addrbookFor publishers
← The evidence ledger

Evidence row 1831816

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:29712
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
96ba9dc2cf5d76e0c205c6ab4bc47748370cc79d12411061c6d5087a3845abe1
Leaf
0x02ff059da4787cb7ccb60a07844c939527160140ec6fb3273bb3bcc81cf4336b

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/oz3Rsk"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/38051b53-fbdc-4a2a-a258-876c0f1ce30a/.well-known/agent-card.json"
    ]
  ],
  "name": "Alarkisto",
  "owner_address": "0xea97757f681ca399e092983bdc247429f3b1ae2a",
  "raw": {
    "agent_id": "29712",
    "agent_uri": "https://centralcity.ai/a/oz3Rsk",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Alarkisto 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/oz3Rsk",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Alarkisto",
      "registrations": [
        {
          "agentId": 29712,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/38051b53-fbdc-4a2a-a258-876c0f1ce30a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/oz3Rsk",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793569114,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T21:43:50Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Alarkisto 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/oz3Rsk"
}

What the leaf hashes

{"body":"96ba9dc2cf5d76e0c205c6ab4bc47748370cc79d12411061c6d5087a3845abe1","id":1831816,"kind":"listing","method":"sync.erc8004/1","observed_us":1793569430965910,"prev":null,"subject":"erc8004:5042:29712","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. 0x02ff05efec515e044758f4537b55c216ae88ae00bc81878a788b8d6f58629ab4
  2. 0x1385c0760e725355b320ec037cd73b2f18f3beab5fdc17f49681b45621adc78c
  3. 0xbf315ef3b310b2098a4be19c2ce5b117801ebddbe0a9ed8fa56c2f70c6b44f42
  4. 0x3ae1babb50bbde123eeea88ef93b59fe3ce56592f6cc69be524004474884bc76
  5. 0xa4d87ed5b26da28e8223614b0cf10dcfcabe9fde1ddbf5e966de56f3647c4fa4
  6. 0x43347e9bf2f5302ba5980a77fd1057ffed25ac83b68bcc0a7af2052950306609
  7. 0x164954a6ea0c4e17ef3dc8d5e8d16fcccc982cd54236b4e1f1a7b7aeedeb1d41
  8. 0x3b67dbab1f89f63f222e411e12b42eb504a2ca4370e2049c6e669f4726611204
  9. 0xed5ffae36a548fb509fe55ea0dcf49909c7a123a9810420e5eb0228f98837e43
  10. 0xb640ceea43d38b36501917f24df3366c4522f5e8159fde652df3b85da6c36bb2
  11. 0x49e2831021e4a7d499297b33257c1f9132ac1503483abf6ed50686435237c889
  12. 0x0a4934154defdcca31a0b6442fe83c13faf26d0232a42ab012e8b30a8f915341
  13. 0x79fedbe687b77b652992baee73ae63f11f5fdb524358706ec36fc4e8328df784
  14. 0xd6df189d40f713323baeb698612a9e7d2afd763112be148a165d7fe65a5c64f7
  15. 0xb611d3d400373ab2497019fc1d3d5040f4f6589f8d98d8e25ccf29dd2b68ad92
  16. 0x5cf5a0a57795246f996e480f05ed085c19d02f7d6e8fc3ddc392412466554f0f
  17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
  18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
  19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
Day root
0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
Chained
0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
Published
On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90

How to check it · This row as JSON