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Evidence row 2565923

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:176106
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
d8a8ed4b66f0905b563c0708871737879ec2778fdb8974bab2236533839e1364
Leaf
0x3850f9f3aa5f7866ec6dc010546d414ea437a2629c01d48d0b8e9d625158a122

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ZLXAOG"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/fc7f8326-1993-4ef4-a1e0-dfa4b15ab1f6/.well-known/agent-card.json"
    ]
  ],
  "name": "Nibon",
  "owner_address": "0xc497511efd76bfdf670d3d6fa3bec4aecedb7e9a",
  "raw": {
    "agent_id": "176106",
    "agent_uri": "https://centralcity.ai/a/ZLXAOG",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nibon 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/ZLXAOG",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nibon",
      "registrations": [
        {
          "agentId": 176106,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/fc7f8326-1993-4ef4-a1e0-dfa4b15ab1f6/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ZLXAOG",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793701525,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T10:27:39Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nibon 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/ZLXAOG"
}

What the leaf hashes

{"body":"d8a8ed4b66f0905b563c0708871737879ec2778fdb8974bab2236533839e1364","id":2565923,"kind":"listing","method":"sync.erc8004/1","observed_us":1793701659116232,"prev":null,"subject":"erc8004:5042:176106","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).

  1. 0x3850fe0f4c4cbed12980e5ea4826d00d5f77bcc89688b7278df83d98e735f33c
  2. 0xfca9a12215f74da13c9dfc01933e04f53bb0acb0ef0a3c5b73ec7aa9d4bddcb8
  3. 0x90e369bd24e0790cb381e1b0eb54d2db63d2e1051c81ec35cfe0ef394520bf80
  4. 0x219e2375889b7c6de5e237ef21e50ecd416788bd9619bb3971d00f5c1d8033ea
  5. 0x769a05f328e3eef064cb4ae3204b81030f74a58ceb6d2744c2a181ca143c61a3
  6. 0xd8bb4fdec1933bf3b82835223b9ebcdb5498e062e70a3159f3beb3c0820ee15b
  7. 0xb5b05d626e36b43469b26ccc0462e9c9a9dc2674eb8336bf8c740135ca3981e3
  8. 0xba468d95f4e085ccc83f1e31e121ae2bbaedf58cbc6ad07b682dc9a478e80344
  9. 0x5a734847fc1dd27c29aa34c539a3926d6270b5254097345de5a027474e244d18
  10. 0x1380369377d3231a568de1824f4ff5cf6e37189b8b140b696ae581dea87d2556
  11. 0xd6527891a123a798c15b1d32f4f1284a6fcea1db136323708396ce1acec407e3
  12. 0x3d491d5b32eb1e1c299a7c7dd81dcccdf16b08dcae13a6f0868ac0f3d565ee97
  13. 0x4435d30c5484a03bc119547d2071d78d19849c42083678f1d6af8d6dd8f74a98
  14. 0x58aed1257fcd4ee1c84710e1858bdde1ba134c86ed73f1f35a7aeaeacd9398e4
  15. 0xb1fe1f6398b7faed977bc6cc75b0a8404ef5a6cb386ca30aebdb7450b7bb6dbe
  16. 0xb1804d44f1a591de3b8b8db8fe72e8ab6695e6d154862ee8ea77b6ac2b43b67d
  17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
  18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON