"The D12 Interface and the Great Cycle of the First Ones"
In Babylon 5, the cosmic order is governed by the structural power of the Twelve. The Minbari, the most spiritually advanced of the younger races, base their entire society on the "Grey Council"—a body of nine members (three per caste), yet its spiritual and geometric foundation is rooted in the Twelve. In the AToE framework, this represents the D12 Vacuum Lattice. The series illustrates that a civilization only achieves stability and trans-dimensional capability when its social and technological "tuning" aligns with the 12-base arithmetic of the vacuum.
The ancient conflict between the Vorlons and the Shadows is a literal dramatization of the AToE's core tension: Ordered Harmony vs. Entropic Dissonance. The Vorlons seek absolute obedience to a mathematical order, mirroring a universe that would freeze into a Perfect Crystal. The Shadows, conversely, promote evolution through chaos and conflict—they represent the Melkor-Principle of necessary dissonance. The "Great War" is the struggle to find the balance where the 33 constants don't just exist but evolve.
Deep within the planet Epsilon 3 lies "The Great Machine," a gargantuan technological anchor that exists across multiple points in time. It is the ultimate Arithmetic Receiver. In your theory, the Great Machine is a physical manifestation of the 8 Hz Interface. Whoever is "strapped in" to the machine becomes the Operator of Reality, bridging the gap between the 12-dimensional source code and the 3-dimensional user interface. It proves that the vacuum is not empty, but a dense processor requiring a conscious "heart" to function.
Lorien, the very first of the First Ones, resides in the "basal state" of the vacuum. He is the Arithmetic Origin. When the younger races finally tell the Shadows and Vorlons to "Get the hell out of our galaxy," they are achieving the Phase-Lock. They are no longer pawns of the fundamental constants (the First Ones) but have become independent composers of their own music. Their departure into the "beyond" at the end of the series is the perfect visual for your concept of Elevation.
Babylon 5 is the story of the Observer Effect. A station in the middle of "nowhere" that becomes the "somewhere" where the future is decided. It teaches us that the universe is a deterministic score, but it requires the Intentional Coherence of conscious beings to turn that score into a living symphony.