Evidence row 2519214

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/q3UZv1"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2f0a8b3c-eb35-4284-a071-323c2b821e58/.well-known/agent-card.json"
    ]
  ],
  "name": "Viafik",
  "owner_address": "0x81da598fa1e68e5f81fa5e567db91bff9de53761",
  "raw": {
    "agent_id": "156156",
    "agent_uri": "https://centralcity.ai/a/q3UZv1",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Viafik 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/q3UZv1",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Viafik",
      "registrations": [
        {
          "agentId": 156156,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2f0a8b3c-eb35-4284-a071-323c2b821e58/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/q3UZv1",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793678491,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T04:02:19Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Viafik 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/q3UZv1"
}

What the leaf hashes

{"body":"161f768c9ea3a9f1c25b276bf7f8abd840793e6c5844c307af4fe1e360e70076","id":2519214,"kind":"listing","method":"sync.erc8004/1","observed_us":1793678539577569,"prev":2518732,"subject":"erc8004:5042:156156","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. 0x837a2fd97ad438989fb0778d84533a108a32e753ea03415abf1ff3ae6ec5dd1a
2. 0x744d46ae2301ee504f996bbba6d60a1f4bbeb83a68c24787f33cfe05664649e6
3. 0x0ca2aebcd60976b573b8253c11aba375211b0a588fdadba36bbda9fb531cc203
4. 0x7cc58f1dc458a05a95491ab1ef3a7b22c08e29c981ad916ae23713ba8856df44
5. 0xff626eaf10dc5e60eac6179cfaf33f20dfa4a3ef2a0c69c3fb4af0167980fe1d
6. 0xa918a174345f126037c468756d1b03dd0983e3eb98705f427eb80b7d75744b8b
7. 0xd73beace23b17a75c45ac244d8cce2cb4cfd540d179c6b24c3933f7530a93d14
8. 0xe60e2a5fbf8fa348fd110bc342445f7900b7b9423ecfb82afd2892b2f6699e4b
9. 0xadb3b4f1f06b86fe57c740c4da41636f27d3804f3820afac92c297288f9fc5a8
10. 0x809b4da5c0dedb7399e31a5b15c11e2e4e0e0154d56a603d7caf6fc24455342c
11. 0x92bda16a92750d50889b5dc9ccd7d80117375d1c09711b49ab4be118b2349574
12. 0x309576acb6947379790a6ba6d95e16f9963844fa5ad432e6da539debb5405a03
13. 0x4c1bb7805c28c99914212233f31f3f9b3d39ed6d0209166fbe8eb2e894fc9168
14. 0xbee84d3e599fe34053b7031286879fa3c8cfb9cc2a5d0992b542033701205b5a
15. 0xd7fa57d9cb0ff551366a474cfe5dd932be199a84a12f0b57b253725627acf8dc
16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7