Evidence row 31877

What was observed

{
  "endpoints": [
    [
      "web",
      "https://aurastream.unbiased-alpha.com/"
    ]
  ],
  "name": "AuraStream",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-26T12:31:48.446098Z",
        "status": "active",
        "statusChangedAt": "2026-10-26T12:31:48.446098Z",
        "updatedAt": "2026-10-26T12:31:48.446098Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Historical market, macro, positioning and alt data from 45 sources through one API.",
      "name": "io.github.UnbiasedAlpha/aurastream-mcp",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Your AuraStream API key. A free plan (500 calls/month, no card) is at https://aurastream.unbiased-alpha.com",
              "isRequired": true,
              "isSecret": true,
              "name": "AURASTREAM_API_KEY"
            },
            {
              "description": "Optional: the key from a Nemeton subscription, for the nemeton order book source.",
              "isSecret": true,
              "name": "NEMETON_API_KEY"
            },
            {
              "description": "Optional: free FRED key, for the fred source. Other provider keys are listed in the README.",
              "isSecret": true,
              "name": "FRED_API_KEY"
            }
          ],
          "identifier": "aurastream-mcp",
          "registryBaseUrl": "https://pypi.org",
          "registryType": "pypi",
          "runtimeHint": "uvx",
          "transport": {
            "type": "stdio"
          },
          "version": "0.1.6"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/UnbiasedAlpha/aurastream-mcp"
      },
      "title": "AuraStream",
      "version": "0.1.6",
      "websiteUrl": "https://aurastream.unbiased-alpha.com"
    }
  },
  "source": "mcp_registry",
  "summary": "Historical market, macro, positioning and alt data from 45 sources through one API."
}

What the leaf hashes

{"body":"c4dbf6fff4b52500a5d1c7fd3c7cf44625ecba8509c8a8343154e4bd65e36223","id":31877,"kind":"listing","method":"baseline/1","observed_us":1793025365545197,"prev":null,"subject":"mcp_registry:io.github.UnbiasedAlpha/aurastream-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. 0x5149beb71ac41e2d0f949ed647983fd2972d9208454df3164ea27287652ba279
2. 0xe740e4c25e7cb43331e20a95a1ba14a1025113e0fafbd0fb9923a94584bbe4c5
3. 0x6eb092a58644fb9e05d22f894aadf4cbc2fd9be15d92c06b652c92f3d88eb616
4. 0xa63041a2a396210b1fa7ac84adacae7173b1ac18ae8f8081433f11a75a228863
5. 0x619c9e75007c9e0f23cb44deca6cdee5020bdae0cf623c949fe214a582892cf9
6. 0xe5a839cfe51a1f20ec90e505d1045e91f7bfaa3f21c706427572a1c7a0ff0d62
7. 0x532dfd74de2b1d1f8a652e13e52e2d3aa8ff18fda61e04a6f90bd6c4bdd97fc9
8. 0xa633125f2c229e0244fd5725f703550ecec40216f4be7493148cfeaa047cee1c
9. 0x1219ece7149e94c27319a4926c9146cd0e1ddc72b40654dfa47e0b42d5fbb1ef
10. 0x645ef58b69b469e4c309b22dfe9ca3f972fe60aa617a1dcb95a02418c0d9270c
11. 0xfa039eb62e5d0ae9f7aaaafb0fcbceacfa661b07228233046b9a9af94e547a55
12. 0xecaf47ba75097c34f2d3c4d62539dace0db8b484bf08941a9259e2d1e8ccea77
13. 0xf7d2cf278e5d2768b8bdb70730c378877cf7165d8efcbec8bcd3282fdc50d177
14. 0x0733993143f0230e79482cef2c38e95d98f9eafbe64a43cdc74a4545938a4167
15. 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae