addrbookFor publishers
← The evidence ledger

Evidence row 1821895

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:23704
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
82593e35c33189c5caf608e50297817d6c966436998d4e382669f8cfb707df0a
Leaf
0xab8fd355e017089048c002c906828c69ae32c75b47c8a9ce079d80263a28637d

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/jy1MUS"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ed4894dd-0421-4bc3-b885-27572feaf307/.well-known/agent-card.json"
    ]
  ],
  "name": "Kleinel",
  "owner_address": "0xabd365fc9a6d90a693499fe37fdb5c81cd1ce7b0",
  "raw": {
    "agent_id": "23704",
    "agent_uri": "https://centralcity.ai/a/jy1MUS",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kleinel 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/jy1MUS",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kleinel",
      "registrations": [
        {
          "agentId": 23704,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ed4894dd-0421-4bc3-b885-27572feaf307/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/jy1MUS",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793564312,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:24:02Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kleinel 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/jy1MUS"
}

What the leaf hashes

{"body":"82593e35c33189c5caf608e50297817d6c966436998d4e382669f8cfb707df0a","id":1821895,"kind":"listing","method":"sync.erc8004/1","observed_us":1793564642190992,"prev":null,"subject":"erc8004:5042:23704","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. 0xab8fb000df1477df2945d2fbc155cfb99b4b58b42dfa6b3eb96c7965a1ff3ded
  2. 0x661416291e61feb53c1f36dd2b42c13ac721a30dc5885492a7d8382d1c92e3fc
  3. 0xef2749525ed80cc84e6e2b635966e7f34787516dc5a4d935a3b7e043d1ee3b64
  4. 0x85821182330f7f393c294833203792cdb041ab905bf669a09b96a2380d153422
  5. 0x730f1b5eb62e75eb580aa6aae10bc8f4b23ae0f9c27d00f1efc7fa5e74d8d73b
  6. 0x36d41caec3cf6bfb88002c94cca0e4b75494d8be70f7acd7b14fefe41324cfcc
  7. 0x788390246fef436adf3a983818e8475b81e32046291454c6802bb480dd14bb3a
  8. 0x87a4d1d8a22de216b77b522f11c85956f079c94009781dfe9aafd17151c0e781
  9. 0x70bff9ff308a08452ea3e3b4f07e4be948af28e56aa89f031c879f38d7da0405
  10. 0xacfe78097638c12bafa109a29390f622d08578b7ca80ebcdf23777d89c6c2511
  11. 0x697019d1c3e6ab4f398041f399d197ced130a05f375ecc8585ae399d3709358a
  12. 0xb7fc0cf2f5c4e15e4599519551d86a3a524bea0de3410a142784d69fa5cca3c4
  13. 0xfd5f1d6a59b2aba0ae7d4cc49eabef2c135da7aea5815cd4367f515be1396c24
  14. 0x110c6c21e77668de1becd70345e909cedabda185c5eca2a47425fab10ef478be
  15. 0xc88d127644e311620e3bcad9c976ab2c79963799278768230b1762de9b7cd724
  16. 0x8339aa87501c4d4f8b38a13e480a7c563957e09fb5711bed7cf189d6787f960d
  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