Finite diagonalizable torsors and Kummer cohomology over semiring schemes

Chandrasekhar Gokavarapu, Sajani Lavanya Madasi, D. Madhusudhana Rao +4

Classical descent treats a finite diagonalizable torsor as a higher-rank locally free object. Over semirings that route is incomplete: fpqc-local freeness is not known to imply Zar…