Evidence row 2521699

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/PhScEb"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b2d19574-b516-4863-baef-caa4bdced06f/.well-known/agent-card.json"
    ]
  ],
  "name": "Plakeon",
  "owner_address": "0x1944a2d5daf19abd17c0b4ddfa3bbc9898d49d8a",
  "raw": {
    "agent_id": "157159",
    "agent_uri": "https://centralcity.ai/a/PhScEb",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Plakeon 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/PhScEb",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Plakeon",
      "registrations": [
        {
          "agentId": 157159,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b2d19574-b516-4863-baef-caa4bdced06f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/PhScEb",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793679389,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T04:19:36Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Plakeon 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/PhScEb"
}

What the leaf hashes

{"body":"e99139f7a524febc0dfd848b07b523ee8212ecf24e6901b0b2f7a16d56541fbf","id":2521699,"kind":"listing","method":"sync.erc8004/1","observed_us":1793679576142697,"prev":null,"subject":"erc8004:5042:157159","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xfd01cefdb91c3b205d194ecb143ac56110bf8aa0a95732b9790e17dd4e108b66
2. 0xdf0ae9626039d3bfa32155a8ccc25e007dad2d2ced34418891cb91de7c26d4a6
3. 0x24cff157e7e644e03ef5970634796ccc99c26e10f0404ecfb650dd3c56c5167b
4. 0x000ab31d5665657259868a41db69aae97f8705e615401f97ce33629ea748e216
5. 0x58bfc2476b83e90a393f329b7291414f14dd4164993a9480511b08574aee7f5f
6. 0xee4eb431370912ef426feb3639265a17fa5359bc88cd2571930340835f9d3a3f
7. 0x8ad3a3b683f4c9701e78ef32ee37ecdf85ed045a9e6c81a58a367be5a0e53fc5
8. 0xe4d1edd658fc6e6e8d9ac88fd9a6b6ac934a5465b95a2958e0bb37270f0696c2
9. 0x8d2466b850734f4ef5759865d06326f4517d55fec1c32cfed25fc117194b8e15
10. 0xe1c2082066e0f1a3b7a364e8307d960c5242268a5b7243a9473582d0edb8a5e7
11. 0x3ffa56b133492701f53143de0e29d572ec3792d1fd2f58e78953623483080ff8
12. 0x9beebae23e6ebd6d6b0bb00c7002e82c7e42625499974c6c936c5fe24f9a0f37
13. 0x60079cfab9dfee47546954dca240be72c67c7307edb40b9efb6dcbc22b705c62
14. 0x271cba1af45ae2133bb70993d2a8662bbad7bb8e8e0ab720853251f29efaee6d
15. 0xaaf692e701ee622e9e0fa24c7d0f9f672df8c586de5a6f0375f8cadaf0c678a1
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7