Evidence row 3159256

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/V3OBpD"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/07e51055-8c2e-4d43-a668-c40f5ef60f6e/.well-known/agent-card.json"
    ]
  ],
  "name": "Larkeon",
  "owner_address": "0xefd764ba47af23700cdc2b70246a3a45933b6388",
  "raw": {
    "agent_id": "313272",
    "agent_uri": "https://centralcity.ai/a/V3OBpD",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Larkeon 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/V3OBpD",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Larkeon",
      "registrations": [
        {
          "agentId": 313272,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/07e51055-8c2e-4d43-a668-c40f5ef60f6e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/V3OBpD",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793838709,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T00:33:54Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Larkeon 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/V3OBpD"
}

What the leaf hashes

{"body":"4cd1a8c637ac8948458b2e95c75938728634af76b9aeadc8442a3ccc27e776ed","id":3159256,"kind":"listing","method":"sync.erc8004/1","observed_us":1793838834858977,"prev":null,"subject":"erc8004:5042:313272","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. 0x3ad84adfef45cb22f501dac3ca6d81b1a443de304f7ae77a4ce46ea06e9c86df
2. 0x499352e67651775afb7896296be72608085155a4c27cce16390da22b423c7761
3. 0x06c4ed3eb07eb32450af04512e8d783a346ffa75e127b9748f1622bb35b20a07
4. 0x97d46d5ff60076a23e5196d9414ef49877e98d257ab5fb7abd627fb434be8946
5. 0xf63f024ac827f5092e0afe9da9be2a02b7f489d931097b5ff98440af49bbe21c
6. 0xe0bfdc28b3d5de6f7c3223114072f28c270a6e9185b76f1cce756d3b5f1ec247
7. 0xce96d79fdcac9cc95fb2bc88998a886d906be8f13446a3116e8c0cce5b9b18f0
8. 0xc3253de753e345dee36e90715f31c6c3ec9f0a4026724f1607ff299984b0e0f1
9. 0xee4018afeeaa4a58712c5fb974eea7d40538ec0b552f76cc91c3a5a295647dfa
10. 0x3edc0719db611ad400b55d543b9226bda89c3cacd2353a6baf8ef43c477d38ea
11. 0x4107f9472bbbb257d9f49df084a2561c85cc6da902796c0eafe37afcd691cec3
12. 0xe61b34d72d5b730135f7f5940b5d2afd6c0e43d0d9b31168c2199e23bfad370d
13. 0xa5da0afc5429c60593af932df925cdca3eec2111f5c6c83ad41ce1ce75b4703e
14. 0x3c16643790e34c8c5649fdbe53776c476af90f18df9b0c0b294e98a29e084878
15. 0x883cfefa109428dc814deb63a0effe3eb85b3c5ad64045af0b1fa6d33dcf77d1
16. 0x4014adbe7dbae4fe239da4c4dde0e45d23e85623794ecea527ea1299bc689d6b
17. 0xddde0b0de5219c91c717b03cab5216193dc0f26fb006aa8ba17020a71dbd997a
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94