The Tesseract is called Mérkaba by the Extraterrestrial brothers from Apu.
The "Tesseract" has different functions to work holographically with the Minius, "replicating" what is naturally in you. This "spiritual technology" will be the way of working from now on.
Video of Visualization/Meditation of the Tesseract to help visualize the creative energies from that are everywhere including ourselves: