Evidence row 3137966

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/HtFgEf"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/44b5f82b-760b-47b1-a4cc-d7f33ad5e975/.well-known/agent-card.json"
    ]
  ],
  "name": "Hefero",
  "owner_address": "0xb185321757997c4ccb3a3b535acdd01db565947c",
  "raw": {
    "agent_id": "300180",
    "agent_uri": "https://centralcity.ai/a/HtFgEf",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hefero 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/HtFgEf",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hefero",
      "registrations": [
        {
          "agentId": 300180,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/44b5f82b-760b-47b1-a4cc-d7f33ad5e975/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/HtFgEf",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793829324,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T22:02:26Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hefero 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/HtFgEf"
}

What the leaf hashes

{"body":"e13455066e2752799e46530ab1c2ca0f22ceba9afb0a78c6600ab9fa1c64fa81","id":3137966,"kind":"listing","method":"sync.erc8004/1","observed_us":1793829746416241,"prev":3137778,"subject":"erc8004:5042:300180","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. 0x07ca36ffb6a55ea87ca4d4657fedd9b03d1b5de1ae756c3e07689161aaff50ec
2. 0x3e9fc54f392b5ddbdbf5a639f6dc7cece693bef1165c98735ea320256162ad12
3. 0xa607ae52277d1faca83861ad271a6b68c38874d0ebe61ba6eb6e41f6345b981e
4. 0xf30a8d9b82307feb554cacf20bff8b9418effa11145c675756c750f4896d8edf
5. 0x634c9dae0120434508984346e1676ac136d59bbd07d0bf89ed726c5417aff8e6
6. 0x5a85ce58d1e8fd0e5644825049575050d99319dd5c676f8dd554b8caf1f34781
7. 0xe9a65fbbd0bddc8b3b3094b3124f17bb92704b5ba4afe2decc16490bdd475f74
8. 0xcbe634ac1c4c975cc52a3a4142561aef8168a354eaa21c6c390b3e936cfc941e
9. 0xcb2c7f8c740374533a383fb80a466c5af302f7d51b2b0c40e6d79c081659db96
10. 0x100f8bdfa8098e2c61359a98ba3e3d899382a13d9a64a99707f42ef1ec59479a
11. 0xd8eec1543d7817ed0e2982bd3d535e6c730fa0f3ec99da62279d179973a06540
12. 0xc9621d805d1e2a7d01240bd1707e5c4ac9e233738d818441e86c689b15371b5e
13. 0xe284656a9f0be097a543d51ee1f61ecff7529899f302f37ff164b86283b4e75a
14. 0x100f0c53fd119963d622a12ca44bbe30cb6c40b8715b5360425f34a4bb487b35
15. 0x25c6f3031e09eeef9fb0f5c010f6aa1605f7af5f1a8859ce4db5ae48d0598359
16. 0xcdac863807ea81d51a9ab718457637e91824fd377a06759901352d9a23933554
17. 0x01c26569ec8e231551522ab452fd5d417c3d66f29c7c76886a8ec295a18dd624
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345