addrbookFor publishers
← The evidence ledger

Evidence row 2544757

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:165621
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
5679b111322ad5fcf2b3d9eb41cf48b4a5489abcbc937cb92174c78ce7ffe564
Leaf
0xebe7e8c52a61be8317aa97b96082a97afc98530120e713e06c97fccd84d1b575

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/cs7NSU"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1bfcb872-91ec-4eee-8508-3ed7999fe307/.well-known/agent-card.json"
    ]
  ],
  "name": "Brizon",
  "owner_address": "0x41386f28814061e9ba55e0e126bb77793b6c93b0",
  "raw": {
    "agent_id": "165621",
    "agent_uri": "https://centralcity.ai/a/cs7NSU",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brizon 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/cs7NSU",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brizon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1bfcb872-91ec-4eee-8508-3ed7999fe307/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/cs7NSU",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T07:03:20Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brizon 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/cs7NSU"
}

What the leaf hashes

{"body":"5679b111322ad5fcf2b3d9eb41cf48b4a5489abcbc937cb92174c78ce7ffe564","id":2544757,"kind":"listing","method":"sync.erc8004/1","observed_us":1793689400211534,"prev":null,"subject":"erc8004:5042:165621","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. 0xebe7ed7901c0c3eb903b985e290bb63cba9d3317bcb33549fa6f94cd4be3b00d
  2. 0xd7fd1ad6073ce7bb11b8f1947a69602766a28e67f8b696e3163be4d7a792b276
  3. 0x3532374adffcfcdadd4e8ef49d70ea7f22f3f10679910f09d0ec60205fdf9644
  4. 0x1c79946133a014c3cdc112dba4db3e65581cee463bec24c886d610f21571cb2b
  5. 0xf413076e215a90f1b80216ef5720ef029dcff6d6376531e0095b16b74d533773
  6. 0xdbc46511b79a1e7f587da4a6b5dc1d28d056eda73b6e55749cc63055d8778954
  7. 0xbd718323f7674ea5d133644472f5c88fc591efb9f12d275c02f70376f8a09049
  8. 0xa301e43ea9a7e55b107fb3de10c67899d6e0e1ff424bd494cc129220731a0e77
  9. 0x5b53751f4375748d86f6732f87fa9e83478ad12cf2b365e61ddc72b55190f69b
  10. 0x762dc74aa8c361bf32162d091476cb02c795e88836022fd9a01713b60001eaa6
  11. 0xd3b1fbe8376d4226f60c66bf094512711ad485f0152e36189e50d85a30a31a80
  12. 0x9a04df5302872adb1dc149148d84adc5a4ab5f839a23b49f756a2aba6e828a31
  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