Surely Zarr is already a long-term storage format for multidimensional data? It can even be mapped directly to netCDF, GRIB and geoTIFF via VirtualiZarr[0].
Also if you like Iceberg and you like arrays you will really like Icechunk[1], which is Version-controlled Zarr!
Also if you like Iceberg and you like arrays you will really like Icechunk[1], which is Version-controlled Zarr!
[0] https://github.com/zarr-developers/VirtualiZarr
[1] https://icechunk.io/en/latest/