Evidence row 2083420

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/j7QkSL"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/70399301-1192-44f6-9adf-298e059ff91d/.well-known/agent-card.json"
    ]
  ],
  "name": "Niokel",
  "owner_address": "0xca636b6f45f5d7be4bdce984c0d8df4782eb4515",
  "raw": {
    "agent_id": "73078",
    "agent_uri": "https://centralcity.ai/a/j7QkSL",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Niokel 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/j7QkSL",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Niokel",
      "registrations": [
        {
          "agentId": 73078,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/70399301-1192-44f6-9adf-298e059ff91d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/j7QkSL",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793604171,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T07:28:07Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Niokel 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/j7QkSL"
}

What the leaf hashes

{"body":"2e56ab9feff537e1222b812a8c118e1ab5241f89155fc49bceaf1c54f4657bd2","id":2083420,"kind":"listing","method":"sync.erc8004/1","observed_us":1793604487536690,"prev":2083003,"subject":"erc8004:5042:73078","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xa9baa222b267a7b923e1055c573ca94d4d601b4b26d5c0de70337c00ccb624bb
2. 0x430d962eb4baefa12b12d23447fc93941087abb1b9851cd815f462430969f48a
3. 0x00d977b73b2edd5048784e944c0f24ef1ad2f7fd21a958a6fe3860031a1a262d
4. 0x6cf4c15afe17b38434bfb6430822e30c8a80206e4ffe6acee343346954cb38d8
5. 0xd7d50aa99b6d712f44208111d509472d31b576b3ca29ea8250559d8499a55258
6. 0xa1dd192bf6bca573926127036f55aa796b095c060d9bf8c845b152edbc9e9da2
7. 0xd8a44115ff5f79d0b7f426e846c2cb1751232d01746768bb6350c609afc8a6e6
8. 0xf2c8aa4ce486ba47b893933d0fc4f5fe992df33a9ca9c250ffed7b1762a36620
9. 0x42daf877da87c48bd58ae16e25c93bbeae19da47627e807777a071034171af95
10. 0xa8f19c2ddc4beb7fcf7f4daffc81d41b5b97e2a970eee26e5fd2e61ca3a9db92
11. 0xa78bc408c25c16a5eba1c78802d78a3e1de7d694f3e36af7d0c1afcf6a23b68d
12. 0xecb2b1beabd76534757e66312399858ccb35ae71884df60c160786e26591e83b
13. 0x0a8f32fa56d4ddb69ff176883beda0b0217f66ec9bd09c11cec95d7ba5f6c70a
14. 0x27deeb1ef1692b4773e73c16b6d8d0cdf4251fe2660821e5336f57539770fd2f
15. 0x793184605629cd36ba80a07cbe115ca35e8923297bf024260c6f5c06b255f638
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af