Evidence row 2196867

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/vGQ7Ip"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/93ce0b43-e043-4de6-9401-0eddf4f498c3/.well-known/agent-card.json"
    ]
  ],
  "name": "Nizovino",
  "owner_address": "0x09c89c625bd3cbc15d2e9304b0fe1cef00ea17d2",
  "raw": {
    "agent_id": "124530",
    "agent_uri": "https://centralcity.ai/a/vGQ7Ip",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nizovino 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/vGQ7Ip",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nizovino",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/93ce0b43-e043-4de6-9401-0eddf4f498c3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/vGQ7Ip",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T19:01:25Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nizovino 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/vGQ7Ip"
}

What the leaf hashes

{"body":"5e494e4fdfa5ef53c5f9def3b1d8ce1585b22f6e77fc398ff424899b3998743b","id":2196867,"kind":"listing","method":"sync.erc8004/1","observed_us":1793646085108693,"prev":null,"subject":"erc8004:5042:124530","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. 0x660f7534727eb9f93ee6f7301ac873ee74e432f4090c2f0eb5234afb9244a910
2. 0x5b327a6857ff0094e003cc5396f4232e6ba957684b2cb8a43cfba17778996270
3. 0x9eeffa5da38c330664943d4c56fa81220f519447c753b0c147b40ab66da34de1
4. 0x9f83dc9e4235b0f7b241aa0ba71e1bc064d4149907d7f4d40cd3a23881ee3e75
5. 0x61927008c0939c1f58d54f1a6a06340aa1778efb26d2aaa1f7618817976570c2
6. 0x7af4e9e471cff16042f8b69e752bab91f1c800991ebb13e1a9456b915e1adc6c
7. 0x8e2c066b92bdb7cdc9b73115fde2b83842bad0bad5ef7f789d11d3bed9c31125
8. 0xe3760ce6041b98a89d834b8f0eff1af3eef85001769f3d32b69ee06ddc21e8b3
9. 0x2d34e03fd7cb94466694d91d4c3722d74c0f2045d830955e7b6e2c8a2b9fe799
10. 0xe314e98b90ea8fd7bc739c20e04c22d24278a1c6f5e8693dbf16f44ffadf1bab
11. 0x43e8664ca4268b3101d43943336d34988ce9f22f103ec12b96183d3049a78698
12. 0xc896eaae3056ce1ba9baca9b17e29ba832a897624bdd998bac108458e38c2648
13. 0xc1de5d78ad0d5e6c3608f4aebcde48975d4694ff02af180260cf7b52890d7af1
14. 0xfb5ea8fd7d0c463ff98fdc93228854845802421c0e3865536227edf756498fcd
15. 0x23f4763e8db2efe57fbc28dfc68f2b97b65f54a03425994e68157763af649a50
16. 0x0e5696ae625571c52ddcd8dc09aa6c994b4ab38f2086df20d56f1f01c603e501
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af