Novel Knotted Solenoid fold with order-shifted coil arrangement leads to nontrivial 31 topology. - Sikora M; Mozajew M; Sikorska JA; da Silva FB; Perlinska AP; Kluza A; Niewieczerzal S; Lukaszewicz M; Wielgus-Kutrowska B; Stachurska-Korzeniowska K; Jackson SE; Sulkowska JI (Proceedings of the National Academy of Sciences of the United States of America, 2026)