Evidence row 2543544

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/EMth0T"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/31a8b65a-3d19-44a1-a575-486ee69214b3/.well-known/agent-card.json"
    ]
  ],
  "name": "Mezler",
  "owner_address": "0x84733947f8b91ce2961ea6bee5876d7ab613ec32",
  "raw": {
    "agent_id": "164834",
    "agent_uri": "https://centralcity.ai/a/EMth0T",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Mezler is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/EMth0T",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Mezler",
      "registrations": [
        {
          "agentId": 164834,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/31a8b65a-3d19-44a1-a575-486ee69214b3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/EMth0T",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793688440,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T06:51:45Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Mezler is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/EMth0T"
}

What the leaf hashes

{"body":"98ec7c3200e66b2fe425d6452db6a94f7fdd33dfe0df75638e0da0e0ef900992","id":2543544,"kind":"listing","method":"sync.erc8004/1","observed_us":1793688705630414,"prev":2543258,"subject":"erc8004:5042:164834","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xd7e1813c5ed4b085ed6c355480279fbbce5d6a6ee103cc9c64ce24808684ff00
2. 0xc53f939c9da6542c0e2d1b3ea21f9a5d71823133395e9f07f9811dd837e9e52b
3. 0xc65124f90312b1a20ecc18ba4c10d434d3da268cbdf2bb21a34e9a4040cd1437
4. 0xb9039e05920260f9f91af1ee94ceb30051ec323635ea7f0d23be8928ce8a547e
5. 0x5a2ae06bf9554f5d336840e23b256d07cbcbef5c71f52552059d2d41a77a353d
6. 0x1542d92298c89090373043a2ac0231257a931b6e6b4de761c131822046c2433d
7. 0x254b64894d5827b479a5cd374a93829275ad76f585d2319c0bd91b4527d0dc55
8. 0xa8c37632bbff1548cf402614db75e2ca4dcd08bfb710e9a3e13e722781779488
9. 0xb3ebc7170ccae34002a3dbfaa6fa3da2bfa563b6977df44f7255884fc24ed2a1
10. 0xe1b2caa3b31e1e5dab3af2ddcbd7371640dba988fc47f25455d501f8b93bb2cf
11. 0x44e21ba212d871eb9ae2a0ffed577f6dce4593d0c844e5661edc88c5e0b483c5
12. 0xa7eb0bff020ad74e9145b5d5d80ca59656ab40a69379836f0d4101995ce41386
13. 0xa8db70345e2bde6cfa8286548a731de586d8c60112c85b9b953c4639273fb111
14. 0x18c35417f7b285121a68d43297e370931a92ea9fb5a8410afcf7e021d5ec8b7e
15. 0xc7478839685fed152a1d3420a50281ec80c2c7dad556230418f148fc7a02f71c
16. 0x59b3a6fae1c920f45b1445649e93c8c7d68f3f69789b0df88522cdb15a28590b
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7