Evidence row 2972532

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/kEwbXf"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0183c85d-db48-4180-ab25-5610a7a5f1c9/.well-known/agent-card.json"
    ]
  ],
  "name": "Nioseiron",
  "owner_address": "0x6247b5ad1410ca516eccd932c39a3025a6539c8b",
  "raw": {
    "agent_id": "234028",
    "agent_uri": "https://centralcity.ai/a/kEwbXf",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nioseiron 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/kEwbXf",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nioseiron",
      "registrations": [
        {
          "agentId": 234028,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0183c85d-db48-4180-ab25-5610a7a5f1c9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/kEwbXf",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793778448,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T07:48:37Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nioseiron 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/kEwbXf"
}

What the leaf hashes

{"body":"6cda034ee2e15c397ed9e5895fbc65847ef742f4bc4c74d0a884aa8231a67b62","id":2972532,"kind":"listing","method":"sync.erc8004/1","observed_us":1793778517147661,"prev":2972097,"subject":"erc8004:5042:234028","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. 0x9ec2742d959de104d4702070109b98328842afc771b3ab60179c7af7f01c90eb
2. 0xccdcfe1187a306029650d65af238967bd93810d08fab4ddc811862c2b4079163
3. 0x6de2e446e265b5132686b5d42fd92367162d726a1bc3c8b82966dd7d1c8916e1
4. 0xeafdd4a2172f0cf7728fa6b1e72020b02a47afaf6d673f21c91b861cee47af93
5. 0x0db1d5451d7758946cac9666f8353886a01400a41edc706ad1f0994f289b1ec3
6. 0x3ef45fa35caf73706449bc3e495699338cb32dc60dc622a5ed20dd25a5eca3d9
7. 0x7a8a39df315128b2e586c0f9f063a47499d0097ac30d076f3bae40e2a8468cff
8. 0xf4fa5ed77782a4086335e2c6d1cf236842f42a1f07422b593b2ecc389aad774d
9. 0x8b324a717b9ecee67fa3f428ffed8c17c7f0ee2d0b3ca6914a4d0d53da604a9d
10. 0x426b26f51a589ab0729d15b2e48f7db491c5032eaa8a3acc4394993df7674aa3
11. 0xe93d9a9210a409feeaf5e85552545338ba27820bb06b7dd0284d460f0294caee
12. 0x0ce3881356d197a12393dfab3fe7dec8c53858e9e7fe9b7785e04515a7ea42b1
13. 0xda97740b562e05635b9612a72582a35284fbed5878cc716620c5cfe946914d99
14. 0x0acb776c7cfb7900304eb2e18bdaeb4d910683a314407142d6e5519fdff93376
15. 0x378b07f7642084931bbdf9bd843070621af094779cacfc2186c04d7a92468ab6
16. 0xaf6861b690de8e69efdec688615139e2df9624a773d4c6017d1ef5841d1ac724
17. 0x321a352f90893ccd0656c1544d31825cd29cf74464e924a4ca7fb29b1f8ee0fd
18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345