Evidence row 2023449

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ANlt2F"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4e009696-5022-44df-83b1-b0309c2dae39/.well-known/agent-card.json"
    ]
  ],
  "name": "Zerka",
  "owner_address": "0x4bb1e1593b864870e5ec2bc270637b1bd51a9afe",
  "raw": {
    "agent_id": "44659",
    "agent_uri": "https://centralcity.ai/a/ANlt2F",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Zerka 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/ANlt2F",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Zerka",
      "registrations": [
        {
          "agentId": 44659,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4e009696-5022-44df-83b1-b0309c2dae39/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ANlt2F",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793580876,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T00:58:59Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Zerka 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/ANlt2F"
}

What the leaf hashes

{"body":"c177ca1966f2a1c61c2710e8298069573ae9a25bbeca77099ae2f0d786eb8c87","id":2023449,"kind":"listing","method":"sync.erc8004/1","observed_us":1793581139732796,"prev":null,"subject":"erc8004:5042:44659","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. 0xfa901f60b55900af01691f237eecb109ec2693f118080ea68cb5673932bb37ce
2. 0x2928af14af42ad032f8a10c43481c2be3684397080e84724fc98ff3054c2cc39
3. 0xb8d62adaea40048ca91556a0d542557f4f2d18993ac4a693a48950df91dfe5b2
4. 0xef42cddd85e3bb58f89791c88c97608f3e3604ec0cfe198385d842fa03da54a0
5. 0x6e9ea9dea07f5353bf5c68744921e87355f121ba44f2c5ba393eab121a7d49d9
6. 0x37b087f9583c3414756a3774dd8b33a0d76ed5529b212f067e5ea948f7c4f61f
7. 0x3bb13242034cd2810ca5f0dcb70dd94f6f8279f37aab2da7edc88f481bc94641
8. 0x5210543f89083c810b8df5552036a6bc967f9d96a3290c9cfee1933544838fc6
9. 0x9422746fca98cd9e36f61152291b1159a5ca0462a00586e4c7559ddcefc6450c
10. 0xd350a98d5d904747e2af0cb080a0f675a855db6af455bb9b02373a9c02cfef8f
11. 0x8a58aa9f01814788100b857e79ca8a8885471d7ae34162bc1fa3c986741c6a39
12. 0x1fdc5cec209319ec27c935f06e49dfee099419dfa8632c827c7fdc61fcd2e0c3
13. 0x53d9a703c9e9f252a5170e08d05e1b0117ac9e5b187b8d11c1fc275324818140
14. 0x59ed3c823c7507ae1b2993d19eda543383739dde961b25c4e0927023fff6be12
15. 0x4068a4306db47ea0eae5f76e5137753caa3dbb132dca6a61a4d6c1838a52700f
16. 0x25127db2e775737b2874f6a159f7c1bf984317eea6482e94589c3ef4c5ccab32
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af