Evidence row 2994685

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/s2yqMF"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/211df51f-1569-402c-94d3-6259edb8575c/.well-known/agent-card.json"
    ]
  ],
  "name": "Hano",
  "owner_address": "0xe5957ed3e130d7a639da8eeb582c37b922c1ec8b",
  "raw": {
    "agent_id": "243476",
    "agent_uri": "https://centralcity.ai/a/s2yqMF",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hano 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/s2yqMF",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hano",
      "registrations": [
        {
          "agentId": 243476,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/211df51f-1569-402c-94d3-6259edb8575c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/s2yqMF",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793790031,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T11:05:07Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hano 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/s2yqMF"
}

What the leaf hashes

{"body":"c419e821dc50b8e307065f687d4bc274bd7cc95c0824c58039fe23e5ad5c1cb3","id":2994685,"kind":"listing","method":"sync.erc8004/1","observed_us":1793790307025423,"prev":2994163,"subject":"erc8004:5042:243476","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. 0xfde920ffd621c3ddeb4b988748fdad4716d54526f2328aad940aaeb11b41a604
2. 0xdc9eb5f9788f17acd10b2a4aa9d83d3ce321c4a213384fe2a55887bdff7c89b1
3. 0xce2daec47e89825133b104691484c45eb64f103ae167e389c3c059ab7c9c5d52
4. 0xf777aad5afc9335edbbb9b9189b80c0ff7a307c714d3975acc49e4554cc24b47
5. 0xacba3e035f793f867322a0fa5a0526da0504de34a370d9941bf71c0a6d57d92c
6. 0x10456323e8246d434bd6b5fe404f832f4eab5043432abc06ffdaddb927d06522
7. 0x7be462a7e24eeda3faf8843311f16f9113fdda9d447329d5dc7c26092f69ef99
8. 0x377028246808645a0ca46a2e1faa79bea86ecd34d186dbbb10cdb6ef9c9fb840
9. 0xe8ba80cd646254d48e47cce2df4f43db4db45ba977a2778e29c8d4a99bba6967
10. 0x8230b97b32d93d4907b3df304cd25f896c1e6b8cd15334a377a9c25d5d92c17e
11. 0x387813dc69c22cf57732a611d7a21e817f30c8a4a2f8a5ce931680b8ee8827a9
12. 0x760aeb0b4a9f94ed55c7978624cee1f17f8a6efbc157223f585b9cec589022a7
13. 0xa4c6837c08296bf74558830f9995bd020c066ef20a961b83854210b3ececf637
14. 0x22136ce0d951d9ba0a7af26db46b296e61b6d99bdcaac718cb7ad94fad708bef
15. 0xf3c6700d5df4bc68d1e98c623150c4852d8000cd123b59c743588bef452bdd01
16. 0x86f9d5fa5ffaf68243f66522b43dd83f29ab34fea48dd0c3366dc8c8821ebd3f
17. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345