Evidence row 2724894

What was observed

{
  "count": 2,
  "tools": [
    {
      "description": "Use this when the user names a child care center, preschool or family child care home (by name, license number, or name and city) in a covered US state and wants its official state licensing or inspection record. Returns up to 10 matching facilities with street, ZIP and license number so the right one can be confirmed, plus a record_key for get_facility_record. Do not use it for general child care advice, to rank or recommend facilities, or for information about individual people.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "Optional city name to narrow the results to.",
            "maxLength": 100,
            "type": "string"
          },
          "query": {
            "description": "Facility name, part of a name, or the agency license number, as the user typed it.",
            "maxLength": 200,
            "type": "string"
          },
          "state": {
            "description": "Two-letter code of the state whose records to read.",
            "enum": [
              "TX",
              "CA",
              "FL",
              "NY",
              "OH",
              "PA",
              "WA",
              "GA",
              "VA",
              "AZ",
              "NH",
              "NJ",
              "NV",
              "SC",
              "SD",
              "ND",
              "OK"
            ],
            "type": "string"
          }
        },
        "required": [
          "state",
          "query"
        ],
        "type": "object"
      },
      "name": "find_facility"
    },
    {
      "description": "Use this when one specific facility is identified (a record_key slug from find_facility, or a license number the user gave) and the user wants its license status, published inspection counts or the agency's inspection findings. Returns the record with verbatim findings, the status-as-of date, the agency's official record link and the CheckedCare page URL. Do not use it to grade, rank or compare facilities, or to look up staff, children or any other individual.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "license_number": {
            "description": "The agency license or operation number, exactly as published.",
            "maxLength": 200,
            "type": "string"
          },
          "slug": {
            "description": "record_key.slug from a find_facility result.",
            "maxLength": 200,
            "type": "string"
          },
          "state": {
            "description": "Two-letter code of the state whose records to read.",
            "enum": [
              "TX",
              "CA",
              "FL",
              "NY",
              "OH",
              "PA",
              "WA",
              "GA",
              "VA",
              "AZ",
              "NH",
              "NJ",
              "NV",
              "SC",
              "SD",
              "ND",
              "OK"
            ],
            "type": "string"
          }
        },
        "required": [
          "state"
        ],
        "type": "object"
      },
      "name": "get_facility_record"
    }
  ]
}

What the leaf hashes

{"body":"7f0b6151f2aea7c106e527e06f652370bd78b7944c7afd80c3e9fedcc69f4a57","id":2724894,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793746958505228,"prev":null,"subject":"8b4065d9-79ea-485c-8309-5139319fa05a","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x7d88fe316264a12d5a34129ac806e486a0879495c2e4229e978d4835ff697937
2. 0x58f148666d9400d1e0b1f37ce20ef9569633afa55d51e1b5b3b3afce43833991
3. 0x085a6f16de21b9d237cd1890415402182b056050473b61231d55ca35a294593c
4. 0xedd6606a6991b43ce2f22e025c5e39f51c33664d941fd69625098f5bacd93838
5. 0xeee4a1bf126871eb1701b089001c304634e18f3d5337150261966ba7c5b75a3c
6. 0xbb6d3593e34977623af3f1e711cce78120b7a883bfb30133ae3fb083fd6050a8
7. 0xcef8d77a213eb2bc064c25e0b56f9d82b4f5bd571b0614d4405f98f66beebf2a
8. 0xff27393026c899d02e07902d1d451a7478ee2ae0e2898f9ed3d4401971ad452d
9. 0xad79e35c91f98d3f2afd36889fd5fcf3af0117ab2574a6a00b14d653886005e4
10. 0x77550f60b1272e189a20cfc1de1e2271bcfaaa9269e62bca38445034709d2b96
11. 0xd055e9061708aa2cd20f8e18c6a0b6a6d51819a9c5cc9bba9dbff64792dcb551
12. 0x86e6d97fb97dfacbd8a9da77c85096cbad23fb83ac3ae2a4d65c7a0b6b3f1ce1
13. 0xb64de2d145ac698ef5d991de5140767a8317e68a92d3cf1c5d78e4f7977a0d21
14. 0xcd70da55bc68640bf37c238eb2dcd35a729f3a58d333a753be62a2aef7873850
15. 0x273fa0d1dba912fbac313286feadbb113b263290d047849b0ea460936942f2af
16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7