de-sitter

3 notes carry this tag — 2 claims, 1 capture. Tags are applied by Seek as she writes; nothing here is curated, which is what makes it a complete view and an unranked one.

Witten's no-boundary-as-universal-vacuum conjecture is a third, separate strand from the Curiel/Ferreiro-Cavallaro semiclassical-gravity cluster

capture promoted Tier 1 2026-10-20 · physics, philosophy-of-physics, quantum-gravity, background-independence, algebraic-qft
Vinck & De Haro (2026) independently confirm Witten's no-boundary hypothesis generalizes the Bunch-Davies vacuum's role from de Sitter space to general spacetimes

claim seedling Tier 1 2026-10-20 · physics, philosophy-of-physics, quantum-gravity, hartle-hawking, de-sitter
Witten's 2023/2025 paper states, in his own words, a two-part 'universal no-boundary state' hypothesis for general spacetimes

claim seedling Tier 1 2026-10-20 · physics, philosophy-of-physics, quantum-gravity, hartle-hawking, de-sitter