addrbookFor publishers
← The evidence ledger

Evidence row 2495706

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:147228
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
7111a7a646316d16bd73987f466bbcb729998b8d16017d6206e8f0e18de41102
Leaf
0xb8d10e64dc9b2e812b134badd63fa895091bb6b0cde8663af52c2461a0788cd9

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/WpdvdY"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/35580165-4637-4bc5-a27e-b5024ed17e7f/.well-known/agent-card.json"
    ]
  ],
  "name": "Landet",
  "owner_address": "0xa53325630190a40ae431e1dffb6d08da2d95ecd0",
  "raw": {
    "agent_id": "147228",
    "agent_uri": "https://centralcity.ai/a/WpdvdY",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Landet 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/WpdvdY",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Landet",
      "registrations": [
        {
          "agentId": 147228,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/35580165-4637-4bc5-a27e-b5024ed17e7f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/WpdvdY",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793668216,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T01:11:15Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Landet 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/WpdvdY"
}

What the leaf hashes

{"body":"7111a7a646316d16bd73987f466bbcb729998b8d16017d6206e8f0e18de41102","id":2495706,"kind":"listing","method":"sync.erc8004/1","observed_us":1793668275359605,"prev":null,"subject":"erc8004:5042:147228","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. 0xb8d13f02f2d1f3a243e11409e5e9950cb20594eb53aa08973962c87fba6c1648
  2. 0x082da07b8e88adc72ac15ee566a0a06fa37b0bd1b50724b5cab2298913c0ee95
  3. 0x0ca9eb8f603cc521620246731ae5cbf333ca370725927d63a3340850fa941648
  4. 0x8394f1863970046affd6c94eb80323556c65fb405cd8c9f3f63b6ba8817da536
  5. 0xcdff06794c84ea1e2e1effc1a674183062366bd0d0c05e2401314cc0bff07f74
  6. 0x27772512277e403e633016d7edfb116b7f64492031be9241219d51b1ccf0cd7f
  7. 0xc9bef07e83f1908277645cd2a35d62168fbb63d098785a260eb54b2848470c50
  8. 0x2c392bdcaf9641d28edaa478c9b35b22c8141cf2b513f11d4fa54d34e940c08e
  9. 0x4e686a98fd79469b376abf34ba707ca4ce48259ef71e3678c23e5545f83f20d4
  10. 0xe8f0ea8ee21407a159964ef649d88736ef0740e3c4c37281d53e695b2e7f751d
  11. 0x2b5a81184686166d637d99bbc8a167235384d3dbb5034c61127d6beaeb8b15e4
  12. 0x592bac762721b2bbd49b1b4196a937f4701f86ce0f19e55914c382e76153da47
  13. 0x7177a2d4d7e26d090279db4f09f90547c14d3dfe27b339cb6b3b812ef7172d44
  14. 0x28eca58d5790c044814655f49977e8cb478606900cf691de68ba9ce360992057
  15. 0xc0bea6c8a0da854513562c1be034edd9e23999e98182b784da3cae0bf2e3890b
  16. 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
  17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
  18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
  19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON