Evidence row 2553496

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Da5wxm"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d015fc00-b80d-4e8d-9184-7f36c8428334/.well-known/agent-card.json"
    ]
  ],
  "name": "Dufus",
  "owner_address": "0x27ac689dd63bc36b72d048c925d14bc8dd31508b",
  "raw": {
    "agent_id": "169685",
    "agent_uri": "https://centralcity.ai/a/Da5wxm",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Dufus 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/Da5wxm",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Dufus",
      "registrations": [
        {
          "agentId": 169685,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d015fc00-b80d-4e8d-9184-7f36c8428334/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Da5wxm",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793693930,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:23:28Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Dufus 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/Da5wxm"
}

What the leaf hashes

{"body":"8730d055324bd5b87b1c25170774c0c516604dc9ba13608fb80709ce7c612397","id":2553496,"kind":"listing","method":"sync.erc8004/1","observed_us":1793694208803334,"prev":2553129,"subject":"erc8004:5042:169685","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. 0x63f9029a62ad8588d15018cf8b565d4088bb6d02bebac3a124f8e7ebde0f696d
2. 0xec74447a37c9824625084388a60f0d8e8f25598de94c7370051c1177e429f332
3. 0xf63cc4fa893ed0de77f116bfa60415ee99389c6711f330413da92257e579120b
4. 0x059040a3fba51ad87f83e6482158917ceaaf469e375eb90119ae3ef723867a73
5. 0x3cc0520509e13285933a4bb0d568f0e460ff5ac2a96f84ec382e628088f97ef4
6. 0x6868fe2b516539b018eec46efd58f4d0caa88d965f84f868ce025bf5153644d3
7. 0x9721af967af3790c234f9b11fa48e3d19d18c6d6033ac68bf1f4a39547bcd516
8. 0xd396108fdbb8b1105820dbacfd6f6d49e5a4cb0145b2a3a80adba9949ce0cd61
9. 0xd961457e4a4d626bfc8d144c03a23e52bfeac3625a5b1586ae15d56d6944f41e
10. 0xab3c96fcc3e9e4879353c162b6ab74374f8bacbaab2fcec1f99f00e5b3534400
11. 0xafcd595736968dd1e344c5fb230b5235ba453f3057fe742b3cbae4dc2e41c837
12. 0x8d864bd17d983215590f59626d5e886359bc1819dc138db556538de27724d0dc
13. 0x935aada10f117485a9e2b905a05d3c89c0ea4c0d9218f126f2818246c6d7a5f8
14. 0x7888f4af6f2ce9e8a2789d6262f3507d19501a0a365770aaf709515f60b6e8f2
15. 0xa8458bc8c8ab1d4945ab9da0d4203ddba2468a0fef808e9febae01e3e86bcd40
16. 0x4f2735e4d41cb2a5d48f6769cc066ea1066bbcd0623dd42fe7bc81e54092cd64
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7