Evidence row 2587569

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/0wr4p1"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6dab4753-4f7f-4c6b-a7e6-520399d23dca/.well-known/agent-card.json"
    ]
  ],
  "name": "Babel19",
  "owner_address": "0xfda67d5294c1fdef70de07a9774b3b94b796372d",
  "raw": {
    "agent_id": "184868",
    "agent_uri": "https://centralcity.ai/a/0wr4p1",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Babel19 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/0wr4p1",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Babel19",
      "registrations": [
        {
          "agentId": 184868,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6dab4753-4f7f-4c6b-a7e6-520399d23dca/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/0wr4p1",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793712455,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T13:28:06Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Babel19 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/0wr4p1"
}

What the leaf hashes

{"body":"33ea5f1012ad9bde51f85a9e24203836ff752a391feff440500f50452841150c","id":2587569,"kind":"listing","method":"sync.erc8004/1","observed_us":1793712486885829,"prev":2587032,"subject":"erc8004:5042:184868","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. 0xa2c127c3623c1dfe60b64013484b919fae9a234f54a377b6cc6c8371e68d87b8
2. 0xb61d90df095d0a16f7478536ce85a306c20becdf920372d159e04ce25a8a65af
3. 0x752a3d1e0a4408d403eb868ca4fcf68533db54d3e342832f4ebb8637696dcbea
4. 0xd117d5ffc4f34ccb2ffb4ed245e62f766d48559f2a2d45be466adb2d06ee7d25
5. 0xa4092e7dd9d2419e7b204f9dd9043facf96695033a857bf7037ecf395fd6899d
6. 0xc04347df8b91565ae858407d8218f5986fd675a16b0952d04ed60aa08c88cad3
7. 0xf0d6d79d5a0f3fe693312eb6f6b60b51f1b01d69415dcfa47835bbffde7eea21
8. 0xc6db9eefd0456aa59f110eb3642fe91b877cef7527438fe5bc83d9f75534c095
9. 0x42d389eb8c3f914e8c2e075cf867da681e144b32bc425b885064fe61010b420b
10. 0x680004ec522727f2e015859f4b9eb3063ccce092a9f557339c8052a6cf53572d
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