Evidence row 2591415

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/V8g73J"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/44e9cedb-bafb-448c-ac51-34f5dc401eb4/.well-known/agent-card.json"
    ]
  ],
  "name": "Nostandet",
  "owner_address": "0xec97aa354d3ccaa9c6326deb0b15e188d820d3a3",
  "raw": {
    "agent_id": "186557",
    "agent_uri": "https://centralcity.ai/a/V8g73J",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nostandet 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/V8g73J",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nostandet",
      "registrations": [
        {
          "agentId": 186557,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/44e9cedb-bafb-448c-ac51-34f5dc401eb4/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/V8g73J",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793714032,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T13:56:42Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nostandet 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/V8g73J"
}

What the leaf hashes

{"body":"f009f5895160ebde1aa0b72249b46049c84281a21b3b88205a1a545e934319f2","id":2591415,"kind":"listing","method":"sync.erc8004/1","observed_us":1793714202837625,"prev":null,"subject":"erc8004:5042:186557","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xa282ba2ccd6ffcd1bb76b70e8abd5f2fbddde9f1006163ffae161926c5128a94
2. 0xd50dcdac68bb767c20903b8753e97146656bad112289f3ad5864ce66aee49a8e
3. 0x25433518a94d1ecff56466e1ec3daf19b9fb17c00ac0c8abebbf91903f8c6660
4. 0x1f329036038264d81575fe7c23020d4ab05b7a520345220f0294ff443c146634
5. 0x8e0dd5a16ff43e6f253891a95e2825cea6c67638469509b578f0b1f39998c002
6. 0x04e68761bbd70f134ca0febaefceb054bdecb43a1fb15c4d33fff9127e95da94
7. 0xa4bc744dc2c0b4e5138fbc1bc4ebefc1b924080bad24b2584239ee2a53976222
8. 0x1e48a9192d45be67498db072406fa221b8bd501a40313f6011fd2f45db2416e4
9. 0xb94a61da6c8a9356dc00c333aa3a62f32ff0654e599b8a56196ce6cf0538535a
10. 0x013b89ec1e2ce4aaa79ba3e8234b84b6a39439b4c6cf01f18397ed305604e6ae
11. 0xa069bb6f94e5f0566bb68e99e3e4329fcd48a1888cfad8fe127cd6c74c2fcc86
12. 0x18e26c9ce6560a8dfdfac2a5585b2cf9df1ce96dc143db164f777c4bb4b3de47
13. 0xf28d67782c92bef914bcbfba8a09fe25600ef28046c4bb2c25d01c0f921a6c77
14. 0xe49428eac50d81f1f7650588e082bd418a927c143f69fb66decc0ace1ad681d0
15. 0xc8c3351be4f517ca5732d6f5ee3d1d64170b8e4410d31b9c614949031fbc07a0
16. 0xdbc1c0882584cff2eba84dcd18af41b5fd070127c962a21b00db1ec3e352cc94
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7