DocHub reads as a downstream re-saver — its modification rate in our corpus does not sit meaningfully below the baseline. The name alone is never the verdict; each file is judged on its own structure.
Back to all statisticsForensic verdictBased on this tool’s share of the HTPBE? corpus.
Corpus profile
DocHub is a web-based PDF editor and e-signature service.
DocHub appears on files edited or signed through its web service. HTPBE? never reads a tool name in isolation.
Reading guide
Every PDF stores two software labels: the Creator, which names the application that first produced the document, and the Producer, which names the software that last wrote the file out. This page counts the files HTPBE? has analysed where DocHub fills one of those labels, and shows how often those files carry modification markers, which PDF versions they use and which other tools sit next to them.
A tool name tells you where a file passed through, not whether anyone changed its content. A Creator and Producer that agree usually point to a single pass; a Producer that differs from the Creator means the file was written out again by another program, which has many ordinary explanations such as compression, merging or a print-to-PDF step.
Role in the workflow
Every PDF carries a Creator (the application that produced the original document) and a Producer (the engine that wrote the PDF). The same tool can appear in either slot, with very different modification profiles.
Distributions
The PDF versions DocHub writes when acting as Producer, and the other tools that appear in the same documents.
Most output is PDF 1.7 (100% of files where DocHub is the Producer).
Long tail
Smaller cuts of the DocHub corpus – useful context, but treat each row as a single data point rather than a strong signal.
Of files carry at least one digital signature
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