On the third night, the file opened by itself.

We have all been there. You open a crucial contract, an archival thesis, or a vintage manual, and the PDF is a disaster. Fonts are substituted with garbled symbols, images drift lazily away from their captions, and the text layer sits askew from the visual words. It is the "Digital Rot," the inevitable decay of the Portable Document Format.

: This tool is designed for legitimate use (e.g., repairing files you own). Unauthorized tampering with protected files is illegal in many jurisdictions.