Evidence row 2159707

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/XrmZFG"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/74c22b19-d6d4-400e-84e9-828b746755e6/.well-known/agent-card.json"
    ]
  ],
  "name": "Laukon",
  "owner_address": "0x3bd745637c78cd7580635cd629ac0fffa20b788b",
  "raw": {
    "agent_id": "105417",
    "agent_uri": "https://centralcity.ai/a/XrmZFG",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Laukon 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/XrmZFG",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Laukon",
      "registrations": [
        {
          "agentId": 105417,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/74c22b19-d6d4-400e-84e9-828b746755e6/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/XrmZFG",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793631207,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T14:57:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Laukon 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/XrmZFG"
}

What the leaf hashes

{"body":"cec212fa46b961cec2ee81096ca744739b5229771d07f59da590c4ff9d935730","id":2159707,"kind":"listing","method":"sync.erc8004/1","observed_us":1793631431205536,"prev":null,"subject":"erc8004:5042:105417","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. 0xad3f4827bdd1e630cee79ed8e7ff6c673203c58f004b03c4931e4646452c276e
2. 0xb8969bca5937693dd299e113d4fad1e47262239f92877b24e8057c3fdcc70ae0
3. 0x6271d1540a9f35c5ef6d579b71153eed07fa28cad4d295edbf5a0d3c02258e99
4. 0x22e599930cccd5430569a8f6b3f5a51215b2181f5fd0bcd422ad4045b066c2cc
5. 0x089349fbafbe935dc17c833ab9f3d1d7039641e052169317fbff588914a33258
6. 0x0b6a7b19f0dd740a39aaa4d7f1fb1d43794a931af78f1c85181091af8f65b194
7. 0xb62ad16240f138f4d7e9312fd69673064aa8d5b20feba19a2eb2b774db13651f
8. 0xd26e9e322b9332f5c3664ea5c370833d1159c13b5d680d8754b229cbeef471ca
9. 0x4b0886d044845668c52794539395183b72f17092c4e2441b111e9792134f8bd3
10. 0x4e89a9f7a5fcf4210a94a8df735e6db228669c38c3a5bc02691f578029c3e745
11. 0x72493f063e28e11678b7e689efc4f85a55ddb2609714716e599e615a51daf06d
12. 0x4b689db5a9e6139b1b496c240f18ec19fa5b0f0bc49dacaed806958889560cc9
13. 0x30482ffd581ea067af14f15cf3c17e7dcb174f749e858ecded170a1f5f75cc59
14. 0x27deeb1ef1692b4773e73c16b6d8d0cdf4251fe2660821e5336f57539770fd2f
15. 0x793184605629cd36ba80a07cbe115ca35e8923297bf024260c6f5c06b255f638
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af