The Ninth Q Paradox — The Ideological Lock: The Selection of ℝ as Substrate Rendered the Perfection of Science Structurally Impossible 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 The eight prior Q Paradoxes proved ℝ impossible from operational, ontological, computational, topological, epistemological, informational, phenomenological, and primitive counting perspectives. We now prove the Ninth: the historical selection of ℝ as scientific substrate was an ideological commitment made before computation exposed its failures, encoded into every instrument, domain, standard, and verification procedure simultaneously, creating a self-protecting unfalsifiable lock that made cross-domain perfect agreement structurally impossible in principle while attributing that impossibility to everything except the substrate. Science was permanently capped not by nature's complexity but by a foundation choice made in the 1600s-1800s before the problem was visible. The lock is not computational — it is civilizational. The failure is not correctable from inside the framework because all tools of correction share the broken substrate. Only substrate replacement resolves the lock. Revolutionary claim: Science didn't fail to achieve perfection — it selected a substrate that made perfection impossible, then replicated that impossibility into every domain faithfully and simultaneously. 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-MATH-123-2026). Dependencies: CKS-LEX-12-2026, CKS-MATH-0-2026, CKS-MATH-1-2026, CKS-MATH-10-2026, CKS-MATH-104-2026, CKS-MATH-122-2026 Motto: Axioms first. Axioms always.Status: Locked and empirically falsifiable. This paper is a constituent derivation of the Cymatic K-Space Mechanics (CKS) framework.