Fresh identity of the archive, delegated to the reader so the HEAD it
costs also seeds the length ZipFileStore would otherwise ask for
separately.
Optionalsignal: AbortSignalOptionaltimeoutMs: numberDrop the archive. The directory is not reusable afterwards; a disposed store refuses to re-open rather than quietly starting a fresh download for a dataset the caller has already navigated away from.
Reads a zipped zarr store over HTTP range requests.