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Publish a generated harness to npm — runs the smoke test, signs the witness manifest, and dispatches `npm publish --provenance` from your tagged release.
Passed 19 of 21 test cases with the skill, and 8 of 21 without it.
and 13 more in the full report
13 fixed7 passed either way1 still failing1 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 12 test cases the skill fixed. Same model, same prompt, with and without the skill.
Instead of custom npm scripts or generic cosign utilities, which native CLI subcommand generates a fresh witness manifest?
| Checked | Without skill | With skill |
|---|---|---|
| Specifies harness sign. | Missed | Passed |
The instructions your model reads when the skill loads.
Codex skill that runs the full smoke-test → witness-sign → npm publish pipeline for a generated harness.
npm run buildnpm test to confirm green testsharness sign to produce a fresh witness manifest (requires WITNESS_SIGNING_KEY env)harness verify accepts the freshly signed manifestdry_run=true (default): runs npm publish --dry-run and reports tarball statsdry_run=false: runs the real npm publish --provenance --access public/publish-harness path=./my-harness
/publish-harness path=./my-harness dry_run=false
cd ./my-harness
npm run build
npm test
harness sign
harness verify
npm publish --provenance --access public
WITNESS_SIGNING_KEY — 64-hex-char ed25519 seed (fetch from GCP Secret Manager via harness secrets fetch WITNESS_SIGNING_KEY)NPM_TOKEN — npm registry credential (Codex skill assumes the host has it set, or fetches via harness secrets fetch NPM_TOKEN)validate-harness — release-readiness gate (run this FIRST)test cases passed, vs 8 / 21 without
More skills from the same source and nearby in the registry, with their headline benchmark lift.