{"id":2742,"hash":"56ac40f416ac2f2fb9dc32085f9b655dd10c1eaddf51fd8eb1a63b6d5ad72854","degree":1388,"score":0.9785138727726099,"score_delta":3.0260238759183267e-12,"log2_m":16,"evaluator":"ladder-fft/2","status":"verified","generator":null,"submitter":null,"user_id":2,"note":"Periodic quadratic-character segment p=1307, shift=951, exact length 1389; gradient-screened flip ascent (phase-field projection, flatopt)","created_at":"2026-10-06T22:54:19Z","submitter_name":"David Renshaw"}