Lean 4 formalization of the contextual structural explainability layer.
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Updated
May 1, 2026 - Lean
Lean 4 formalization of the contextual structural explainability layer.
Documentation site for Structural Explainability.
Paper establishing that for an ontological substrate to remain neutral and stable under allowable frameworks that include persistent disagreement, causal or normative commitments cannot be part of the substrate itself.
Lean 4 formalization of the neutral structural substrate for Structural Explainability, defining admissibility, separation, and substrate invariants independent of identity regimes.
Administrative tooling and automation for enforcing Structural Explainability (SE) standards across repositories.
Authoritative specification of Governance Boundary (GB).
Structural Explainability mapping examples for Grade 8 mathematics (CTX -> NOR), including NAEP, CCSS, and international systems, includes validation and coverage matrix generation.
Lean 4 formalization of the Governance Boundary.
Authoritative specification of Accountable Entities (AE).
Interactive decision tree for classifying objects into Structural Explainability identity and persistence regimes.
Authoritative specification of Structural Explainability (SE).
Lean 4 formalization of the necessary and sufficient identity-and-persistence regimes for neutral accountability substrates.
Language-neutral, data-first contract for accountable records, verifiable exports, conformance reports, subject mappings, and package-based verification.
Provides generic contract loading, resolution, and validation machinery for Structural Explainability contract repositories.
Lean 4 formalization of Accountable Entities (AE): six named entity kinds and their mapping to six identity regimes.
Judicial accountable record system for opinions, claims, holdings, citations, dependencies, and later treatment.
Structural Explainability education mathematics mapping patterns and NOR (ACU) definitions for cross-system alignment (CTX -> NOR).
Lean 4 formalization of Structural Explainability integration, composing substrate and identity regimes into cross-cutting theorems, traceability, and system-level invariants.
Invariant primitives and structural constants for the Structural Explainability (SE) ecosystem.
Lean 4 formalization of the exchange protocol schemas.
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