archives / RESTORE.md
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Retain verified archive pieces and reclaim redundant original history
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Restore the original archive files

The repository is being uploaded. Each original listed in manifests/ has a complete set of binary pieces. Other originals may still be pending.

Download the pieces, manifests/, and restore_archives.py to one directory. Once your access request has been approved and you have logged in to Hugging Face:

hf download lanhe1124/archives --repo-type dataset --local-dir archives
cd archives
python3 restore_archives.py

To restore just one available original:

python3 restore_archives.py --file gcd_kubric4d_test.tar.gz

The script verifies every piece's size and SHA-256, concatenates pieces in manifest order, and verifies the complete original SHA-256. It never overwrites an existing original or deletes pieces. Restoration requires additional free space equal to the original size. It does not decompress archives.

To write restored files elsewhere, add --output /path/to/output. After a failed or interrupted attempt, inspect and remove only its .restoring output before restarting; existing completed originals are preserved.

The training originals named .aa through .ar are themselves volumes of the original training archive. Restoring their .partNNN pieces reproduces those original volumes byte for byte.