addrbookFor publishers
← The evidence ledger

Evidence row 3445390

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:350076
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
601d4d13ba7bfd58d4b5af6409c8f17bec032a4739a7f28658dc938d47442053
Leaf
0x4e4d7e3d5678c003ad93623666fee670204e9d28bf5fbd10f4efe3632bac3625

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/3nO61i"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/72c57b54-7c1d-41d7-b3e6-48f2b5341bf1/.well-known/agent-card.json"
    ]
  ],
  "name": "Plussert",
  "owner_address": "0xc1451db4d57e1fe55f137b454bd93476fd008da3",
  "raw": {
    "agent_id": "350076",
    "agent_uri": "https://centralcity.ai/a/3nO61i",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Plussert 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/3nO61i",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Plussert",
      "registrations": [
        {
          "agentId": 350076,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/72c57b54-7c1d-41d7-b3e6-48f2b5341bf1/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/3nO61i",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793906391,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T19:21:33Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Plussert 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/3nO61i"
}

What the leaf hashes

{"body":"601d4d13ba7bfd58d4b5af6409c8f17bec032a4739a7f28658dc938d47442053","id":3445390,"kind":"listing","method":"sync.erc8004/1","observed_us":1793906493016122,"prev":null,"subject":"erc8004:5042:350076","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. 0x4e4d8d0678fe0c696ca04e3a5930a4a1c26ddfd0fd4040fc2eec3bf80158922f
  2. 0x2cfb6900f26cdb27bba61dd877dd92213c8ef0180063ec73d24e78e114ec6b9a
  3. 0xa717d193db19512c5fbe6c22321af7ea5d9955c0f5167c9a9bdab461576bcd28
  4. 0x32d30d1207b1ffb3d2c1c5f67d962ab42900c18b27017180c4c8f2fb8246e8ae
  5. 0x76cb0b563cc144d7b08e342038959ddfa0e5a3c42ac0ff950ee0d3707fbb6f44
  6. 0x60c4276ab7b7c5b8fd779a78960463717fd0cc612c57b4d62dd867f8330b36a9
  7. 0x69ef62e972035ea51e44df0f97777a233bbc56eea693a2935480333d05ccf226
  8. 0x77567c08fa949a1e9269e6598f422c3377dd70ca994159b55f46c73121e2147d
  9. 0x23e022752003afeb0800150f15e54e9f9732d735bd6c0c42d85272bb15c93481
  10. 0x13d1d87804726066d00e9438bce72f350729ffa594421c60d1bf542fd8b130f7
  11. 0x668ca2af8563f32a1a9513427b7ea74f45771b122eb01ea6a691b4a72a32df73
  12. 0x5981cbce0b9afa79e9426e52d34a1aa192a439d618dc1b3b3b5cdfb23f64a22e
  13. 0x03b39ba719c6d276d526d857bd297af4ddfd2904a2d8185558a05e92a2f3175e
  14. 0xc7c9a02b10652443317f29964cb3f80c8edb43f84b67644463046121ae250d1c
  15. 0x20ca3add72ff47f6497449b7ee3adf1c6f2cdbedf8b5a49a56da543bf096a5fe
  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