CodeSampleX

Sample

verify pkg:npm/builder-util-runtime@9.7.0

sha256:f9aa9a26272d7edfe8e39dff390cda41e4f976ca348dd6f9f90a1b0fcbc54c93

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 linux 24 · ubuntu · glibc 2.39 x64 npm

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…
2026-08-23

Case

HOW
Goal
verify pkg:npm/builder-util-runtime@9.7.0
Packages
Created
2026-08-23T13:43:53Z

Contract

  1. CancellationToken tracks cancelled state and propagates cancellation from parent tokens to child tokens
  2. CancellationToken.createPromise resolves successfully or rejects with CancellationError when cancelled
  3. parseXml parses XML hierarchy, attributes, and CDATA blocks into navigable XElement trees
  4. UUID v5 generates deterministic RFC 4122 v5 UUIDs from namespace and name inputs
  5. deepAssign recursively merges object properties and deduplicates arrays while ignoring prototype pollution keys
  6. parseDn and mapToObject parse RFC 2253 distinguished name strings into key-value maps and plain objects
  7. objectToArgs and asArray helper utilities transform parameters safely
  8. MemoLazy lazily computes and memoizes values based on selector cache invalidation

Files

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

Download the source artifact (tar.gz)

Origin Seeder

anonymous