Time-crystalline eigenstate order on a quantum processor. by Mi, X, Ippoliti, M, Quintana, C, Greene, A, Chen, Z, Gross, J, Arute, F, Arya, K, Atalaya, J, Babbush, R, Bardin, JC, Basso, J, Bengtsson, A, Bilmes, A, Bourassa, A, Brill, L, Broughton, M, Buckley, BB, Buell, DA, Burkett, B, Bushnell, N, Chiaro, B, Collins, R, Courtney, W, Debroy, D, Demura, S, Derk, AR, Dunsworth, A, Eppens, D, Erickson, C, Farhi, E, Fowler, AG, Foxen, B, Gidney, C, Giustina, M, Harrigan, MP, Harrington, SD, Hilton, J, Ho, A, Hong, S, Huang, T, Huff, A, Huggins, WJ, Ioffe, LB, Isakov, SV, Iveland, J, Jeffrey, E, Jiang, Z, Jones, C, Kafri, D, Sondhi, SL