Evidence row 2552331

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/lOEFiJ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e4ffa1b2-c7d2-45eb-8264-8c3a0e70217a/.well-known/agent-card.json"
    ]
  ],
  "name": "Kazan",
  "owner_address": "0xf45552145bfe170b8ca4746f2a4456c31ca840c9",
  "raw": {
    "agent_id": "169194",
    "agent_uri": "https://centralcity.ai/a/lOEFiJ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kazan 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/lOEFiJ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kazan",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e4ffa1b2-c7d2-45eb-8264-8c3a0e70217a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/lOEFiJ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:12:28Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kazan 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/lOEFiJ"
}

What the leaf hashes

{"body":"bbbf2075f65e5434372d3c634a76a02111a930745d740054ebce939b9cdae6c1","id":2552331,"kind":"listing","method":"sync.erc8004/1","observed_us":1793693548956770,"prev":null,"subject":"erc8004:5042:169194","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. 0xad2862ab54c73321094da3226049b1e3bf3081d9a1fd0172ef992c0876d34242
2. 0x51cff4954d7742a9aea7900233f0977445659b6bb664f2e8f5184a4250ea340f
3. 0x340ae2c84470c490b96b86d8562b6ef898e00b07257ba4d3686f957cf39817ab
4. 0xf97aeebe84bce1ba7bb86d8c0c56bf1aac1dd6c7a709979aa5c07cbb09cdc270
5. 0xd26c6eaa5276a902f92af717dd3d820bc70194c2fea68973a5eead870d530dc0
6. 0x9a0182aec475527e731f5813182b57cad780854076c28859506c58680893bffb
7. 0xdfef18d68f85e9914b48db7c1fcfa8fc5b26f3684ab3b2f753c59dbd1249e00b
8. 0x40e6d9874a3a2e463c070037f3c59c897b4de168c73e722cea2899c38968b49b
9. 0xaea51802f9f2962c53f2f8d61d4c871d559972524e165f6a34c6d40a2c370862
10. 0x8f8e0ae22413b055249605c1513cf6a745d99bb0dc587b0cef8e452a7326eb3b
11. 0x86d26e4c4762ca402e729a70d6ece667505867ca5d8687c19b7addfd537becaa
12. 0xf7173671a7b11cbb3195ead076ffb9c5bc20e919f6e94869c79a4833d639ee94
13. 0x2fa7ae547fe2821a8a9486286acf00c71cf2a484341c8e82886e07422fc0861e
14. 0x11934b37b54663f98169a4c48cc2b0a60fa4a3c4018d1ce3e508ac01ae614249
15. 0xa538822e863ef8366c4eb66bf75faf8a639aa1f066f65f7444fa54d54d48ec53
16. 0xdbc1c0882584cff2eba84dcd18af41b5fd070127c962a21b00db1ec3e352cc94
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7