Evidence row 257292

What was observed

{
  "count": 1,
  "tools": [
    {
      "description": "Find pay-per-call (x402, USDC on Base) tools for a task. Returns ranked tools with price, recent demand and the URL to call. Free.",
      "inputSchema": {
        "properties": {
          "limit": {
            "maximum": 25,
            "minimum": 1,
            "type": "integer"
          },
          "max_price_usdc": {
            "description": "Optional price ceiling per call",
            "type": "number"
          },
          "query": {
            "description": "What you need, e.g. 'token price' or 'wallet risk check'",
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "find_paid_tool"
    }
  ]
}

What the leaf hashes

{"body":"56d4c75cc8a1a10229e89b0373bf4300b21e962c5cf098eb3d8ea2eb610a7172","id":257292,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793029637966688,"prev":null,"subject":"a81fc79b-d3d5-4737-baa7-55df509d6e33","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0xef804247c9aed5f1ab00d0d5e4b43e8ff8f58fb614773a97aa29d552bf551ebb
2. 0x62e763a575e5ef6dfa0eae4dda451ca0b4ea9b16924ea7afc72e7d302622a4b0
3. 0x8e4b094784b28ffeb7a0fcd34c3d6d2388507aa75d20f6550cd29ab3d6ef7ca6
4. 0xe2ec548300dc936fd26b901c5d95ccd8b9f35d3e9f318d5d9e1e02e8deb7e865
5. 0x00999cd9a1369841af34b46aa8189ea2550af1e43275b4c2822eea2468dd9681
6. 0xcbdc3d194a24aa449038831d4b7de64b58133fb026548a3372a82c87c98ef1f2
7. 0x9716dd7e8301c72fed62acbe70a1f2d6f6c9e40df0ebd0027fd17f50f842a456
8. 0x403ab3fd8e515ba3b58b0ff4eed8d786a44d2a86d5264e5ba055cc7a7b8b3ded
9. 0x2c716b830000b27548fc6097a77d598592b51faf67e034f69a47c380fc4d1f3b
10. 0xe8ce6526203eeff278621cde08607876fd3c33b3d5f8f0c68cd3d71fb0fdc142
11. 0xe34b4862878cc4926f0e4b84b3f031ef1f0cf0de9bf8fb3c13adbc6abc010ee1
12. 0xb0cc0b4ce5a68e83d3e3e55b0387f828adf6f5eb6cfa666d75f6e16ed9d89c1f
13. 0x746e9e5b6765727b6b96f41204cc115b0302259f6c67be0cf0efbf245601d500
14. 0x614d844c9e0509d9f9e63697aa2935555bce5f13695a8dc0047aa9e9898d70b3
15. 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae