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Guides

Tutoriels et guides pratiques pour proteger vos creations avec l'horodatage blockchain : pas a pas, exemples concrets et bonnes pratiques pour les createurs

3 articles in this category

Browse our selection of Guides articles. Content written by our experts to help you protect your creations and understand blockchain timestamping.

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eIDAS Electronic Timestamping: Simple vs Qualified, What Changes (and How to Verify)

eIDAS Electronic Timestamping: Simple vs Qualified, What Changes (and How to Verify)

Understand the difference between non-qualified and qualified eIDAS timestamping: evidentiary value, limits, use cases, and how to verify a timestamp.

February 7, 2026
8 min
Jeremy
SHA-256 Hash: How to Prove File Integrity (and Why It's Not Encryption)

SHA-256 Hash: How to Prove File Integrity (and Why It's Not Encryption)

A SHA-256 hash acts as a digital fingerprint: if the file changes, the fingerprint changes. Discover why it's not encryption, how to verify it concretely, and best practices for solid proof.

January 29, 2026
7 min
Jeremy
Document Timestamping: Definition, Uses, Examples and Mistakes to Avoid

Document Timestamping: Definition, Uses, Examples and Mistakes to Avoid

Document timestamping allows you to demonstrate that a file existed at a given date and hasn't been modified since. Definition, practical uses and common mistakes.

January 24, 2026
10 min
Jeremy
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