Evidence row 2571724

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/qLP23P"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/761573b5-7c48-4164-9953-51eb6db13016/.well-known/agent-card.json"
    ]
  ],
  "name": "Haurkeon",
  "owner_address": "0xe44fdcef364dd81f9f23e1220d05a2957228cfdd",
  "raw": {
    "agent_id": "179395",
    "agent_uri": "https://centralcity.ai/a/qLP23P",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Haurkeon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/qLP23P",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Haurkeon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/761573b5-7c48-4164-9953-51eb6db13016/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/qLP23P",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T11:29:00Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Haurkeon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/qLP23P"
}

What the leaf hashes

{"body":"7e895f907357d07cd532aa09ec1f9f44dcdd803ea242b1c4b4f0c46d632c27e2","id":2571724,"kind":"listing","method":"sync.erc8004/1","observed_us":1793705340243849,"prev":null,"subject":"erc8004:5042:179395","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. 0x059196b3d12c3f38317cf47c335ec4f653abd1d4bc4b15bd44665983b5fc28f1
2. 0x7289a4e1792ba6ef1bc537eade1bc3c57c72aada197bc17f0c6e29d489e77520
3. 0x14b084e9adff3b9c4025df8da96d987d9750c1ca91ccf45deae003f5be24cc60
4. 0xa390fa99ad511d72b88ec4c52d64e61907b5790346fb65249ebb99a6e5c6a4aa
5. 0x6de0fffb67da89f1a6dfc36651f377f06f90df5f0d22f0d3eedcbe13a6ed78db
6. 0x28cd124880aaac6e4bce0a5fdb9855476da85fc0e052dc0b7febbf2d2937a8ff
7. 0xa8c9ff6dec406044ad20c5ba66c433eeb9f61755fccf3e65653dac99c53bc78a
8. 0xf2a0d7a2de92544591b0464d99548fb71adc9916d5a7d370d7e449f59449e403
9. 0x7a4daf20c4720e52d913c5e0217455f18aca93a8591b7b45721a05ae83ef297b
10. 0x366855c24d293011182a2697bf8260e0bb64b66a313e8ec59080817a86456e33
11. 0x3f7a0198e1edd23b9295e59c4d7dd0440c45db1eda73308bfb51ae5d0394ccdb
12. 0x6d9a0af62b00211dd87ca8c637ebeef6b09b59ec113f79cc830ba6834160683a
13. 0x4e70d4f3d8061ba1880699efd21e122cab4e2a786faff4a0cdc4700d17a75055
14. 0x93ab7dcb2777a66a8864a3266602159fa29a49683bf095a1ec2a005ab2d78703
15. 0x4c65946e46ac859ee8bcd510bd1ff838776ef9d9a553f743da25e2fd4c4ec5c8
16. 0x06da6e1933d86a9ec29befc4660e18827c5663bfa2083536fe460228c0434945
17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7