Evidence row 2575371

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/4cXfdg"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/281f3063-a364-46d0-b11d-00810d3bbfaa/.well-known/agent-card.json"
    ]
  ],
  "name": "Grekon",
  "owner_address": "0x966afbd7b401e633fa8b3cb171ea2a18857bc658",
  "raw": {
    "agent_id": "181015",
    "agent_uri": "https://centralcity.ai/a/4cXfdg",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grekon 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/4cXfdg",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grekon",
      "registrations": [
        {
          "agentId": 181015,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/281f3063-a364-46d0-b11d-00810d3bbfaa/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/4cXfdg",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793707308,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T12:03:07Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grekon 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/4cXfdg"
}

What the leaf hashes

{"body":"a1fd11425f732f4144ec0d25059fca6252c41aa5e90763c4b418724fd8be0975","id":2575371,"kind":"listing","method":"sync.erc8004/1","observed_us":1793707387366228,"prev":null,"subject":"erc8004:5042:181015","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. 0xa186b03bc7e2afe16a4ce62b3d94a7259082e0144893f2e6c46208b9090f48c4
2. 0xf666c56347b7326af648c7866e0f9a4bb0c3367c5a1eb0b9cc29bb456e57e3e6
3. 0xc66d62c323686e0edfbb23ac4fb913355f3489348e9f2367dcc2dc2d0441df93
4. 0x7824b6c7ac0d670bd3b42e10b378ac95607e5c8a8b826da8424d54833eaed28b
5. 0x2664176b23eb8ef562f093d0daab51f1cfbc54a9f42c5c5517631429f8f81343
6. 0x663cbf421080190eea2c192f41233b02a8020786b8df66d9c0be35ee447c22f5
7. 0x848b63517ffcb5cda5ad12279f0c8bdf802faffb82607b2b52cce815c99369ed
8. 0x411dc4a6c291e4e4f34574ccbe0e29ea9fb57b5f846f3f1e9fc5f0ce065a4018
9. 0xbdbaf2f724b1d44dd6ff9cdb3a99e999e824463ea81ab692a0b3ecf790762d4c
10. 0xe3f73f3356f954eeb604e90dae4efa03b3e99b6839ee29fec596de41489b5988
11. 0x884fa324581635a2617000c23a743e16a78e22466f232c176d1e2501abceda4d
12. 0x528056a6e5b3285f885b64f1c889c2e09c3436787f2e98991fdee22ac445a74f
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