Evidence row 2553460

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/CD5Q2Q"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/22c1ebab-4bd9-4869-ad06-6cc89ea0fed2/.well-known/agent-card.json"
    ]
  ],
  "name": "Gempa",
  "owner_address": "0x3e228d5db4524e6cce8ed22d02e1066fa4315e36",
  "raw": {
    "agent_id": "169646",
    "agent_uri": "https://centralcity.ai/a/CD5Q2Q",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gempa 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/CD5Q2Q",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gempa",
      "registrations": [
        {
          "agentId": 169646,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/22c1ebab-4bd9-4869-ad06-6cc89ea0fed2/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/CD5Q2Q",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793694050,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:23:28Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gempa 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/CD5Q2Q"
}

What the leaf hashes

{"body":"6da3b50dcbbe1471063516c75e5b8cdbbd692e4414c691c7dcab7ec78ea7bb24","id":2553460,"kind":"listing","method":"sync.erc8004/1","observed_us":1793694208713106,"prev":2553090,"subject":"erc8004:5042:169646","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. 0x39dd11f7f75ec496fb63d1f9f4af9baea85585028f7c319834a170b8dc4bac48
2. 0x18a9131df1486c1b7edb03f24626ad4f9a91281b7e05c6dab2b45e559844596e
3. 0x95e8bce187289aa176086eaba8277a6d93143d5cf29d1576035e4e0fa0acf539
4. 0xd06f78766ace14a0c88847241514f1ba944aa40deab77c831904694a8585f774
5. 0x7c6e37c41788f43f3f7a0c77c8d7b2ef0461b57de68fbedeb46f913875af401e
6. 0x8605c4ad059f37fb0a73efdc665f20938d122a94695312d5ea84a88be6f848c1
7. 0x26c2b71939b071a8d1ff5ba5bb4b8f90ac421711a2962137f5b8d0757d424f8b
8. 0x99f798cc56234e16ff0a1c0d9b32240e07039cccec3721598b25965c771f5b73
9. 0xe79eb25d008cdf5b583773b478278886eb9ce08ef409bf4adf1c8ca1f150cb91
10. 0x95f440ab19af63ee097c112bfdbff91cd3f65aceabba6e4228aadfb71f9c2057
11. 0x9700aa49b327ecc681b87d9c752f01748db4a63ed1b9d9ff64dc82dfc67c7246
12. 0x68b28488a5f1206d54658e4c56356c8dac4c799719ceeac59b9b83cd42375420
13. 0x9ff0540c065d2c066aa07e30d42707c88f5f7729bc3c89880661802495922729
14. 0x58aed1257fcd4ee1c84710e1858bdde1ba134c86ed73f1f35a7aeaeacd9398e4
15. 0xb1fe1f6398b7faed977bc6cc75b0a8404ef5a6cb386ca30aebdb7450b7bb6dbe
16. 0xb1804d44f1a591de3b8b8db8fe72e8ab6695e6d154862ee8ea77b6ac2b43b67d
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7