Closure status of the five former open questions
Standard Model and flavor structure
For each question the entry is typed honestly as closed, reduced or conditional: the proof chain isolating one sharply named remainder — and, where possible, a reduction that makes the problem smaller than previously thought. This is a resolution map, not a claim that all five are fully solved.
Opening source excerpt. Formulas and the full argument remain in the original document.
Source location and explicit evidence links
documents/tfpt_2_standard_model/sections/006-section-neutrinos.tex · lines 341 to 347
These are recorded citation relations. A source citation or topic match does not establish a mathematical or physical result.
No explicit verification citation is attached to this section in the registry.