addrbookFor publishers
← The evidence ledger

Evidence row 3046201

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:273107
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
292a71ebe64f8eb88748d9a1c076c7a1eb9bc70b9cc810fc07f52096c9a256c6
Leaf
0x1e5ea69360ca6e861220d164ef08a1db9eb5e53bb86f79b42c64c390b3be1ef4

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/vuHVas"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8d13ba97-072e-48d6-91ba-28325ccd60cf/.well-known/agent-card.json"
    ]
  ],
  "name": "Tuvano",
  "owner_address": "0x5fb6483b2cdd43ad447ee1c3d6a6fb7dc2a2ee99",
  "raw": {
    "agent_id": "273107",
    "agent_uri": "https://centralcity.ai/a/vuHVas",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tuvano 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/vuHVas",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tuvano",
      "registrations": [
        {
          "agentId": 273107,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8d13ba97-072e-48d6-91ba-28325ccd60cf/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/vuHVas",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793816170,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T18:21:39Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tuvano 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/vuHVas"
}

What the leaf hashes

{"body":"292a71ebe64f8eb88748d9a1c076c7a1eb9bc70b9cc810fc07f52096c9a256c6","id":3046201,"kind":"listing","method":"sync.erc8004/1","observed_us":1793816499227211,"prev":null,"subject":"erc8004:5042:273107","subject_kind":"source_record"}

Proof

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

  1. 0x1e5ed25c9d506d0ed3c7b07ceeb4220743add413e5abc160feeac973d67e35f1
  2. 0x9170ddb73049ceaa0fee30095b3598cb998cf7da68b6ee2d7320b7ba7b7ebfac
  3. 0x14023cf5c1bdc47cc15724acb944b45730ae12a0358305eb69cc858da90cddf1
  4. 0xeb3d59ef1873f2d2a190cc147efcb67bc54fa5fffb0d54e9d57c57aeb37bec66
  5. 0xdc86f0d6762d6d8947ed1de1f6a5ad21fff52ac7942b010153c8879bafdd8256
  6. 0x41a3c58ea8568d6562ba3d23112cd4eaf38a8c52ba4445ab77fec59d2a345311
  7. 0x14432c67c3fde6628f47fe9c0682933cf677be0b6dacf8687d48d6a1d726325e
  8. 0xee57fc1077a95d91b0363f23f0134a6de3c9d74eeac3acd8e6c5a52143f03961
  9. 0x0003af1190db0379bb79c3dd05f7a2dab46dfaf9ccdc46a862de8097be15d721
  10. 0xa4fd462f6028affd822cc5690e27203ab82944a2651be8d8dacafc0221dad82a
  11. 0xb4bd60a513c4e3de198731a685a53096699aa11f999dcb74480807acf141e0e6
  12. 0xf44b495db3a5e3a3fb7bc4a19b2c936acf4aa4d86200b2267d086e8f845d96f0
  13. 0xf39ad38791749ae94d8b43d93155884153da2ed6d8af13f22de90795709b34f0
  14. 0xd5576f8b7b71ad8f963970f922fc9f5477ebb72a69425e5f0eceef6203a7981b
  15. 0x4abf06392be817fed1d4142854589c0ecb4a0254010bceee86244cf6d2d411f3
  16. 0xa9c5ec1f03532da98f64c2c9386083d4c5202ff37eb07bd4beb6b8db6e4b8c1e
  17. 0x01c26569ec8e231551522ab452fd5d417c3d66f29c7c76886a8ec295a18dd624
  18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
  19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5
Day root
0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
Chained
0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
Published
On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345

How to check it · This row as JSON