This work proposes a cosmological model grounded in the Heisenberg Uncertainty Principle (HUP), from which it follows that no two Big Bang events can be perfectly simultaneous. The pre-Big Bang state — a volumeless, infinitely dense, and hot quantum singularity — is subject to quantum uncertainty, making absolute temporal simultaneity physically impossible. This quantum-mandated asynchrony is amplified by cosmic inflation into macroscopic temporal offsets, yielding a hierarchy of temporally ordered, causally independent universes. Our universe occupies an as-yet-undetermined position within this hierarchy: current telescopic observations reveal no universe embedded within our own, suggesting we are a child or sibling universe rather than a confirmed parent — though future observations may revise this. The model introduces a temporal-hierarchy framework in which each universe is nested within a larger parent spacetime and inherits a modified vacuum energy. Initial quantum differences scale with cosmic expansion into fundamentally unique universes — analogous to how microscopic differences between two sheets of paper become enormous at planetary scale. The paper further demonstrates that infinity itself is observer-dependent: from within any universe, that universe is infinite; from a hypothetical external vantage point, it is finite — yet that external observer is always embedded within a still-larger system, making absolute externality unreachable. The Willow Protocol is proposed as an asymmetric falsifiability test: success would confirm both the multiverse and quantum information-borrowing; failure would falsify only the latter.
Mehmet Veysi Omay (2026) studied this question.