Evidence row 469047

What was observed

{
  "endpoints": [
    [
      "web",
      "https://aurastream.unbiased-alpha.com/"
    ]
  ],
  "name": "AuraStream",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-27T11:51:34.254272Z",
        "status": "active",
        "statusChangedAt": "2026-10-27T11:51:34.254272Z",
        "updatedAt": "2026-10-27T11:51:34.254272Z"
      }
    },
    "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": "0.1.7"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/UnbiasedAlpha/aurastream-mcp"
      },
      "title": "AuraStream",
      "version": "0.1.7",
      "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":"e2d271e748af1437e04ddd0bda43bb04624618f77526523f8884a2c4164c6822","id":469047,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793104135911702,"prev":31877,"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 2026-10-27 (273461 rows).

1. 0x21af1e0c00f17864837ff242a78197e19ba3dbd9eba78c741d06d8ed1905782b
2. 0x91bac92be83bef32ee043e67aa325fa1fd7cd3ac96dc7a33c4546b3959b9f3ba
3. 0xfc2b321281f0e41383feedfca43340cb9a7ebde546e93c34b0e8c1b3b9c3cbe6
4. 0xc7075821e338f8568fba6ba9a43311acc40ad40d0e95d8bec158d9a027e3b317
5. 0x259dceb88730fff35ca490fbca8a83621a48be28e81ccd34b91381dcc8e32d81
6. 0xc0601137d9ca6427c9dc78ecc917c8023fbfbcf7aea0bb74d39e6e2d5b53c032
7. 0x88e792799f2c0551a852cb10a27d3b487af607ad01f5c31e91d1b28895ef9844
8. 0xc90e4e8814aec5e7f9b4c00a1c11a41f42fe865c24380b091eeaa02f79ea7a07
9. 0xa9d0f8302f7e6ddae9e5b9b9770e8128bc5202f157068c27c058619396ff40b3
10. 0xf7ed8ca3ac0fbcb6281585a033b0193b820c569aa8055ebf834a3e2373c8c4e0
11. 0xcd076dadba0ebdb10d4f98d66c39a46dcf81479dab835b894c5c4db1d59ebe7b
12. 0x3e618f03ac19ac846329a4673ab8d8561b083fca3c7f9a5fd8bd3bbee6556c25
13. 0x20ca24353b8aca3e061eedf55f49b69ae8369b88135dfdabf30039ed34db329a
14. 0xe8ee6f6ed50253c5ee2d1aa85a4b1a38ce94bca7f3b72fd1850f496152dbe285
15. 0xa383a1cfe9b3f6af67eb4c7642564b9424d46d7fca90e7ba175d549f8b67dd0c
16. 0x52efa60e0c3d8525486d2310eb3b6b566c9677c64fd1f819edb072cf101bcbdb
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4