hello-world is agent-read markdown (skill) from muthuishere/toolnexus: A tiny example skill. Use when you want to see how skill loading (progressive disclosure) works end to end..
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.
What the file says
# Hello World Skill
This is the skill body. When the model calls the `skill` tool with
`{ "name": "hello-world" }`, everything below the frontmatter is injected into the
conversation, along with a sampled list of files in this directory.
## Steps
1. Read `scripts/greet.sh` in this skill's base directory.
2. Run it with the user's name.
3. Report the greeting back.
Relative paths (like `scripts/greet.sh`) are resolved against the base directory
printed in the tool output.
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.
GET https://markdownregistry.com/api/v1/artifacts/art_4su2o3xt42f3r5wi
GET https://markdownregistry.com/api/v1/resolve?ref=muthuishere/toolnexus/hello-world
GET https://markdownregistry.com/api/v1/blob/993feea49f5ffb77c188526bc6a551c2180a8c688c1d9d354e4807e4dc51e409
Your agent does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.
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