Evidence row 2266669

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/dtZAdV"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/66964cbb-d4e5-47fb-a0ed-9fb25b3205bb/.well-known/agent-card.json"
    ]
  ],
  "name": "Baustino",
  "owner_address": "0x5a492bc95ea08c3c4f612d6ed6c2dff58049e06d",
  "raw": {
    "agent_id": "126831",
    "agent_uri": "https://centralcity.ai/a/dtZAdV",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Baustino 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/dtZAdV",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Baustino",
      "registrations": [
        {
          "agentId": 126831,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/66964cbb-d4e5-47fb-a0ed-9fb25b3205bb/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/dtZAdV",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793647954,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T19:38:18Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Baustino 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/dtZAdV"
}

What the leaf hashes

{"body":"6d08021704a9737bdcce98d0b4d883066e7697cf991364718186ad7ec370f61b","id":2266669,"kind":"listing","method":"sync.erc8004/1","observed_us":1793648298925067,"prev":2257138,"subject":"erc8004:5042:126831","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. 0x503d916034dd3bb5902e4dc74f310cb5736743a887ecc934530aaf5e6adf00f5
2. 0xd96eb336ded0e1daad6156454d0d1bb836b192eeab1a29f0c222ef5f3d35abb1
3. 0xfd381868cb3b54dd285fbe76e1e851c205f25d8dde874d3d84959f8e66708b06
4. 0xefd90c15691777ac933e6ea4ab338a850508d59b77ece1297c61064f48acaf43
5. 0x8060ab3099533fd147d81c088659b8e0002783c3eeed12ed9ac0d4fbe102202b
6. 0xe1617df00fb8279348b4945b23cbb1510f3744af49af7f56c0b0faaa76c0dd46
7. 0x20e37bfe8f31e7ec335d645098c3384920f9b06a7f72c8560ca60f7bc8e543b3
8. 0x81610c3617c47b3e685dc663be3c648d62b74bb2af87bdf5982326f739ab3166
9. 0xc310718d415f751983b3d6d60ee7677ff58cf1033a424b7b242c923792b5d5de
10. 0x605e3971d6d14e252545bf385dd09b36681487c7f47c6db0754cf709e828692f
11. 0x3f5fffad2668ae3c9ceb042c4134cd873b781240805b82b02ea21269e35be287
12. 0x35f84c0e4e28cd4a63c3ad6490420fe24bf67bba5f080e714a71d6cb0d991695
13. 0x2f0e87a22fc6aaaa04d17a8f1c5dda340b8d3c208a1b8e26986aed7f54ec42a7
14. 0xa96ecfe7ab9f1788120ca262a1b69b7b258160df41b4041d36fcd211c95d26d9
15. 0x67c99d356de30f9cfab88af48fbaa18909ef230dd09947e84da060bc03aca929
16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af