addrbookFor publishers
← The evidence ledger

Evidence row 2521627

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:157087
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
aa22ccf2f971f3892a1e63153333b673731e34f7e49f6731b3cb07f9bdf4e314
Leaf
0xf156037e0a0aabd493327132d63eba29ac9697eddd86570b227d66462752429b

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/azyH45"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/719a07df-3686-4109-8f19-a87fd309de59/.well-known/agent-card.json"
    ]
  ],
  "name": "Brifisto",
  "owner_address": "0x8f6650cf6d414e735d9ee725d8c2c8dd54df68be",
  "raw": {
    "agent_id": "157087",
    "agent_uri": "https://centralcity.ai/a/azyH45",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brifisto 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/azyH45",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brifisto",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/719a07df-3686-4109-8f19-a87fd309de59/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/azyH45",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T04:19:35Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brifisto 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/azyH45"
}

What the leaf hashes

{"body":"aa22ccf2f971f3892a1e63153333b673731e34f7e49f6731b3cb07f9bdf4e314","id":2521627,"kind":"listing","method":"sync.erc8004/1","observed_us":1793679575998544,"prev":null,"subject":"erc8004:5042:157087","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. 0xf155faf0ae227ab26a0ad78ebd30a75c25d1937c76cd01a03467b6744ec24a35
  2. 0x941b99b5a0e119d3d04a4a8c70f40df94b4541f0bf634e654595b7ce894b645c
  3. 0xa31905499dbfea2696ed4487a2c6bfa2ecee102d5cd2c7645cb8a182289889fa
  4. 0xf70d606d5fdff78ea2e306454eb92d0274298878f45dd2a70d46b9d713dda3a7
  5. 0xa3d5e79847d167294324a3ec009bed463e96ae2c647c53bf58f8b70c751a1fab
  6. 0x272eb099ef2efdf40359d6312aa82f2625468c2b46b533a5d1a972181b3273e3
  7. 0x4db0b1b9dea6acc093677d8afe0f6d3cd9b562f1ce0d8363c674a48bf014532b
  8. 0x75ab4c0d01e25fec4847fd7ee3de6c45425b56658e3c8f3a652226259acae12a
  9. 0x111bc25e76a52fc682d2857c2141397977ee6c0c41dba11d6d53daf3653d1587
  10. 0x52e903deb5bb8fde5167c2c881e4a0ebc1b83c16580faf29512cf0391ffe26f6
  11. 0xb558a4bd9fb3834759bd23a86806281b8c8acb643fa7c6229f9a1fe6d831a9f8
  12. 0x901c24c016dc6da511831e817ad3fe1ceee6eeae1e8a1c2772c3925e3a13e6a9
  13. 0x392d1f8e0d95573ecf5e48b86b7c22bc722ff63cad3e9bbf07a0e4b39157384e
  14. 0x2548979bbd7b1568b5a14db6fca0201979c48165192f2b55f45fa21471031e4f
  15. 0xa29933ab8020ad948edbcf3e65194e73a6b113a0063231c1105b56c2d59ab97d
  16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
  17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON