This article develops a critical–propositive reading of The Unified Proof Set: Bridging Quantum Mechanics, General Relativity, and Mathematical Harmony through the Equation of Relational Unity, by Eliahi Priest, confronting its proposal of “relational unity”—aimed at harmonizing quantum mechanics, general relativity, and mathematical structure—with the foundational and recent bibliography of the Theory of Objectivity (TO). We argue that the UPS exhibits meaningful convergences with TO by privileging relations over isolated entities and by seeking a unifying structure prior to effective physical models. However, when subjected to the modal discipline of TO’s Seven Axioms, decisive ontological tensions emerge: (i) the absence of an explicit ontology of Nothingness as a primitive and eternal mathematical essence; (ii) the potentially contingent status of the unifying principle/“equation” when it is not deduced from necessary axioms; and (iii) the distinction between an implicit cosmology and a deductive cosmology grounded in a pre-temporal foundation. TO is presented as an ontological discipline, not as a competing research program meant to replace contemporary physics. The paper maintains that any model coherent with a possible universe must rest upon a logically, ontologically, and scientifically necessary basis—a requirement reinforced by independent, AI-assisted assessments, which also proposed operational bridges for testability and predictability concerning TO’s phenomenic elements and cosmological eras. We further stress that TO is not merely philosophical: it claims to demonstrate, through a proprietary mathematical language (graphical and axiomatic), the emergence of the universe from an eternally static perfect logical sphere prior to time, space, and matter, with specific structural properties (64 straight logical parts on its maximal circumference and 2048 logical parts on its total surface), also corroborated by dedicated graphical and logical presentations. On the propositive level, the article offers a protocol of “reconstruction under discipline,” in which UPS relational unity is reinterpreted as a derived coherence criterion within effective regimes, constrained by boundaries, minimal relational observation, and compositional genealogy. The analysis also integrates TO’s Inductor Effects—the Expansive Inductor Effect (axioms 4 and 5) and the Reductive Inductor Effect (axioms 4, 5, and 6)—as a conceptual grammar for coherence expansion and stabilization through compositional lineage. Finally, we articulate routes toward empirical contact via indirect evidence and observational regimes (Bell/Aspect tests, Planck/CMB cosmological parameters, LIGO–Virgo gravitational waves, and interpretive tensions associated with JWST), and we discuss the working hypothesis that neutrinos may function as phenomenic manifestations of TO’s cosmological plasmas. Keywords: Theory of Objectivity; modal ontology; relational unity; perfect sphere; boundaries; observation; inductor effects; neutrinos; testability; cosmology; ontological discipline.