UNTILUM PRESERVATION CHECKLIST

Before an important capsule
[ ] Create and open a short test capsule first.
[ ] Keep the original file until the capsule is saved and verified.
[ ] Generate a passphrase of at least five random words with a password manager.

Keep the capsule
[ ] Store at least two identical UDDP copies in genuinely independent places.
[ ] Do not rename the .uddp extension.
[ ] Record where every copy is kept.
[ ] Check the copies periodically and move them off aging devices or media.

Keep the password separately
[ ] Never store the only password beside the only capsule copy.
[ ] Decide how the future recipient will receive the password.
[ ] Test that the recipient's instructions can be found and understood without revealing the password publicly.
[ ] Test that the instructions make sense to someone else.

Important limits
- Untilum cannot recover a lost password or every lost copy.
- The current app does not upload distributed copies automatically.
- A time capsule is not a legal will, notarization or professional archive.

Protocol information: https://untilum.com/