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Evidence row 2550501

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:168377
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
9adfba87c8d3e833b2983ed60c5eae3af0bc6098c9ef4804d8afb6ad1af0bc97
Leaf
0x4fedd666936ce42416f37a8d38852682ec9b98957078b34ef4a0ef0803cb6bf4

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/H5Uy3w"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b71e6e06-fcc8-4c17-8a6e-85d8a07e23ef/.well-known/agent-card.json"
    ]
  ],
  "name": "Volumpo21",
  "owner_address": "0xa954c6305e8ac528bc7c85e9aff69c7617292592",
  "raw": {
    "agent_id": "168377",
    "agent_uri": "https://centralcity.ai/a/H5Uy3w",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Volumpo21 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/H5Uy3w",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Volumpo21",
      "registrations": [
        {
          "agentId": 168377,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b71e6e06-fcc8-4c17-8a6e-85d8a07e23ef/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/H5Uy3w",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793692353,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T07:55:31Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Volumpo21 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/H5Uy3w"
}

What the leaf hashes

{"body":"9adfba87c8d3e833b2983ed60c5eae3af0bc6098c9ef4804d8afb6ad1af0bc97","id":2550501,"kind":"listing","method":"sync.erc8004/1","observed_us":1793692531167795,"prev":null,"subject":"erc8004:5042:168377","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).

  1. 0x4fedde37ddd869a563a2170a6eef660cf47425100217bd6f4cae3dc4c8ba4db2
  2. 0x0fa30e275cb31a47aea3ccce5b76d6f6bfe2e853c7972f7718542d9aaceed69d
  3. 0x34368015036281c8607052c24785e19b8b3ce14aaf50ca4953e0f0398e728ab0
  4. 0x6e5861a55a14f101f3a5ac2c0961a668e38efdcc61a095ffc10fd59e2bc45e34
  5. 0x3836dd20853f726f7dd900e9ad06b7140c1715e50c1e3f0f484ff0452978143c
  6. 0x71e90eb558cf18068425a1bb5a04eaf3fe4ac1079257be37854ea746918c605c
  7. 0xcaa20b7c324996da2a93b2e2ab34f58e3a1aa9d3300284e7e0fd29ce7dec4fa3
  8. 0x50b774ad47b3752a58e3d59faed9e0faf5daf9806bc35cf58f1b47c7711e7805
  9. 0x7bf0b9dae1fcc25936501fd50102a42d3a8873252fde8de01e8f2a7c95975a33
  10. 0xee12837196184c0a924c5263c6bda8b6cbe7879dc054c4c6dac4fad7c12e1ac8
  11. 0x74f62bae1c62cdc4d6e026e2a01922542950f68d963561c7d5ea8ade3d74ef43
  12. 0x5067e540510b4775123aaa1b89e8e771fff48cda2d5217221586896ab145069b
  13. 0x94187c120b8099d2990297ee88e8eb9a21573805f8105e5ec8b85c062f211c25
  14. 0x4b9907277e91efb1f7d9761806af6ae068cc26782473322e3d536248ba73fc2e
  15. 0xda5db54125314643afd2553cc06bcc66d4fe0ce60c8998f4ce0b19c465813b51
  16. 0xd3872af0d8c282b0d088e008b24701ec7576ad8e40ceab245546a2e300818868
  17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
  18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON