Prove you created it.

Protect original work with verifiable, timestamped proof of authorship.

Proof of Ownership
hashing files
eIDAS timestamped 256-bit encryption Instant proof
Have proof you created your work and the exact time it was made.
Theft Protection
Protect your ideas and works. Declare your authorship and secure permanent proof of your creations.
Proof-of-Ownership Safe
Securely store and maintain all your time-stamped, verifiable records of creatorship in your safe.
Privacy-First Approach
All processing happens locally in your browser. Your files never leave your device β€” at any time.
Peace of Mind
Before you send your work to a client, publisher or collaborator, you know you’re covered.
AI problem
Prove your original work existed before it gets copied or absorbed into AI-generated outputs.
Trusted by creatives and professional worldwide
Anyone who creates original work can and should protect it.
Words
  • Copywriters
  • Journalist
  • Authors
  • +
Design
  • Designers
  • Architects
  • Fashion
  • +
Visuals
  • Visual creators
  • Photographers
  • Illustrators
  • +
Sound
  • Musicians
  • Composers
  • Studios
  • +
Artwork
  • Craftspeople
  • Artisans
  • Artists
  • +
Academic
  • Researchers
  • Science
  • Educators
  • +
Creators
  • Content creators
  • Podcasts
  • Influencers
  • +
How does it work?
Your proof is created in three steps
Add your project files
Drop your files β€” documents, designs, photos and more. Everything is processed instantly in your browser. Your files never leave your device.
Timestamped evidence is created
Unique digital fingerprints of your files are sealed into a certificate and timestamped by our eIDAS-compliant TSA-authority.
Proof ready in your safe
Your verifiable proof pack is saved in your personal proof safe, always accessible when you need to verify ownership / creatorship.
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Well-crafted plans for everyone
Sharing or publishing unprotected work leaves it exposed to theft, copying, and misuse.

You need clear proof to rely on in case of theft or a dispute.

Niveusly helps you prove the work was yours before it was shared.

eIDAS compliant
256-bit encryption
Zero-knowledge
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β€œBefore sending drafts to clients, I create a proof first. It gives me peace of mind and a clean timeline of ownership.”

Marc T.
Brand & Visual Design
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β€œThe proof-safe structure by project and version is exactly what we needed for serious long-term work documentation.”

Elena R.
Product & UX Studio
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β€œWhen collaboration gets messy, the proof-pack and timestamps make verification straightforward for everyone involved.”

Nadia K.
Publishing & Digital Media
Excellent
4.8/5 average satisfaction from active users
FAQ
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Prove your work. Keep it safe.
Niveusly helps people creating original work to secure proof of authorship to protect their ideas from theft, and certify their work with cryptographically sealed, timestamped evidence.
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