addrbookFor publishers
← The evidence ledger

Evidence row 2297637

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:140429
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
6387a8b2435e8b58c503834456673f3d47f4c3ebb7d9e4bd678098de045d2f37
Leaf
0x0fcd8b9cc3c59392eee754422fd3ddc10d4ca76a30cf04f86870ca38c1606b87

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/biCgbn"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/438b73b1-9712-413b-aaac-a248526d113b/.well-known/agent-card.json"
    ]
  ],
  "name": "Klonsano4",
  "owner_address": "0x7b093d52f26fc8863ebf0462a185baff33302040",
  "raw": {
    "agent_id": "140429",
    "agent_uri": "https://centralcity.ai/a/biCgbn",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Klonsano4 is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/biCgbn",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Klonsano4",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/438b73b1-9712-413b-aaac-a248526d113b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/biCgbn",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T23:05:43Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Klonsano4 is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/biCgbn"
}

What the leaf hashes

{"body":"6387a8b2435e8b58c503834456673f3d47f4c3ebb7d9e4bd678098de045d2f37","id":2297637,"kind":"listing","method":"sync.erc8004/1","observed_us":1793660743768880,"prev":null,"subject":"erc8004:5042:140429","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).

  1. 0x0fcd803d034d1f4f4e4c0afe1b47a9acf624ca0429f90535a7ab0b99e58e43ba
  2. 0xb03cad78b9473d0948eed72bca40755e4bce89795a90a31111c5383a1581889c
  3. 0x77526504a7ac6d00cd477982b740544ad4d9b4640b5be7df5b8bb6cc0c8e3789
  4. 0x09e24a55aa2b194c0e3094e37894a4e1359d39c50fa6f78c648093a331d61599
  5. 0xaf69a68c03fbe38d8114ce7ac26b2905eee20da94b39dfba77c6d4be04c6292f
  6. 0x03d23bba07c82ad07c9256066b87ca6a7e8f3c3ce56fee084a0319463dd58228
  7. 0xd22fea4758b1f5c697c9ff1c9fbc1ca016aa0afcb9e724a5fa9a044246cc3a32
  8. 0xc91084fa33c7d26db13cce7f976deeee9650199727e6bf9d989dadad9d1963d1
  9. 0xc04924b6cbda7b5fe2ea78f0716dc8973ed57e761a145f87f455cfba4b0a2fa7
  10. 0x8381fbb4eeae9294836900250afc6571b1212fc3e0bf451daa394bc0fad12b2a
  11. 0xef7191495c7f29d5ce00dd16adb078f6e44dfc2fc5e29ef3012e849c3389ea58
  12. 0x37c4ce84bc1fbced66397add5bebabce40461398a546a037487c5eeb7879648d
  13. 0xaed8243a14c659d2324c6748095467bfaec6927f1294091015e04180dda07dd7
  14. 0x9914dfe331775bd1714304f757d2b6b43ba45167245d645ce50f54a3d8617c4d
  15. 0xd82979c12a2aae44121bb6058b3364b3a3cbc9be411e35ab0208df5ed56f65d4
  16. 0x7cb861d18f06406535ade133f716d897f27d257cf0121f99d94c78c713c4b54d
  17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
  18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
  19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
Day root
0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
Chained
0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
Published
On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af

How to check it · This row as JSON