Evidence row 2508477

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/UwHI94"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4c796175-0228-494d-8b6a-37aeb7d5c3da/.well-known/agent-card.json"
    ]
  ],
  "name": "Tazan",
  "owner_address": "0xa01463a4026594d7ad0d5d3b89a18b13444487f7",
  "raw": {
    "agent_id": "151967",
    "agent_uri": "https://centralcity.ai/a/UwHI94",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tazan 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/UwHI94",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tazan",
      "registrations": [
        {
          "agentId": 151967,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4c796175-0228-494d-8b6a-37aeb7d5c3da/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/UwHI94",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793673586,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T02:42:56Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tazan 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/UwHI94"
}

What the leaf hashes

{"body":"db3ab75a7661da415352ace53fd1b91b64081e4d324ff48196debde3cfb74490","id":2508477,"kind":"listing","method":"sync.erc8004/1","observed_us":1793673776391124,"prev":2508032,"subject":"erc8004:5042:151967","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. 0x4615755fcbfda04a738a00e9678da401ec9e0858e99877219937e7304ec49dd5
2. 0x0487cdc7253bced642052b0aeed9b7ddfed34930d1ab785b5f7053205ec8db74
3. 0xe297e8805294461b8466008a72dcb062afe93eb67e7766b0aa79f7ca3987b913
4. 0x6166cfbb71702ab6b548da7e69bcbafbaf8228f4b5ed56172acd10b05da3c424
5. 0xc5d7dedd4f054f6665da42314c9c9540018313f8de7de47247e22bd56dd954c3
6. 0x28d60f36d84eecabf8e2a4f4ab84a4829582d8ee10d7a47ffe7c98ae83c25f64
7. 0x5a8d6c78e89c48a23a53c669bb302dff99b853fa2798272ca56fcf61344aafd4
8. 0xdb1e94211b5a14869e4fa779497254712a6168374005a975c976ebe12b83c291
9. 0x643239a6bb76aafb4f1c6707240574857fb5310b7915bbe725c6490dcf6071d6
10. 0xe5300d88293076e16b215969cabe8ea9501e11b7dd3249450adb431c46712896
11. 0x3ca2a81f82565a63efc2164fe9635e81618d143df929cd65d52e95e1a59c3010
12. 0xe55566f2b7e45bb116b387d6f5556331a34ace81b106c287573b4bfa6cab1a72
13. 0x54c9072d283118fea94c9d38b8bd9055a74100c2f0d9bc8f677719bb2b7bc56e
14. 0xc46a5ce352649d53ab9bec3f87fd24e34046a987433894bf1e8165e57badee79
15. 0xd106fbd3b5dac57c72dd4fc8931f69b38fd5a542627e63d015b63dadf2188a2f
16. 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7