Evidence row 424189

What was observed

{
  "endpoints": [
    [
      "web",
      "https://magicsquarekey.github.io/hybrid_recursive_ladder_algorithm/"
    ]
  ],
  "name": "Hybrid Recursive Ladder",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-27T07:26:13.582837Z",
        "status": "active",
        "statusChangedAt": "2026-10-27T07:26:13.582837Z",
        "updatedAt": "2026-10-27T07:26:13.582837Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Aggregate long time-series ranges with a few source requests instead of one per bucket.",
      "name": "io.github.MagicSquarekey/hybrid-recursive-ladder",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Source backend: demo (default), thingsboard, or postgres.",
              "format": "string",
              "name": "HL_SOURCE"
            },
            {
              "description": "ThingsBoard base URL, for example http://localhost:9090.",
              "format": "string",
              "name": "HL_TB_URL"
            },
            {
              "description": "ThingsBoard username; pair with HL_TB_PASSWORD.",
              "format": "string",
              "name": "HL_TB_USERNAME"
            },
            {
              "description": "ThingsBoard password.",
              "format": "string",
              "isSecret": true,
              "name": "HL_TB_PASSWORD"
            },
            {
              "description": "ThingsBoard access token, used instead of username and password.",
              "format": "string",
              "isSecret": true,
              "name": "HL_TB_TOKEN"
            },
            {
              "description": "PostgreSQL DSN for the local materialized store.",
              "format": "string",
              "isSecret": true,
              "name": "HL_PG_DSN"
            },
            {
              "description": "IANA timezone for calendar boundaries; default Asia/Shanghai.",
              "format": "string",
              "name": "HL_TIMEZONE"
            },
            {
              "description": "Finest ladder level: minute, hour, day, or month.",
              "format": "string",
              "name": "HL_FINEST"
            }
          ],
          "identifier": "hybrid-recursive-ladder-mcp",
          "registryBaseUrl": "https://pypi.org",
          "registryType": "pypi",
          "runtimeHint": "uvx",
          "transport": {
            "type": "stdio"
          },
          "version": "0.0.6"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/MagicSquarekey/hybrid_recursive_ladder_algorithm"
      },
      "title": "Hybrid Recursive Ladder",
      "version": "0.0.6",
      "websiteUrl": "https://magicsquarekey.github.io/hybrid_recursive_ladder_algorithm/"
    }
  },
  "source": "mcp_registry",
  "summary": "Aggregate long time-series ranges with a few source requests instead of one per bucket."
}

What the leaf hashes

{"body":"86f468f925dddb978c9aed28017a19fedc742cbcbe9b236418539c6091e5f21f","id":424189,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793086053558524,"prev":null,"subject":"mcp_registry:io.github.MagicSquarekey/hybrid-recursive-ladder","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. 0xb43d1339d8e6255bdcc68665cf13fa07177ea9ac204f511134de3af6b6236586
2. 0xd7c56053f5bbd485714eb55cd06527f8316fa5f20036de8ea8cf2f5738089b81
3. 0x3f3256861d4002cc4cb380fef3c9de06641fb2b7155b4dd45a3cfc92cd8233ba
4. 0x26e8cff67edf58c0a6bb6fb3a6fbca8b53d3fa86a19216ed07b9b3415a24d216
5. 0x57c67a6e3c3f9cf315e9bf572ceef24fb3470d0a037d983ed7a7c44b1822a151
6. 0x899e207a4bfc5d0b4ff2ae43826392a37552bb482d9abbc20e1a774436525252
7. 0x280c83cc9f8acfa3ae8daf928e21b17b9854fda929d0125196e40c656a7c3717
8. 0xb920ce1431fd6f4e3a0058f0195c0b6d339a6e5f8617d5fe2fc6f33335fb8954
9. 0xb453973045d461028cb4506fef9e6218a986a7416071f2ed88a2fbcf3d35558d
10. 0x7efb94cf0e8a662765a8c6efbfdc9dd1bc38bb8ad63eb2e0dbae156f58153fc3
11. 0x43473c302050eee376e0169659011f058a2eb8fc7d53a2ea0d1198e0f6d2a335
12. 0x305c0e886bebb6df8123db384ccd0d5bfc3ddf1de5fbf4edca0aea32f7e223a0
13. 0xf1104ea7df082465ff9df25ed29be80a0ac7c1c6b25c289b5d2e6ae5e6331952
14. 0x87cb8935612c40b569de008a9bf8218cd24a06f74a7364a1654613d972fe00ed
15. 0xec7bb68216a4deb1960acfbbd75da88f7e468b58adb9cf3ec62f2790e46508b3
16. 0x64c405a28e8819716221eb2529fe4ce277ab08025e17e685cbd5ece75ceb75c7
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4