Why "Correct" Ideologies Freeze Societies: A UPCT-Based Structural Analysis of Ideological Crystallization from Antiquity to the 20th Century

“Correct” ideologies fail not because they are immoral, but because they are structurally lawful.UPCT reframes ideological collapse as a phase transition: single-metric optimization freezes generative society. Highlights Ideology is modeled as a single-metric optimization engine (S) operating on society as a generative system (Φ). UPCT predicts a monotonic decline of resilience as optimization pressure increases, culminating in critical irreversibility. Marxism, nationalism, neoliberalism, and technocratic capitalism differ in metrics, yet share an isomorphic feedback structure. Historical ideological conflicts are reinterpreted as repeated attempts to install a “correct S,” producing structural crystallization over time. The paper proposes a post-ideological criterion: not “which ideology is right,” but which designs preserve Φ. Abstract This paper asks why “correct” ideologies—often launched as moral or rational corrections—so frequently generate rigidity, polarization, and eventual collapse. Conventional explanations emphasize leadership failure, ethical deficit, or cultural immaturity. Here we propose a structural alternative: ideological breakdown is not primarily a moral failure but a dynamical consequence. Using Universal Phase Crystallization Theory (UPCT), we model society as a generative system composed of three interacting layers: Φ (generativity), G (institutional structure), and S (stabilized metrics). An ideology is defined as a governance mechanism that persistently optimizes a chosen S. This optimization reorganizes G to favor metric production, thereby compressing Φ. As optimization pressure rises, generative degrees of freedom and resilience decline monotonically, approaching a critical threshold where recovery becomes impossible. We apply this framework to the long arc of ideological history from antiquity to the 20th century, showing that major ideological oppositions are structurally isomorphic despite opposing values. The central implication is post-ideological: sustainable societies require not a new “correct metric,” but architectures that preserve generativity—i.e., design principles that prevent irreversible social crystallization. Author’s Related Works (UPCT Series and Theoretical Foundations) Ohumi, K. (2025). Manifesto of the Life OS: The "It from Wave" Philosophy. Zenodo. https://doi.org/10.5281/zenodo.18106437 Ohumi, K. (2025). A Sampling-Theoretic Reinterpretation of Quantum Uncertainty and Wave Function Collapse. Zenodo. https://doi.org/10.5281/zenodo.18004579 Ohumi, K. (2025). Observation as Operational Crystallization: Resolving Quantum Paradoxes. Zenodo. https://doi.org/10.5281/zenodo.18220191 Ohumi, K. (2025). It from Wave: Phase Propagation as Physical Basis of Information. 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