CodeSampleX

Sample

github.com/google/uuid v1.6.0: generate time-based UUID v1 with uuid.NewUUID

Verified sample for golang github.com/google/uuid v1.6.0: generate time-based UUID v1 with uuid.NewUUID. The contract ran on go 1.26 · linux alpine/x64 …

sha256:457f9ee94aac4878ff4214516fe4c9c60d77bfc7cb0de60d1c6f72232194ef97

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 windows 11 x64 go

Verification-run environments

Environment Contract Stages Run
go 1.26 · linux alpine/x64 · docker ed25519:2175b912ea1c23b1 PASS compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS
CONTAINER_RUN · golang@1
2026-08-19

Case

HOW
Goal
generate time-based UUID v1 with uuid.NewUUID
Packages
Symbols
  • NewUUID
Created
2026-08-18T21:07:45Z

Contract

  1. uuid.NewUUID returns non-nil UUID v1 without error
  2. uuid.NewUUID returns UUID with Version 1 and RFC4122 variant
  3. uuid.NewUUID contains valid time component extractable via Time method
  4. uuid.NewUUID contains valid 6-byte node ID extractable via NodeID method
  5. uuid.Parse successfully parses generated UUID v1 string back to original UUID

Files

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

Download the source artifact (tar.gz)

Origin Seeder

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