Evidence row 2147240

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/2VK0Kx"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/243130b0-b9b3-462c-aa3d-184a8de56b1b/.well-known/agent-card.json"
    ]
  ],
  "name": "Livo",
  "owner_address": "0x1f18ad55785085a9943e905f0358a10a30cd40d4",
  "raw": {
    "agent_id": "99421",
    "agent_uri": "https://centralcity.ai/a/2VK0Kx",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Livo 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/2VK0Kx",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Livo",
      "registrations": [
        {
          "agentId": 99421,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/243130b0-b9b3-462c-aa3d-184a8de56b1b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/2VK0Kx",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793626672,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T13:39:12Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Livo 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/2VK0Kx"
}

What the leaf hashes

{"body":"57587b6fd89b33fc6c16f0d9d93df0c7b35d4af7ea223ba6b5487c03715c534a","id":2147240,"kind":"listing","method":"sync.erc8004/1","observed_us":1793626752197607,"prev":null,"subject":"erc8004:5042:99421","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xeb48cebc5e276b18a53c8e521f04337a35682ed00d6763260a7151337f2fc901
2. 0xe420034459ada5445ec4ae0d923bc33e37c7cb27284bd4c5138e5b4ba5e86157
3. 0xb6547d422870f4dabb883cb465207d1da8383ca96bd1444621199d69cdc276f6
4. 0x78e139247f5c22f7f434c4b95a41d3643aa1746ef522dbfcf1d0de34867fea70
5. 0x732fe78b0b8a6dbe5d126a090499c4a99cbb4bfd9772234bbdfc55999ec92a79
6. 0x5483a688ade575e6f744055578dc959b80b1784d11549fffc21bd4aaf7639be0
7. 0x0a84959aa3c28ae04853b76a24421abd7a94d26c21aab614dd08779b7cf85e6b
8. 0x30e8980e9be5e3f3779601757a220a3094f4fd39ce6ec92f1dc324af45298d32
9. 0x4522e1f61df00001b6fcb141884c043ffc3d70dce0ee4aacf46c40a4afd9c8d3
10. 0x2280a116ab2a4d827cb7e48a78b000d39a6b60c2fd2fc8e673ed53ae9329ad08
11. 0x959664ec856b1c1e7fda012cb3c0ec233fd33651d59cf82b893d792f8c4456a9
12. 0x78204391d00442b047285e0d52b770052d21e7b586601d7ec737e99be32d0702
13. 0xe61415e30eff3f78f72f491cf1aa4fddf56b5fa4aab16d517b5f3bb9587740ef
14. 0xf02baa2f8f9b385919b2f698b2e9351b84bd44118a8d5a72f2d1303df2c329b4
15. 0xd643f764eee39146411d4bff8903a327f4f8f55616e14e57281a245206d6ed2b
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af