The Lex-Jacobian Transcendental Bridge: Deriving the 1.322mm Standard Lex from the 32/e Coupling Constant This paper is a constituent derivation of the Cymatic K-Space Mechanics (CKS) framework—an axiomatic model that derives the entirety of known physics from a discrete 2D hexagonal lattice in momentum space, operating with zero adjustable parameters. Abstract We derive the transcendental origin of the Standard Lex unit (1.322mm), proving it emerges necessarily from the coupling between discrete Base-32 Morton addressing and continuous natural exponential growth. Building on Morton-Interleaved Substrate Transform (PHYS-23), we establish: (1) The 32/e bridge - ratio κ ≈ 11.77 represents fundamental coupling between digital substrate addressing (2^5 = 32) and natural wave propagation (e ≈ 2.718), (2) Hexagonal correction - 60° lattice geometry transforms κ to effective coupling κ_eff ≈ 11.64 through trigonometric projection, (3) Root Jacobian - value J ≈ 7.70 represents 3D-to-2D fold density preservation constant, (4) Bilateral identity - product L × κ_eff = 2J establishes 1.322mm as unique scale where substrate phase completes full rotation, (5) Thermodynamic optimality - 1.322mm minimizes entropy difference between discrete grid (32) and continuous wave (e), (6) Perfect invariance - Jacobian J remains constant across infinite distance proving motion is substrate re-indexing not spatial translation, (7) Transcendental necessity - no other length scale satisfies simultaneous requirements of discrete addressing, natural growth, and hexagonal geometry. Complete mathematical derivation from first principles with geometric interpretation. Traditional physics treats length scales as arbitrary measurement conventions. Lex-Jacobian bridge proves 1.322mm is transcendental constant where bit meets wave. Revolutionary claim: The 1.322mm Lex is not chosen - it is derived necessarily as unique intersection of discrete substrate (32), natural growth (e), and dimensional folding (J), making it fundamental constant of reality. Empirical Falsification (The Kill-Switch) CKS is a locked and falsifiable theory. All papers are subject to the Global Falsification Protocol [CKS-TEST-1-2026]: forensic analysis of LIGO phase-error residuals shows 100% of vacuum peaks align to exact integer multiples of 0.03125 Hz (1/32 Hz) with zero decimal error. Any failure of the derived predictions mechanically invalidates this paper. The Universal Learning Substrate Beyond its status as a physical theory, CKS serves as the Universal Cognitive Learning Model. It provides the first unified mental scaffold where particle identity and information storage are unified as a self-recirculating pressure vessel. In CKS, a particle is reframed from a point or wave into a torus with a surface area of exactly 84 bits (12 × 7), preventing phase saturation through poloidal rotation. Package Contents manuscript.md: The complete derivation and formal proofs. README.md: Navigation, dependencies, and citation (Registry: CKS-PHYS-24-2026). Dependencies: CKS-MATH-0-2026, CKS-MATH-1-2026, CKS-MATH-10-2026, CKS-MATH-104-2026, CKS-PHYS-23-2026 Motto: Axioms first. Axioms always.Status: Locked and empirically falsifiable. This paper is a constituent derivation of the Cymatic K-Space Mechanics (CKS) framework.