Evidence row 2158144

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/3by4o3"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/71c6df45-b202-43fa-9e12-b5b35a8adbe4/.well-known/agent-card.json"
    ]
  ],
  "name": "Dufeh",
  "owner_address": "0x3bacb2638a9f7a53266d1de2084398f7a65e1460",
  "raw": {
    "agent_id": "104897",
    "agent_uri": "https://centralcity.ai/a/3by4o3",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Dufeh 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/3by4o3",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Dufeh",
      "registrations": [
        {
          "agentId": 104897,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/71c6df45-b202-43fa-9e12-b5b35a8adbe4/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/3by4o3",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793630698,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T14:45:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Dufeh 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/3by4o3"
}

What the leaf hashes

{"body":"d62dea74b25e832efc99e76da4f4218ccac5cdf69900de6d2d613aab9141722f","id":2158144,"kind":"listing","method":"sync.erc8004/1","observed_us":1793630711278925,"prev":null,"subject":"erc8004:5042:104897","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xa6f2c123b99bab02fc1c1e7b0a160f09aeefe8785e5c2df4ceb92cc61a78f4c4
2. 0xc9429c8a38d2e9f278c4fa3fb4a5cce1316037f2ec43f4e694eba1928fdeaf28
3. 0x82c191318ad979ed7f6ec404f4babf30532739f1ab078a480c6a2eb2f1ab4f1d
4. 0xad4d5af6bcc7e7edca8d9c932e611e3542adffcba551142d64c4d54cb03ec2dc
5. 0x67f9e1363d51a4826b650c003233aca34e2de95da67ae8ef973c3c77f3739a2b
6. 0xa7970617231093f70805811465d620b5baf89ea78421b938f90004f0b2a6910c
7. 0xcfaaf3b7f968b7b005bbbdd0d303e5f8dd167a3b59ecc5abefd001c4919d7f30
8. 0x90da476204726b0040feb3093d8eec1a184893eae8fafd9ec33270abcb83d12a
9. 0x0467da789ba27e7ad3d56a078e7a35c1da2ca59eadfdd922e0bde6a562bdd44e
10. 0x4c393ea31f0f4ad68584a6aa61b7f8e81d93a7a1d7950fb015910a77a670d6cc
11. 0xaf8fa9d5423baf511198048927f512b9030830f053f50daae89b4058cc8d00e4
12. 0xc6f69d3f6f4fe09a9fc212c8631ef7fd2534c303c7902f55a5a63805fdc57695
13. 0xec9b01ce49e2dd688fa78781733c888976342aaf0672176098d6561858941ddd
14. 0x7a6e52c5cebe3ec69d18cc200885d32108ba1be1b19f2da2ead8becbf3db3cb1
15. 0x7abf7290721a0b95be706db03c09de9df65bcba8e18ffe4616da43d9c31d6b0a
16. 0x7731256c7406f95d30aabe3bbcb574b72535b9c28e8eb3db363210761a28a6b9
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af