Sample
verify github.com/google/uuid.Validate in pkg:golang/github.com/google/uuid@v1.6.0
sha256:f148a823c827b5154d22632121058df2026477d994b89f1a0ceab8db107be977
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 windows 11 x64 go 1.26 go go 1
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
- verify github.com/google/uuid.Validate in pkg:golang/github.com/google/uuid@v1.6.0
- Packages
- Symbols
-
- github.com/google/uuid.Validate
- Environment
- go 1.26.5
- Created
- 2026-08-19T04:17:55Z
Contract
- uuid.Validate accepts valid standard 36-character hyphenated UUID strings without error
- uuid.Validate accepts valid 32-character hexadecimal UUID strings without error
- uuid.Validate accepts valid curly-braced UUID strings without error
- uuid.Validate accepts valid URN format UUID strings starting with urn:uuid:
- uuid.Validate returns error for strings with invalid length
- uuid.Validate returns error for strings containing invalid non-hexadecimal characters
- uuid.Validate returns error for strings with incorrectly placed hyphens
Files
- PROMPT.md
- csx.json
- go.mod
- go.sum
- main.go
- spec.json
- test/contract.go
Origin Seeder
anonymous