addrbookFor publishers
← The evidence ledger

Evidence row 1767683

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:4880
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
200159cb6cf9ec12f09553a5f3b2f8ff6f639c9b1878f1ccf9192e0b41a07280
Leaf
0x308180a17a13458130a3e1b20573dab9b54aab238e8dfd9abba05e05bfcddfad

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Rz0tiD"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1eb551b6-15d3-48bc-97c4-fa162b1c4a9e/.well-known/agent-card.json"
    ]
  ],
  "name": "Dedias",
  "owner_address": "0xf32bc6bbcd8e608b4789ed4fa94e2d4fac54276c",
  "raw": {
    "agent_id": "4880",
    "agent_uri": "https://centralcity.ai/a/Rz0tiD",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Dedias 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/Rz0tiD",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Dedias",
      "registrations": [
        {
          "agentId": 4880,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1eb551b6-15d3-48bc-97c4-fa162b1c4a9e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Rz0tiD",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793542097,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T14:09:19Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Dedias 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/Rz0tiD"
}

What the leaf hashes

{"body":"200159cb6cf9ec12f09553a5f3b2f8ff6f639c9b1878f1ccf9192e0b41a07280","id":1767683,"kind":"listing","method":"sync.erc8004/1","observed_us":1793542159529172,"prev":null,"subject":"erc8004:5042:4880","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. 0x308216e5b7ca8e004858730bd31567fc47a528bd62ebf279baa2bd96be3a0dce
  2. 0x6483450336b4520ba9855bba5e377b0287c62afe2018d2f8fa70db117c92264e
  3. 0x2fe23747e2df185c30fbc3178a2a48ab3f35c1689924b030732dc822be5b19a9
  4. 0xfbed9c5b3d7d70914fd752f8b0544afce65e94bca49c077cbffd7776e9645398
  5. 0x161112b53b22c84b46cc12db71a52b35e1e7f6103b3e769ae26684da2356876a
  6. 0xeea1a1ac9810b31adad319008c3626dff7aa83e6cc59874096e0ea9ef3befbbe
  7. 0x5f72f330166bc4454e6720efccf20b1b5a414dc6cbd14c07539f414646103a4c
  8. 0xb5b5091ed1ba6ecd60c2ab6a83b199626b2ddbbd07c5323440571219e397247b
  9. 0xb073a6b5d7892bb2927be45540d4c31a061b964c2c041a6a7b73231c2099ee03
  10. 0x19f28007b371c672a56e2fe49b20685311e87d5cee87e67f518880710f0507a7
  11. 0x18b56b162c67c641fb2861dd34e81cf94df62cd9356c19850e2706480628ab69
  12. 0x099087dc7fd6ec5a9024ef0581bebaa3e7a2663361b34456018c7e26cacdc019
  13. 0xc392c192bf0854a262ff9bab5c87785855c8eadc29dc2a6a018670b7fb0b5d3b
  14. 0x770f20a6b76206ceacb50b86f521e555bd27a1f27e7156c64591601c5b119595
  15. 0x80b1e578d986f759ca01ea02c7a922e757a26a65318f9844ac72c5c1d4fe339e
  16. 0xa856ad79e6f29a2b5516257f0d4817172cca11251fe2e7e8f3911b105fe2b622
  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