Evidence row 2151718

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/F3s8b1"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/20eabf58-9f66-4b93-bbc7-b4fbfcab6050/.well-known/agent-card.json"
    ]
  ],
  "name": "Simpa",
  "owner_address": "0x67fe908a68376aeb0a50eb7988f1ae5667ac1e42",
  "raw": {
    "agent_id": "101466",
    "agent_uri": "https://centralcity.ai/a/F3s8b1",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Simpa 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/F3s8b1",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Simpa",
      "registrations": [
        {
          "agentId": 101466,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/20eabf58-9f66-4b93-bbc7-b4fbfcab6050/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/F3s8b1",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793628214,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T14:09:10Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Simpa 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/F3s8b1"
}

What the leaf hashes

{"body":"4a42e579fbc1febb2399d8c161a12cafa638a5b1144c74fc0e245c7494b13cfc","id":2151718,"kind":"listing","method":"sync.erc8004/1","observed_us":1793628550571245,"prev":2151222,"subject":"erc8004:5042:101466","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. 0x69e5be09ad4db3d99a330b97a7fc8ee7e157c6e913fb80b7df251d6c532fb710
2. 0x20455cc6a7de167d084fa3d1d104515544adcc7e99561cc2e379f63c643f6c33
3. 0x569faeda5946ebd32b7a2b2cad93aa544ce262c13c766990d9575d0080912010
4. 0x397bc314c453c237792928278f0d807da9f607bb65b7b919108c67bdbd3696b6
5. 0xd262c942d8b162eed2f6477c23f102a59e4c235892933b85b0d7f55ddc82f134
6. 0x4922a006bd732e0c513104025a95396940b286373f3593f4425a423a814a08b5
7. 0x37a1e32116cd68c59b2ffd8c3cb5cfc22af69cd8089e4c6805107d9fca1fee3b
8. 0x82cde7199bfaf80c3c5b40a542ca9e4c6ce3c550fc6748a53cdaeabcae6bc937
9. 0x9b698ca67ad9dae9b0b18644562bfbecfea20981c1ee0a2f258a9297c7a96786
10. 0x0cd4d6950b3b4f8037b3e681e0c38d80279171d7497049c5e4bc24472ae33fad
11. 0xf5db67c8d15270edfebc5e50c7948b9fa1b62e8882f03c3a6e7ca8b7c07c87c0
12. 0x4c6bfda049005dc169b297132e952f3d0d63a895211bdcf40f0eb667e2aabcdf
13. 0xefbd3ce8cc9536c9dc7555a61f73905cdeb76d020d347be26b68924fa6aacbfa
14. 0x197bc18a6b8126dd9b52133f001dca55646ad9292aafa98222498ec1746809a4
15. 0x2cdc73dde4ed839d7482b6b91833e64bef56c7626db8439f3bbdfcffd2ae32a3
16. 0x0e5696ae625571c52ddcd8dc09aa6c994b4ab38f2086df20d56f1f01c603e501
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af