Evidence row 305700

What was observed

{
  "count": 1,
  "tools": [
    {
      "description": "Returns the Isto Intents intent servers whose last automated check passed and that serve the given country and category (and language, if given): operator, host, MCP url, what they serve and when they were checked. The list is in no order of preference; if several fit, let the user choose. Connect to a returned url to publish the user's intent there. Data: https://istointents.org/registry.json (CC BY 4.0).",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "category": {
            "description": "vehicle, property, or a category URI",
            "type": "string"
          },
          "country": {
            "description": "ISO 3166-1 alpha-2 country code, e.g. SK, CZ, AT",
            "pattern": "^[A-Za-z]{2}$",
            "type": "string"
          },
          "language": {
            "description": "optional BCP 47 language the user wants to be served in, e.g. sk, cs, de",
            "type": "string"
          }
        },
        "required": [
          "country",
          "category"
        ],
        "type": "object"
      },
      "name": "registry_find_holders"
    }
  ]
}

What the leaf hashes

{"body":"3b499ec68f773dae4e6c756be5881a817f0d183ba12bebea59c32b057401ffd7","id":305700,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793056598536253,"prev":null,"subject":"e41665f0-32a2-4071-b3d9-2d1735d9846f","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. 0xc5224dde0feb624ea962267bcc2eff8ec9907c047e65c9e419df6d10060d5bad
2. 0xf62f4707d25986fd04701ca134ebb5cc2b7c81788148796eac2e79431063372c
3. 0x9be837e8520400c8b5af8a2810859bba27dc5501cf9617a40ef90c7a25c3b413
4. 0x2ab6d2117836e347cb86fff4254f6c53f48efdcd14f5a4c479d762240894ab59
5. 0x8f229b2d8592bbf57bca2bdc8157d40d0f7b3810319b14b9f67111597ffba940
6. 0xe8e1f2badb6f271a12b771100dfab642431ea42ec265eaea7dafd218d568d699
7. 0x02f7eb58d9dd24964e9cae9c864769613af867c618a791ae81cfaa3b0d1a8176
8. 0x7362a52d79a10d5c3315640e0afb5c08ee18dcc120e3ed131c6fe9b970200782
9. 0xf9c2b7163c58fd9f97b54be575e7f72e77eca742957a369b168b00975ec9a7ec
10. 0x898f645f86c84a3076cc9b37a95ad7e2490fbce031f5f2e0257dd07699f9e829
11. 0xd2a07d39f43cc6c0a549d9e0f8d8244992bef3f66efa78aea10852590e0fc7dd
12. 0x4d1a020de7fc0aa076daeb62ebb904d51ac6c607b605eb63a7855f34d7b69f1b
13. 0x641fba1f23ec69d96721e34ace1926954d835b9614cb5eae215a069c056399b8
14. 0xdbe2e8dd65ea1248b2936612538f18268abd5cf27ebdab3737694571ad496004
15. 0x9f68b5e15459cb62b8c0cd4c124fa61c74147b4a5755a200fbecd21a581635d1
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae