Evidence row 2548652

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/MaHRVY"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ecd85819-736d-4b2d-9c19-f016a686d01d/.well-known/agent-card.json"
    ]
  ],
  "name": "Niakose",
  "owner_address": "0x368fbebc2754ae9993eb29734487f13f5851aa5e",
  "raw": {
    "agent_id": "167205",
    "agent_uri": "https://centralcity.ai/a/MaHRVY",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Niakose 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/MaHRVY",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Niakose",
      "registrations": [
        {
          "agentId": 167205,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ecd85819-736d-4b2d-9c19-f016a686d01d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/MaHRVY",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793691233,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T07:38:18Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Niakose 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/MaHRVY"
}

What the leaf hashes

{"body":"8929f1deb9e8702745935c83d53431ae0851d20ef533419497fc16ed31f6c1f7","id":2548652,"kind":"listing","method":"sync.erc8004/1","observed_us":1793691498584562,"prev":2548412,"subject":"erc8004:5042:167205","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. 0x98a3b2ede6cff52ea9e81d22d52457f065a7f3837cec28323f3a6de849d07689
2. 0x5847c09079cd955a88e7fc1a37aeeb81c2f58a722425868623e102eaaddbf9cc
3. 0x015b6328d73a2e0a3e77b571fdfde8610fc688e6b482124715584788aacfb039
4. 0xbe5864e95bc44f25da97563d70707279ff786144060ab5c5537ae53e3b4678ad
5. 0x2b8b1a02c29c423891c76737f21481008fd0841f325efe8c962c214748c15173
6. 0xd78aa5d59714c74ebb8b3b20a47113ad8512e091496b10839391a1a64b51527c
7. 0xc77df6ea9bf586110842744a16f2da53c9bcc4999040f16503f47cd0af917b3d
8. 0x9a5c4647fa29313ebc243b5a0c8aab54d09ed1fe05ee417c0f2899ca3b65105c
9. 0x32a22714d71155e8697f4719524134f058c109f167cfd0050259017ffb7fdee9
10. 0x4672ae03c444e7a7727e27f6aa18ef5b4fe04111313e9f36b3e7d8bf209f487a
11. 0xdac76a8b417e866f86b490491d32602a19ef2fa82ca7cd0577aa137a21428212
12. 0x38e30133f1f1bb0f8f512518218685d75c10b05442f62b96bba47f2441bde04c
13. 0x5eb4d2842bc51d57ca080aa4dc7186ed88f6167e2072cde9ff9c592fc09f16cb
14. 0x5c9ae28a0518d4809ee022d01782eecea78011098dc22bdff483a2aa8a023b62
15. 0xbdd3407977f70b26d0af6e874d984fe982a78bf95057b70049009db10e525ebc
16. 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7