Modern physics often describes cosmic expansion, quantum phase, detector records, boundary response, and empirical failure through separate interpretive languages. This essay asks whether these domains can instead be understood as different ways in which physical structure becomes manifest under boundary conditions. It develops phase-background realism: a restrained ontology in which phase is neither a merely formal parameter nor a confirmed hidden entity, but a role through which expansion, material response, measurement, durable records, and interface behavior can be read together. The argument uses the CHC framework as a case study for organizing these pressures while keeping exact identities, compatibility results, partial diagnostics, blocked inputs, and reproducible failures evidentially distinct. The result is a philosophical grammar for thinking about unity, manifestation, and record formation across heterogeneous domains of physics.
Mingoo Kim (Mon,) studied this question.