addrbookFor publishers
← The evidence ledger

Evidence row 2719336

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:207353
Recorded
Previous row
#2718948
Body SHA-256
0ba440d0f84ecffd97b1f90c5f4f71d30b3d30c64ad6b32618fc97ae520448c5
Leaf
0xeace50dfa2c2fda560b09ca884562190079e3a555ee01d87b2204144df975c05

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/s7QoVf"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/832b6546-cd97-4493-ba9c-428645212201/.well-known/agent-card.json"
    ]
  ],
  "name": "Biodler",
  "owner_address": "0x31f2f79ac3fe61c3d17d078c38ad9b6cf4d4b3ae",
  "raw": {
    "agent_id": "207353",
    "agent_uri": "https://centralcity.ai/a/s7QoVf",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Biodler 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/s7QoVf",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Biodler",
      "registrations": [
        {
          "agentId": 207353,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/832b6546-cd97-4493-ba9c-428645212201/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/s7QoVf",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793743372,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T22:06:40Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Biodler 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/s7QoVf"
}

What the leaf hashes

{"body":"0ba440d0f84ecffd97b1f90c5f4f71d30b3d30c64ad6b32618fc97ae520448c5","id":2719336,"kind":"listing","method":"sync.erc8004/1","observed_us":1793743600130668,"prev":2718948,"subject":"erc8004:5042:207353","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. 0xeace5811626f6a6db881d344882609a3902bf70d5bcb39843874fc7680c4b1bd
  2. 0x30903743975af8125ea78b1fb4cc5a7f7c525d23aaa19385297e7b264ff5f3ab
  3. 0x01be296de69bd0c96496f00eee7a4fc517bd719296b6e17dd82ad798580078e7
  4. 0xde175a95123c77bbc081cd97f7fcda664327ccf4c5cbb3e3606d1d3fdb237d46
  5. 0x1faac6b86a556ee3c88db858df0c8d9b6eb20e804decc05d8101938b65e4e409
  6. 0x4718487f10f4f4a3afff06900fb10c5e33f6a74c51e031b7506a0c49419aca75
  7. 0xaaf4955754e23eeb8c297f6281250edf924d7e8d9c6e4055360a59c0e450078f
  8. 0xe0d54d74c000e80d11fd2c22160d1de018bfbe0c9630edfbf9bcfad184ba1312
  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