Evidence row 2733227

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/hQqnw4"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/cd2cac21-f2b4-4be3-9699-589f87ae0504/.well-known/agent-card.json"
    ]
  ],
  "name": "Niarka",
  "owner_address": "0xd6f260b779483f1ca3ae8c6ba1a57d9b2abf6480",
  "raw": {
    "agent_id": "214266",
    "agent_uri": "https://centralcity.ai/a/hQqnw4",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Niarka 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/hQqnw4",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Niarka",
      "registrations": [
        {
          "agentId": 214266,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/cd2cac21-f2b4-4be3-9699-589f87ae0504/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/hQqnw4",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793751950,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T00:26:51Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Niarka 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/hQqnw4"
}

What the leaf hashes

{"body":"9f1e81024e1d43abbdd48ca1e7a800fb68c09ff74a41e50173cbaee89cfb1522","id":2733227,"kind":"listing","method":"sync.erc8004/1","observed_us":1793752011320075,"prev":null,"subject":"erc8004:5042:214266","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0xd23b1a409f6f301a20a5387aa4fd0cae7596866cade9dfec0ab0a4560bb49662
2. 0x01f41534654daec55f21f399bf744db80b0e6efe8c6ecf7030d1be706c4d53cb
3. 0x5a59737a9c89084786a114ec4d31d7328819c3777431fa7422c168164a6aa2f6
4. 0x5f6df59ed0ad16df873fb9d5df00a0c653f998793ea19282975665d41a09ae88
5. 0x3607e506e22affc10cf3373fef83c587c6f0b1c0aa857ebf78ce05fe53269866
6. 0x5031c943faf2183a2c8ede6f90803f81f5ed10f38225f6900c31227249b98e39
7. 0xccc0b84ea0cc6970d4eeba93b4a471c02f2cb239e97239c3266acb98c517b4f9
8. 0xfc975d1e2c1b72cb674b31a729165e496aab4dd904aab517be286b9a92ff3a9e
9. 0x206a95c1e4dcdfca13f8ffc2dd47215b96ab7d7f498a162fc7fb460f9bb6af9b
10. 0xb10c2545ec31aad27b3922043ff05d872ee0e0a154d5a931433597c14bb072d3
11. 0xb63ef22ba23f917342d9eb15d870d066ff2aea82b342581dc7ec379ecbe5e3cd
12. 0x994f3a588a2bcb025101adaa53f8d758f94095b9881566d32e8144b5acae81c5
13. 0x7aa20865bc146bd84244e43c76a656223f6ff2ff202f5dd1f00a0ddaac745441
14. 0x03ea806e63a95e128d81599dc6b08c8f2b05b08552c9e838b2c22d401a8c3dbe
15. 0x967a13436a6fe02491b940f63f3275048d17df8ea0d3831beb3e7ebf52a46e50
16. 0x1ea547989ac488dff8da9e79b0ab4cffe98cb60fb4c76ae15e4a1f53a247e0be
17. 0x7efb735f8d49bcac59a20b148718d382f32a05352c0255ebbd501ca73055453d
18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345