Evidence row 3443459

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Mp5VIg"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2f175507-5918-4250-8961-437cd1204268/.well-known/agent-card.json"
    ]
  ],
  "name": "Hiosta",
  "owner_address": "0x7955643d138de9309ab40a903f703d10fd9827a5",
  "raw": {
    "agent_id": "349443",
    "agent_uri": "https://centralcity.ai/a/Mp5VIg",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hiosta 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/Mp5VIg",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hiosta",
      "registrations": [
        {
          "agentId": 349443,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2f175507-5918-4250-8961-437cd1204268/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Mp5VIg",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793905320,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T19:05:15Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hiosta 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/Mp5VIg"
}

What the leaf hashes

{"body":"24b6c2ae0681f30aa6cc4a86b64567890fe8ae8113dcadc0cea7f1da5ba3fe34","id":3443459,"kind":"listing","method":"sync.erc8004/1","observed_us":1793905515553243,"prev":null,"subject":"erc8004:5042:349443","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. 0xb768f0e2c2d8ee26c36b42b21eb3646223aeccebd9276c6503d6faa13e753849
2. 0xc785fe215c885ff535b588bf46601fbe8c2ff61f37a98f7274fd4890245c3b7b
3. 0x709a6f332a439b9121df58ec8e5c5af7dde39b99b8240ae379519fc4226825e0
4. 0x1362f7012972719dd68c47be14ea9858bbe5498a2d994d539a90f2bff90ca539
5. 0x86aa06978d41c200db4124172c19537a3002b9b179c8921f1cc7237e9e294aab
6. 0xf70d9e15a21a053f5a7b863b16595a0ffb01594792f4407c11a60ef23529b151
7. 0x827d2c0a0637b477daa1650fb198516ba3db874ddc3e215dfb07bd9e4225832f
8. 0xf8cd8c50f9f50a263e0afbe5282f6706d1d12cb5905c733b3ba193c17ef56be9
9. 0xd37985d19a91309d7099dbaff06a89470c861f63bbc7aa2cda64548b378640ec
10. 0x20117da7a10041a59b98191765e4451c9beda6ee364edae05d1c1d5b9dbb6ed3
11. 0x979f728596a38e69e64bf182816de6aad566191dd1b3d2f96acf737af534bbcd
12. 0x50b5c67232f853a3aeca90f419ee58282fb63bd8bd75dfb25d3b19aa97619f37
13. 0x33d42efd5a22d51aeb6beb7bd968aabc75c631856148fda833446d76e5c806dc
14. 0xfdff056f2f1484871f49374c23ddba883f11db9a6da6292a7e99a1638cdd3d63
15. 0xbce07c8bedec3bbed9a22d7f4e8aca180f479ed562779a14791c5e82f052e9c8
16. 0x308711d37f87ac2fb79802c45aba249411861d2d093068d1718f039b506d2a02
17. 0x25f3843b1f8d3ded906cf440101c0137d8f897b0b72f946f0d5bc12c3da6b136
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94