Ylium ID
Quick and easy notarization
Blockchain for your business
Blockchain is revolutionizing the supply chain, food distribution, financial services, public administration, retail and more.
Ylium ID allows you to give an identity and value to data, processes, applications, business users, consumer users, IoT, devices by creating transparency, trust between the various users and users thanks to notarization.
Blockchain Notarization: the ideal solution for:
Companies: Protect contracts, invoices, certificates and any sensitive company document.
Professionals: Protect references, diplomas, licenses and any other professional certification.
Private individuals: Guarantee the integrity of property deeds, wills, rental agreements and any important personal document.
Ylium ID Features: Beyond Notarization
1. Notarization
This feature ensures the authenticity and integrity of data by recording it on the blockchain. Each data is recorded with a Timestamp and a unique identifier, creating an immutable and verifiable register.
🔐 Certify Your Files on the Blockchain — Instantly
With Ylium Notarization, you can securely timestamp, certify, and protect any file or document using blockchain technology — in just a few clicks.
Whether it’s a contract, design, certificate, or creative work, our notarization tool guarantees immutability, transparency, and legal-grade traceability.
✅ 100% decentralized
✅ GDPR-compliant
✅ Powered by YLIUM token on Polygon
🧪 Try It Now — No Installation Needed
👉 Notarize Your First Document
Simply upload your file, connect your wallet, and certify it on-chain.
It’s fast, secure, and entirely under your control.
🔒 Protect your ideas. Prove ownership. Build trust.
Start notarizing with Ylium today.
2. Supersede (Digital Twin)
In contexts with continuously updated data, the Supersede function allows you to update information while preserving a historical log of previous versions. This ensures complete traceability of data and the ability to consult previous versions if necessary.
🔄 Update Certified Files — with Full Blockchain Traceability
Need to update a document you’ve already notarized?
With Ylium Supersede, you can upload a new version of a previously certified file, while preserving its blockchain history.
Every change is tracked, timestamped, and securely anchored — creating a transparent audit trail you can trust.
✅ Verifiable version control
✅ Legal-grade traceability
✅ Fast, immutable, and decentralized
🔁 Try the Supersede Function Now
👉 Update Your Notarized Document
Just upload your new file, reference the previous notarization, and let Ylium handle the rest — securely and transparently.
📜 Maintain trust. Control change. Certify evolution.
Update your documents the smart way — with Ylium.
3. Retract
Ylium offers the possibility to invalidate or withdraw previously recorded data through the Retract function. In case of incorrect or obsolete data, this function guarantees transparency and traceability during data correction.
🚫 Retract a Notarized Document — Maintain Control and Transparency
Need to revoke a document you’ve previously certified?
With Ylium Retract, you can formally invalidate a notarized file on the blockchain — while keeping a public, verifiable record of the retraction.
This function is ideal for:
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Expired or outdated contracts
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Withdrawn certifications
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Content no longer valid or applicable
✅ Transparent revocation
✅ Immutable blockchain trail
✅ Full control, zero deletion
✍️ Try the Retract Function Now
👉 Retract a Document on Blockchain
Simply select the notarized item to retract, sign the action with your wallet, and publish the retraction — securely and verifiably.
🛡 Because trust means visibility — even when things change.
Manage your document lifecycle with confidence, powered by Ylium.
4. History Blockchain
The feature allows you to verify all notarizations performed by a Wallet Owner or a Delegated Wallet. A unique and decentralized registry that allows you to verify in real time at any time from any device the notarizations performed.
📚 View the Full History of Your Certified Documents
With Ylium History, you can instantly access the entire timeline of your notarized records — including creations, updates (supersede), and retractions — all verified and anchored on the blockchain.
No guesswork. No hidden changes. Just full transparency, always.
✅ Immutable blockchain audit trail
✅ Timestamped version history
✅ Publicly accessible and verifiable
🔍 Explore Your Notarization History Now
👉 Access the History Dashboard
Search by:
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File hash
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Document type
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Wallet address
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Operation type (announce, supersede, retract)
🧾 Trust isn’t static — it’s traceable.
Track every step, every update, every decision — with Ylium.
5. Audit Blockchain
The Audit Blockchain feature allows you to easily search and verify data, transactions, notarizations on the blockchain. This guarantees an unprecedented level of transparency and traceability, useful for internal verification and external audits.
✅ Verify the Authenticity of Any Certified Document
With Ylium Verify, anyone can instantly check if a file or document has been notarized on the blockchain, when it was registered, and by whom — all without revealing the original content.
Whether you’re a business, institution, or individual, Ylium ensures trust through transparency.
✅ Instant blockchain verification
✅ GDPR-compliant (no file exposure)
✅ Full proof of integrity and timestamp
🔎 Try the Verify Tool Now
Simply upload a file or enter its hash to:
- Check notarization status
- View date and wallet of origin
- Confirm integrity and immutability
🔐 Don’t just take their word for it. Prove it — with Ylium.
Build and verify trust, the decentralized way.
Need a demo or integration support?
Contact us and bring trust, transparency, and blockchain efficiency to your business.
🔗 Support Ylium AI
Start a conversation with your blockchain assistant.
No forms, no jargon — just answers that move your project forward.