addrbookFor publishers
← The evidence ledger

Evidence row 2722752

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:209310
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
3ffb659f16a2f3989056fdbbaa1d3c3ec6979ebb0ae3b720920a0fc1f781d635
Leaf
0x8c04ad1e6dc723db81abd67a8e8208bdb5b5d95ab9e609daecb22db91e9d40e8

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/LeuqzK"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/befea6e3-67f9-43f8-8d35-3f46b89633e9/.well-known/agent-card.json"
    ]
  ],
  "name": "Brubisto",
  "owner_address": "0xac2716c2e23834e86c607c152e20bb81ff7ed7e0",
  "raw": {
    "agent_id": "209310",
    "agent_uri": "https://centralcity.ai/a/LeuqzK",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brubisto is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/LeuqzK",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brubisto",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/befea6e3-67f9-43f8-8d35-3f46b89633e9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/LeuqzK",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T22:40:17Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brubisto is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/LeuqzK"
}

What the leaf hashes

{"body":"3ffb659f16a2f3989056fdbbaa1d3c3ec6979ebb0ae3b720920a0fc1f781d635","id":2722752,"kind":"listing","method":"sync.erc8004/1","observed_us":1793745617442139,"prev":null,"subject":"erc8004:5042:209310","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. 0x8c04a790f906a40294ac8c7f6f9ca0b3e2e8f3d640ca1826a77357e84fc86114
  2. 0xab94845476edda8a4bb213e40956fb7462d7828662d6047515e5c107297ecf62
  3. 0x31241117c775513aeb697bd1f655906f5597a60caebdefa997b70a953ceb0f56
  4. 0x70bc72a8f9f0648197cf805d586ce40ed12e47c85d50e52aff9c8cb1f9f3c3b1
  5. 0x313d3ca2430e9ebde73b556f0a060f19551a1ccd6cb9c51399fa5599af4cf700
  6. 0x5c817768ac1234eb8e46c6f4a45cbc4c4bb33f75e1ef03358fb868dfaf06304a
  7. 0x6b175591839bafde200c331bb74cc8b19f55ea04935aa8cfe4460a83546a39bd
  8. 0xcf8c78e65b2f044cbc7bcc082f84b9a175a80513856a71e982e1811940dc221c
  9. 0x554bacecaa12d565720a0511ffdc55e1eb0f73da72942c263ae757cb95ba698e
  10. 0xe0eb380384e7e31ee1bb03f4ea8ac2c96b9c4cc09f192837b24c35960a75750f
  11. 0x5c3f042a0bc1ce84370bca3f0c40a8a7f887bf6880f9d45065f46b537ca8e1a4
  12. 0x032099bcd0f2e4ba1f4474e1f789acb4d9a0a16bf794d5984d460f0ea19feff8
  13. 0x05ef25f19a0f0e984b1511fd0bd89a082ccf01e7fe1dba1de7f08e7bab019d31
  14. 0xaff11aa970c81dfc542d7f358866d8f7815e0e193eb66f9d52b94183bf812c8d
  15. 0xb5ab3a67e92dbd6d8eb3ea95dd8fba5b750735344b87d689cb50ea92ccaeea56
  16. 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
  17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
  18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON