Jorge C. Lucero

What grounds the existence of beings? This paper argues that if reality is intelligible and grounding is irreflexive, the ground of beings cannot itself be a being. The argument proceeds by elimination. If we ask what accounts for there being anything at all, four options present themselves: the ground is among the beings it grounds (self-grounding), the totality of beings is a brute fact, there is an infinite regress of grounds, or the ground is trans-categorial. Self-grounding generates incoherence: it violates grounding's irreflexivity, collapses into explanatory vacuity, and produces priority inversion. Brute fact refuses rather than provides explanation. Infinite regress defers explanation without terminus. What remains is a ground outside the domain it grounds: not an entity among entities, but the condition for there being entities at all. This conclusion aligns with classical theism's doctrine that God is ipsum esse subsistens: not a being that exists, but subsistent existence itself. The theological identification is stipulative; the argument establishes a structural place that classical theism names "God."

If the ground of beings cannot itself be a being, what can we say about it? This paper derives structural constraints on the trans-categorial ground using the resources of grounding theory. Aseity follows immediately: since the ground is ultimate, it cannot depend on anything external. Simplicity follows from the grounding-theoretic status of composition: wholes are grounded in their parts, so the ultimate ground can have no parts. Immutability and atemporality follow from the dependence structures that change would introduce. Other attributes (uniqueness, infinity, and something approaching intellect) admit more tentative derivation. Attributes such as will, goodness, and providence cannot be derived by these means alone. The result is a partial but substantive characterization: the trans-categorial ground has determinate shape even where positive description fails. These conclusions align with classical theism's doctrine of ipsum esse subsistens, providing a grounding-theoretic rationale for traditional apophatic theology.