Lean 4 formalization of the contextual structural explainability layer.

Lean 4 formalization of the Governance Boundary.

Lean 4 formalization of Accountable Entities (AE): six named entity kinds and their mapping to six identity regimes.

Interactive decision tree for classifying objects into Structural Explainability identity and persistence regimes.

Documentation site for Structural Explainability.

Authoritative specification of Contextual Evidence & Explanations (CEE).

Authoritative specification of Structural Explainability (SE).

Authoritative specification of Governance Boundary (GB).

Lean 4 formalization of the necessary and sufficient identity-and-persistence regimes for neutral accountability substrates.

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 contextual structural explainability layer.

Authoritative specification of Accountable Entities (AE).

Lean 4 formalization of the Evolution Protocol schemas.

Canonical SE_MANIFEST.toml schema for Structural Explainability; dependency-free base layer for manifest validation.

Authoritative specification of the Evolution Protocol (EP).

Lean 4 formalization of the exchange protocol schemas.

Administrative tooling and automation for enforcing Structural Explainability (SE) standards across repositories.

Invariant primitives and structural constants for the Structural Explainability (SE) ecosystem.

Lean 4 formalization of the neutral structural substrate for Structural Explainability, defining admissibility, separation, and substrate invariants independent of identity regimes.

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.