Evidence row 1001261

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gateway.pipeworx.io/pubmed/mcp"
    ],
    [
      "web",
      "https://pipeworx.io/packs/pubmed"
    ]
  ],
  "name": "Pubmed",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T05:54:48.369564Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T05:54:48.369564Z",
        "updatedAt": "2026-10-29T05:54:48.369564Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "PubMed MCP — wraps the NCBI E-utilities API (biomedical literature, free, no auth)",
      "name": "io.github.pipeworx-io/pubmed",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Optional Pipeworx API key. Without it calls are anonymous and capped daily; a free key raises the cap.",
              "isSecret": true,
              "name": "PIPEWORX_API_KEY"
            }
          ],
          "identifier": "@pipeworx/mcp-pubmed",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "1.2.0"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gateway.pipeworx.io/pubmed/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pipeworx-io/mcp-pubmed"
      },
      "title": "Pubmed",
      "version": "1.2.0",
      "websiteUrl": "https://pipeworx.io/packs/pubmed"
    }
  },
  "source": "mcp_registry",
  "summary": "PubMed MCP — wraps the NCBI E-utilities API (biomedical literature, free, no auth)"
}

What the leaf hashes

{"body":"5bc7cd63c25f12e5b7f470f488840b2275970534eaec293852a3d08ba9520683","id":1001261,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793254373489406,"prev":47282,"subject":"mcp_registry:io.github.pipeworx-io/pubmed","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-29 (242798 rows).

1. 0xd87bd620c40738def62a7627f71312be51924d4d30f48b415ab0c41a237ef171
2. 0x1cd47227383605b4241502859ab1e722ecc2e10740ddc6ca950f501d8764bc16
3. 0x2d34c49a61461b2187d784faaaa97dcf5f05259622c291d3d69339065d3b25c4
4. 0x26dd02f8b617da966dbb4bae3c1f3a6b51cf0b477b6408793e5674c31e80e1b6
5. 0x8b96446a484d2642e18eb6ecd36dce05f3019de35fbb6461118de5af9f804c33
6. 0xee051a32165240375e7f6161bb40a799c54ceb44992a489ce0c5704c7648aabc
7. 0x1d0adc863f9ef7d1ab3aa3157fc8c0a11363eb2eddb4995281963ea2bbb7ec47
8. 0x4f2249692d017248b3ebee4958f02dff6eb7537ebec25cb7d9b9a6977701048b
9. 0x345e7f21502f8a55fec94b501031bbaab249ff6b06f8cd6c0a12a57999463ff3
10. 0x0d8b275fdac3fb5eff186038f65fd019f122b72c9f27bd5346246d8830d86d5e
11. 0x13772c79d97c666f787fde948e3b3d0825d6d5d5106a43281968f02237c59008
12. 0x8522b6d17f15c0c1abc36194c9894bdee4c4687a5eb503bcb0fab90198db90af
13. 0xbab97b696ffe737616975d37e243af07fa246058d99161c165f9f96fde8768ff
14. 0xb75e183026f9112474e3710d846b63188d3bba750c3ad3feabd9a22ee7d080fc
15. 0xa7d3fa0a08edea990614977b51a6b3289c357a88d8ca06dcbfe67415a017c0e7
16. 0xa034ebc8d117fbf1ed466b70baa0478bf213b743e1a41cba1d2da7a9f310184d
17. 0x1597ec94933260048e5e583aff1ad0fd44cc49efcd0a994091ed5db4924d7b02
18. 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1