Evidence row 3056717

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/QNRkB1"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0009929e-13af-4b62-969b-3d4f5ef041c7/.well-known/agent-card.json"
    ]
  ],
  "name": "Kumpon",
  "owner_address": "0xf629e5f12c08372ee71edf6e34e9e21f82b51c3a",
  "raw": {
    "agent_id": "280377",
    "agent_uri": "https://centralcity.ai/a/QNRkB1",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kumpon 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/QNRkB1",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kumpon",
      "registrations": [
        {
          "agentId": 280377,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0009929e-13af-4b62-969b-3d4f5ef041c7/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/QNRkB1",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793819584,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T19:19:07Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kumpon 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/QNRkB1"
}

What the leaf hashes

{"body":"732a9d25a58f3deffeb25ea3c590f62bcd9a10fc6b03a6406fafa19c4e0d038c","id":3056717,"kind":"listing","method":"sync.erc8004/1","observed_us":1793819947809415,"prev":null,"subject":"erc8004:5042:280377","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x97a4188acaf340e3a26716745683662fa948f99d4e3efbb180a2c4e357b52b27
2. 0xe11583357c43f6df9e14f4ca9fadcf3b19fd83bb4738431cd6b44cc8f4fcd92c
3. 0x4b2f76eb95ef510d66cbe85e909526be6a01f294a271208e7d131efe32a65287
4. 0x6139dba43ca695f9c37507dfd16b702c5e76560570a62699ee5a0de1579d6922
5. 0x57928c14cb9ddd83dfd037edc96ecd18e4644e04a96faf024cf2c4a86abb5137
6. 0x5e5d6428cb0c7870f4b6cdf58ad53907821bfd2b6c199a67daf32cdc69e537ad
7. 0x54ecd70d44129d864a9a1ae71786c6cec9a120e0c053f01c0403a1b4af7ff684
8. 0x5d87f6bf8bc5d9c5a4ce74706685eb71f31f3ac1c38b2851f0b7b3fbaf00fd69
9. 0xd654d7d0840394ec416255cbbb440a3919002f9973691c853a8f364c5541531f
10. 0xf8bcba8db80bfd0695b64f3e8c60609ac7cb366c3646382f96e8e582ac8ef0ea
11. 0x9f32ba6ccdf1b72c96ded846be9dbc415bf6e746481a71c576494cb4756a0326
12. 0x22c3e959f6c6b9bcaebeab78935153f29e6a8fe19e762f927f42168f3157aa82
13. 0x2c4d6956e0a0f10cd5ae78636f5925de3530e496f8dacddc6c0ee526b017c14a
14. 0xfe32433fc05c44d98e3005b6e487e2a2ec83c2cb3d472d4110f101e7fbe88f06
15. 0xcce6f2f7e4f40c7f768552ae3da9c9aed1be84ca300fbff8a25083a9399680f9
16. 0xcbeab7cdfbe295c259acb96245f397030a1d41f25243d4de19e7709db50be49e
17. 0x7f4f557ace8b62cd85774371e24477cdc34df4d2aa68c04511d8678e3978a343
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345