heygen-com/hyperframes · .claude/skills/motion-doctrine/SKILL.md

motion-doctrine skillA

motion-doctrine is agent-read markdown (skill) from heygen-com/hyperframes: GATEWAY — load FIRST before composing any HyperFrames animation or video. The high-level motion law that makes a multi-scene video feel like ONE continuous camera move instead of a stack of independently-animated slides. Covers the vector law (how you exit determines how you enter, incl. the Z scale-sign rule), the film's current, carrier elements, causal motion, the Seam Gate (build-gate enforcement), the ban on idle wobble (motion must PERFORM, not breathe), stillness-before-climax, and the su.

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 heygen-com/hyperframes/motion-doctrine@git:20260910.8820a01
Exact content
mdr add heygen-com/hyperframes/motion-doctrine@sha256:d4d20aa33a577841

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.

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Versions

versioncommittedcommitsizeaudit
git:20260910.8820a01 latest2026-09-10 8820a01 11,936 BA view · diff
git:20260716.e96ebd72026-07-16 e96ebd7 11,909 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 (11936 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

heygen-com/hyperframes · 48,987 stars · license Apache-2.0 · pushed 2026-09-11 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_jsfltwibz6zjfy6b
GET https://markdownregistry.com/api/v1/resolve?ref=heygen-com/hyperframes/motion-doctrine
GET https://markdownregistry.com/api/v1/blob/d4d20aa33a57784154ffe55b83424037842269e59cc1e821c1b18bd541877142