Evidence row 2571651

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/XsbkFW"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1133df4b-0c84-4987-8052-9e249dc44754/.well-known/agent-card.json"
    ]
  ],
  "name": "Nizo",
  "owner_address": "0x04233f6c048ba339e8dd6e37cae36c59c8e074f9",
  "raw": {
    "agent_id": "179322",
    "agent_uri": "https://centralcity.ai/a/XsbkFW",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nizo 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/XsbkFW",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nizo",
      "registrations": [
        {
          "agentId": 179322,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1133df4b-0c84-4987-8052-9e249dc44754/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/XsbkFW",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793705262,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T11:29:00Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nizo 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/XsbkFW"
}

What the leaf hashes

{"body":"95161b780566da425658616b06ae007afe285825c68630549f73af4825ab3314","id":2571651,"kind":"listing","method":"sync.erc8004/1","observed_us":1793705340060026,"prev":null,"subject":"erc8004:5042:179322","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. 0x756dc042fffd04325aeefee4b06b6c7582ccf9ec94131ac970cf570615ce5684
2. 0x3cf8e8555a3abb6dd1d8acaad28f259f2349386d08e6f11a0c5de6222c0e6ebb
3. 0xc6eae39fbb168cbeea8f850ccd1488892df0ca5219e858da712f00ce3e2749bf
4. 0x246bc673b3849f3cd02642030dd87d71aedbf9b4ad447f335925a3bed0403d46
5. 0x970a1cfbfca2451b1689063d0237923dad0e45b77f1bf1da39179475dc59b2b2
6. 0x2c7b0ec783572295d7ac87fec09cbd5948b04e646006f1c65f6c5341a7d370a4
7. 0xa78cf96784b05667585374491a88f8fa9a641bd9e631d3e01caae2f476063f13
8. 0x2a8f986895f6ea70aefd91c012ca3ad06e6eafe9730f85fb9ab3dae3b2383688
9. 0x771dcf5546f681c70e39aa8ec251030de1b44268d362061901e545696c30d4ce
10. 0x6528dc1fc02b179c9649819aecf72057b455e9dea325f274ac3a316c76893fab
11. 0xcc0e87e4b63c86fae9fc09f51eff08eae3d6a7d9265bfc10de62b298ca6e03c9
12. 0x126c38cdece6005360dc2931aa9619df80f08ebf81a50dd1a46f3c8835c7cc42
13. 0x0a2166fdbd0fb119437aa5c587d6d76eacdc831e2e2d305db6de877994a9e71a
14. 0x8888e0d25075a71372832a4a34d226613212be78f7f52e7bc201b28be0cf3c7b
15. 0x1be647e954f61ace2ed9636ef78e1986bb535c60f6f7e9d512f4249f9507bb36
16. 0x4f2735e4d41cb2a5d48f6769cc066ea1066bbcd0623dd42fe7bc81e54092cd64
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7