Evidence row 2550532

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/IK31zf"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8068f165-b4af-4f2c-a0a6-490467e5e4b9/.well-known/agent-card.json"
    ]
  ],
  "name": "Tradino",
  "owner_address": "0xc216e4a21d11ea2428b2c56e82804b3b401fc82f",
  "raw": {
    "agent_id": "168408",
    "agent_uri": "https://centralcity.ai/a/IK31zf",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tradino 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/IK31zf",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tradino",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8068f165-b4af-4f2c-a0a6-490467e5e4b9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/IK31zf",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T07:55:31Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tradino 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/IK31zf"
}

What the leaf hashes

{"body":"f4b7beb814caddaa024e1146439106daa48f05086e750c3b37a9fdbc36b3aa34","id":2550532,"kind":"listing","method":"sync.erc8004/1","observed_us":1793692531545817,"prev":null,"subject":"erc8004:5042:168408","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. 0x9e4afc641a1ba2f72880253e332f072d70b476d7cd6e59f3191255ea0bd26c79
2. 0x4ba22e0ee8c443e37424daa57c353c3fd21064b0aa04de14c22c80bc95d75fe5
3. 0x4a4a970829c197a2dbf3d4a2c9edf4850fa6f423612b0ba97b6f0a18619db683
4. 0xc2bc8c9e823e14047683a7763d06c36f9541e59b8b9005ad56ac0f14114b38a8
5. 0xbd302fb56b214f0e9bc2ccc4d839b9baa7c9f729b292ea73725bb3d94120b02a
6. 0xdd2188adb8feefd130893907381c2b5a8daee3d88b2cffcabff4f848d1892649
7. 0x3ae333a02cef5b57ca8a41e4b4dfddefa85fbd113d73a0bc2ca4b19bf066bd5d
8. 0xee055a4cfde6847ade9710d5420e80df571adb0374e85ec2ec0d0ba06c82f1ba
9. 0x31448d83627ae0065c48234db4486d3086786df4afd20cee7403dec71057841e
10. 0xc5255bfe5db41a6263a74b532d212652d49608c26360fb2af9ba020772fa81fd
11. 0x7474a4a3947592114c9450453beafd2bf523d829d246b56c2b7589891485a76f
12. 0xe4cec4dfef92b38f34fc3e682f8bd892c0d4f2cdef1fef3f73805539ca9c0649
13. 0x8070cbe0685f508360b5b1120601afa35a96b721c6cad8ddc83334fbabead425
14. 0xe49428eac50d81f1f7650588e082bd418a927c143f69fb66decc0ace1ad681d0
15. 0xc8c3351be4f517ca5732d6f5ee3d1d64170b8e4410d31b9c614949031fbc07a0
16. 0xdbc1c0882584cff2eba84dcd18af41b5fd070127c962a21b00db1ec3e352cc94
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7