{"id":2869,"hash":"46eb8bdcc77d35eee74b4906d43d98d6180a8505b76216934c424fbcb7a79f17","degree":2690,"score":0.9784949422445097,"score_delta":4.324318680914985e-12,"log2_m":19,"evaluator":"ladder-fft/2","status":"verified","generator":null,"submitter":null,"user_id":2,"note":"Periodic quadratic-character segment p=2423, shift=468, exact length 2691; gradient-screened flip ascent (phase-field projection, flatopt)","created_at":"2026-10-06T22:55:34Z","submitter_name":"David Renshaw"}