Evidence row 2707397

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Dh4nf8"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/72066e34-dac8-4aa2-9956-2c9b7d3c96be/.well-known/agent-card.json"
    ]
  ],
  "name": "Nufero",
  "owner_address": "0xf7c2400654cd9ea04be3cfe261f2aa365d6e6f38",
  "raw": {
    "agent_id": "201827",
    "agent_uri": "https://centralcity.ai/a/Dh4nf8",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nufero 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/Dh4nf8",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nufero",
      "registrations": [
        {
          "agentId": 201827,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/72066e34-dac8-4aa2-9956-2c9b7d3c96be/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Dh4nf8",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793735929,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T20:03:26Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nufero 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/Dh4nf8"
}

What the leaf hashes

{"body":"626f5857e35dbb88384d6c016c19376540283345bf63ecfc4081cd79e4eee5ed","id":2707397,"kind":"listing","method":"sync.erc8004/1","observed_us":1793736206971405,"prev":2707139,"subject":"erc8004:5042:201827","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. 0x5c755b3d1c6658218a0fc003da25f5847a57f1c14684acedcdd943082bb7fb1b
2. 0xefb20ea9dbc325657caf84ae0ad128b4dc06b7455157bf1a43115aa6a0fffc58
3. 0x1e1c40affc57ed28372fdade869bfa4f280503ecb6b8291ac65ed02013f685c4
4. 0xad45ab46c35e2223502dba4b4c25cc69e2a7cb56b72ecb00c26a83122524c5a4
5. 0x9ac39d7a6c2f21bea1921a06f213456ca322c379522a7f571e78b4a1605dd046
6. 0xf7db833ddfb8c9aa748af92fd808265f7c747010c3b939d52b3d82fd94aff852
7. 0x79a1c6103b1feb2dfe7169daad518db4173f0748589a280702ecdb83e4796bc8
8. 0x34f199d4cc9fb5bccf525b26fb0f9ab57de369ca7fa1ba340e96850362e7a1f3
9. 0xc3637987f7f3cddaad9fef2ca568c7f74049d776a673baeecfb1ad43f96abc08
10. 0xc43acea975b6c31ef7ccacba0236f588578fbba3b92759952ef4c2a957803e9b
11. 0x2c9f1ddd5a12b4c2d756fc23e068c113e1b29aaf47e2f1efb756b10a4be3a39a
12. 0xc9cb46de0fb34249d46d050d7b3c6e9eb235979a2c666a5e730bbfb605a8d465
13. 0xcf11475fb1d88adbcfc7a6c6c088c0d1cc115e211d125d8b50181219cb4beecc
14. 0x1fc4191e8f35bfa53de7e0451b776edb79a6c6dcdf333b4de5afdb414a516e3f
15. 0x335134861d623e850e919233efd5afeff49bc2ffa02948458dea325cdabfc928
16. 0xd3872af0d8c282b0d088e008b24701ec7576ad8e40ceab245546a2e300818868
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7