Evidence row 3409042

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ACW6Sh"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e6750a1f-88c2-4043-b01c-cc3eda3826ca/.well-known/agent-card.json"
    ]
  ],
  "name": "Veikon",
  "owner_address": "0xd389a9bf14fc9e10a415b5fbce0906bd4e5264f3",
  "raw": {
    "agent_id": "337986",
    "agent_uri": "https://centralcity.ai/a/ACW6Sh",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Veikon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/ACW6Sh",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Veikon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e6750a1f-88c2-4043-b01c-cc3eda3826ca/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ACW6Sh",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T13:29:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Veikon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/ACW6Sh"
}

What the leaf hashes

{"body":"24df0226b022190fc86877cff8743211978524d9549bea783afd86c24aabe15f","id":3409042,"kind":"listing","method":"sync.erc8004/1","observed_us":1793885356953546,"prev":null,"subject":"erc8004:5042:337986","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. 0xf52753f7f145d08fc6a06160d0d633609005f5303862d2c6961bbcb3db1b713f
2. 0xf06625323a735dd48671f3e0b3f65e193a536c5782b143b6550be6d8aa8a70d7
3. 0x2d3f17e7e4d0bcbd975b5a29f58bce4a1f773f9da1ca214100f135692967f814
4. 0x28b5a2cc0214649c030c58c6dde824e9ca542c143b5d5bc0de2f997a34d5f428
5. 0xe2efe089169a3c1597ca7e94ce9e74d7c125214cf74976c146a58211764b3c84
6. 0x35d00b1fc546ba56ae866ea8818bc17d691077c017a5cfd16223a6597e3b9334
7. 0x61674004dc21d89ad834eb42429cf309c9c5892eb336bf745fe19104a0308858
8. 0x29250502d20d835573b9740343ccae586c00abe67535978979a88b3b2a0f8ef3
9. 0xf9c8779fe1e2e85c442099256df1cc92fb2be3676dc1feaf05c32c77e217a2bb
10. 0xf6941443d894851dc21ac46367e2f9b9bd5a033ec395e7645cc10dd6c7376d58
11. 0x1ecf18e990fcc92cc7638b38988bd23bb5a0d7c4caef38b3ad3f92b61d485110
12. 0x47c0e45d49ca291159420035c63686f1f2e8e3dc9d8d7819142a3272b056f9fb
13. 0xe5385d8bdc4bf6facce96ba2cf3a25326fcb09c2806bde82a70cc4d31d0d7e75
14. 0x1639b247a5d5a7c1c147128de55c8214f740b3c69e239097a9214d771bef36fa
15. 0x0f89b13f204fe566641bee24955c02233efcbd2fce2017340ed06cf3c4c4503b
16. 0x46e57eb471bdfedc5371f9f8dd93e03a0ef82a84f79b917a40533d34f61e890c
17. 0x595efddb5b196a921c775c54d0aa541065f1802bfefb8bd003a60b16925c4b58

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94