everyinc/compound-engineering-plugin · skills/ce-proof/SKILL.md

ce-proof skillA

ce-proof is agent-read markdown (skill) from everyinc/compound-engineering-plugin: Publish, read, comment on, or edit markdown in Proof. Use for Proof links, sharing specs/plans/drafts, or publish handoffs from planning workflows; avoid proofread, math, evidence, or proof-of-concept meanings..

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 everyinc/compound-engineering-plugin/ce-proof@git:20260911.f050478
Exact content
mdr add everyinc/compound-engineering-plugin/ce-proof@sha256:80cc09158db0a557

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_p4xiv44uzha3jiqw.svg)](https://markdownregistry.com/a/art_p4xiv44uzha3jiqw)

1 badge views in 30 days

Versions

versioncommittedcommitsizeaudit
git:20260911.f050478 latest2026-09-11 f050478 7,729 BA view · diff
git:20260911.1a9f16c2026-09-11 1a9f16c 7,712 BA view · diff
git:20260818.a2004962026-08-18 a200496 7,673 BA view · diff
git:20260815.4019eb12026-08-15 4019eb1 19,749 BA view · diff
git:20260801.1e90e0c2026-08-01 1e90e0c 17,757 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 (7729 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

everyinc/compound-engineering-plugin · 25,066 stars · license MIT · pushed 2026-09-14 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_p4xiv44uzha3jiqw
GET https://markdownregistry.com/api/v1/resolve?ref=everyinc/compound-engineering-plugin/ce-proof
GET https://markdownregistry.com/api/v1/blob/80cc09158db0a55718ac169fdd38c161af43b0bf1a38ab39d6c24d693dabe7e2