CodeSampleX

Sample

verify pkg:npm/%40babel/helper-string-parser@7.29.7

sha256:b9ecaa1ea0b3e77b5510d9a3fe102cd5581f4da9785d1cbd3f249493a4f24004

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@1
2026-08-21

Case

HOW
Goal
verify pkg:npm/%40babel/helper-string-parser@7.29.7
Packages
Environment
node 22.23.2
Created
2026-08-21T09:32:18Z

Contract

  1. Package exports readStringContents, readInt, and readCodePoint utility functions
  2. readStringContents parses double-quoted, single-quoted, and template string literals with escape sequences
  3. readStringContents tracks line numbers and positions across multiline template literals
  4. readStringContents reports error callback when string literal is unterminated
  5. readInt parses integer values with radix and length constraints
  6. readCodePoint decodes standard 4-digit and variable-length braced unicode escape sequences
  7. Module helper functions execute string parsing, integer parsing, and unicode decoding with error handling

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