What document formats are accepted?

PDF, DOC, DOCX, XLS, XLSX, PPT, PPTX, ODT, TXT, RTF, CSV, EPUB. Maximum size of 50 MB per file.

Can I register a confidential business plan?

Yes. Your files are encrypted with AES-256. Only the cryptographic hash is used for verification. The content remains strictly confidential.

The deposit does not replace a patent but provides valuable complementary proof of prior existence to establish the date of your invention.

Yes. Each version generates a distinct certificate with its own timestamp. Ideal for tracking the evolution of a project.

Document protection

Business plans, reports, presentations, patents: protect your professional documents with indisputable proof of authorship.

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Full certification in under 3 minutes. Automatic SHA-512 hash and RFC 3161 timestamping.

Proof of prior existence compliant with the Berne Convention, recognised in 181 countries.

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