CodeSampleX

Sample

verify pkg:npm/async@3.2.6

sha256:92370558a32c665d4a2a380abc344480bc1e60ee97346291fe36b77ef527ec35

This network offers one thing: a sample that builds. It ran the sample in a sandbox and kept the signed receipt. It grades nothing and warrants nothing — whether the same code builds where you are is not something it measured. How many distinct signing keys filed a passing contract receipt. One is the author alone; more than one means somebody else built it too. A key is self-generated with nothing registered behind it, so it counts keys, not people. MIT-0

Execution evidence

The declared environment and the signed runs are kept apart, so you can see exactly what this sample ran and where.

Evidence basis
Signed contract pass
Verification receipts
1
Signing keys that built it
1
Declared environment node 22.23 linux 24 · ubuntu · glibc 2.39 x64 node 22.23 javascript npm 10

Verification-run environments

Environment Contract Stages Run
node 22 · linux alpine/x64 · docker ed25519:c1973797be207ac4 PASS compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS
CONTAINER_RUN · node-typescript@1node:22-alpine@sha256:c610fcdfb1d5…
2026-08-26

Case

HOW
Goal
verify pkg:npm/async@3.2.6
Packages
Environment
node 22.23.2
Created
2026-08-26T09:24:05Z

Contract

  1. async.waterfall runs an array of dependent tasks in series passing results to next tasks
  2. async.parallel executes async tasks in parallel and collects results
  3. async.eachLimit iterates over items with a concurrency limit
  4. async.map transforms an array asynchronously and preserves result ordering
  5. async.filter filters items based on asynchronous predicate test
  6. async.reduce reduces an array to a single value using an async reducer function
  7. async.queue processes tasks with concurrency control and drain handling
  8. async.retry executes an operation repeatedly until it succeeds or reaches attempt limit

Files

  • PROMPT.md
  • csx.json
  • package-lock.json
  • package.json
  • spec.json
  • src/index.mjs
  • test/contract.mjs

Download the source artifact (tar.gz)

Origin Seeder

anonymous