Evidence row 306062

What was observed

{
  "count": 2,
  "tools": [
    {
      "description": "Get airport information including name, city, country, timezone, and coordinates.",
      "inputSchema": {
        "properties": {
          "iata": {
            "default": "JFK",
            "description": "IATA airport code (default: JFK)",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "get_airport_info"
    },
    {
      "description": "Get flight departures from an airport. Returns flight number, airline, destination, scheduled time, status, gate, and terminal.",
      "inputSchema": {
        "properties": {
          "airport": {
            "default": "JFK",
            "description": "IATA airport code (default: JFK)",
            "type": "string"
          },
          "hours": {
            "default": 6,
            "description": "Look-ahead window in hours (1-12, default: 6)",
            "maximum": 12,
            "minimum": 1,
            "type": "number"
          }
        },
        "type": "object"
      },
      "name": "get_flight_departures"
    }
  ]
}

What the leaf hashes

{"body":"96020f07220e62da5346e22d3fae0b607757b0451bd1b88f5263c2ffdace7540","id":306062,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793056793037919,"prev":null,"subject":"48c038fc-0c30-4077-b199-86bf4bf93033","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. 0xd88f5d9e4e9a63254d11c23c6f94264576f90eacb066da91b18e07a2e5a7f354
2. 0xb9b67baa889b7b29c1c9e8086799846dcef918e7a5a03c5a058459759edeb88a
3. 0x7a74c011e3701e02d36bf0e93b1898e45bb0d0137472b8953bc649e0bf79ec11
4. 0xb05730dd90b0c858869dab71392bf2b42122d9a7512eaf5090ced8b9638e66c8
5. 0x59b75249d1f25f7b4336ce71660bd4fb1d6f14e500fb36a769d9a4a596f64ac1
6. 0xd80a8d07b8e7fe627c6649106f1ab3f1096e654913b374fb3032305a6ee0e7a3
7. 0x930f6141c5b28d38644e3ad6457b3e04dd4abbef033e3b4942400401a5a64e45
8. 0x97ae6c44cb512f7b519135b6fedfe55c5560f9eeb849a0a72c0ccad7fdf627c5
9. 0x5e2da897aa594e0529b7312dd45795ff7c038c93c0f6f3ea639f8f93b4287803
10. 0x60bb9965ad3bbe169d5f64f7e3edfb9a565192c04e9f5f80c664e2fefe04706e
11. 0x2671a86f48dece064e871ca46396549de6c07bd09915bed27b7ac95a735127fd
12. 0x07e91966e8a0c43a0725bd3d523259064a93333c2900e6171b69ffbfd9f423f1
13. 0xcd9e3af1fa905ec61b99ee9442716d7c7a439aecacd018ec229a24def1cabf6b
14. 0x6b927d53caa5125cdba9255612d524976c691f8672796c3f0885ba2c5b3af1ad
15. 0x6dc40f983a3840a0ad927a9ca17f4ff1e3b649a6c735e2a09b140db7c2caf13b
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae