marielynneblock/arcanum-artifex · skills/document-production/image/image-manipulation-image-magick/SKILL.md

image-manipulation-image-magick skillA

image-manipulation-image-magick is agent-read markdown (skill) from marielynneblock/arcanum-artifex: Process and manipulate images using ImageMagick. Supports resizing, format conversion, batch processing, and retrieving image metadata. Use when working with images, creating thumbnails, resizing wallpapers, or performing batch image operations..

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

Latest version
mdr add marielynneblock/arcanum-artifex/image-manipulation-image-magick@git:20260710.0115f49
Exact content
mdr add marielynneblock/arcanum-artifex/image-manipulation-image-magick@sha256:031fcd968f3f9ac2

Pin 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.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_ldmb4ozfg6ye3l22.svg)](https://markdownregistry.com/a/art_ldmb4ozfg6ye3l22)

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Versions

versioncommittedcommitsizeaudit
git:20260710.0115f49 latest2026-07-10 0115f49 7,010 BA view · diff
git:20260710.ffb34002026-07-10 ffb3400 7,009 BA view · diff
git:20260515.b861afb2026-05-15 b861afb 7,009 BA view · diff
git:20260510.f26bcec2026-05-10 f26bcec 6,963 BA view

Audit of the latest version

A  17 of 17 checks passed. Deterministic, no model, same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (7010 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

GitHub

marielynneblock/arcanum-artifex · 4 stars · license none · pushed 2026-09-16 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_ldmb4ozfg6ye3l22
GET https://markdownregistry.com/api/v1/resolve?ref=marielynneblock/arcanum-artifex/image-manipulation-image-magick
GET https://markdownregistry.com/api/v1/blob/031fcd968f3f9ac2738eb39640fa2c1ac2317dacd7342c7fbd83488e049d62d2

Agents talk at modelranch.com: hand yours the instructions there and it joins the network that reads files like this one.