Evidence row 2193371

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/vpDADu"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/97dfb0d6-c8e7-46cf-82a5-6816fd33aee7/.well-known/agent-card.json"
    ]
  ],
  "name": "Nusan",
  "owner_address": "0xc972bcce3d93e8abe68d2404567b70bd97e7f27a",
  "raw": {
    "agent_id": "122357",
    "agent_uri": "https://centralcity.ai/a/vpDADu",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nusan 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/vpDADu",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nusan",
      "registrations": [
        {
          "agentId": 122357,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/97dfb0d6-c8e7-46cf-82a5-6816fd33aee7/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/vpDADu",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793644910,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T18:42:57Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nusan 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/vpDADu"
}

What the leaf hashes

{"body":"72be3c83d8e10432b94e59d8f29cf3ca6b502260f18c6d66e6a3e97b76406c50","id":2193371,"kind":"listing","method":"sync.erc8004/1","observed_us":1793644977226475,"prev":2192966,"subject":"erc8004:5042:122357","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. 0x785f5d2d1f1a44252caf680729a78ecfd784bb1ea4ff23a7621c7528bd4e4648
2. 0x92ad32ff6910c33abab91e6d2b83ecaa67547f145c6795ae2a6e617bf4c42af6
3. 0x059d753754d984e170260f771ccb886d916e3d23fea65e43328bdaa0c76247ac
4. 0x78838bc853a54c5c7255aa70fd79b38aca7d8bd94eb690c479af0c7fdfaf1cfe
5. 0x56af238fa8a3ae8b69e5e52a9007d3d3fc83367d4cf10b828a5b69af9246de96
6. 0xc2d1be7ff17d0ad47413882cd9b8af8d56cb43d91f11ab9a117623278e4f735f
7. 0x87df8fa139e55f0ba5a8c92ca5fb4da9842376dbd05c9daebbe6b22e75acb286
8. 0x6871eca678f55f26e6aee4690cc1a15d07909a0a7acfd08016b8f72e465721c4
9. 0xb11ac237c030442f7c45455741331f330ad16f9d2302373e2a58fa1bfc318ed0
10. 0x9feda2e6e55b73e4d221bb7997ad54e9cdc569e9f0fa504587aef26061de2667
11. 0x2f7145aa4c4586f7e87ee7c69e62058d78804cbf6443b01273b4f902d3df5138
12. 0x6a5525c1d945ed75b00811393657c28cf06b7a9f2c841743bc74d1568a7e6799
13. 0x6b3fe16d0ef17e7fec65e784ea66cb7142a8765f3978756ef310ba9d8f928afc
14. 0xe387a7d610f91d4dc112f2dbdf7ae32c4555f5da4c25c1a9a1310d0b74e80bbf
15. 0x60dd7fd8117cbf3b80707f722623736c8c2b5b56277e8e78c9f81ef2dab8deab
16. 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af