For append-only or write-once objects or for BLAKE-3 and other fully parallelizable hashes it's possible to store the intermediate hash function state with each

For append-only or write-once objects or for BLAKE-3 and other fully parallelizable hashes it's possible to store the intermediate hash function state with each chunk or stripe so that the final bytes of the data, once the hash is finished, yield the user-facing checksum as well.