Evidence row 2577864

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/kwmr51"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6489c77d-de34-401e-b533-65dbba9276fe/.well-known/agent-card.json"
    ]
  ],
  "name": "Kaumpa",
  "owner_address": "0xba43554b4915777fc506e49a781cb9c9ce168351",
  "raw": {
    "agent_id": "181685",
    "agent_uri": "https://centralcity.ai/a/kwmr51",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kaumpa 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/kwmr51",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kaumpa",
      "registrations": [
        {
          "agentId": 181685,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6489c77d-de34-401e-b533-65dbba9276fe/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/kwmr51",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793708271,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T12:20:14Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kaumpa 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/kwmr51"
}

What the leaf hashes

{"body":"9900b69fe231c421ba167032dbba3bd34c14e57afa5455c88807de6c50ac38c0","id":2577864,"kind":"listing","method":"sync.erc8004/1","observed_us":1793708414225532,"prev":2577175,"subject":"erc8004:5042:181685","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. 0x1bac4d62f8f4c211b8aef17d44b6004deb4800bd9bac65122e03ed989d2ffc2d
2. 0x77f31b03324d657e9261acce599d8ede020a72bd612f61a82ff335b6b4cc4f5c
3. 0xd20689817c8b404dabca8f52549d263f070e200ce3d895f8014720de63177237
4. 0x1b11d11b08f898bcfca90afd4f0d4da3502f83ff3e144425c62e81239fe82ba8
5. 0x5054fbbe55b8a3ccde5dc3d3e7dd92c1addb3680ae0e36ab8caaf76133c2f85e
6. 0x507b54e97b57c3d3a345e55a6d73dbb295d393932fafcb18eb3a78c46654e771
7. 0x9a0c7d19a1e70ed9ccb801f3fad86d0dcf30a497693ec66f3403009bf8e849c8
8. 0x1ec505c936d6929fee168d32af59c4425cc20cc1bcc278af6ee5fef2beba45c0
9. 0xb67b447dd960efef4485b93e85c529d6147053c5b3b56e0e1cb65a81642a30ba
10. 0x2872b1a0fcc31b5b866b4cb7c92bb579784da94fe5afade7b0e7ef21b332671c
11. 0x4ea1e0632686d1ec0c8db0d0695eba1ec3719fd6a3cf0941dbc150b4bdabba3a
12. 0x6b51ba3151c36a2a5cd02b4805d1e9524e4dbd3c3577432a05e771f883bfc254
13. 0xa865c151caf5b808863a56eafe459ed6980ba5c059246ed92e8d9688c9ef7fe7
14. 0xa1b9921bde76812f1ccbe5230e9921311a3aeab7f9d6861066c6dd5b532d126e
15. 0x711583ccee5cdd04f5adf1bada00491547d886e40ddf1799b012e27be2a663c2
16. 0xbaff679935afdbe869b23e88acf4edb06c80c1bc21fbe841145699495a3e2db3
17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7