Evidence row 3369167

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/rO2Q72"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c169c65d-3633-4fc7-a63f-519879a597d3/.well-known/agent-card.json"
    ]
  ],
  "name": "Leivinert",
  "owner_address": "0xf50cdcba544fdde8cfddd55975a1d8067eb8623c",
  "raw": {
    "agent_id": "319890",
    "agent_uri": "https://centralcity.ai/a/rO2Q72",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Leivinert 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/rO2Q72",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Leivinert",
      "registrations": [
        {
          "agentId": 319890,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c169c65d-3633-4fc7-a63f-519879a597d3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/rO2Q72",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793863937,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T07:37:29Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Leivinert 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/rO2Q72"
}

What the leaf hashes

{"body":"89ae64f72bcd5c08bb4c9481ca9c397d8e02aaeb657d2316adbd008bfbc54d6a","id":3369167,"kind":"listing","method":"sync.erc8004/1","observed_us":1793864249495092,"prev":null,"subject":"erc8004:5042:319890","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. 0xe8e27fbadaa46e83a7dda144be518ebc54c7b443377a4cd4bb63468106996491
2. 0x71ee73b2f807c7b42324ad81832af3405bd8a58dd4957923f5bf161c65995cb4
3. 0xf49b571b26d41c26f466950b85fb695c22c14cc1d025d9b90b3b047331344790
4. 0xdb04eee123783bfb05a50434ddaf44b9ff153381c28275888a6a6049f380aa4d
5. 0xd97218029f1aae4659668716276fbfbe5a8c43c6fb300b8db062beeb70f846de
6. 0xaa324789d92a2f37d3e731515a06338783af40781e9d90aab87df2c5fed11cd1
7. 0x1f8fb39f9e752cddf5ab9bd74c1520c9697f6352bb74d8a7f6f852b3b9281924
8. 0x3eb06cf1a4a1482ade5484429fd20a5e26d36ff57a062554cdad0d187064532a
9. 0x0ca6b5da76c1594020b48e438ec15dfff06569d6c19a1a665e7eee27dd22fcff
10. 0x70184c32b911b676b2b139e0b2d0f885f6911e89864e8b04e7e30b68a77b68eb
11. 0x863f9f70a2c444c7a173d4280d21be07efbc5b75ec441be36b06b2c151a063b3
12. 0x0d71082bcd7635f145ced61d25269e0dd1764cc417ac22439b289c957bd63b71
13. 0x3462d641429cec10c8b5b5ba021c51334ad8d483cede88120521fea301eb9622
14. 0x541b1a8c30ddf11073cc1260fda10cc5489dc4a22cfd9742e0f2f43db5f207c2
15. 0xb5004928d173812cab4255917f4c361aae718a32a8e6208a7de15d84417a441d
16. 0x706c875c10714e921f12357b889e8f8c61b62dcf68745f3b7e23aa127226e76c
17. 0x595efddb5b196a921c775c54d0aa541065f1802bfefb8bd003a60b16925c4b58

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94