Evidence row 2507974

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/KgYU3S"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4dcb1715-db70-49c4-a955-4b629d0009f9/.well-known/agent-card.json"
    ]
  ],
  "name": "Trassan",
  "owner_address": "0x389a8f69d70e7f4f8a310161a01989de1a40a302",
  "raw": {
    "agent_id": "151909",
    "agent_uri": "https://centralcity.ai/a/KgYU3S",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Trassan 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/KgYU3S",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Trassan",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4dcb1715-db70-49c4-a955-4b629d0009f9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/KgYU3S",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T02:37:17Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Trassan 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/KgYU3S"
}

What the leaf hashes

{"body":"2a69c9296436f437d2131d78d5b718d859b1d2fcf6866d59b4e19498423c95b6","id":2507974,"kind":"listing","method":"sync.erc8004/1","observed_us":1793673437078400,"prev":null,"subject":"erc8004:5042:151909","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. 0xc43b0df5a0dcf87a7d0553674d52ea4631fdaeb755d7150af42e667dc9b67d99
2. 0x940ac53f52b9faafa348d24b808888098f4c0bdad64ddede34e6002a8510dd57
3. 0xf90b7c0d2f9fa28eaf5e1c542674b4da0dd2e82cb8c6ef0cf68df2b2d338cfa1
4. 0x9f1580b98576d7c6c824852bd04997aadfde8279652044f378875cfd0b7fea53
5. 0x0b17656f5b9cdb78dff3483ac5e90855231612f9cb28f9790a7b7a96f161e598
6. 0x9edd389995e834ea88c0dd3e4ed8013825b12fe6cc8ea665e480590358590f41
7. 0x317ec1c10790b1d4810d36c9436a04ea9b2f29de3678366a6b013033d85fe75e
8. 0x74855080eb2adefef194c65d203101b8dc289739ff0682c4c8439967bab29ec0
9. 0x485720e1a5cb483b0f35c586485cf64e1c6609345b5b107ac70dc3a8e308fc78
10. 0x294e88993022be537969a9ddfb7e4c94cbca72a3d2ec948788d4a72dd7631c8b
11. 0x4a1d97b87a724313396403d7fe462dd3869bfa0892c9fde57cb0cd5d493fb2f1
12. 0xb55db932067eb00a0063e550fdfa33a75fb18b44d577a037aaa88df648769072
13. 0xea5662e345c3629b99f3561f2bce8ac753b4bed58f2a329698d8e798b051984f
14. 0x1d666a17ae41c2931b0c5276dc8bd8c2adf9827a61eb629d06ca3a33ee6a051a
15. 0xfeca812d56a4bb476433459149c92fcd8a270bdbf2bbbce1949fb4bf7848f5ed
16. 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7