addrbookFor publishers
← The evidence ledger

Evidence row 2574435

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:180671
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
510a6ac7253205751bae499cfee3c94584442e1da1de35da367a1a07e6ef7c9b
Leaf
0xc8293e8d8418696e7e620ca96fb4fcb1e9990af7b74fe479b92718b6f4b7f6e2

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/spa9O9"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/720e0252-1d45-4ddd-a6f2-7510479a3f95/.well-known/agent-card.json"
    ]
  ],
  "name": "Brota",
  "owner_address": "0x87a9ac3e15db8d06b466e7fa8130a68cc083e32f",
  "raw": {
    "agent_id": "180671",
    "agent_uri": "https://centralcity.ai/a/spa9O9",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brota 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/spa9O9",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brota",
      "registrations": [
        {
          "agentId": 180671,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/720e0252-1d45-4ddd-a6f2-7510479a3f95/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/spa9O9",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793706819,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T11:57:24Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brota 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/spa9O9"
}

What the leaf hashes

{"body":"510a6ac7253205751bae499cfee3c94584442e1da1de35da367a1a07e6ef7c9b","id":2574435,"kind":"listing","method":"sync.erc8004/1","observed_us":1793707044074071,"prev":null,"subject":"erc8004:5042:180671","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. 0xc82938715b89531ed0035b0cff967d3767688d9f0c3f4de740a1bffbd0620ccb
  2. 0x4e6429625b9016565f5b2a512fbb78135b193894226f6db2f4429ff071481e75
  3. 0x3afa29fef9235fa969b26cd50d4a79dd880192a834f84926bd464fbff5524aaf
  4. 0xba6ec2a18ce82c29bee46f3e8570650e62d207b41530de8d7cec65d3d06a5cf5
  5. 0xa6333436e21a3d447b115cc9859cb670d1291e8c29c6e933dd45dd616447cdc9
  6. 0x32eaf7c9d6bc3e388956a79966fff1cdfcee4fc5c10be3eef4214a44dc84ba3e
  7. 0xc9f81535517af42b014a3da405b1d7b1ced5475b6810583373878b252fa806f4
  8. 0xbe41eab715def16b0af90b707ed7eb6d0b475469601397f4b7fa6b908323f54c
  9. 0x82b8ff4e1d95ffb8222f3141787c1a7ea958e89e181d3dfae73fda211300743a
  10. 0xe6ee485f5bc27a827917156f84f611657e4f0798f2aa70db2da8559ffd092b4a
  11. 0xa7680a2300aa7f406fc3501cd284ff15f0bd9775dd2ab207321a9feb1cf49b8a
  12. 0x16dd40045e8f0cab53aa8d3c2d131ce041b4b36e5efa3f4a730eb95415d4754f
  13. 0xe7d1bc5a19c72da3374cf6c5d9af49dad33e112742ba8c06c04d858a1df1fc15
  14. 0xad3757a4386398bde7b5dfd7d1ed0d8391a8487b9cbded422b75d61d77ec3baf
  15. 0x20b1beb78a0f066bfa1ffbab05695dfb2940fd2df005cdcab3ae2e82d26c01a9
  16. 0x59b3a6fae1c920f45b1445649e93c8c7d68f3f69789b0df88522cdb15a28590b
  17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
  18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
  19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON