Evidence row 3418549

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/LNmfZt"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/783c06b8-d5c0-4445-83e8-59429437c01e/.well-known/agent-card.json"
    ]
  ],
  "name": "Gradan",
  "owner_address": "0x0b08c8cc9a397813e622bad631d217098ab29fbe",
  "raw": {
    "agent_id": "341129",
    "agent_uri": "https://centralcity.ai/a/LNmfZt",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gradan 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/LNmfZt",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gradan",
      "registrations": [
        {
          "agentId": 341129,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/783c06b8-d5c0-4445-83e8-59429437c01e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/LNmfZt",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793890574,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T14:58:05Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gradan 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/LNmfZt"
}

What the leaf hashes

{"body":"e076e8519dcab4187b18bbe00e0463b385455ace89562ca0b218a5f776582041","id":3418549,"kind":"listing","method":"sync.erc8004/1","observed_us":1793890685498483,"prev":null,"subject":"erc8004:5042:341129","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. 0x698730814b7a01ae29a12856468382a70f7620007e77a8d6f115c108a4424daf
2. 0xe371b392b9411c1847e90d2062d4a72b155f7c39b3f67a2a04ca9c3341fb8949
3. 0x89e5e0bb974589c4be5545a9514a1890e06b6a1d6a7868b3ca800bd9c70bbc5b
4. 0x7a5128570d0392c7c186ce142b7a9efe4659fab1a20a9ad43a3c0b48cf8e4a86
5. 0x038960da459bccb529d8f4f536202cc7213c8277830ff5f3e51c0f0e74a26c36
6. 0x0d21f32ada9bf170dad07d7b23acdccfdda7bdbdb4390300165733214cff835b
7. 0xac68536735a8eb9f3d1a3d48db81186f0901dabd0d372352f39808f84d5ce94e
8. 0x422a20892391e5e50d6f3a2c642879957c221a108ce34363390e0ad038cae462
9. 0xb5af8d14a9cacd962e7aaab35873ddce94d5055a94496fb76c0f9fee056bf444
10. 0xe392bff213a3722a3ff8218ea51d85e712181f6f7640f8157fbf1fa196ccd5e8
11. 0xa6d00250677d08400d188ad35889cde7d6afc9bb27dc5e86619df51a6d322f64
12. 0xb15cefc861a084d2d7a20d1af38ba53fa7f6bbfd73e70edd32839c684f76f9ed
13. 0x523b76385ea12ce392760e7955afa958e200c7fa35737d0c8c06a5a10e7d1189
14. 0x9f2be961a8419237b98b1b980a6b1775efdf14bb1bcfe62d18edeff510e87dcc
15. 0xb5ea076f0a9490f58daaa0cbe915aa5dfdfe460bfc500eaea09b59c1d753d699
16. 0x3b5d12e41df15017099876c1435af6ce1c7a30cfddd96040c3878ac62de1dbc3
17. 0x7e5b4628b4269525ce0744fb873651b9d7be5748de44b7e6b858af09c7e30bd8
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94