{"id":2743,"hash":"ab6e11790629e0cbf3eadbcdd862ac217fc7192aca04ad757bf6f5472641057c","degree":1389,"score":0.978500083647424,"score_delta":6.479261571712414e-13,"log2_m":16,"evaluator":"ladder-fft/2","status":"verified","generator":null,"submitter":null,"user_id":2,"note":"Periodic quadratic-character segment p=1307, shift=949, exact length 1390; gradient-screened flip ascent (phase-field projection, flatopt)","created_at":"2026-10-06T22:54:19Z","submitter_name":"David Renshaw"}