addrbookFor publishers
← The evidence ledger

Evidence row 3720025

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:392883
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
57c6673455df6ac122a75488e44551f2c2c34f294364246d4b567915d51300d0
Leaf
0x8e0d1c92118224f81b2cb1cd7a2d8fb685eaaeb82104d022cf0196ff10da14bb

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/iTDpW6"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/dac93ff5-72a7-4124-b3dc-458405eb5ac6/.well-known/agent-card.json"
    ]
  ],
  "name": "Gumisto",
  "owner_address": "0xa825b1d122e783b30829ae55972587fd57a1aa21",
  "raw": {
    "agent_id": "392883",
    "agent_uri": "https://centralcity.ai/a/iTDpW6",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gumisto 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/iTDpW6",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gumisto",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/dac93ff5-72a7-4124-b3dc-458405eb5ac6/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/iTDpW6",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-06T11:50:44Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gumisto 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/iTDpW6"
}

What the leaf hashes

{"body":"57c6673455df6ac122a75488e44551f2c2c34f294364246d4b567915d51300d0","id":3720025,"kind":"listing","method":"sync.erc8004/1","observed_us":1793965844554010,"prev":null,"subject":"erc8004:5042:392883","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. 0x8e0d399bafa12c3e2885284306bd24c8d8e72b24af0e61be1673ed6208e2bf61
  2. 0x35a5447fd866061e322dc8897b41e7ce975e2233fc0878ce30483cab1627fde8
  3. 0x2b8e67ed5829b8ae38e0530b00141c31ecfdc58d87b5290cceab0615c100262a
  4. 0x2cefddefe030d6c8699d5579174bf09f495d1cb69f64503c2c613f2bd8debed6
  5. 0x270eb25b9fd7a4855bb53d47e71db9610a269acf1755eaaba60aad5f4cc0dc43
  6. 0xd4d0e9a40105d70b1117c97d94c5d86db8f8e2ceef17834c081f249995380505
  7. 0x9941b7f842be1830daa7af3e4cf75c4408ce96d25bf197b316b89fe26fe99e02
  8. 0x3e9ce17f1421c74d6303a00820bc2c59e34466b9a6649852b779905bb596c3db
  9. 0x5d5bbd70c31e9dcdff305df2c8acc8757c9e3f33a35f67beccf893b7914d4b2f
  10. 0x76b77db0161c293aa015b51c401db83c1ec757bb6e8da6f598ca3ebf46ca5911
  11. 0x300d6b26f596bc1e7f81c0450f3c1b239c610af5aff70379aa09172faadd0e5d
  12. 0xf3a6dd5613f0e4e026aca0c045dca948cbf3caf73e283a023d53176e64ae2c2e
  13. 0x8dd991973a516f64b81d9e6d21d364b6cd22134ad9fed9096d52120919212afd
  14. 0xa53a59d899d0a8f30f5d5ba66af2b300f2a07b2945067c18600cfbce284356e4
  15. 0x2b6e1fccbe399ee4ae56623ea6c958d6ab4bdb0e2859743044f99fced1f59f02
  16. 0x15b694ad919111e31e8112077ed1645b2f3c0d6f1433eaac3aaf1fff1c7c8aa5
  17. 0xe98c6c6b56a21a2fc4c1edfe2563812e690a6a4336d11aef772ac1799d1ee7ca
  18. 0xd422a75f6c3780ed53eca52b50bf40b8f17dc14cffb804142e44fc9f2672029d
  19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948
Day root
0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f
Chained
0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3
Published
On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1

How to check it · This row as JSON