addrbookFor publishers
← The evidence ledger

Evidence row 1838469

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:33886
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
0dfaeffd634b43be190e1aac55d02a7dc1079420332b2eeb74dfcd92fdb5a154
Leaf
0x9cf65a2abbf14852d01452a981ad2d37e134853484b83ed842a4bf256215e3b4

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/07ssDt"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a93f04e8-a81a-4013-b863-b180b78800a9/.well-known/agent-card.json"
    ]
  ],
  "name": "Jovan",
  "owner_address": "0x8bd749e672d32385053456f468203d6138072774",
  "raw": {
    "agent_id": "33886",
    "agent_uri": "https://centralcity.ai/a/07ssDt",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Jovan 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/07ssDt",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Jovan",
      "registrations": [
        {
          "agentId": 33886,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a93f04e8-a81a-4013-b863-b180b78800a9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/07ssDt",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793572420,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T22:34:59Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Jovan 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/07ssDt"
}

What the leaf hashes

{"body":"0dfaeffd634b43be190e1aac55d02a7dc1079420332b2eeb74dfcd92fdb5a154","id":1838469,"kind":"listing","method":"sync.erc8004/1","observed_us":1793572499989417,"prev":null,"subject":"erc8004:5042:33886","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. 0x9cf643b7a1cfe509c949c5339fd0b06894ae5a2137d67494fe900458d66f0899
  2. 0x0bdb7ca6f1bb275725360af917ef9b6ae8aec509bbd44d65b41e2d53e190e5fa
  3. 0x62325f0f8435a890af0b9d2ff8a284d93f9ed440a6da06c255c4aacd9100c66b
  4. 0x8f5763f780c4038b0ccaa363e9b2674ac9e637ee3bc500aff3b3f942008e5f5f
  5. 0xda83964bb3b25990038f7f0adc6cd80c055674ab34d14af506243fe88c361ef7
  6. 0x9274cf0bf874461524a31e70dde503c6e6e1661efdedabc8156fce3324e6f7f9
  7. 0xa914fe25ccc3b5bade843db49c7807d5509c3e495cf3666eaf2eadf5525f9eb6
  8. 0x9dd75473994a93311cd68cbf5bc759e0b6b51047e00b56c7e22414fb0f61ca54
  9. 0xc048b9a9854a675ae2a021c27f09912730d4b63c40392addf80570c3bb512256
  10. 0x9cf4630681f558848cdae3efaeb7a343d6d8de75aeecb8b9c0ae4342f005e085
  11. 0x8424997a0dff8dc736ab11e5969e73bf332e93e2ad0267520aa2a789f02c6493
  12. 0x99dd0a58433972e10fe6af983aa9a9b7d20c9c1412e2e4ad199fb347a07d4476
  13. 0x1924cea6ca8d851dc6c770385cf3ddff5f03087e38b2b95faa540dab71151946
  14. 0x82d96787431d530f2599d2a77b24c7b5e6f2bf6720f7cd054b4dc0d4ba248628
  15. 0x4a900ec4cce00639b2e45adc5a7ba556793a171aadb927fa15d539147429570d
  16. 0xc2b1c84ef3531511a3d8d9db5ff9eeca2725a3782e7f9c4ac87fc0f1588349fa
  17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
  18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
  19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
Day root
0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
Chained
0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
Published
On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90

How to check it · This row as JSON