papercut-build SKILL.md skillA

papercut-build from 0xs4n4tg/papercut-explainer is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add 0xs4n4tg/papercut-explainer/papercut-build@git:20261016.ff8223a

Pins git:20261016.ff8223a in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
0xs4n4tg/papercut-explainer
Path
skills/papercut-build/SKILL.md
Versions recorded
3
Latest version
git:20261016.ff8223a, committed Oct 16, 2026
First version recorded
Oct 13, 2026
Size
7,555 bytes
Repository stars
167
License
MIT

Build and render a papercut episode from a storyboard with the library. Scaffolds the project, builds scenes with parallel agents, assets and audio, renders the mp4, then harvests reusables. Use for "build the reel", "scaffold an episode", "rebuild scene 4", "render it".

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Papercut build

Build every episode on the library instead of writing a Remotion project from scratch. Read `library/README.md` once.

## Preflight

- Install: **Standard** or Full. Needs the library, node 20+, npm, ffmpeg, Python tools (numpy, Pillow, soundfile) and Chrome or Chromium for the audio render. Probe with the commands in `papercut-explainer`; if something is missing, run `./install.sh --doctor` and hand over to `papercut-setup`.
- Library: `$PAPERCUT_LIB`, else the `PAPERCUT_LIB=` line in `~/.config/papercut-explainer/config.env`, else ask once. With no library at all, build from the sketches in `../papercut-explainer/references/remotion-recipes.md`.
- Load the Remotion best-practices skill first (`remotion-best-practices`, from the Remotion plugin, or `npx skills add remotion-dev/skills -g -y -a <your harness id>`; `install.sh --mode standard` does this) and follow its routing for markup, captions and the Studio.
- Needs `papercut/STORYBOARD.md` and `narration/script.json` from the earlier stages.
- Smoke test of the whole toolchain: `library/tools/selftest.sh` builds `examples/hello-reel/` in a throwaway folder and renders one still.

## 1. Scaffold

```
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add 0xs4n4tg/papercut-explainer/papercut-build@sha256:ddf947992d56c4bd

The line at the top of this page pins the label git:20261016.ff8223a, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_zogu3cly6nzhcngb.svg)](https://markdownregistry.com/a/art_zogu3cly6nzhcngb)

1 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 3 versions of this file, between Oct 13, 2026 and Oct 16, 2026, about one every 2 days.

versioncommittedcommitsizeaudit
git:20261016.ff8223a latest2026-10-16 ff8223a 7,555 BA view · diff
git:20261015.7b223aa2026-10-15 7b223aa 7,274 BA view · diff
git:20261013.1bd27852026-10-13 1bd2785 7,081 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the 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 (7555 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

0xs4n4tg/papercut-explainer · 167 stars · license MIT · pushed 2026-10-17 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_zogu3cly6nzhcngb
GET https://markdownregistry.com/api/v1/resolve?ref=0xs4n4tg/papercut-explainer/papercut-build
GET https://markdownregistry.com/api/v1/blob/ddf947992d56c4bdbac562a62bc7673555f35e8baa94c586f7b6e2acfa5c5593

Your AI assistant 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.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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