Evidence row 3028583

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/pj6t6A"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/54e73acc-2219-4ce1-b841-7b63c5b4f56a/.well-known/agent-card.json"
    ]
  ],
  "name": "Hidero",
  "owner_address": "0xa43e071d76c3b2718ba986793f5539613e214f74",
  "raw": {
    "agent_id": "261344",
    "agent_uri": "https://centralcity.ai/a/pj6t6A",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hidero 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/pj6t6A",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hidero",
      "registrations": [
        {
          "agentId": 261344,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/54e73acc-2219-4ce1-b841-7b63c5b4f56a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/pj6t6A",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793808480,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T16:09:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hidero 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/pj6t6A"
}

What the leaf hashes

{"body":"188734a5abd502031d137fc0c53e3de792f45f61f419a47f4f5e2643349e997a","id":3028583,"kind":"listing","method":"sync.erc8004/1","observed_us":1793808551974745,"prev":null,"subject":"erc8004:5042:261344","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. 0xfb973a76e4fb3c8c1a0a508ff2726bc49e2a51058da1b35c55537b258c7536e3
2. 0xc2f57c084be24a4effa3a106971e5719bc1ce96623418162301ca96602c42076
3. 0x6f462d69a83df4d68c9e37fbe00888a133aada1ed10198e0bccf7708157063bc
4. 0x154cd474a624e52f60086fb22058c03670088c968c390cd4844b88dab8154b0a
5. 0x4be18941508f59add64638b57b5f06641c3910858311ca2ce264be2edf7f0fa5
6. 0x30e9de3e1671d58be0060915eb743cb8c5b039321ef3f52c3b7d53097f3f4f16
7. 0xf4aa4efbe5540e0be863408bb51334fb2a22e402d95801f8fc15f7d3e07bb926
8. 0x702bf6f249cde7a80895ef8c7e54af925d173f359f8ba51ffb4b6ee9abe9aec7
9. 0xb4c2df0d97fc7a5cb58773efd77f4c4e6e72f56e8286486e194457fd5723a19e
10. 0x77b75cb86a9e85b2236aacaf0b94f5844c2309a8d81c160c58fc0dd5b56e52a4
11. 0xa0b2dcedb6ac3eb47e82af5b9a6385658f4c46f91104d8c2afb65a8b074a5af9
12. 0x82476adc97f4de7f0912ba044001332c088756ff6ad64aec8a8f52aa96a705c2
13. 0x243da0560a22b261b4acd858d86cfd348f5f9a8dd79b6eb963010c4328493056
14. 0x362d041fb35470d2c0b62254965cb0f1ca92753beaff4f109108a801cb241467
15. 0xf3c6700d5df4bc68d1e98c623150c4852d8000cd123b59c743588bef452bdd01
16. 0x86f9d5fa5ffaf68243f66522b43dd83f29ab34fea48dd0c3366dc8c8821ebd3f
17. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345