Evidence row 2214235

What was observed

{
  "endpoints": [
    [
      "web",
      "https://sellat.app/developers"
    ]
  ],
  "name": "Sellat",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-02T18:59:20.243552Z",
        "status": "active",
        "statusChangedAt": "2026-11-02T18:59:20.243552Z",
        "updatedAt": "2026-11-02T18:59:20.243552Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Proof of existence for files from any MCP client: hashed locally, anchored on Polygon and Bitcoin.",
      "name": "io.github.skanthemore/sellat-mcp",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Your Sellat API key (sellat_…), from sellat.app → Dashboard → API",
              "format": "string",
              "isRequired": true,
              "isSecret": true,
              "name": "SELLAT_API_TOKEN"
            },
            {
              "description": "Where certificates and evidence packages are saved (default: the system's downloads folder)",
              "format": "filepath",
              "name": "SELLAT_DOWNLOAD_DIR"
            },
            {
              "description": "Another Sellat environment (default: https://sellat.app)",
              "format": "string",
              "name": "SELLAT_API_URL"
            }
          ],
          "identifier": "sellat-mcp",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "runtimeHint": "npx",
          "transport": {
            "type": "stdio"
          },
          "version": "0.3.3"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/skanthemore/sellat-mcp"
      },
      "title": "Sellat",
      "version": "0.3.3",
      "websiteUrl": "https://sellat.app/developers"
    }
  },
  "source": "mcp_registry",
  "summary": "Proof of existence for files from any MCP client: hashed locally, anchored on Polygon and Bitcoin."
}

What the leaf hashes

{"body":"26e3991cdee7efaa3ccb42df180509a29750e2edd55e783f5e0553c2824ff8d7","id":2214235,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793647124759369,"prev":2189072,"subject":"mcp_registry:io.github.skanthemore/sellat-mcp","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xe23afc70d2881ba12f85fca667583f2a927dfae30976f749a5707e46cbf5e0d8
2. 0x0630cde93b2e850f3e37d07aaf9c618915b3635a34d64736b26165575e59ba9b
3. 0x3492bbb80896379c2ed043f1926ddac31dc272e5f47fb572d070bc2c82793d75
4. 0xdb04ebd7a69e64681e972ba5c0f70962bf9ba464a0d105e9fe799498450a234e
5. 0xf82a95f1f39cb2c3d8d55f1b2b38fcb92dd60c17dace26a3ee8fdad901409822
6. 0x60843f005236943ef71922b7a2a358bdea2273d23e7435883e8d9b53910556a5
7. 0x10917bd7d9d92bbfccd651ffa18fdfac1324923c405bfbd7dc50123709bc9bd4
8. 0x549801c340a3d181feeeaa2260c6c9aee59a057c5c86e45633c2d73c40a788c4
9. 0xe4418e115b46f89b9c3a18666d7fabbf7e17132c4b4c5ce4217ddf5e40e7db63
10. 0xa64f7c32457a5a86c35da9b5f1a8294e2400c1bb7fe85b79b9e86e00db8d5f27
11. 0xe5985bff1a056f91914dd66e0753170d232359f6f964915a46d74ee39e2c4fcd
12. 0x37814ff7d770a63821d15b27a2e5fdbaf9a62bb6f9fbf75879c68f737912a066
13. 0x1a1962c4212994dc624f2a06650960c085108399590bfb7472893d9b1c149e31
14. 0x5dd75981e1af83dc5ec1e2b8a2959012484cc3ea2e0defded2187a5a93ba7236
15. 0xa370e8e015a32408a8112e54e5f40a8a65e871bd52bbc6f25fbd1139f2ba5b11
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af