Evidence row 2931618

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "Run one API with parameters from describe_api. Returns JSON records (default 25; set maxItems up to 500). Billed per record from the account's free monthly allowance, then credit; asks you to sign in (free) the first time. Data via Pushbuild (pushbuild.com/contact).",
      "inputSchema": {
        "additionalProperties": true,
        "properties": {
          "api": {
            "description": "API id.",
            "type": "string"
          },
          "params": {
            "description": "Input parameters for that API, as describe_api lists them, e.g. {\"postcode\": \"SW1A 1AA\"}.",
            "type": "object"
          }
        },
        "required": [
          "api",
          "params"
        ],
        "type": "object"
      },
      "name": "call_api"
    },
    {
      "description": "Input parameters (JSON Schema), coverage and price for one API id from search_apis. Free.",
      "inputSchema": {
        "properties": {
          "api": {
            "description": "API id, e.g. restaurant-inspections.",
            "type": "string"
          }
        },
        "required": [
          "api"
        ],
        "type": "object"
      },
      "name": "describe_api"
    },
    {
      "description": "Find Pushbuild data APIs by keyword (e.g. 'campaign contributions texas', 'restaurant inspections', 'sec 13f'). Returns api ids, what each covers and price per record. Free.",
      "inputSchema": {
        "properties": {
          "limit": {
            "description": "Max results (default 10).",
            "type": "integer"
          },
          "query": {
            "description": "Keywords.",
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "search_apis"
    }
  ]
}

What the leaf hashes

{"body":"242188bb94b49c51011c15a5ad50e2247978a612d59fae240dc5f3c6bd494b88","id":2931618,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793759271392660,"prev":null,"subject":"133d4f11-579b-4175-902d-782457eaf70b","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x0a7b8662dd940236b2e86764a277ffd26b31ffa140180322a41c58770d4efc3c
2. 0xe0d4bac360610422fbb203431007c8efd0e7369054ad81f3b5f233374c6e3452
3. 0x5b4c864b2dcbb89f2b3645dea658932ddb87405ab01568861784cdfbe6efc2bc
4. 0x43962674cdad4f4eb566e42b62d7a670d9710b65a771ef6970d77b395dc90794
5. 0x1d2d9df429718efd7fc7f60bf11a49676c98679cbaaf938af2198d5f2d5c10d4
6. 0x0046ff439f215cc761fd4a410001c3b4dc4fee2163465eae411e4747b64c8703
7. 0xd7d334fbf343358e67efefaba4d935340e6f30cf2fa11a205a8f62430304f79d
8. 0x498e9322d87288c83a3d9e50b48f07454d3d7c035d980483d406baf2b4254658
9. 0x593a2e854e8bae91e052219fa5f25be6c0be8dbd9d1ebebc784326bfc3468e4f
10. 0x033cf2f34bbf0f0731453a64ac32cf675e9fe6d0e78d019bd14dfb5d81e9ba1e
11. 0x58809b1373c4848e45ae5594efe7d62fd4cc1c2a40fa9d52e666efde51d27d80
12. 0x500e4da446a2f2e0bd2631b5ecb4ea544637f7d413e63221abcb40dd2dc34b8f
13. 0xb8a5ef47f6fbfb0cd1b84d2f5499b7090dad601a1b622dc9d852f4db6326bbaa
14. 0xb44c115525799df7784dd57375ef033a43e7f44d7f0a962d5e8c65f7f052f0bc
15. 0x39999cd980e41ec2b00689b8f721fe6463b8366a077d7faaeed19e6514cfbac4
16. 0xcdac863807ea81d51a9ab718457637e91824fd377a06759901352d9a23933554
17. 0x01c26569ec8e231551522ab452fd5d417c3d66f29c7c76886a8ec295a18dd624
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345