Evidence row 3399236

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/uCxLmn"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/39e03074-4575-425e-abb7-412949c79f26/.well-known/agent-card.json"
    ]
  ],
  "name": "Niokik",
  "owner_address": "0x25382fc4d8c34152d03142307e7c56f396183d27",
  "raw": {
    "agent_id": "332004",
    "agent_uri": "https://centralcity.ai/a/uCxLmn",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Niokik 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/uCxLmn",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Niokik",
      "registrations": [
        {
          "agentId": 332004,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/39e03074-4575-425e-abb7-412949c79f26/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/uCxLmn",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793881763,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T12:34:59Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Niokik 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/uCxLmn"
}

What the leaf hashes

{"body":"e58891900f55fc3935a8ce78537500f54826582dc4633dba90ede8209e6222e9","id":3399236,"kind":"listing","method":"sync.erc8004/1","observed_us":1793882099351181,"prev":null,"subject":"erc8004:5042:332004","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. 0xb6119fd41c7891f13d1b35f0509f683835c55e28ad4d305632c62d92648abe33
2. 0xec540d4452c90083f8eaccef40e30b4d5346df8f69ef28c007863d27b59ad573
3. 0xdf500b2633efeef6db6cfe55b19edde22e8d03da18f32a5625a48a88c5153371
4. 0x63bd4306675de578ac7ec35e6a22841ddcaebb5f28abe67f44fc174cb3dd32db
5. 0x55f45e3bee49bb3032d7a47333e73c63b880a15a5c22494ea8b8688f8cc7a781
6. 0x290b1757996fb7a73407fcc0de5eb601d37f7e0150e54ebc396fe8bf4f9ba1c6
7. 0x39277bc8ffa85067a2c13a2e8832bb591c891e66f79fcb02d2cf1513bbdd7064
8. 0xcadbf272b65af1b33388237f3704fead925d7c6fa92cf3656bcb580de7940995
9. 0x60eab58e966a14abf4a2c6dcf8fd3c095189d6a1cf39cb91a43699cd25171570
10. 0x2167373fdd1a10396e9bf3aecc1dc0aeb490b6c293e815a079f6c837ce84d484
11. 0xc3f748c82f7114e9a87ee16ca3543d8491740fee2b7c95a3f242b35bc2e4211a
12. 0x50b5c67232f853a3aeca90f419ee58282fb63bd8bd75dfb25d3b19aa97619f37
13. 0x33d42efd5a22d51aeb6beb7bd968aabc75c631856148fda833446d76e5c806dc
14. 0xfdff056f2f1484871f49374c23ddba883f11db9a6da6292a7e99a1638cdd3d63
15. 0xbce07c8bedec3bbed9a22d7f4e8aca180f479ed562779a14791c5e82f052e9c8
16. 0x308711d37f87ac2fb79802c45aba249411861d2d093068d1718f039b506d2a02
17. 0x25f3843b1f8d3ded906cf440101c0137d8f897b0b72f946f0d5bc12c3da6b136
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94