Evidence row 3124648

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/zO3Udi"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c3651f8e-365f-4a12-b042-d9be5774e14b/.well-known/agent-card.json"
    ]
  ],
  "name": "Plaza",
  "owner_address": "0x0d4eb5697e9d2f24005e80bf6d45d4472a7d2d37",
  "raw": {
    "agent_id": "289669",
    "agent_uri": "https://centralcity.ai/a/zO3Udi",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Plaza 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/zO3Udi",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Plaza",
      "registrations": [
        {
          "agentId": 289669,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c3651f8e-365f-4a12-b042-d9be5774e14b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/zO3Udi",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793824426,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T20:39:14Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Plaza 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/zO3Udi"
}

What the leaf hashes

{"body":"800fccad9fed08014c927cc489fdd801a7e73eec10a3ba5bd91a091258883077","id":3124648,"kind":"listing","method":"sync.erc8004/1","observed_us":1793824754056780,"prev":null,"subject":"erc8004:5042:289669","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x7642328d524ab5e2819b3083e68e229c9de6a7afd032d480a3d25aa6aa4f3d1a
2. 0x0dbe14dfba7bb471036605310c233bb69f56173ad26b0b5f36c9145e77bb9325
3. 0x3db6a943e17686ceb36b2d36b448d76831bae79016b5048ba41ab2e4c356ddb2
4. 0x18b5c627963944085370ddc76edd70dac738d232ff69535d697d473c83a9755c
5. 0xd22b1a7182d6478d10216f125403259cba08800678b69f467772a6844bbc6327
6. 0x5e3b9a77b4d979908533cb1b8fd62aa7ff04995b8cb3f91022ec2dc075752ac9
7. 0x43b60ec6be86a574d8e9939df4e70bdf448123e936644ac02f30a1d3182b56a8
8. 0xb2aa52d705b21f3098b5f38abd11de67885fd13fc20dacfc12aec0db20f8eb70
9. 0xb3699e9cfbe1aa081fd1f3f3188a62f8e189a4a711cf9c356d5707e76180f055
10. 0x258c8710ff47e5de749bdea6ec3db3ae903c3abe11a429c3264091e8bf61ee71
11. 0x3c17ec56b34e3de3dee11c24bf76209b768e64ac1f7ff0c973c259ce84eb5730
12. 0xd99b22b15bfe71c831ca2b33a30a61ee4a4e8f18402d78c01cf1c8ab93df81b0
13. 0x09fe091f63c54848d87530415bc5f98c2ea6535403574d2b6614f885c6c48f8d
14. 0xe27ae3c825a133907c02ce25e7292a68e76325500afc33ab38a3ba76e1a0d26b
15. 0x539d73c83d7aa7f740599809a1eb066b48ddd9e8d1ce14a80cb191f4cf87d3b8
16. 0x222747d565045b8857fa26ae816cd563ae6334c25795b19227a65c6abf341de3
17. 0xd8e00ce5342a08a947d0a4806e7254d076614766392d88153d93cf58ae69cf8b
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345