Evidence row 40383

What was observed

{
  "endpoints": [
    [
      "web",
      "https://github.com/lacausecrypto/mcp-poetrydb"
    ]
  ],
  "name": "PoetryDB MCP Server",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-04-12T15:47:06.935395Z",
        "status": "active",
        "statusChangedAt": "2026-04-12T15:47:06.935395Z",
        "updatedAt": "2026-04-12T15:47:06.935395Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Classic poetry search and discovery via PoetryDB.",
      "name": "io.github.lacausecrypto/poetrydb",
      "packages": [
        {
          "environmentVariables": [
            {
              "default": "https://poetrydb.org",
              "description": "Override the PoetryDB API base URL.",
              "format": "string",
              "name": "POETRYDB_BASE_URL",
              "placeholder": "https://poetrydb.org"
            },
            {
              "default": "20000",
              "description": "Per-request timeout in milliseconds.",
              "format": "number",
              "name": "POETRYDB_REQUEST_TIMEOUT_MS",
              "placeholder": "20000"
            },
            {
              "default": "2",
              "description": "Retry count for retryable PoetryDB failures.",
              "format": "number",
              "name": "POETRYDB_REQUEST_RETRIES",
              "placeholder": "2"
            }
          ],
          "identifier": "mcp-poetry",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "1.0.1"
        }
      ],
      "repository": {
        "id": "1208374400",
        "source": "github",
        "url": "https://github.com/lacausecrypto/mcp-poetrydb"
      },
      "title": "PoetryDB MCP Server",
      "version": "1.0.1",
      "websiteUrl": "https://github.com/lacausecrypto/mcp-poetrydb"
    }
  },
  "source": "mcp_registry",
  "summary": "Classic poetry search and discovery via PoetryDB."
}

What the leaf hashes

{"body":"090bfc8fd3daa1714a399c571e7d293d837c528e5ad55465380660dbd8f85c33","id":40383,"kind":"listing","method":"baseline/1","observed_us":1793025397256551,"prev":null,"subject":"mcp_registry:io.github.lacausecrypto/poetrydb","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. 0x7077658c42263047a0e60c4e1302c17c62a013fdff7cd9debe90f30d6f1d65b5
2. 0xdff91f66feb0d11b4a51717490a94be192eee8a554856db210e2f2bb19387e0e
3. 0xe265870ecf902209ef72b86cb7188a8dafe46a83050bc270efa1aa9e6c1723ce
4. 0x814c23feb07e43c6b213d557b3cb4b53ba24c757ddce6660074c1f44f42ce544
5. 0x2e5b8e32286132783f3b384ed138f3b23046e5f679373ceece72bd3d7e716d43
6. 0x0cbe3cb9cc54b2803c39ba0a8425d7ef6d03efd8ba47a7a696576d492b8f413e
7. 0x637423e9baf79fb8f5983c80c19614507ae9642236e34d8899d2b0b180b438ef
8. 0x03eba2f0befde58c94c66f2e768df4a8aa0568408d9b518b5856cdc863ed4bde
9. 0x32d4c61247489d4bffcd3bb78f5797a4c184b5cf7bd748c7188058b762f346c0
10. 0x3801dc224ee69349c6fe3a8804f83a6392c51dbf385196ccaca4e1bc01124391
11. 0x85ea4bbb5113622e4aa66d1805aad88594922ba95c70691ba980547dd9edd2b2
12. 0x5be1d69fd9353c3a75685caffea8c98e8f079f5072011c82517cc5f365ba32f8
13. 0x14b83e3bc6587240f31cd033d09d131e0775b7b00aada9042597008a70399013
14. 0xfc9b5a81a7a83a1c735a4fe64590beb9db14d2366f463161358af28c3ea9a81d
15. 0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae