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PDF Timestamp

Add a generation timestamp to the bottom-right corner of every page in your PDF — proof of when each copy was produced. Works on scans and forms; runs locally in your browser.

Runs on pdf-lib

100% Local Browser Native

How to Use the PDF Timestamp

1. Upload files

Drop the batch. Processing runs on pdf-lib.

2. Configure stamp

Set the stamp options once — one configuration applies to the whole batch.

3. Download results

Files save straight to your device — downloads on local tools are unlimited.

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Frequently Asked Questions

Where does the timestamp appear?

Bottom-right corner of every page, stamped at generation time — proof of when each copy was produced.

Does it work on scanned PDFs?

Yes — stamping overlays pages visually, so scans, forms, and digitally-born PDFs all work the same.

Will the timestamp print?

Yes, it is part of the page content, so printing, exporting, and flattening all preserve it.

Is my timestamped PDF uploaded anywhere when using PDF Timestamp?

No — stamping runs locally in your browser, free with no signup.

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Last updated October 2026