addrbookFor publishers
← The evidence ledger

Evidence row 3394720

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:329509
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
7ef386245c0f20c5598e384a458890d90c0c3c18d2f1add75358c6630c3cc19f
Leaf
0xfd593de33fd4b68f713b38fad955147a2fcee4b617b4e639346e3960ce844ada

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/VAki8v"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1541f63e-817a-41c5-b300-e7d7651c9c5e/.well-known/agent-card.json"
    ]
  ],
  "name": "Klumpana",
  "owner_address": "0x0c8adac3b75a9aa60d4260721bf49f03055aa33a",
  "raw": {
    "agent_id": "329509",
    "agent_uri": "https://centralcity.ai/a/VAki8v",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Klumpana 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/VAki8v",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Klumpana",
      "registrations": [
        {
          "agentId": 329509,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1541f63e-817a-41c5-b300-e7d7651c9c5e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/VAki8v",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793880665,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T12:15:56Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Klumpana 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/VAki8v"
}

What the leaf hashes

{"body":"7ef386245c0f20c5598e384a458890d90c0c3c18d2f1add75358c6630c3cc19f","id":3394720,"kind":"listing","method":"sync.erc8004/1","observed_us":1793880956503162,"prev":null,"subject":"erc8004:5042:329509","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (322504 rows).

  1. 0xfd591d7029842f1e54741ad338a797d8db422f75578f25c63f3114763e0825b7
  2. 0x99437668b129d607cf9eef545c29fc04582a9b9d7993b18d4b7a9c008d7cb4fe
  3. 0x1c7c17f386bdb9f44d1df3cac40a13cc7f088cb4359b00a685cf77c03f70cd21
  4. 0xccfa80aefbc352fbc6f9f2e0475d9236d01c33bfcecdc78b9b1a70cdc32849fe
  5. 0xcf2659985e198674ad84731f5e0a1e3af7051af0362d21b130f4b3a3c3f614d6
  6. 0x70e49c8d35c9e35764ba42510cc5f5df0285af1cb64ea75a9a98f80425d40f37
  7. 0x2b86472d8c23dd5354b3183165947e0807ef1cd24fa579016de7a7d34e0d1bd6
  8. 0xa9e3c9704c23d8d4e07eb6f432a70aae99818d8e50105f20e24db351ecb6ecdb
  9. 0x3e0032bf5fabb1e637b6647fbe2c51219a307c2168ef068586302bb2db47ff40
  10. 0xcac0dd510559493d7b623f5ef29435de71d18cba4029785bf0b2dc413bbfce6c
  11. 0x83035ff4cda13b7d2a49f344de2eed06e5f7fcd7cc4303523f2208498eba6c88
  12. 0x552696606ea73b0163599398e1ccc97bf8b22274048bd7f82c6015f22cdf38a5
  13. 0x32cdd5f985d6f5dcb852dbf3a7924ae74a936eee7bb229a55cfcc9eca125a03a
  14. 0x56dbb7d889da4d5e4c8ee4460ba3f515c1cfa48fd0a091d65b32279673ea30a8
  15. 0xc52fdd499240d4cae496484b3da9c532542859f0626ea2a2fc243490680039e2
  16. 0x46e57eb471bdfedc5371f9f8dd93e03a0ef82a84f79b917a40533d34f61e890c
  17. 0x595efddb5b196a921c775c54d0aa541065f1802bfefb8bd003a60b16925c4b58
Day root
0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128
Chained
0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2
Published
On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94

How to check it · This row as JSON