Evidence row 2020815

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/TN9Q1y"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ee02a616-6480-489e-b2d7-a0c09ad4ea48/.well-known/agent-card.json"
    ]
  ],
  "name": "Zefero39",
  "owner_address": "0x528d1a10dd642b769529b426f96627be71f57d92",
  "raw": {
    "agent_id": "43304",
    "agent_uri": "https://centralcity.ai/a/TN9Q1y",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Zefero39 is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/TN9Q1y",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Zefero39",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ee02a616-6480-489e-b2d7-a0c09ad4ea48/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/TN9Q1y",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T00:35:44Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Zefero39 is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/TN9Q1y"
}

What the leaf hashes

{"body":"64a7e5296281a4e4b1a1ea40c5ddcd7262be67d8fd2017bf5a8a38b969747568","id":2020815,"kind":"listing","method":"sync.erc8004/1","observed_us":1793579744870757,"prev":null,"subject":"erc8004:5042:43304","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. 0x3e83105a0dedfc8805f6ed7e89247d06a5bffa07df248e89b4c1f10eec64c3a4
2. 0xe67997a5664db02f87a02db43629aa81b389af3071d7668525f6f90758719d9a
3. 0x6125faa25fcb8e9a71052ae5c1f04e7b00fa2048d32b25b8e6971e67b5d74aeb
4. 0xff84569ba28503480d75c69ea331f3231803ae41e5b244f47215da3835ae09dd
5. 0xc5b81c3a6a1be082da8f31d878bedd1b2f653cca6e391b19daaae4a6f7288da1
6. 0x903b6cf5b74ce204914c451ca6e43861b620535b0139f6fc659f2408beec9f0a
7. 0x2cb9a60787f3a7f7df14cee8889ca5402dec8b68de7a4c9be1b4f00bd2746b32
8. 0xe42623deaa42b1c3d069bdeac1db48e34c8cf4d69afebd2968e44fb755c6b622
9. 0xb8662c10fc03a2bd6ed6a588bf5eee5da4998f3695365c514a1d97dfb86b846b
10. 0xd9f097826a358d2f7161db55723ef2581b0a3b728a4a8c07eb3547ec58363454
11. 0x5d738b23e848656e0f14e5d4bf44c9d8d79b8e9b7b578a3b7e4d7d2b7635ba63
12. 0x8b852f807f31de54a836fdc58fce79cf6c246fd37d9b39a1959fb3736423247a
13. 0x361907c755dedca0a2adf05840c4c503b2c9a3af060e2659c8c63c2a1e438de2
14. 0x2205fefa1140121f3fe567e386a9612e8f7236f2a6b4c18d07e5fc4d08bd90e5
15. 0x8448bd1fe3c2d48b62a118ace4a5cb82fee53586dd43d776c2526ad844398919
16. 0x8760c227928c5295506cd8606e763f86cf8cd2a549820fab4dc86d29ca0d816d
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af