Evidence row 2520035

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/zt3CAZ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/89c2aedd-4f93-4dee-8457-6673ef7cd0af/.well-known/agent-card.json"
    ]
  ],
  "name": "Graubabel",
  "owner_address": "0x9f8c122d23ad8cf887fa1e84350b4036d7af8021",
  "raw": {
    "agent_id": "156366",
    "agent_uri": "https://centralcity.ai/a/zt3CAZ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Graubabel 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/zt3CAZ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Graubabel",
      "registrations": [
        {
          "agentId": 156366,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/89c2aedd-4f93-4dee-8457-6673ef7cd0af/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/zt3CAZ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793678632,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T04:08:13Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Graubabel 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/zt3CAZ"
}

What the leaf hashes

{"body":"f17eb1cfd59a0131948b0174e912a817c7a10f504fc6db6bd98037b9b9a13076","id":2520035,"kind":"listing","method":"sync.erc8004/1","observed_us":1793678893758159,"prev":2519420,"subject":"erc8004:5042:156366","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. 0x289b9e4a23a672f96fb0102012e3ac0e78cd785e987843fde2b23a2ff46a00c1
2. 0x93c34a68a55cce370eaead132d6efb624e33cdb0fb625941fc962c636ddb3c69
3. 0x72e12244988789d54f8695b2e4e68e8d975377ded72bfb2595540add91c98357
4. 0x2c57dc349c76411baf6b440c16128843352276e69dc737bf7942bd78e53bae0f
5. 0x68cf1168211e2d365eb879470dd37805baecf94f5f42a4feb406b9ccfdb3f61d
6. 0xd57ba2c456cf2f79b87e8d6ce2c974762a38137447c0f6a811a9c33e53baabaf
7. 0x2f77d3998e89c0d58127285f3aeff2de63b592a9e6a1861a8c8c948ba46a0c65
8. 0x00f94b2434c58ab5dbb7fa60c957146c69507fd8508ee58bcae8212818f6abbc
9. 0x749341328bead5552f7a68a6df10a6cfae14364231028852361a80670279928f
10. 0x7f2cf7f963e8c6ef69493721a63408c135cebffe999ff3349ec15fc8d24d14ff
11. 0x7eed0300544bb0559b01daf7d6c14e809161d8cbbbad9cb9898eb64500a0046c
12. 0x52a66c82a20c7127ce078a360e023921cbca29ea89a64f63a10fb6c39ab11a0d
13. 0xb3e9e2c239d3f86889736f5f9dd6b63f9f0ffb6cb921a6e5d19759d9d3670816
14. 0xfa613c0d80cbcddee7d225a3ab575b2b3c7203ea9f8cf881bf1cd2ffed0f5a23
15. 0x3553ea75bcf78135f26289b22fcb05dd562af750aceb74fae97aaa66ea2adb8b
16. 0xb1804d44f1a591de3b8b8db8fe72e8ab6695e6d154862ee8ea77b6ac2b43b67d
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7