We analyze the question of ultimate reality within a formal theoretical framework based on Universal Modular Dynamics (UMD). Rather than attempting to prove or disprove the existence of a fundamental entity, we adopt a structural approach, investigating whether objects and relations arising within the theory correspond to classical philosophical concepts of ultimate foundation. In UMD, the density operator ρ is treated as the primary object, and its modular generator K = −log ρ defines the intrinsic organization of the system. The spectral distribution of K provides a basis for describing structure, emergence, and transformation without introducing external primitives such as spacetime or predefined dynamics. We show that key properties traditionally associated with ultimate reality—such as unity, self-sufficiency, and fundamentality—arise naturally as structural features of the theory. At the same time, no separate entity corresponding to a classical notion of an external or personal foundation is required. This leads to a reformulation of the problem: the question of ultimate reality can be understood not as a question of existence, but as a question of structural organization. The results suggest that classical philosophical concepts may reflect genuine features of underlying structure, while their interpretation as independent entities is not supported within the formal framework. The work establishes a bridge between theoretical physics and philosophical analysis, demonstrating that questions traditionally considered metaphysical can be meaningfully addressed within a rigorous structural theory.