Evidence row 2089891

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Tz7dIZ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c7119080-0f0e-4819-86d7-2162f2fd2a5d/.well-known/agent-card.json"
    ]
  ],
  "name": "Maizer",
  "owner_address": "0xfad8e1a88a621fd94fe2e49ac719f445239eed64",
  "raw": {
    "agent_id": "76246",
    "agent_uri": "https://centralcity.ai/a/Tz7dIZ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maizer 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/Tz7dIZ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maizer",
      "registrations": [
        {
          "agentId": 76246,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c7119080-0f0e-4819-86d7-2162f2fd2a5d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Tz7dIZ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793606647,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T08:08:17Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maizer 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/Tz7dIZ"
}

What the leaf hashes

{"body":"605b772d6c22c8298b678d272d5609d972681fa03cecce67a0dd495d12e17a39","id":2089891,"kind":"listing","method":"sync.erc8004/1","observed_us":1793606897026941,"prev":null,"subject":"erc8004:5042:76246","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. 0xc8fb7e424d3c5f057ab5e3f28e6a556102345f297416ef0f970a4f53fbfbfda3
2. 0x67bf39c408d0b9824182d801fb910c57c81115a94e2c2f0950f15bc779bad471
3. 0x1ffb030d63052df4882a017f65354015ee1c3be7c0a8690077774077d08f4f03
4. 0x9a367ae582ee9af08a56631ed596fb9b7afbeddfb1af093a98c3a540c82ce979
5. 0xb9789b39bf8bd406ad9c3e8d384b218aa9fb831e94b560c55b53ca8a8a2e52a0
6. 0xa1acda29bd4f57430cafdcfcd0c1ef17f3a3051e1a018aba487638037fb74bdf
7. 0xcacd9a4f02998f5cea5d20c185eb34161140512faf7c378ade3070962d5c7327
8. 0x602eb71ca6dbf3f1dcb00cf3e08214fe713183faedc089808c6b66063221a60d
9. 0x4502150c87b17bc6f8773bd13a1da9a47dce21991d7da34434d1cad495fa2c2a
10. 0xb58a791c6dd2bcd2b614ad2d8f2bddf6880a5fa19bdc21f805122f385abb875b
11. 0x48bd4b0fe6769b0686612012dee2d1a9cde4103d97e6fa7054ce251f18ab47ba
12. 0x5960e83ed1a839b0c9a6ca8cd51fcd088a6b59d306e456831c1bae56f718642c
13. 0x0c0f15fae9c65ebf110db9a83b92aa128ce387de0137888a7863d81f3567dc04
14. 0xdfd116d725e076b0e3bd74ff5682dfe6834735313673c580d2e58972567174a0
15. 0x5b456020389d8e0ef67f16a492c600b5b88189e59398bba308734db7e873e7e4
16. 0x37d31d28d0bd3743650d57e9fbf999efa4592cac831267f83aa125335b35a16b
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af