addrbookFor publishers
← The evidence ledger

Evidence row 2494823

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:146821
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
21e7f190a697a9d5dad1bcaeaf6a14ffd654c494b35e39681219d8e699f677be
Leaf
0x5b6800406d9f09d9e3c811e471a8254aa47d9338a44d10a2f4f9790cb266e1b4

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/mmDIGR"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ebc6d85a-17d5-4b46-af01-0a700c652fb4/.well-known/agent-card.json"
    ]
  ],
  "name": "Bioro",
  "owner_address": "0xfe9507bd3af9c0fc90bf087c8fee03bd7bfbfac2",
  "raw": {
    "agent_id": "146821",
    "agent_uri": "https://centralcity.ai/a/mmDIGR",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Bioro 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/mmDIGR",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Bioro",
      "registrations": [
        {
          "agentId": 146821,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ebc6d85a-17d5-4b46-af01-0a700c652fb4/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/mmDIGR",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793667874,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T01:05:30Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Bioro 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/mmDIGR"
}

What the leaf hashes

{"body":"21e7f190a697a9d5dad1bcaeaf6a14ffd654c494b35e39681219d8e699f677be","id":2494823,"kind":"listing","method":"sync.erc8004/1","observed_us":1793667930093314,"prev":null,"subject":"erc8004:5042:146821","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. 0x5b67cdb28f060768887942b765a1381186fd27e768dbe7b5029a4449fc4eac73
  2. 0xa04ff29d1011f2e8c88170c194ea719009e6401163e9021a5c200617de86b4ad
  3. 0xb174fab2cd67ff690ddeeac96d80d3dc60e86d92026dbf5b4e2c486a606776ab
  4. 0xfced9caa0824961b0f7626ad2cd7fb79029529d87ae9282e0988100deba9a807
  5. 0x1ac2b90cf22335d0b03dafb61f175e26e4376d4434d1e0ea211a1cdbca109abf
  6. 0x3e273eb02fce712b915ca9613a3d3f4d6e0e66852402bc516b88f726261caf62
  7. 0x74c9aaa663f03d81a3232b04a6b61956f536fd2cf9bca9d50d98fbd26eeda4cd
  8. 0x5e49434c31663cdb39bc13e7d5e723d4db39247228b9caded0f707a353787b0b
  9. 0x504165b880f92409c851b992ee5ae22f2e3255dff66628b1c33479641b485428
  10. 0x5d0cf22c9d7b8344826676718285d306dba8be82100745c347483a645811688c
  11. 0x77b8c57b10032c7082d1d53eff995ac3a7738fe1f70a9eac099adeb99ebd005c
  12. 0xeba477ec9dcd3e2896a40dfa054e1d6f277259e41f43119e0870448cdc37228e
  13. 0xcf11475fb1d88adbcfc7a6c6c088c0d1cc115e211d125d8b50181219cb4beecc
  14. 0x1fc4191e8f35bfa53de7e0451b776edb79a6c6dcdf333b4de5afdb414a516e3f
  15. 0x335134861d623e850e919233efd5afeff49bc2ffa02948458dea325cdabfc928
  16. 0xd3872af0d8c282b0d088e008b24701ec7576ad8e40ceab245546a2e300818868
  17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
  18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON