HDF5 file, superblock version 0
group /
	attribute ell_max = 12
	attribute ell_min = 2
	attribute n_times = 20019
	attribute shuffle_widths = 8, 8, 4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, ... (40 values)
	attribute sxs_format = "rotating_paired_xor_multishuffle_bzip2"
dataset /data: opaque, shape ()