Velune Trace v0.4.0

Velune Trace v0.4.0

Local Evidence and Private Baseline Preview.

Included

• Local MCAP inspection
• Timing profile generation
• Reproducible evidence-window extraction
• Versioned Core Report Bundles
• Core Bundle compatibility validation
• Pairwise Core Bundle comparison
• Private Baseline Python APIs
• Local evaluation reports
• JSON source-of-truth artifacts
• Bounded Markdown summaries

Release validation

• 316 automated tests passed
• Test suite passed without a tracked sample MCAP
• Test suite passed in a fresh Python virtual environment
• ROS Python path was excluded from validation
• Four exact dependency versions were recorded
• Sample MCAP creation passed
• Local Validation Report generation passed
• Six required Core Report artifacts were verified

Previously measured evidence

• 10.7GB large-log benchmark
• Approximately 9.2 million indexed events
• Initial index construction measured separately from retrieval
• Real-derived Core Bundle validation
• Private Baseline Service E2E validation

Product boundary

Velune Trace does not automatically determine:

• root cause
• fault or liability
• safety or severity
• normality or superiority
• regression or improvement

Velune Trace finds and structures evidence.
Engineers make the conclusion.

Release identity

• Source commit: a7c9693531ea4c954f65419d49577b2a8d604fca
• Source Tree OID: 143a26974ae10fbde800b7822d390cca05447399
• Package SHA-256: d719e7d03be8a6963c3e2141b846064c56805d9b2c288dc6683bfa86ebc83ad6

Download assets

• velune-trace-v0.4.0.zip — downloadable Velune Trace package
• SHA256SUMS — archive SHA-256 verification record
• velune-trace-v0.4.0.release-manifest.json — packaged-file integrity manifest

Verify the downloaded package before extracting it:

sha256sum -c SHA256SUMS

Continue only when the result reports:

velune-trace-v0.4.0.zip: OK