Xu, Z., Liu, M., Bai, X., Feng, R., Wen, Z., Zi, Y., Cai, X., Zhang, Y., Yang, C., Haider, A. A., Niu, H., Liu, Y., Cun, Y., Huang, A., Song, Z., Qiu, J., Liao, J., Xu, T., Zhou, J., Yang, Z. (2026). Spatiotemporal Self‐Encrypted Interlock‐Cascade‐Hashing Optical Storage Based on Multicolor Photochromic Lithographic Array. Advanced Materials. https://doi.org/10.1002/adma.202506247