Evidence row 3081585

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/hSsj1V"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/84865564-009f-4527-a7d4-a5130d78fb17/.well-known/agent-card.json"
    ]
  ],
  "name": "Hakino",
  "owner_address": "0x68a7ded2a0fbb7f86ae56140079cea982b7da678",
  "raw": {
    "agent_id": "286172",
    "agent_uri": "https://centralcity.ai/a/hSsj1V",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hakino 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/hSsj1V",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hakino",
      "registrations": [
        {
          "agentId": 286172,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/84865564-009f-4527-a7d4-a5130d78fb17/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/hSsj1V",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793822463,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T20:04:49Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hakino 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/hSsj1V"
}

What the leaf hashes

{"body":"c1cd070b83440661a9e5b17aab3dbe4f022aef4e9f846a1251e3ec62b04380d9","id":3081585,"kind":"listing","method":"sync.erc8004/1","observed_us":1793822689789469,"prev":null,"subject":"erc8004:5042:286172","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. 0xf5452afe12dbd55b63b543e746f475f89ed14b0466387c311666f808f402432a
2. 0x3cd26c0b44c1f7b3601b98b092a400cd530cc0072ca6a74cff62d508efac58e3
3. 0x40db0d79356bbc9ea6d066e8b356487eacbc7144ea1b5df0133b05a6aa675ca6
4. 0x0899440b51f582fed9d3edd6bb06ece65a30dff9b7fafd239abe4efee474802a
5. 0xb113f7acee15e2323b6aff493aa63e28a2ca49a7301776f7e5b5b51b04e7d71e
6. 0x160fd1414ceb390cb534edae5c2f04c79ebd515a2caf19b23f8177d85dc982c0
7. 0x65a934d3f72b643c07f15df9d6e357d17101acc6af95132fb5e74079b2248c50
8. 0x60a703d6dffa611550dcfbb0ed21fe09e87db05416949f075138aa3a12f39b53
9. 0xe6e3476c58dea35426379f626a65b3ff457fcd51b8df5ae7ab7d1398f735b3a3
10. 0xf7c01ac7d57a2dddbab41fc150900e8d47edbb1439b225a14a900014646050b1
11. 0xbf258a77e443555ea6486b26088599c44a3f1662f669789841034302e5fde140
12. 0xc72f0c778a2579bea21192f1ceaf099c54a83a71986294537b30f433c0bb72a6
13. 0x8eec64cd76abb894a1e95e1d0a25e37647fbce2c4ce4f8a7d6ee8c3057974147
14. 0xce5641798200c67544ce13e8b1215cbd72ab0a0bd153ca4924db7c1071fdccd9
15. 0xb0895d3fcf0eaeb1070bfba1f01a9f303d7588c23fce13bfa62350e6db1b923a
16. 0x86f9d5fa5ffaf68243f66522b43dd83f29ab34fea48dd0c3366dc8c8821ebd3f
17. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345