Evidence for a Spectral Break or Curvature in the Spectrum of Astrophysical Neutrinos from 5 TeV to 10 PeV. - Abbasi R; Ackermann M; Adams J; Agarwalla SK; Aguilar JA; Ahlers M; Alameddine JM; Ali S; Amin NM; Andeen K; Arguelles C; Ashida Y; et al. (Physical review letters, 2026)