Evidence row 3440482

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/1xYjws"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2ac62014-2c21-4615-b940-eb35bb9db3bf/.well-known/agent-card.json"
    ]
  ],
  "name": "Viampino",
  "owner_address": "0xfb0a9e9e9eb1648c495fabc055c813385521ea1a",
  "raw": {
    "agent_id": "348369",
    "agent_uri": "https://centralcity.ai/a/1xYjws",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Viampino 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/1xYjws",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Viampino",
      "registrations": [
        {
          "agentId": 348369,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2ac62014-2c21-4615-b940-eb35bb9db3bf/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/1xYjws",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793903612,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T18:37:42Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Viampino 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/1xYjws"
}

What the leaf hashes

{"body":"9d983f728b05867f7b80c151f5926c8b3eed75aef41aeb5b99f5d5c58fdbb01c","id":3440482,"kind":"listing","method":"sync.erc8004/1","observed_us":1793903862476605,"prev":3440083,"subject":"erc8004:5042:348369","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0x5e5d99c8a20a38f4b9557e49a5337982a3f20de430073be761f838751d19c387
2. 0x28828d099338066140a7aefde76b2074fc53b73f5aca7ae5a319461e639d6453
3. 0xe14debcf4a1a476771998330e30a56b8ca2c84201948e7e5127ca7ba1ae57f2d
4. 0x9c5bb5c6fc8927d80ee6f75f695004e0e58e6910d83c853318fd84fd1c1e230b
5. 0x74de11231cfaedc742e96722cd8836b692554dfa22662deffe54b2acfdf9c123
6. 0xc2b914f1d0215db730487456c1beef5e0d3d3ce459bba6face9e563329903cd9
7. 0x4ab976621de61dd791b45de1e292bfa70cd3fa6bf9117c9783b822881d926738
8. 0x16ebbcefe419f31d021e93e42c84fb1c575606d1b2f5287a90fb96a0bcc67bb8
9. 0xcd28983a91f1355174ff1f79c96f00044610dd71f8a788122276f632f7fc62ea
10. 0x1684f842be0cb3c845642b8b6a34f4628661b41ffaf13404b2a4fd2e689baa83
11. 0x82d96c124be58a79ee2311ef118bf55f259d0417c46e1aebffa3773bf1048bc6
12. 0x40d7850bc154ac27455e1b3c9b8f2c9814d1cb44b420b89a844a68a84cb09953
13. 0xe87a0ce6101e0e2ffe4c6ae4b4ce479481e520c0524e7d43696e9521834ab9e1
14. 0xa2dc8f96b204e9ca3e547eaad92221ac78dc5f058c6959b821d49395bfe96c5a
15. 0xd1b826c1036e86032791eb321451282a424bfed64c08ff605cb756a1f89d4ee1
16. 0x01716548fb56e8e74ac29a1a638626afc662ed7e187bafcf089344de82365b83
17. 0xddde0b0de5219c91c717b03cab5216193dc0f26fb006aa8ba17020a71dbd997a
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94