CodeSampleX

Sample

verify pkg:golang/github.com/fsnotify/fsnotify@v1.9.0

sha256:991b234b72e82e2877d88a6dce99be1d13f8fa4401162b6a9ab863460c08da2e

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 go 1.26 linux 24 · ubuntu · glibc 2.39 x64 go 1.26 go go 1

Verification-run environments

Environment Contract Stages Run
go 1.26 · linux alpine/x64 · docker ed25519:c1973797be207ac4 PASS compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS
CONTAINER_RUN · golang@1		 2026-08-20

Case

HOW
Goal
verify pkg:golang/github.com/fsnotify/fsnotify@v1.9.0
Packages
Environment
go 1.26.6
Created
2026-08-20T13:11:27Z

Contract

  1. NewWatcher initializes a file watcher instance
  2. Add and Remove dynamically update the watcher path list
  3. Watcher detects file creation events
  4. Watcher detects file write and modification events
  5. Watcher detects file removal events

Files

  • PROMPT.md
  • csx.json
  • fsnotify_sample.go
  • go.mod
  • go.sum
  • spec.json
  • test/contract_test.go

Download the source artifact (tar.gz)

Origin Seeder

anonymous