Evidence row 2545315

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/OXHyLW"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1718f258-111a-458c-822a-bd99acd02077/.well-known/agent-card.json"
    ]
  ],
  "name": "Brontino",
  "owner_address": "0xf036b8339ff3fc7c611fe7c7bd08fa4d578d7dec",
  "raw": {
    "agent_id": "165857",
    "agent_uri": "https://centralcity.ai/a/OXHyLW",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brontino 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/OXHyLW",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brontino",
      "registrations": [
        {
          "agentId": 165857,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1718f258-111a-458c-822a-bd99acd02077/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/OXHyLW",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793689531,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T07:09:03Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brontino 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/OXHyLW"
}

What the leaf hashes

{"body":"040edfaf85542b1e1bd0c463a491267579f26a83aa97637e3ff92d9486fb70b6","id":2545315,"kind":"listing","method":"sync.erc8004/1","observed_us":1793689743502832,"prev":null,"subject":"erc8004:5042:165857","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. 0xf38ba0b05e57b401c7453fe8c671c9c96c1adb17c9a416a65e1b5ecef4b133f8
2. 0xbf54c6e600fb466782c1f59736ec011565df5c031f8470eef5f464e335e682b1
3. 0xc9d738040885a6a93b5bf0e77e1747b49f0b9f2710caabe6f726e40a63b20c18
4. 0x434fe7c2c16e6e1ad2ba6405af1ddbb83362d61ad614f6b7a3207ef4ee822967
5. 0x97003e8e7f2ba586d3768e5b9e484dedc9487405b3138a78954e3b0e2e4a6f74
6. 0x3a9eac6dab0628f82de934dd8f62448b15b2181af44a7f30c036f182da0ce49a
7. 0x5bfb35b1fc700b55ad7e440d54a5a8f063f0dc89ca4d9ee4771f8a72e8073a93
8. 0x4e0fadeda8ff337e131825a072dbd2023b5ef6f0d694ab86fe1cb5298d4c60cd
9. 0x592a47336c4adf3d987763dddaed8b6321f1ebba437a8782c3cbc4024b79ced8
10. 0x6a1ed1655b43773458abff9a8a2f785ece6ab31f7bf6d685a48b15a9ca67fee3
11. 0x447c0c370405a7cd5bae61ede97226fee9e3daec26fe4914c576f16c9a3cada8
12. 0x0d5cfc88bbad0c4b40a561ea1060fb7093bbc663a0c9b1ac75a449bd2a0fe549
13. 0x0ea954b95dc4e26bb21744a0d424db9da57e2da18185ea0406675355cc4a2429
14. 0xc456b1c820d564945f129896256bb07afc74e79940a2da0ea6e9440718d856c7
15. 0xa29933ab8020ad948edbcf3e65194e73a6b113a0063231c1105b56c2d59ab97d
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7