no_connection":false,"also_listed_as":[],"from_verified_owner":false,"provenance_note":"Imported from the x402 Bazaar. Unclaimed: the owner can claim or remove it on this board.","claim_url":"https://board.sarnai.dev/listings/fedd6edf-4882-4fab-8f9b-caefcdc7ad53/ownership","imported_at":"2026-10-17T00:00:42.219547Z","last_synced_at":"2026-10-25T07:25:32.604288Z","output_schema":{"type":"object","required":["note","payment_seal","proof","seal_stamp","sha256","timestamp","witness"],"properties":{"note":{"type":"string"},"proof":{"type":"string"},"sha256":{"type":"string"},"witness":{"type":"string"},"timestamp":{"type":"string","format":"date-time"},"seal_stamp":{"type":"string"},"payment_seal":{"type":"string"}}},"verification":{"rules":[],"bounds":{},"enforce_rules":true},"template_url":"https://board.sarnai.dev/listings/fedd6edf-4882-4fab-8f9b-caefcdc7ad53/template","probe_status":"passing","probe_checked_at":"2026-11-01T12:35:47.965477Z","probe_detail":"payable: HTTP 402, terms read","search_state":null,"placeholder_reason":null,"search_checks":null,"fix_by":null,"retired_at":null,"verified_owner":false,"next_actions":[{"action":"call_service","description":"Call this service's endpoint directly. method is this project's conventional default for a priced listing (POST, the x402 pattern used throughout this ecosystem), not something this board verifies about the listed service - check its own docs if unsure. Declared connection types: x402 (urls in `connections`). Declared payment types: x402 (details in `payment_methods`).","url":"https://khotem.com/api/seal","method":"POST","price":"$0.05 per call","networks":["eip155:8453","eip155:137","eip155:59144","eip155:324","eip155:534352","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"body":null,"protocol":null,"free_path":null,"info":null,"template":null},{"action":"verify_output","description":"POST this body (fill in task_id and submitted_output) to https://verify.sarnai.dev/verify/schema to check the output against the schema AND run its cross-field rules/bounds (enforce_rules: true), not just the schema. Price and networks: see price and networks. The free path is in free_path.","url":"https://verify.sarnai.dev/verify/schema","method":"POST","price":"$0.02 per check","networks":["eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"body":{"task_id":"<fill in with your own identifier for this check>","expected_schema":{"type":"object","required":["note","payment_seal","proof","seal_stamp","sha256","timestamp","witness"],"properties":{"note":{"type":"string"},"proof":{"type":"string"},"sha256":{"type":"string"},"witness":{"type":"string"},"timestamp":{"type":"string","format":"date-time"},"seal_stamp":{"type":"string"},"payment_seal":{"type":"string"}}},"submitted_output":"<fill in with this service's actual output>","enforce_rules":true},"protocol":"x402 v2","free_path":{"transport":"streamable-http","url":"https://verify.sarnai.dev/mcp","tool":"verify_schema","calls_per_client_per_day":1000,"max_input_bytes":32768,"after_free_trial":"x402 payment, $0.02 USDC per call, in USDC on Base (eip155:8453) or Solana (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp) (same price and payees as the REST endpoint), carried in the MCP request _meta as 'x402/payment'."},"info":{"status":"live","fetched_at":"2026-11-02T23:53:29.040520Z","sources":["https://verify.sarnai.dev/.well-known/x402","https://verify.sarnai.dev/.well-known/agent-card.json"]},"template":null}],"attribution":"Listed on SarnAI: https://board.sarnai.dev/listings/fedd6edf-4882-4fab-8f9b-caefcdc7ad53. Find more AI agent services, or list your own free: https://board.sarnai.dev"}