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by skybrian 3542 days ago
Bit-for-bit reproducibility does require changing how you do things. Always use checksums, not dates. For zip we have a special version that sets all the timestamps in the archive to a fixed value. Anything writing records to a file based on a hash table needs to sort the entries. The team needs to be dedicated to making all its tools work this way.

The good part is that you have a clear goal.