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Releases: Semantic-Infrastructure-Lab/SIL

v2.0.0 - Apache 2.0 License Migration

01 Dec 15:36

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License Change

This release marks the migration from MIT to Apache 2.0 license.

What Changed

  • License: MIT → Apache 2.0
  • Copyright: Updated to 'Semantic Infrastructure Lab Contributors'
  • Citation: Added CITATION.cff for academic citation

Why Apache 2.0?

  • ✅ Patent protection for contributors and users
  • ✅ Better suited for research lab positioning
  • ✅ Clear contributor license terms
  • ✅ Industry standard for serious open source research

Compatibility

Apache 2.0 is fully compatible with MIT - both are permissive licenses. This change does not affect:

  • Commercial use
  • Modification rights
  • Distribution rights
  • Attribution requirements

Benefits

  • Patent grant protects both creators and users
  • Defensive termination clause
  • Professional research positioning
  • Clear legal framework for contributions

v1.0.1: Critical Definition Fixes

26 Nov 07:38

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SIL v1.0.1 - Critical Definition Fixes

Patch release addressing two missing definitions identified in systematic document review.

Changes

Added

  • Semantic Contract definition in Glossary - Unifying concept for operator/transformation contracts
  • Workflow Versioning requirement in Charter Section 9.1 - Brings workflows in line with versioning policy for all semantic objects

Fixed

  • Manifesto: Added footnote clarifying "semantic contract" usage
  • Charter Section 5.7: Updated query to include workflow version
  • Charter Section 7: Added cross-reference to semantic contract definition
  • Charter Section 14.1: Added workflows to semantic versioning list
  • Glossary: Updated Workflow definition to include versioning

Impact

  • Workflow Versioning: Enables tracking workflow evolution, proper replay semantics, and provenance correctness
  • Semantic Contract: Clarifies foundational term used throughout specification

Validation

Systematic review of 16 potential improvements:

  • ✅ 2 real gaps (fixed in this release)
  • ❌ 11 false positives (docs correct as-is)
  • ⚠️ 2 optional enhancements (deferred to future releases)
  • ✅ 1 implementation detail (deferred to implementation phase)

Compatibility

No breaking changes. This is a clarification release - all existing interpretations remain valid.

Files Changed

  • docs/canonical/SIL_GLOSSARY.md
  • docs/canonical/SIL_TECHNICAL_CHARTER.md
  • docs/canonical/SIL_MANIFESTO.md

Total: 3 files changed, 33 insertions(+), 4 deletions(-)