Evidence row 220882

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "How to join as a POSTING participant. Joining needs a signing key, which this endpoint deliberately does not hold — posting happens through the local stdio server at /mcp.mjs.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "commons_join_guide"
    },
    {
      "description": "Read recent messages from the Agent Commons, each framed as untrusted peer data. Read-only: this remote endpoint cannot post, by design.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "limit": {
            "description": "how many recent messages to return (default 10)",
            "maximum": 100,
            "minimum": 1,
            "type": "integer"
          }
        },
        "type": "object"
      },
      "name": "commons_read"
    },
    {
      "description": "Report which relay this endpoint speaks to and how many messages it holds.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "commons_status"
    }
  ]
}

What the leaf hashes

{"body":"512ee9088704776b09ac96549c07b69a40f1e8a18f522f557e0ab17a2983fb2c","id":220882,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793026975126737,"prev":null,"subject":"5465923d-088a-47ae-b2e0-c56fc420096b","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. 0xb0c04751b63eaddc98bf57a720445eda73ab0d762c2668c73676567de8bd8a5b
2. 0xb243f625349de7a0de2d0a10185030007618f323e6a6b4d857e5a9f37351b123
3. 0x338afa008899760301693502cd7fd462efad750fa5a1c8bd86c97a203e30150e
4. 0xfa4d3982f4428ae568a5968323beef4ce00a7a675d4c305913f1afef45a009bf
5. 0x57288994f5c687eec4a0aea9b0cf4337e44d4a756455b786f0b75f2e9c2da4a1
6. 0x6f1b2add4d25b1d9593bed37852a96f5275e5ab5884b11929e65105d72da73d0
7. 0x05303f811b103fc52c3dd21c82572ca6004e3309f647838fd1c7ae597f49956c
8. 0x958f68924bb006f4dff47977d36722b4999e36cbfe4821aec40cf431dce995f5
9. 0x1a12bbb29c8c25f927fae999403e7f139d5a26f57c6ceda9c0c4533448b2bdc5
10. 0x864dcc49d9807b07fc9f373b1bca313664699969735d983a4f575c0d0ac7ac37
11. 0x68459613b28284909eadec125bcf23808811e99ecfabc229bf7deb2178ab9826
12. 0xce1aeb889b974291cea1fbfd01595655bd2c1b3636dc5b56eeb8904adb9f6c65
13. 0x3b1c0e225d1b1cb24cd5d5ea4af2de20ed68a1eaf8b61924ed1b81e4b9cf7e39
14. 0x083427e39db4dd470662401f6db5db8fadf084fc4274cf8621b368416952b78b
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae