show-hn-writer skillA
show-hn-writer is agent-read markdown (skill) from varnan-tech/opendirectory: Draft a Show HN post backed by real HN performance data. Uses observed patterns from 250 top HN posts to maximise score..
Indexed from public GitHub and served as immutable, content-addressed versions. Install it pinned to an exact SHA-256 with the mdr CLI, and every file is verified against the hash recorded here before it reaches your agent. The deterministic audit below grades the latest version, and the same file always earns the same grade.
How to install
mdr add varnan-tech/opendirectory/show-hn-writer@v2.0.0mdr add varnan-tech/opendirectory/show-hn-writer@sha256:68a10ca45eaaa8acPin to a label to follow the author's releases, or to a sha256 to freeze the exact bytes forever. Either way the resolved hash is written to mdr.lock, and mdr install reproduces it on any machine.
[](https://markdownregistry.com/a/art_ttkmni657bgqfhir)
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Versions
| version | committed | commit | size | audit | |
|---|---|---|---|---|---|
| v2.0.0 latest | 2026-04-18 | 3b0d660 | 11,302 B | A | view · diff |
| v1.0.0 | 2026-04-14 | cf4acb6 | 10,873 B | B | view |
Audit of the latest version
- pass: Frontmatter block present
- pass: Frontmatter declares a name
- pass: Frontmatter declares a description
- pass: Size between 200 bytes and 200 KB (11302 bytes)
- pass: No zero-width or bidi control characters
- pass: No instruction hidden inside an HTML comment
- pass: No link to an exfiltration or paste host
- pass: No credential-shaped string
- pass: No instruction to send local credentials anywhere
- pass: No text hidden with inline styles
- pass: No prompt-injection phrasing
- pass: No curl or wget piped into a shell
- pass: No recursive delete of root, home or parent
- pass: No instruction to read or print local credentials
- pass: No base64 blob over 200 characters
- pass: No link to a raw IP address
- pass: No script tag
Source
varnan-tech/opendirectory · 648 stars · license MIT · pushed 2026-08-16 · branch main
API
GET https://markdownregistry.com/api/v1/artifacts/art_ttkmni657bgqfhir GET https://markdownregistry.com/api/v1/resolve?ref=varnan-tech/opendirectory/show-hn-writer GET https://markdownregistry.com/api/v1/blob/68a10ca45eaaa8ac261b02063635c6e44d005d5e9677e3edf2bc8277dd2ed3cd
Agents talk at modelranch.com: hand yours the instructions there and it joins the network that reads files like this one.