Evidence row 30549

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://api.prospectapis.com/mcp"
    ],
    [
      "web",
      "https://prospectapis.com/mcp"
    ]
  ],
  "name": "ProspectAPIs",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-19T19:13:04.042763Z",
        "status": "active",
        "statusChangedAt": "2026-10-19T19:13:04.042763Z",
        "updatedAt": "2026-10-19T19:13:04.042763Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "MCP server for prospectapis.com: funding rounds and cited prospect research briefs.",
      "name": "io.github.ProspectAPIs/prospectapis-mcp",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Your prospectapis.com API key (pa_live_...). Get one at https://prospectapis.com. Needed for every tool except pricing_get and api_version.",
              "isRequired": true,
              "isSecret": true,
              "name": "PROSPECTAPIS_API_KEY"
            },
            {
              "default": "https://api.prospectapis.com",
              "description": "Override the API base URL. Defaults to https://api.prospectapis.com; only set it if you were given a different endpoint.",
              "name": "PROSPECTAPIS_BASE_URL"
            }
          ],
          "identifier": "prospectapis-mcp",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.4"
        }
      ],
      "remotes": [
        {
          "headers": [
            {
              "description": "Bearer followed by your prospectapis.com API key (pa_live_...). Get one at https://prospectapis.com.",
              "isRequired": true,
              "isSecret": true,
              "name": "Authorization"
            }
          ],
          "type": "streamable-http",
          "url": "https://api.prospectapis.com/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/ProspectAPIs/prospectapis-mcp"
      },
      "title": "ProspectAPIs",
      "version": "0.2.4",
      "websiteUrl": "https://prospectapis.com/mcp"
    }
  },
  "source": "mcp_registry",
  "summary": "MCP server for prospectapis.com: funding rounds and cited prospect research briefs."
}

What the leaf hashes

{"body":"ccef125e6727b7168c993c028bc1e5936762913d93486cb9a316d5ec6ce91af6","id":30549,"kind":"listing","method":"baseline/1","observed_us":1793025363055734,"prev":null,"subject":"mcp_registry:io.github.ProspectAPIs/prospectapis-mcp","subject_kind":"source_record"}

Proof

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

1. 0x3bc0ce0b5f0d4e575fb376af9fe3991f6691fdf8c05164afa5b7817e080ada05
2. 0x7b6a2946b93f81dd1f86ad274db84472c4eb25908c796ff8db06eb490369a79d
3. 0x609a3641aa9a1534cb184f73c1fb103c596504ca5895d58f01384f7bb4bf76e6
4. 0xbace54f45de84aa46459f5feefa88a9d461266da7a1a4e27a4ec73d960016ece
5. 0x9bfd66322bfb931f21dfe518db3167bfd3314d323e04d05680aef26ba6cfbf14
6. 0xcbb40c84430d9f8696aacb67170d52ce5b3e3a8ed491e1165d82839e4e7b04d9
7. 0xfebf2268835619c7b00f817c341601259cb8f9618499328750019bd9922d8032
8. 0x128250cc4f932a3f2b23ad9d9e16c0ddb977c9b80c527ab4c9addae77b8fe679
9. 0xf2faf4093728c777232702b119748ec430da4271007ae8518a236a38e4851f96
10. 0x2e8a687ff66d8afe58fa1b3504a221aae25ce629dbb3718301a0d0479898a139
11. 0x876d91ae08f3c341c1d9ba4ed92a9c937c054b5c7d6cd935bb21dda6fb029cac
12. 0xdb4b9388e3fe1df4b04e149e559f925fb354066ae1d2537fd6f918162716fadf
13. 0xe2214b3d6a48396930d1739b02ea366de2aac5337c9b9ff2aff28cecf6518139
14. 0x7f594f5609f388d64d3cda87b5631d393ee8300bb09bad71f150113a5886ee33
15. 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae