addrbookFor publishers
← The evidence ledger

Evidence row 2036560

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:50913
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
2770f0b02b2a3cdb87f0880401e962f53e3a5a673970689e01229646e0a466f7
Leaf
0x30ead05933a8598f7ec5dc20a7f370c44e7b9ac3e285aefc0e6a9b9386be6a8e

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Q3U6yt"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ec1d0197-0ba6-456a-bd77-b45d25bbb9c3/.well-known/agent-card.json"
    ]
  ],
  "name": "Hempon47",
  "owner_address": "0x38fc171cb95ec1b5cebde993ff644d9c2157721f",
  "raw": {
    "agent_id": "50913",
    "agent_uri": "https://centralcity.ai/a/Q3U6yt",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hempon47 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/Q3U6yt",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hempon47",
      "registrations": [
        {
          "agentId": 50913,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ec1d0197-0ba6-456a-bd77-b45d25bbb9c3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Q3U6yt",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793586036,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T02:25:46Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hempon47 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/Q3U6yt"
}

What the leaf hashes

{"body":"2770f0b02b2a3cdb87f0880401e962f53e3a5a673970689e01229646e0a466f7","id":2036560,"kind":"listing","method":"sync.erc8004/1","observed_us":1793586346325437,"prev":null,"subject":"erc8004:5042:50913","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).

  1. 0x30ea2f523af394ca6111b00e0709d8faa227acef0f1059be4c39e590821671e4
  2. 0x866bbdd91a51f3574639d80bbaf6644f7652eaa11e5538849ec833bc2e45fe69
  3. 0x2efe4cce0a989cef9cb8e9c6c6e81db14f931010bc04ce3ad9c9c574dfff33b8
  4. 0x23fce5da52caa2f95de8043c8d5e4c68cfd76e75353f87a94f2fd4ee77d593ec
  5. 0x8b09131458baab8a0178c3bc01cb4c77812c2033d256504aad904baacbb35daa
  6. 0xd70ac22d957cd0498bcd25255972613bb44abf3f23ddd269182c94ff6b78eb08
  7. 0xc7ed951a07ae469a9f62f4c2911e0aa9181f5916971a4172c5d15eddee5d0687
  8. 0xdb5dc50c2fa35c272c2dd2ac116a31b60901b3650344356531abdd7c7dda9d51
  9. 0xf4939a3df174bc1ee1c00b6fbfb50f240a442549e62731659dd8ed66d2f5d35a
  10. 0xc9504dbdc08e0463b9fbaa2a16291fd08c6ebab5949b0b9518bf3ef5980cb5b7
  11. 0x0112e4e45eb51898ecd3ae0b872fa6de4b24a668cedd767cc9c2c13657d3f5e2
  12. 0x0069da835f0bdf3fac9b4da76faf3526f6622cf9f1f1db78993c2c79276ac031
  13. 0xe0a95aa0d153f7a034b0dbeb91c5460c64c47c22ac037e0e8cfa69f4ff734b69
  14. 0x74cae95d275254a9c747b603bd40b5086c5725fd3e904782e6447e4647e8b049
  15. 0x464ce6fe060d0a6c4e810b71501e55084086148f7daf393caa14462b1a777022
  16. 0xd42916b5c6441e9c8d91ff91715af1489cb83dee26d47e7da107caa4d2a68b65
  17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
  18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
  19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
Day root
0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
Chained
0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
Published
On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af

How to check it · This row as JSON