Individual skill

verify-this

Prove a concrete behavior, performance, UI, CLI, API, or memory claim with fresh baseline-versus-treatment evidence and one explicit verdict. Use when asked to verify, prove, compare before and after, show evidence, or confirm that a fix works. Do not use for vague claims such as cleaner code, a full plan-based release verification, or a known bug that needs a red-to-green reproducer.

skills/development/verify-this/SKILL.md

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Last checked
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Repository last updated
Nov 7, 2026
License
MIT

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# Verify This

Verification is a falsifiable comparison, not a recap of what the agent believes
it changed. Turn one claim into a measurable check and preserve enough evidence
for another agent to repeat it.

## Workflow

1. Restate the claim as a condition, metric, and threshold. If the claim cannot
   be measured, ask for a measurable form or classify it as `INCONCLUSIVE`.
2. Select the smallest local surface that can disprove it.
3. Capture a baseline from the parent commit, merge base, current failing
   reproducer, or unchanged fixture.
4. Capture treatment with the same command, data, warmup, environment, and