evidence-based-development SKILL.md skillA

evidence-based-development from synaptiai/synapti-marketplace is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add synaptiai/synapti-marketplace/evidence-based-development@git:20261031.21b6797

Pins git:20261031.21b6797 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
synaptiai/synapti-marketplace
Path
plugins/flow/skills/evidence-based-development/SKILL.md
Versions recorded
6
Latest version
git:20261031.21b6797, committed Oct 31, 2026
First version recorded
Apr 16, 2026
Size
3,548 bytes
Repository stars
7
License
Apache-2.0

Enforce evidence-based claims through file:line citations, P1/P2/P3 prioritization proportional to evidence, and the ASSERTION/EVIDENCE/VERIFIED pattern for behavioral claims before any recommendation. Use when gathering evidence, presenting findings, or making development decisions. This skill MUST be consulted because confidence is not evidence, and ungrounded claims cause incorrect development decisions.

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

# Evidence-Based Development

## Iron Law

**Evidence before claims: if you haven't read the code, you don't know what it does.**

No recommendation without a citation. No behavioral claim without verification. Confidence is not evidence.

## Show Before Decide

Never propose a change without first showing the current state: "Here's what I found at `file.rb:42` → here's what I recommend → here's why."

## Citation Requirements

Every claim about code carries a `file_path:line_number` reference. When reviewing diffs, cite the file and the specific hunk. When reporting issues, show the exact code snippet.

## Finding Prioritization

All findings, review comments, and issues use P1/P2/P3. Every finding carries evidence (file:line, test output, runtime observation) proportional to its priority.

| Priority | Meaning | Action |
|----------|---------|--------|
| **P1** | Must fix — blocks merge, security issue, data loss risk, broken functionality | Fix before proceeding |
| **P2** | Should fix — logic error, missing edge case, test gap, convention violation | Fix in this PR |
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add synaptiai/synapti-marketplace/evidence-based-development@sha256:412a107c452e4f19

The line at the top of this page pins the label git:20261031.21b6797, 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_gisvdzyf6abts6ub.svg)](https://markdownregistry.com/a/art_gisvdzyf6abts6ub)

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

Versions

The registry has recorded 6 versions of this file, between Apr 16, 2026 and Oct 31, 2026, about one every 40 days.

versioncommittedcommitsizeaudit
git:20261031.21b6797 latest2026-10-31 21b6797 3,548 BA view · diff
git:20260909.67782552026-09-09 6778255 3,664 BA view · diff
git:20260519.d26d4192026-05-19 d26d419 4,910 BA view · diff
git:20260506.b1f0fef2026-05-06 b1f0fef 4,836 BA view · diff
git:20260416.c30ae092026-04-16 c30ae09 4,685 BA view · diff
git:20260416.1c272942026-04-16 1c27294 4,385 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 (3548 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

synaptiai/synapti-marketplace · 7 stars · license Apache-2.0 · pushed 2026-11-06 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_gisvdzyf6abts6ub
GET https://markdownregistry.com/api/v1/resolve?ref=synaptiai/synapti-marketplace/evidence-based-development
GET https://markdownregistry.com/api/v1/blob/412a107c452e4f196b1c6213fdbef6b7c6a0ac084803ef2001c9097b0b95c946

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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