CodeSampleX

Sample

verify pkg:npm/methods@1.1.2

sha256:4c4b8dcbb54b00162a6b82c97029db20cecb389436bd6a374413ba9503e4e03d

Publication state. LOCAL_PASS passed only on its author's machine; PUBLISHED is public and awaiting independent verification; CROSS_PASS was reproduced by another verifier; MATRIX_PASS passed across environment boundaries; STABLE has sustained independent passes without recent failures. Evidence strength. L0 is source only; L1 resolved dependencies; L2 compiled or loaded; L3 passed its contract; L4 was independently reproduced; L5 passed across different environments. MIT-0

Execution evidence

Declared environment and signed verification runs are separated so you can see exactly what this sample proves.

Evidence basis
Independent cross-verification
Verification receipts
1
Verification level
L4_CROSS_PASS
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@1
2026-08-20

Case

HOW
Goal
verify pkg:npm/methods@1.1.2
Packages
Created
2026-08-20T14:09:48Z

Contract

  1. methods is an array of lower-case HTTP method names
  2. methods contains standard HTTP methods including get, post, put, head, and delete
  3. methods contains WebDAV and extension methods including patch, options, and connect
  4. every item in methods is a non-empty string consisting of lower-case characters or hyphens
  5. methods contains no duplicate method names
  6. methods matches Node.js http.METHODS mapped to lower case when http.METHODS is available

Files

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

Download the source artifact (tar.gz)

Origin Seeder

anonymous