The sentence. The piece nobody has written yet — because they'd need to have read Vivekananda's Complete Book of Yoga and White's Kiss of the Yoginī / Samuel's Origins of Yoga and Tantra in the same week — is the essay on how Vivekananda, in 1896, performs live on stage the exact move the critical historians would later spend careers dating: the sublimation of an embodied, fluid, sexual Tantric practice into a clean, intellectual, "scientific" Vedanta — narrating it as the recovery of an ancient science while it is, in the historians' reading, the manufacture of modern yoga.
Why only this vault can write it. The vault now holds all three warrants on the same shelf: the practitioner-founder (Vivekananda, just completed — his own voice, "Rāja Yoga is a 4,000-year-old science," Ojas as sublimated sexual energy stored in the brain, the chakras read through 1896 neurology) and the critical-historical (White/Samuel — "the 7 chakras are a 1919 Avalon edition," "the kuṇḍalinī IS the Yoginī moved inside," modern haṭha as a 1930s reconstruction). Read together, Vivekananda's Ojas and Kuṇḍalinī pages are not just doctrine — they are primary-source evidence for the historians' sublimation thesis, the founder caught mid-sublimation, insisting on antiquity at the exact moment of invention.
The hook. The most powerful witness for the claim "modern yoga was invented around 1900" is the inventor himself — testifying, in perfect sincerity, that he discovered it. The essay writes itself from the seam between his certainty and their chronology.
Connects: Rāja-Yoga-as-invention / modern-haṭha-as-reconstruction / the new doctrine-hub held in tension with the history-hub. The multi-warrant architecture (founder + lineage + critical-historical) is now complete, and this essay is its first fruit.