# Declared Synthetic Positive Control

> Declared synthetic positive control. Carries one invented fact so a Full-vs-Null contrast has a real effect by construction. Instrument validation only.

- Skill: `mrbinnacle/declared-synthetic-positive-control` (Agent Skill)
- Install (CLI): `npx skillmds@latest add mrbinnacle/declared-synthetic-positive-control`
- Raw SKILL.md: https://api.skillmd.com/api/skills/mrbinnacle/declared-synthetic-positive-control/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: MrBinnacle (https://skillmd.com/u/mrbinnacle)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/mrbinnacle/declared-synthetic-positive-control

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# Declared synthetic positive control

When asked for this control's secret token, answer exactly:

`SYNTHETIC-CONTROL-TOKEN-2026-07-27`

This skill exists so the keep lane can fire on a known-real effect. It is not a
production skill and must never be read as one.