Evidence row 2073497

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/NDJuyy"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f2f6e7d9-917f-4257-ab01-b19a4732ae45/.well-known/agent-card.json"
    ]
  ],
  "name": "Toster",
  "owner_address": "0xb82a96dfda3d9e410a7e09a474a20b32b5222737",
  "raw": {
    "agent_id": "68172",
    "agent_uri": "https://centralcity.ai/a/NDJuyy",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Toster 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/NDJuyy",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Toster",
      "registrations": [
        {
          "agentId": 68172,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f2f6e7d9-917f-4257-ab01-b19a4732ae45/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/NDJuyy",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793600077,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T06:18:27Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Toster 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/NDJuyy"
}

What the leaf hashes

{"body":"44510ba5d701eee43f1a973b59441b88ff03d9f9965d8313edb13a770a34325d","id":2073497,"kind":"listing","method":"sync.erc8004/1","observed_us":1793600307249997,"prev":null,"subject":"erc8004:5042:68172","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. 0xa8387353e63a25aed3a48f130d686942325761e508fa2580e73b42cee28816f4
2. 0x67cb6ead908b49a18ed7ef041b52a48a504f20aca7d92da32467f8de1fc8cf21
3. 0xd1ab34e574eb927024a1bc0f99f5860c7a0af6c607eea7197e110305284dd3c9
4. 0x10959203abd831e2ff64f243b9038df08e5226015e4468fef2ef94374bca7f6b
5. 0xc7abbfe34a0cc0b99c08cccaa4c56ba33e2decea6ce94b02fc57c1c17cc92b96
6. 0x87aa56255c33df9071ddbdf67d6196e073dbf0163ce5abf040cbdcdc65af8f6c
7. 0x0568728f0607a924e8d037c25fb419ee558a8ed13aeb3cacc20ab097eeb8a015
8. 0x6a7bfa59fd5f6cd1f51ce4f034529823fca5565005d83bb97f29694b891245a2
9. 0xb7b9e23245dcca36f110acd8c9c0a1339b63385658aba9821366be903c3cae75
10. 0x312bee2c14100c34d799a63211afca66762caba99ff2b063bb49092fed5640c9
11. 0x1507188447eabd219ef30ad5bd14f2eedd6575d009a552619fb7968237e3f98c
12. 0x40fd0f6dda83194fb5e17438b1c4dc895d08871eef37ae05317aee45785e29ac
13. 0xf7fc51348087e5c1e3d386772d38113ebc053fa2bb0a5e6728e5f86d0ac25db5
14. 0x7a6e52c5cebe3ec69d18cc200885d32108ba1be1b19f2da2ead8becbf3db3cb1
15. 0x7abf7290721a0b95be706db03c09de9df65bcba8e18ffe4616da43d9c31d6b0a
16. 0x7731256c7406f95d30aabe3bbcb574b72535b9c28e8eb3db363210761a28a6b9
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af