Evidence row 308452

What was observed

{
  "count": 1,
  "tools": [
    {
      "description": "Preflight a public HTTPS URL before fetching. Returns observed access restrictions and the lowest observed-cost eligible route. Does not bypass restrictions or execute transactions. Unknown evidence produces no recommendation.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "action": {
            "enum": [
              "read",
              "search",
              "ai-input",
              "ai-train",
              "transact"
            ],
            "type": "string"
          },
          "budget_usd": {
            "default": 0,
            "maximum": 1000,
            "minimum": 0,
            "type": "number"
          },
          "capabilities": {
            "items": {
              "enum": [
                "http",
                "browser",
                "mcp",
                "a2a",
                "x402"
              ],
              "type": "string"
            },
            "maxItems": 8,
            "type": "array"
          },
          "target_url": {
            "format": "uri",
            "maxLength": 2048,
            "type": "string"
          },
          "user_agent": {
            "default": "AccessGraphBot",
            "pattern": "^[A-Za-z_-]{1,64}$",
            "type": "string"
          }
        },
        "required": [
          "target_url",
          "action",
          "capabilities"
        ],
        "type": "object"
      },
      "name": "route"
    }
  ]
}

What the leaf hashes

{"body":"ccbd84a9203905f680a7af98edc4f8c920b6b7bd92b1459257ffa8d794b0d18a","id":308452,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793058272965768,"prev":null,"subject":"626264b6-556f-4126-a144-1485bb8470a5","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. 0x39dd9d5520fab8f4fc36d7b6f5e71c8baf494c14d769bb8ddf415eade45c8a57
2. 0x82025e9e837a001589a9fafbdd67a730875d4b27aa3eccc7dac1f5e44506297a
3. 0x57ab5ef3eaa566abeb72491fed37fa33c77ddeea9a53457e0be9c038c5fcad1e
4. 0x3d3b2bf0988c82d300e9c5dec25c4b0cf0e66f03b181c9e30ba6845d703bf882
5. 0x50532efa909fe373f8735be4666dfbac9a752dc83e27c6457dba857c66d5773a
6. 0xa5bd3f52fd9ae2ff4a65e1b4cf8539549d0f3d8b3b4233b0bce784c1c84b9044
7. 0x54955153e9f65abd283a88efd74a9199c579766be459062003e25156051a0101
8. 0xfb36afba7b07f550231d367baf1d322a60809930d45bc610b519c51d9e612f35
9. 0xe51475e9e26b161586e5cee358e63354a336fde4cd9d2fe7a7f90c67097721a7
10. 0xfda15cdc71a49ed951aef5d062ed510394ecacc85a2243302429b8300694e535
11. 0xd9b921e2251851de5c43bdbb4f58d5e2fa1aee215c84e0f3e0426cf1e4a08e8f
12. 0x18cc4431e4bbe45ee72defb9bb3318434364bf71c883055c6197fa7102ec601a
13. 0xe2214b3d6a48396930d1739b02ea366de2aac5337c9b9ff2aff28cecf6518139
14. 0x7f594f5609f388d64d3cda87b5631d393ee8300bb09bad71f150113a5886ee33
15. 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae