Evidence row 58361

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://api.polyform.org/mcp"
    ],
    [
      "web",
      "https://api.polyform.org/"
    ]
  ],
  "name": "Polyform",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-08-26T18:49:15.806655Z",
        "status": "active",
        "statusChangedAt": "2026-08-26T18:49:15.806655Z",
        "updatedAt": "2026-08-26T18:49:15.806655Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Pay-per-call data APIs for AI agents. USDC on Base via x402. 33 tools, no signup.",
      "name": "org.polyform/polyform",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://api.polyform.org/mcp"
        }
      ],
      "title": "Polyform",
      "version": "1.0.0",
      "websiteUrl": "https://api.polyform.org/"
    }
  },
  "source": "mcp_registry",
  "summary": "Pay-per-call data APIs for AI agents. USDC on Base via x402. 33 tools, no signup."
}

What the leaf hashes

{"body":"2018e555dafcb7053e732fc54230568ce6213ce8b1b34d4f0454de63af6eb93b","id":58361,"kind":"listing","method":"baseline/1","observed_us":1793025444137047,"prev":null,"subject":"mcp_registry:org.polyform/polyform","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0xefecbeea79dc96b53cafc0269e6e31811531399ab6018a5e261fc2ef07cc1c4f
2. 0x6cfb76b70fb95d723753db788af559c548e9e4a3829b97397fe6c7301c0c1286
3. 0x8d4676c341d74f1508e7132eeb04d79621fc4c117bec37341407c18d154d0b2d
4. 0x17ea4feda56cfae7b0f503e84c6cacc9f7587ad2126f8724114e52682ce4b0cf
5. 0x6380cbeaaedb0a0f307c17fb204390a96f9f64742e455baf054c7f57fd69b038
6. 0x9aba99d521dc40f845162a294b03b5df09acb8cdece3678ef1d3b66ad78553bd
7. 0x41b3aa9564cd0714fda12c365867157932f06dab62fe9f4e07a3c611fe1fb7c2
8. 0x831e88b67a92940504bd4b499acc978c47ba7ec00e5a880e0af56baab36c03aa
9. 0xca9452281dd709133dcf94a94732c68bfa017fef5a05af7b259a2c7a598b66fa
10. 0xe8ce6526203eeff278621cde08607876fd3c33b3d5f8f0c68cd3d71fb0fdc142
11. 0xe34b4862878cc4926f0e4b84b3f031ef1f0cf0de9bf8fb3c13adbc6abc010ee1
12. 0xb0cc0b4ce5a68e83d3e3e55b0387f828adf6f5eb6cfa666d75f6e16ed9d89c1f
13. 0x746e9e5b6765727b6b96f41204cc115b0302259f6c67be0cf0efbf245601d500
14. 0x614d844c9e0509d9f9e63697aa2935555bce5f13695a8dc0047aa9e9898d70b3
15. 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae