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Evidence row 59033

Observed , by baseline/1.

Kind
listing
About
source_record mcp_registry:site.chatgpt.werkruimte-v-0931.open-agent-marketplace-lab/marketplace-discovery
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
34eb94f123c7c898ac136a1cf5c8b6f83d58c5d98bffdaa766fa1bbceb23b148
Leaf
0xbab511ec8d6f051bd7280c87f80f886eb2a3dc2ab8d35cae532de877695e8040

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://open-agent-marketplace-lab.werkruimte-v-0931.chatgpt.site/discovery/mcp"
    ],
    [
      "web",
      "https://open-agent-marketplace-lab.werkruimte-v-0931.chatgpt.site/"
    ]
  ],
  "name": "Open Agent Marketplace Lab",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-03T16:43:09.488734Z",
        "status": "active",
        "statusChangedAt": "2026-10-03T16:43:09.488734Z",
        "updatedAt": "2026-10-03T16:43:09.488734Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "USDC/x402 agent marketplace. Verified Base mainnet pilot, testnet and public enrollment.",
      "name": "site.chatgpt.werkruimte-v-0931.open-agent-marketplace-lab/marketplace-discovery",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://open-agent-marketplace-lab.werkruimte-v-0931.chatgpt.site/discovery/mcp"
        }
      ],
      "title": "Open Agent Marketplace Lab",
      "version": "0.2.0",
      "websiteUrl": "https://open-agent-marketplace-lab.werkruimte-v-0931.chatgpt.site"
    }
  },
  "source": "mcp_registry",
  "summary": "USDC/x402 agent marketplace. Verified Base mainnet pilot, testnet and public enrollment."
}

What the leaf hashes

{"body":"34eb94f123c7c898ac136a1cf5c8b6f83d58c5d98bffdaa766fa1bbceb23b148","id":59033,"kind":"listing","method":"baseline/1","observed_us":1793025445667960,"prev":null,"subject":"mcp_registry:site.chatgpt.werkruimte-v-0931.open-agent-marketplace-lab/marketplace-discovery","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0xbab4f353843d4b1d37d7503bc340226763c7c51a2dbe37dc34bdbb805af87da7
  2. 0xddf46fa133bb8f2a7e462ec2cdff0931c6014dc3068c48638d57dec823fa7f16
  3. 0xa2c604589d541c006432abe50a5e5e95730c0b321402325dd7e67d98299edd04
  4. 0xafe452ba6666c2c0fad7f1a3215dffc58f10a7d20530a1d6a21753420d8ab54b
  5. 0xd942d29fe7576c92e60842265881c8c7517672e491c6a9a1038c57023cf0db3b
  6. 0x73abbdd11990e7ce9b660536e144ffe57ccdb9618f6fdb520b41e50a535c7df3
  7. 0xe7fa15ae31be32f2f571064119431e32c402721327879f6505a9fcab5b4cd818
  8. 0xe869c9c40ad0d54c4f995c1e36a7c5488e27489b4fd84ce82e93e5ae636669dd
  9. 0x68848522200c1eb3d241cbe11d9173cfd8bb548de1e8d7d46e32deec1df23abb
  10. 0x5c670c369e4461ebb756b60e4a7c2b61bacd5db31fcc3315d727acb3845358d5
  11. 0xd2fc7e774aa4a9259d0eb5e076abdaa36417d3853be0f8ff34d37acaa77db477
  12. 0x1a61f9ab4a9304db8146c466be341271a345718ebf06b718e0f0dd9f347d2fbd
  13. 0x2f43fe2b2533a5f40c107c114e458e226102f5f8ae91f097e964345880e30928
  14. 0xf692ce2b0a640ec9f75aa960e5fb1c2c7091a04e24881798735752c19014e519
  15. 0x9f68b5e15459cb62b8c0cd4c124fa61c74147b4a5755a200fbecd21a581635d1
  16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
  17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
  18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON