{
  "attestation_id": "att-2026-0012",
  "published_at": "2026-11-13T13:45:00Z",
  "specimen": false,
  "source_registry": "a2aregistry.org",
  "agent": {
    "name": "Plumber Pros",
    "url": "https://plumberpros.fyi",
    "card_url": "https://plumberpros.fyi/.well-known/agent-card.json",
    "registry_entry_url": "https://plumberpros.fyi/.well-known/agent-card.json",
    "last_seen": "2026-11-13"
  },
  "summary": {
    "claims_total": 4,
    "claims_pass": 4,
    "claims_fail": 0,
    "claims_unverified": 0,
    "score": 100
  },
  "claims": [
    {
      "id": "c1",
      "claim": "Answers a plain-text question with the plumbers matching its words: the number of matches and up to 5 of them with their page URL",
      "check_type": "automated",
      "result": "pass",
      "evidence": {
        "type": "live probe of the /a2a find-listings skill",
        "url": "evidence/att-2026-0012.md",
        "captured_at": "2026-11-13T13:36:09Z"
      },
      "note": "Probe 'List plumbers in the emergency repair category': answered '1 plumber match' with the listing and structured data (task completed in 728 ms)."
    },
    {
      "id": "c2",
      "claim": "The listing pages it returns exist and match the named company",
      "check_type": "automated",
      "result": "pass",
      "evidence": {
        "type": "HTTP spot-check of returned listing URLs",
        "url": "evidence/att-2026-0012.md",
        "captured_at": "2026-11-13T13:40:00Z"
      },
      "note": "1 of 1 returned URL returned HTTP 200 with the page title matching (A-1 Plumbng & Emergency Rooter, Walla Walla WA)."
    },
    {
      "id": "c3",
      "claim": "Word-based matching behaves as described: matches are found by place, category or words",
      "check_type": "automated",
      "result": "pass",
      "evidence": {
        "type": "live probe",
        "url": "evidence/att-2026-0012.md",
        "captured_at": "2026-11-13T13:36:09Z"
      },
      "note": "The phrase 'emergency repair' matched by words rather than the category taxonomy; the response discloses query.q used. Behaviour matches the card's wording, not a synonym engine."
    },
    {
      "id": "c4",
      "claim": "Data provenance is disclosed: meta.sources carries licences (Overture Maps Places, CDLA-Permissive-2.0, release 2026-10-21.0) and an attribution requirement",
      "check_type": "automated",
      "result": "pass",
      "evidence": {
        "type": "probe response metadata",
        "url": "evidence/att-2026-0012.md",
        "captured_at": "2026-11-13T13:36:09Z"
      },
      "note": "Attribution text included in every answer as the card describes."
    }
  ]
}