addrbookFor publishers
← The evidence ledger

Evidence row 1770730

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:6863
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
51d8bafdad954c7edc02780963e3f15987ae3c04c4d60b789ffa7df01de33818
Leaf
0xcb3289ae850e088a3d3a8bdef81ab1f9d19eae636c4637778f7b09edfa6aa885

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/1JEmf7"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d7f2c718-8046-470a-b117-debdef164ed8/.well-known/agent-card.json"
    ]
  ],
  "name": "Kremon",
  "owner_address": "0x1fe5d9c64bb6d182111995daec0f3f52a23151bc",
  "raw": {
    "agent_id": "6863",
    "agent_uri": "https://centralcity.ai/a/1JEmf7",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kremon 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/1JEmf7",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kremon",
      "registrations": [
        {
          "agentId": 6863,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d7f2c718-8046-470a-b117-debdef164ed8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/1JEmf7",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793546288,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T15:20:57Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kremon 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/1JEmf7"
}

What the leaf hashes

{"body":"51d8bafdad954c7edc02780963e3f15987ae3c04c4d60b789ffa7df01de33818","id":1770730,"kind":"listing","method":"sync.erc8004/1","observed_us":1793546457162687,"prev":null,"subject":"erc8004:5042:6863","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (302406 rows).

  1. 0xcb32a8a1033a16dc7dcddec9f50d6f5d593c331c6edef99e22083c7c13d881ab
  2. 0xa43d4b0ecdf91971e55aff0f22a86190862f847fa022bb9acc4fc962fd67c5f5
  3. 0xe8048e19cceef71e8cbf8725fec98854465f844987d9019152e78bfe60f31542
  4. 0xd6d1ee5ca0513b0c7453c81b7ee183055bb3bed81a5c3f2ab6853ce2478dde8a
  5. 0x3ce9646f4d318f58404b84814f2aae6d4007b95ed3dd9304c1592ed876782282
  6. 0x67ae1b7ec818800dcd786faa0f95e367b6d8786dfdbd2cdadd07dd275ee2f706
  7. 0x72efa5362fe0a52a7eb76a50e9198eba76bd3596597bbb90ef8b5afc66d89fab
  8. 0x28a4369acc53d8d7cba2c33c4314326083ff2d55f17226f0d6f657df945dc912
  9. 0x0f8c734f4b89207409ed41c8fa03772e558cd14f23a6ccabf54e17d1e1739b41
  10. 0x450748b0dde7bd721b3f454f83a7a510dd48689ae8aee58992bcd67f297aab47
  11. 0xc37883bc769e76b1129d69153c55d3f8ea189bcd9d2474802d380741cdd3683e
  12. 0xa4174a938ff14fbd5be6812124d70824fe3c737bbd8c1aa81347432c5fd52dc0
  13. 0x24635ce9cb998a7f0315d48529c53cf1d5cad881b86cddade3f316f35faa0416
  14. 0xc837737eae003d6217621fce98752787bb2b4be80aad499398bcd6fa49bd6996
  15. 0x537331ef190eaefb4419f2a4558b952aaf9435d759df0b0c118b7df609ec1687
  16. 0xfc183bee85dc11a067fb710c6eb88824b94a516ddbdf2717b839e672a2206a7e
  17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
  18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
  19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
Day root
0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
Chained
0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
Published
On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90

How to check it · This row as JSON