DESIGN.mdA

DESIGN.md from backnotprop/product-engineering is a DESIGN.md file: the design rules coding agents follow in that repo.

Install it, pinned
mdr add backnotprop/product-engineering/DESIGN.md@git:20260826.bc53512

Pins git:20260826.bc53512 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 14 of 14 checks passed
Kind
DESIGN.md file
Repository
backnotprop/product-engineering
Path
DESIGN.md
Versions recorded
5
Latest version
git:20260826.bc53512, committed Aug 26, 2026
First version recorded
Aug 26, 2026
Size
2,756 bytes
Repository stars
25
License
Apache-2.0

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

# Design System: product-engineering

## Overview

This is a **generated system** (chosen, not observed) — selected 2026-08-26 from a
variant round; no prior implementation existed. Dials: Creativity 3 (type set well,
nothing else), Density 2 (generous space), Variance 1 (one repeating card pattern),
Motion 1 (static assets). Rationale: the repo's subject is restraint enforced by
process; the brand demonstrates it.

The brand is text, a quiet gradient, and space. There is no logo mark; the lowercase
wordmark "product engineering" set in Geist 600 is the identity.

## Colors

Dark ground is a radial gradient `#101114 → #23252B` from the top-left, read as a
light source, not a color. Light ground is `#FFFFFF → #F1F1EF` vertical with a
1px `#E8E8E6` border. Text steps: primary / muted / faint per frontmatter. There is
no accent color; if one is ever needed it is a single muted blue for links only.

## Typography

Wordmark and headlines: Geist 600, tracking −0.03em, lowercase. Body: Geist 400.
Names, modes, metadata: Geist Mono. In file-consumed SVG (GitHub embeds), webfonts do
not load; assets declare the fallback stack
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add backnotprop/product-engineering/DESIGN.md@sha256:790e0d8dec8810e3

The line at the top of this page pins the label git:20260826.bc53512, 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_lr2qezzwobb7ykpg.svg)](https://markdownregistry.com/a/art_lr2qezzwobb7ykpg)

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

Versions

The registry has recorded 5 versions of this file, all committed on Aug 26, 2026.

versioncommittedcommitsizeaudit
git:20260826.bc53512 latest2026-08-26 bc53512 2,756 BA view · diff
git:20260826.be582d42026-08-26 be582d4 2,689 BA view · diff
git:20260826.28047492026-08-26 2804749 2,627 BA view · diff
git:20260826.98894402026-08-26 9889440 2,586 BA view · diff
git:20260826.fdc4ed22026-08-26 fdc4ed2 2,437 BA view

Audit of the latest version

A  14 of 14 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Size between 200 bytes and 200 KB (2756 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

backnotprop/product-engineering · 25 stars · license Apache-2.0 · pushed 2026-08-30 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_lr2qezzwobb7ykpg
GET https://markdownregistry.com/api/v1/resolve?ref=backnotprop/product-engineering/DESIGN.md
GET https://markdownregistry.com/api/v1/blob/790e0d8dec8810e31e19031dd087981e09776e3b5f3e67024dbe3df55685f8ca

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: what DESIGN.md is and how agents use it · which agent file does what.

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