Evidence row 3012195

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/YHD7Vl"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/41ddb6c6-c371-42fc-810e-e433f6c97793/.well-known/agent-card.json"
    ]
  ],
  "name": "Trauban",
  "owner_address": "0x8e6280041495cdbd7bec6352f45b70059264480a",
  "raw": {
    "agent_id": "250937",
    "agent_uri": "https://centralcity.ai/a/YHD7Vl",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Trauban 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/YHD7Vl",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Trauban",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/41ddb6c6-c371-42fc-810e-e433f6c97793/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/YHD7Vl",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T13:48:33Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Trauban 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/YHD7Vl"
}

What the leaf hashes

{"body":"0cb98fdcf246eeff7347c067271057aa4f5bb0a33b51b869d968d1120617d2cf","id":3012195,"kind":"listing","method":"sync.erc8004/1","observed_us":1793800113667105,"prev":null,"subject":"erc8004:5042:250937","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x45130c39c880a9d8a74414f4a9eda8e382dcef17a4ce2495e1d62d611d2379b6
2. 0xfaccac92f996a8ba34f2bd11a2b17038a2df55e9b5544d98e0cdb13c79e82e10
3. 0x1f41aac775d28234f586ea21953b783364b3f7f739f2706bf135a841c8facfc0
4. 0x5f8a9829312575db1ba004c6a00b8db7c8d0ae86124c75072f92d8397c6aeec1
5. 0x727d2ae26bb19a85e79e57244ee34cc0ca04d17434a6a31a3120262236853bd0
6. 0x666943ccbd417703cd7baac941c070acdc8951fb8f86d77ff4dad0dc1bdd3df3
7. 0x3906ac47937e62c5c6aab218653beed7812a6dad211db41f2b5b6030791b8a40
8. 0x3031df9657e7a782c0c15eedaa1ae9f9163f9fdf367d06cfdc9ec5594dda1f8b
9. 0xded8983c460be62d2c7dd04ecf5d9981650bb493bf84fab965f6ac9f4190c7a9
10. 0xd3ffcac139b33d95012f2d6fb5201dbf82bd9eae32b0830bbbdd9a2edfe31fe1
11. 0x5427053cec44259ad7d57630aeeb2f056f8cc85d9206f0e7c8f907c24cbe7d3a
12. 0x09f3004fd8ed24591cb612d6fc1adbdd23d44a46f8dd3e5b2bce6438fdc6f3f5
13. 0x9d313acc513bf50fad94a2f2250bf508d11d7a363a2c544528e2fc4ce0dfcbbf
14. 0x3775ac98947ea3444f8e9066b97ed6d5e0ed4bfd990afc8683a340b7b187697f
15. 0x0e7da910ed6633cc83110a62e4cfaf050cec994a935be0ff6262890125f0d2d8
16. 0xc8267b28cec4406122f99bfc9732f9bb7e0af530b05633084110c1bdbc4a7cd5
17. 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345