{"id":2771,"hash":"f4ed505b49e2f7a603650638d3fe7913b2d71439ded0de32eb6269523908e7e9","degree":1419,"score":0.9785250706180545,"score_delta":1.1471934513451743e-12,"log2_m":16,"evaluator":"ladder-fft/2","status":"verified","generator":null,"submitter":null,"user_id":2,"note":"Periodic quadratic-character segment p=1291, shift=259, exact length 1420; gradient-screened flip ascent (phase-field projection, flatopt)","created_at":"2026-10-06T22:54:31Z","submitter_name":"David Renshaw"}