addrbookFor publishers
← The evidence ledger

Evidence row 2500414

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:149073
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
c3e20a5bcda2e8f96e85d2ac3b48d6863c7f0b799a8e7d37dce80e12d0c10148
Leaf
0xeadbff174759747d7b0446a6792998723c08fa6062eceedf9cbf96b8e127f8eb

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/a3I8Uq"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6a04961c-8054-4ae4-84fb-45f19d9afd83/.well-known/agent-card.json"
    ]
  ],
  "name": "Kakert",
  "owner_address": "0xb96950e5c8b7cc9003949cf950b990a50faac487",
  "raw": {
    "agent_id": "149073",
    "agent_uri": "https://centralcity.ai/a/a3I8Uq",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kakert 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/a3I8Uq",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kakert",
      "registrations": [
        {
          "agentId": 149073,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6a04961c-8054-4ae4-84fb-45f19d9afd83/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/a3I8Uq",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793670291,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T01:45:53Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kakert 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/a3I8Uq"
}

What the leaf hashes

{"body":"c3e20a5bcda2e8f96e85d2ac3b48d6863c7f0b799a8e7d37dce80e12d0c10148","id":2500414,"kind":"listing","method":"sync.erc8004/1","observed_us":1793670353686081,"prev":null,"subject":"erc8004:5042:149073","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. 0xeadbf7dc5b7dfb8f627e13fc2e27e61e90d5a91fe96bd13768c224bc1a637ee8
  2. 0x95dc8f0cccf986972107f2ac39d0fd2e73a5cb400de225c5b9bcb11f4c37356b
  3. 0x04b336aa57456984c4c5977b2f879bf16b9e9433b17b6a54885bfa8c8d2c8641
  4. 0xe4537901a61ac75975242c67ad450fc28e2ae638003246ae705cdc41bfafb162
  5. 0x1047a260a2f2bea4233ce9e3e6f344897c439ba061a6d4b0e4fb62c72c03af8f
  6. 0xcd4a071fd33d3aa418d79c4767adebcf71b4d7fd98e89f763dc93f7e91f5e0d8
  7. 0x45851ff8cb43dbc304c213dfc458fd0ba56d433841a23bd04cd92fce57c5858c
  8. 0x12d44d479f7c4b4559fb1c1e65d64ada16c8dd1f9c2d9d2c319515fcc4cf14c6
  9. 0xb23de697a249c5065e6184b155971c2f53eb4d6e103d2f2480dac23d738b2443
  10. 0x2260dbfaf56959d14683dd290f1de121596573804fc5b69a117b5217b88e2b11
  11. 0x1d4d07a77e4281076fbbc48c458b8e7f12ebbc3272618d1941417e9280447792
  12. 0xe64093a7adbdeb4fe57a961a06823f4a262142347ef934da5b7d7286520ab59b
  13. 0x57b25ea6cb764c62af44fb8bcb6cfbbf38d741be80780cc55d536d03fc0602ac
  14. 0x3772686f2a1eb334138050fbc502de05a788284f1b6d6ecca81bfe0056770df0
  15. 0x006ca23845a42a2d7f3ffca485568321f0deef0a65ff45709711a78f8e68aa0f
  16. 0x68c6b9053bb76224fd0e15585b411d440e30609e5a4fb17301a7d24e9b177e60
  17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
  18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
  19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON