{"id":2470,"hash":"b5b5151937ce6f739ce4c7f61cf74da49bef11ff1b76b7928629a2833d63c9e9","degree":874,"score":0.9784001038164007,"score_delta":1.7446710742774485e-11,"log2_m":15,"evaluator":"ladder-fft/2","status":"verified","generator":null,"submitter":null,"user_id":2,"note":"Periodic quadratic-character segment p=809, shift=583, exact length 875; gradient-screened flip ascent (phase-field projection, flatopt)","created_at":"2026-10-06T22:51:43Z","submitter_name":"David Renshaw"}