addrbookFor publishers
← The evidence ledger

Evidence row 2710530

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:203550
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
442c81d533ad62d0e2938bec96a3759dfa6fbbc163baee106c8fd84ebcbc63f0
Leaf
0xee5cd58db777ec3f5ada4bc355f9a072a3713a9400d9699725f93b2286105aa8

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/VpY4OZ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2898f513-7db7-408d-995e-bb3eb44aee33/.well-known/agent-card.json"
    ]
  ],
  "name": "Miosseon",
  "owner_address": "0x1b7364479df00481354a5749c8ff6c6155bed128",
  "raw": {
    "agent_id": "203550",
    "agent_uri": "https://centralcity.ai/a/VpY4OZ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Miosseon 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/VpY4OZ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Miosseon",
      "registrations": [
        {
          "agentId": 203550,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2898f513-7db7-408d-995e-bb3eb44aee33/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/VpY4OZ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793738151,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T20:36:51Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Miosseon 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/VpY4OZ"
}

What the leaf hashes

{"body":"442c81d533ad62d0e2938bec96a3759dfa6fbbc163baee106c8fd84ebcbc63f0","id":2710530,"kind":"listing","method":"sync.erc8004/1","observed_us":1793738211117475,"prev":null,"subject":"erc8004:5042:203550","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).

  1. 0xee5cd288118d8c927d747dab4dabcfc86f6f706e2684e06d518da077e789927d
  2. 0x8e0f0ec902ac22475224a364fad09bfb43741bcb9476a65f484263633617822e
  3. 0x44100d9acbae3cb87d60d53ec152b74a83bcd63ca963f1f00e83db19a59baa5e
  4. 0x2ccc36208f3e9c6b3726d0e0949b0c245cb7a4b3cd925284ed80b5af982f3899
  5. 0x124bcaa07171878a3e00112da6b55c5f26f0c9066ad5e910aeb49a0094c616e7
  6. 0x35eb9cb11d937e4f83aa3089b6bdc3f325c020ce5fd89c49ace09512597fc818
  7. 0xda7ee1fa0af82d8f5141280cefa1244a6c97051106da7f8e66bb959de7943c2a
  8. 0x4bc7873dd54b6fec01f102632f7f8697f604c57d703a9bb695785df41766dd34
  9. 0x76406b93c9d8338723d765a3d2e2f4905c4d99c04820761d2440016fe1f53ab1
  10. 0xba716d31e11e351ceffd7bb2d497bb65747537f73b8857c6f710318916538e5d
  11. 0xf352fa949e1b38bc13475a30c80cc10fbd46f501c51567ca6b43258d76fa17a2
  12. 0x40503628e813f8ddcdce5088c1edce887d490d34ddbacedf2b89aae0441113e6
  13. 0x01e9de68aa9b43892927b1c264f77e0ac05047278992dbb0b29801b5ee9c6fd2
  14. 0x2548979bbd7b1568b5a14db6fca0201979c48165192f2b55f45fa21471031e4f
  15. 0xa29933ab8020ad948edbcf3e65194e73a6b113a0063231c1105b56c2d59ab97d
  16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
  17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON