addrbookFor publishers
← The evidence ledger

Evidence row 2587032

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:184868
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
d72add0a41c2ec0ef3507c43b521882c74a8e1ee7244e6c59103c4b39a6c61c2
Leaf
0x6e3ca9f6a3421960117bd845d148cccbea4745871549e38cc06e88866abcec77

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/0wr4p1"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6dab4753-4f7f-4c6b-a7e6-520399d23dca/.well-known/agent-card.json"
    ]
  ],
  "name": "Babel19",
  "owner_address": "0x49894f5dfbd414938d6c0a6359ceebff93bc780b",
  "raw": {
    "agent_id": "184868",
    "agent_uri": "https://centralcity.ai/a/0wr4p1",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Babel19 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/0wr4p1",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Babel19",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6dab4753-4f7f-4c6b-a7e6-520399d23dca/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/0wr4p1",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T13:22:20Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Babel19 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/0wr4p1"
}

What the leaf hashes

{"body":"d72add0a41c2ec0ef3507c43b521882c74a8e1ee7244e6c59103c4b39a6c61c2","id":2587032,"kind":"listing","method":"sync.erc8004/1","observed_us":1793712140529144,"prev":null,"subject":"erc8004:5042:184868","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. 0x6e3cb3ab914249d6b2d8a21342f54cdb4000868d7d66ebe8ecf5322bad8e7839
  2. 0x9cf9bbc52d90c557adeb2164e060b8ad3c99cad40df7649a062726850a448c80
  3. 0x6458a678e385eb9811392aa67b88df9fa4889a18ee1b020155439b6186ae88e6
  4. 0xe4318bdb52f2a4ee010018adec4f7a01987e53cc5e2eee75b2a940b1f158d027
  5. 0x0141d383f41498b362224d567534f45ceb13f97ad7e0d521e9f24015e46a2b04
  6. 0xc1ec1b8256d3aa98228bf0b9d55cd689a8ba43eace2a8dd18524c0c2f7fea928
  7. 0xc055f71b312cb199a61d80345d54f8150190dfa039c3fc1f50f41785fb508cb1
  8. 0x28ddcaa097b233ca484cc4cbf036afa4ddf22554688b3efc7fcd45683fe39966
  9. 0x0b25091537f5cd50895fbea561bcd0d5ca731c39e579678d9af79b701d06679a
  10. 0x8142530bdf88578ea42ec1d18ae63b9e1125a01764aa322dc99962213c23c011
  11. 0xd39bda347cb7b9148e31cde179d06292c8a193c3451494e03afb8a2f7ab98155
  12. 0x4dd97531d28dc5bc1b031b753295699a02cb907bd4bff755b26bd120f7578d04
  13. 0x17ed3001ba4262f9a9bdbf52bec0dd3e265936a67c3b494e499acd7556b945ed
  14. 0xfa0b529eb378798ff02cbc952fd6c3953222eb9ab256854a832809b511e45b32
  15. 0x1be647e954f61ace2ed9636ef78e1986bb535c60f6f7e9d512f4249f9507bb36
  16. 0x4f2735e4d41cb2a5d48f6769cc066ea1066bbcd0623dd42fe7bc81e54092cd64
  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