addrbookFor publishers
← The evidence ledger

Evidence row 3374741

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:323451
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
94ef9b0d53cd48dd141648d23b5eb5a6b3a2c5388ff34d6cfbc3776a9d9ec4a9
Leaf
0x6291214dfd6a26b45586c469b0bc519c6dcf68b840c6aab0343127258c4ad744

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/3D6l2x"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9d20a11c-c8ca-49c1-acb7-dd54c5b13ba8/.well-known/agent-card.json"
    ]
  ],
  "name": "Leivler",
  "owner_address": "0xe75473c3525295a4a713bce7af8a5dd7b6f2a461",
  "raw": {
    "agent_id": "323451",
    "agent_uri": "https://centralcity.ai/a/3D6l2x",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Leivler 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/3D6l2x",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Leivler",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9d20a11c-c8ca-49c1-acb7-dd54c5b13ba8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/3D6l2x",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T08:08:14Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Leivler 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/3D6l2x"
}

What the leaf hashes

{"body":"94ef9b0d53cd48dd141648d23b5eb5a6b3a2c5388ff34d6cfbc3776a9d9ec4a9","id":3374741,"kind":"listing","method":"sync.erc8004/1","observed_us":1793866094421487,"prev":null,"subject":"erc8004:5042:323451","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (322504 rows).

  1. 0x6291158fb3d8f124258081c50ae5d67169a7b29bbeab0116a2dbc69b5025e6db
  2. 0x8c5c12d83479f6f98e930026754bdd689623fd3b1062c46ffbfa4fbb2156372d
  3. 0x2ab013b8f14cabc4511a2af56c51d960b8d7062e22d278f7728c060ccd30d936
  4. 0x806ab9b0e4cd72eb8e7e939528cc50b71116bfbe925c0f0eb0bd643b7a8de9cc
  5. 0x5d34e2c63344332b6f2248d78dc1bec324da4324ab2c6003e559969c961117f0
  6. 0xd7823f6f369f80b064a07de12bf528cd2299b67c6d7a34f498e708d2b331fd6e
  7. 0x3f3e649dd1e85fd3ed21ad194f001af7ac2cea3adb5e8901b7aece9001bf00ec
  8. 0xef307fbb209dcd28ac4195c4235aa2b8b8336fd3c610fbab208a314821ce239c
  9. 0x271f03d6f42a32d8db23107300cb54020d8c5b7ddfc0b65571cc8605cc52c5be
  10. 0xaf6d49db96ea90df1aeb915cb9ebc75476eb3a9d289e1f6deb14bdd8bc8a8c9f
  11. 0xee9f5df06655c36c92ea9aec32c2d3b0cbcfc9daae7c7769a8fab6f686c83018
  12. 0xaba79882f91bcb0ea7d524211fa30481dcccd08a99558901f6fca4b7d98d4e60
  13. 0xd034548722c9504904677c9c78a99cfd999046f6ba62128a4b775870b4cf2403
  14. 0x46ef5af0b7f0274dcbd6f51f6acdc148191a732eb4945d58cf9ab96f1f37d590
  15. 0xd1b826c1036e86032791eb321451282a424bfed64c08ff605cb756a1f89d4ee1
  16. 0x01716548fb56e8e74ac29a1a638626afc662ed7e187bafcf089344de82365b83
  17. 0xddde0b0de5219c91c717b03cab5216193dc0f26fb006aa8ba17020a71dbd997a
  18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
  19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b
Day root
0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128
Chained
0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2
Published
On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94

How to check it · This row as JSON