shipping-artifacts

shipping-artifacts is a skill for Claude Code, Codex from SathiaAI/adversarial-review. It costs 40 tokens per session (648 once invoked), scanned A, original, MIT.

An evidence-checking practice for software changes. Each claim about tests, reviews, safety, or correctness is shipped with a record that another person can inspect.

In plain words
What is it for?
Use it when finishing a change or reporting a result to attach test output, comparisons with a base run, review records, or tamper-evident records where applicable.
Why use it?
It prevents unsupported statements such as “the tests pass” or “there are no regressions.” Reviewers can verify the result without relying on an agent’s explanation or repeating all of its reasoning.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one. Also seen: mentions AGENTS.md.

Good fit Use it when finishing a change or reporting a result to attach test output, comparisons with a base run, review records, or tamper-evident records where applicable.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/sathiaai/adversarial-review/shipping-artifacts
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add SathiaAI/adversarial-review --skill shipping-artifacts
Clone the repo
git clone --depth 1 https://github.com/SathiaAI/adversarial-review

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for shipping-artifacts

README.md
[![agentmods](https://agentmods.dev/badge/skills/sathiaai/adversarial-review/shipping-artifacts/github.svg)](https://agentmods.dev/skills/sathiaai/adversarial-review/shipping-artifacts)
Your own site
<a href="https://agentmods.dev/skills/sathiaai/adversarial-review/shipping-artifacts"><img src="https://agentmods.dev/badge/skills/sathiaai/adversarial-review/shipping-artifacts/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for shipping-artifacts

Your own site · 80×15
<a href="https://agentmods.dev/skills/sathiaai/adversarial-review/shipping-artifacts"><img src="https://agentmods.dev/badge/skills/sathiaai/adversarial-review/shipping-artifacts.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 40 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 648 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00040 $0.00648
Opus 5.5 $0.00016 $0.00259
Sonnet 5.5 $0.00008 $0.00130
Haiku 4.5 $0.00004 $0.00065

Measured 1mo ago against content hash 2579bad57ecd, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

shipping-artifacts scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 1mo ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

skills/shipping-artifacts/SKILL.md · 41 lines

How it starts

The opening of the file, as written. The whole thing — 41 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Shipping artifacts

A claim without an artifact a skeptic would accept is an opinion. This project's whole premise is "is this change correct?" answered with evidence, not model self-assurance — so hold yourself to the same bar.

The rule

When you assert something is done, correct, safe, or passing, attach the artifact that lets someone else confirm it without rerunning your reasoning:

Claim Artifact that ships with it
"Tests pass" The suite's N passed, M failed line, and — for a change that could regress others — the byte-identical fail-set vs the base branch (prove the deltas are yours or nobody's).
"No regressions" A baseline run of the unchanged base plus your run; a diff of the two fail-sets.
"The verdict is X" The run dir under .adversarial-review/ — the immutable audit record — and the aggregate.py-computed verdict.json, never a hand-authored verdict.
"It's tamper-evident" The compute_attestation() digest (and a detached signature when --sign is used).
"It was reviewed" The adversarial-review run's verdict, attached to the PR, at the stated tier.
"A behavior holds" An offline test that asserts the observable outcome and the failure path, not a mocked success.

Discipline

  • Determinism. An artifact you cite must be reproducible: same inputs → same artifact. No Date.now, unsorted iteration, or unrecorded RNG in anything recorded.
  • No secrets in artifacts. Keys never land in run dirs, tests, logs, or docs.
  • Honest status. If a check could not run (a missing permission, an unavailable binary), the artifact records BLOCKED / unknown — never a faked pass. A BLOCKED verdict from an honest gap is a correct artifact; a green one you can't back is a lie that outlives you.
  • The sandbox is not storage. A build environment can vanish, so don't let keepable work live only in a scratch dir. But push only when you have explicit authorization to push — this repo makes that non-negotiable (see AGENTS.md). Where you may push, do it the same turn you commit; where you may not, keep the work safe another way (a durable clone, a patch) and hand the commit to whoever merges. The durable artifact is the recorded commit, not the scratch copy.

Read the full file on GitHub · 41 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 1mo ago First seen · 41 lines · 40 tokens per session scan A 2579bad57ecd

Subscribe to this mod's changes

shipping-artifacts is a skill published in the GitHub repository SathiaAI/adversarial-review (3 stars, last pushed 3d ago), licensed MIT. It adds 40 tokens to every session and 648 once invoked, about $0.0002 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-09-13.

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