Evidence row 2578705

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/hj2GCw"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2816ccd6-f8e7-4f8a-b372-5a7d6d3cc163/.well-known/agent-card.json"
    ]
  ],
  "name": "Brioker",
  "owner_address": "0x575195e7be2a3e45dd85b2ed829d0d68544323cd",
  "raw": {
    "agent_id": "181927",
    "agent_uri": "https://centralcity.ai/a/hj2GCw",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brioker 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/hj2GCw",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brioker",
      "registrations": [
        {
          "agentId": 181927,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2816ccd6-f8e7-4f8a-b372-5a7d6d3cc163/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/hj2GCw",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793708571,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T12:25:49Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brioker 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/hj2GCw"
}

What the leaf hashes

{"body":"67f4513b7af0ffe73806729a78be60905df72bd64d5069683f2ced4021330b1e","id":2578705,"kind":"listing","method":"sync.erc8004/1","observed_us":1793708749162615,"prev":2578102,"subject":"erc8004:5042:181927","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. 0x2dae833a25b9c4a743340ba0073585497eab1965faf4d400b2ab5aa830145475
2. 0xd4c12dc7be1198434c9da10497dc50f02af6b55c716b5c068c02a3a40965bafd
3. 0xca02d343bfffd344094ac629d52bf577dcbce8b20bf98d5c32a32d4e8d334b3c
4. 0x01840be338c2977f78f81b4e76129aa9633a6aace27f11df7cd88178c8af7f49
5. 0x191f10df56add8e123c7b4fa72a4f242e674efef54a9dedb5da9404daf20187f
6. 0x09b879198b1424bca19cb7737ac4f6a302a66424565add2c574eda90d967ee11
7. 0x7ffe33fa1e4470cc05822c427e756688fd91a9c06221c529d0f5dbc15a7c0a87
8. 0x07c54d6ae5fc3658c521cf9512ac6e9b43ecd421c68daad7dfd86fc745cbce9d
9. 0x1e4f00f549281a65c6688bfccfdee403603500ae6c70053fc44438a4e216ee3a
10. 0x4ec34daf0abec1a299e4bf15a8d300d1990d68328db84ae4e2f33a98d19a98c3
11. 0xb7f12cc156c06e6f73aad26f0c9b884c9fc5cf60d4c3b040384e457dce19b926
12. 0xec5437cb02bda8473e2b58bfd38d17c07766aa625beea1c1d587a39e0b6d36b1
13. 0xabecda24f649c46632dd795fcf8ca7d146641246a569c0a3ec1fd85e9baf0a5a
14. 0x2498d172c194baddb2b78ac926b7c8da79833909dc2801e4c25af0c0eeca0f3d
15. 0x3553ea75bcf78135f26289b22fcb05dd562af750aceb74fae97aaa66ea2adb8b
16. 0xb1804d44f1a591de3b8b8db8fe72e8ab6695e6d154862ee8ea77b6ac2b43b67d
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7