Evidence row 3054716

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/PEtR6x"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e4dfc1dd-2a6e-4133-a592-88e63381f9c4/.well-known/agent-card.json"
    ]
  ],
  "name": "Braubisto",
  "owner_address": "0x3562c1868d92c714f21ca61cc091493e238bce40",
  "raw": {
    "agent_id": "278707",
    "agent_uri": "https://centralcity.ai/a/PEtR6x",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Braubisto 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/PEtR6x",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Braubisto",
      "registrations": [
        {
          "agentId": 278707,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e4dfc1dd-2a6e-4133-a592-88e63381f9c4/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/PEtR6x",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793818753,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T19:06:12Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Braubisto 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/PEtR6x"
}

What the leaf hashes

{"body":"4e3c4744917e00db7e20aee10b3662f1d4b44e73d7eaec0d13caa5fd9171a309","id":3054716,"kind":"listing","method":"sync.erc8004/1","observed_us":1793819172594957,"prev":3054515,"subject":"erc8004:5042:278707","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. 0x2155b7e35ef5db966cd35b51ddcb6afb10b6a512ed594def08aeab9f7c34a90a
2. 0x991e7b86e24ea3682ea5a1de600dd1f26febf6b0b0c08df456b965c45b17af56
3. 0x9fd600a862bf9738d1f8240068902fa3f17f666a10fe62ba41040ecfa3830c26
4. 0x2513849743a437f441b8bce99ae10940fed7cd6b6bbee0c89859e60a7c54f2fe
5. 0xb4c2d793d32078683def26527a8f9982e3532db160c4063f38532c0b595446ca
6. 0x931008f317aedb8d5d1130d5de70738e0563351c6dacbe541477f9a2f507aff5
7. 0xea14269d74683a3763dd28e8f34d495cd7a4676a7f9e278e76193dc1f9b5cbed
8. 0xff500b2cd7d5d9a3299f901ea1b6c5a6a897ded5f1e7c024e6c20c354df2d3a5
9. 0x7d9edfe77b96d33176d110af8e5b53049db5dc9c6d7a18ddd7f196389e3cb213
10. 0xc8bc1f028f91d6c14e14e94a37afefd7baecc94b61a3afd17ba7c357bd2b814d
11. 0x334dd6c97c3be8db6cb6c3f995ac4ae88f21aefbf3620fc3e311343ebe63241c
12. 0x4c894c0dcc27050384aa146595a83f16ecbda59393a62ba01ffe9c420d911793
13. 0x12c229bab672223f7ecd08e40792eda3e4c45c819ea4d5ccc57467a24cdf3d81
14. 0xd5576f8b7b71ad8f963970f922fc9f5477ebb72a69425e5f0eceef6203a7981b
15. 0x4abf06392be817fed1d4142854589c0ecb4a0254010bceee86244cf6d2d411f3
16. 0xa9c5ec1f03532da98f64c2c9386083d4c5202ff37eb07bd4beb6b8db6e4b8c1e
17. 0x01c26569ec8e231551522ab452fd5d417c3d66f29c7c76886a8ec295a18dd624
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345