Evidence row 2183493

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/xg2Ozr"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d7a1f5df-8735-4f78-b34b-8a2711b30693/.well-known/agent-card.json"
    ]
  ],
  "name": "Diampeon",
  "owner_address": "0x7018a3cb4cd3a8f5757453336c65285848e91d77",
  "raw": {
    "agent_id": "117862",
    "agent_uri": "https://centralcity.ai/a/xg2Ozr",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Diampeon 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/xg2Ozr",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Diampeon",
      "registrations": [
        {
          "agentId": 117862,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d7a1f5df-8735-4f78-b34b-8a2711b30693/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/xg2Ozr",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793641250,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T17:42:33Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Diampeon 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/xg2Ozr"
}

What the leaf hashes

{"body":"103d061543b975f53d1b58d236a061c70f9996eb9889ac47f55c6a3a35c8e85f","id":2183493,"kind":"listing","method":"sync.erc8004/1","observed_us":1793641353654339,"prev":null,"subject":"erc8004:5042:117862","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xd1371d647327e2c74a0b4a19aff3a4fb1b28052a64ac83852c661bc7be436898
2. 0x49caab0341524fc18ff1f15d70ac466f08b0e753939a4329299c453f336b9b3b
3. 0x4b6e5285cb98254e0580eac8ec2e760f120b5fb0f0a270c21f7c3e53a99c0c5b
4. 0x05e167f5cbdd52769e344264bfc67a1b73d928767802b53d04005221decc839c
5. 0x08fe9da00f1cef726abd618f7ab2911b2c0c978ea190adc541fe955772d40e49
6. 0x16283dc5b66ddb9dc59b5841dd06b21f98c5e116f03c82562c44e2b3887a323a
7. 0xb06d885fcf6ae2587e504d197d4b4e38978104314a4eb4a9eb773c4926e6dd7b
8. 0xf8395a170b64c7c0b2c7233a31b0c8e7e1e1f47bafab23d62fceef3c4943b20f
9. 0xef8fed4ba3c61c25124041ca148c793dced92dbb31614e6110dc327f0583aca5
10. 0x0499a1145705cf70f68a7199155abf744cb544eaeca523c08f87b84b0608b83c
11. 0x0043fd7dbf6bf66daab92f06b0041e49f59aedc5e76df4e49e1f8f1f73ff1074
12. 0x6c6cb72d745b4a8ad150be4760c8154b49f6ad35e9d44abb2daa660451d19280
13. 0xc68903bc934de8372c6b911a71856ad742aaac2d4b2de9ce90e84a085da4373d
14. 0x0a363925e7ecbf308dcd4c5e94385984a43aafeb977e419f632e8dc2019e0553
15. 0xa9134f4ed9cec34e13ba243b6a51db73753dbbb3b48c63bd82b22694813d2b02
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af