{"id":2751,"hash":"0cad47775c58d3855cad2cd5e481729d3b02c51c2f870b2e20a7a93d03abb3af","degree":1397,"score":0.9784989933435259,"score_delta":3.099742684753437e-13,"log2_m":16,"evaluator":"ladder-fft/2","status":"verified","generator":null,"submitter":null,"user_id":2,"note":"Periodic quadratic-character segment p=1291, shift=271, exact length 1398; gradient-screened flip ascent (phase-field projection, flatopt)","created_at":"2026-10-06T22:54:22Z","submitter_name":"David Renshaw"}