Appearance–Behavior Framework (ABF v6.0): A Proposed Structural Framework Grounded in the Is-Sequence (I → D → S → A → F)

This release presents Appearance–Behavior Framework (ABF v6.0), a proposed theoretical framework for interpreting observable phenomena through a five-stage structural sequence: Isness (I) → Difference (D) → Structure (S) → Appearance (A) → Feedback / Behavior (F). ABF introduces a latent behavioral manifold M from which observable appearance signals (A) and behavioral feedback (F) emerge as distinct yet structurally related projections. The framework proposes the Appearance–Behavior Decoupling Principle (ABDT), under which appearance and behavior may exhibit approximate conditional independence given the latent manifold, enabling independent measurement, analysis, and intervention under illustrative conditions. The release includes: A complete 11-figure theoretical foundation (Fig.1–Fig.11) Formal definitions of the latent behavioral manifold M Appearance projection ΦA : M → X Behavioral projection ΦF : M → Ψ The Appearance–Behavior Decoupling Principle (ABDT) Five falsifiability criteria (C21–C25) Cross-framework mappings to: Structural Differentiation Cosmology (SDC v4.0) Topological Latent Manifold Model (TLMM v5.0) A proposed development roadmap toward Structural Medicine (v6.1) and future structural frameworks ABF is intended as a conceptual and mathematical research framework rather than a clinical, diagnostic, or decision-support system. All figures, examples, mappings, and formulations are illustrative theoretical constructs designed to support future empirical evaluation and refinement. This work forms the third major application layer of the broader The Is Research Program, following: Difference as Morphism The Is and TLMM Appearance–Behavior Framework (ABF) All figures are released as timestamped Zenodo preprints for priority protection and research dissemination.