{"id":"W7106839555","doi":"10.5281/zenodo.17726301","title":"Clean Two-Dimensional Floquet Time Crystal Stabilized for 5000+ Periods by a Purely Imaginary Spiral-Twist Phase","year":2025,"lang":"","type":"preprint","venue":"Zenodo (CERN European Organization for Nuclear Research)","topic":"Quantum many-body systems","field":"Physics and Astronomy","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Floquet theory; Amplitude; Imaginary time; Hamiltonian (control theory); Phase noise; Magnetic field; Lattice (music); Phase (matter); Noise (video)","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow","sts","scholarly_communication","insufficient_payload"],"consensus_categories":["insufficient_payload"],"category_scores_codex":[0.002453987,0.00126241,0.001436548,0.0006545693,0.005386098,0.003709862,0.003430622,0.0003497517,0.04642678],"category_scores_gemma":[0.0004113193,0.001479358,0.0008106369,0.0009223582,0.0009052897,0.0006439218,0.007101001,0.001703881,0.01036436],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007963567,"about_ca_system_score_gemma":0.0001610712,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0001903345,"about_ca_topic_score_gemma":4.267331e-7,"domain_scores_codex":[0.9907308,0.001749819,0.00185313,0.002696934,0.001259361,0.001710009],"domain_scores_gemma":[0.9932715,0.0001902889,0.001048297,0.002170652,0.002488164,0.0008310988],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"not_applicable","study_design_gemma":"not_applicable","study_design_scores_codex":[0.003011458,0.004094352,0.00001209357,0.00161572,0.00127229,0.00003720099,0.002562356,0.001078825,0.06335638,0.01159127,0.8322668,0.07910122],"study_design_scores_gemma":[0.008891599,0.001356423,0.00001985614,0.0005525479,0.0002934982,0.00005249914,0.0006072932,0.06691355,0.001300694,0.001175493,0.9174393,0.00139722],"study_design_candidate":"not_applicable","study_design_consensus":"not_applicable","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.4381584,0.001899448,0.07174297,0.007480336,0.004671516,0.03179522,0.1598158,0.005506685,0.2789296],"genre_scores_gemma":[0.8858678,0.00003102186,0.001356316,0.0002819897,0.002045321,0.000005878808,0.0786698,0.006404156,0.02533765],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.4477094,"threshold_uncertainty_score":0.9987656,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02153181157840468,"score_gpt":0.2834185932450214,"score_spread":0.2618867816666167,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}