addrbookFor publishers
← The evidence ledger

Evidence row 3719001

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:392505
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
34813e967cd220415a2e739af138251891de8eb220ffff1cc7b6d09a5931d50b
Leaf
0x5832b6e36d2b42b0a7fae2e110446fedff9a5015132dca03d9a9f46e5e77b6bf

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/5SEkpr"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/38883ebb-dfcf-40f8-9989-783cdfa62926/.well-known/agent-card.json"
    ]
  ],
  "name": "Brantias",
  "owner_address": "0x542526db316bbbed81029e187a60f1a37ac9f312",
  "raw": {
    "agent_id": "392505",
    "agent_uri": "https://centralcity.ai/a/5SEkpr",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brantias 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/5SEkpr",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brantias",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/38883ebb-dfcf-40f8-9989-783cdfa62926/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/5SEkpr",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-06T11:39:40Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brantias 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/5SEkpr"
}

What the leaf hashes

{"body":"34813e967cd220415a2e739af138251891de8eb220ffff1cc7b6d09a5931d50b","id":3719001,"kind":"listing","method":"sync.erc8004/1","observed_us":1793965180171764,"prev":null,"subject":"erc8004:5042:392505","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (303443 rows).

  1. 0x5832be32441419e6310f76a72cd53cbd8bc1440d79d6484244c2e23723f45f04
  2. 0xffe60954bf1fea3e9f6d6ea4c28da60701e540b251d80fd952efa80cd5315d4a
  3. 0x68515baff65b72193e35fb1ef5b740232b5a0ab19ee538f504398a795b77b484
  4. 0x87bb5f22c4d3a69fe85643557b78da642e0d8b70be4baab9325202c88f603cc9
  5. 0xecea058cf5bf8dd5e261c7cdfd243b64a554b2d8f6fc6fdc26a51fc9a5ddbca6
  6. 0x25f49a398c4d54dfb43dc8a28287454b0514a844e668a18f8040042bb8aee2a8
  7. 0xde091da8d15ec056465faf5b1fd5dd3fe9bc4756448ac70e52992eb4b26196ed
  8. 0xc9a6b93e89043e188a0a1e7f954278be3be50700c2e054c1bc2cd646baa890fb
  9. 0xbab5f73c8540299035119324f36e3d932f542cb69c53965e2b7d52b31db11cb8
  10. 0x0a486712fc8421fe20cccf43e583b027366a6b1e64766e22ae28e4112d5b67f5
  11. 0x1c06af5c70a71ded8f5144e56c71bd90bbae178a6d92a9524cca91998b4de6ae
  12. 0x209456bf0d4af94c67b7caa685cd21b00f88ec2e9ec8b974326c9d15b459aba0
  13. 0xbcc512453e412b86ccf5dd70c8388628107f6354266b2aab39126c372f454b40
  14. 0x7abf7584949efd3b63bcfb8ca39ee05f7142b48c7862889137843da44a858a72
  15. 0xf5bd84a61225f062ef205a5e8dc4f170a403665fdfa49b2b923457e0386f3abe
  16. 0x7a2e5c8104eb5015bfa08d52a9278aa0b4da48bd2fb98690cc2d1c225b5dc691
  17. 0x4a618d78b1cebba8beec4ef22aaac9187dcdfb39064e0be537ca2600abb90740
  18. 0x119743aadcddb571b28b442b62196d4a0afc4e1c9979c2d477d34fcc9413deaf
  19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948
Day root
0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f
Chained
0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3
Published
On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1

How to check it · This row as JSON