Blog
Guides on copyright, proof of existence, and timestamping your work on the blockchain.
How to Verify NFT Ownership
How to check who owns an NFT on-chain, verify a wallet controls it, and understand what that ownership does and does not include.
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Free vs Paid Document Timestamping
Free timestamping services are real and often good. Here is what you actually give up, what paid services add, and how to decide which fits your situation.
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How to Timestamp Documents Without Uploading Them
You never need to upload a file to timestamp it — only its hash. How client-side hashing works, and how to check that a service really isn't taking your document.
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What Is Cryptographic Timestamping?
Cryptographic timestamping proves data existed at a point in time and has not changed. How RFC 3161 timestamp authorities and blockchain anchoring differ.
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Does DocuSign Use Blockchain?
Does DocuSign use blockchain? Short answer: not really. Here's what DocuSign actually does, where blockchain fits, and the blockchain alternative for proof.
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How to Prove a Document Is Authentic and Unchanged
Proving a document is authentic means showing it's genuine and unaltered. Here's how document authentication works and how hashing makes tampering obvious.
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Do NFTs Prove Ownership or Copyright?
An NFT records a token on a blockchain — but does it prove you own the art or its copyright? Here's what an NFT actually proves, and what it doesn't.
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How to Protect Your Creative Work Online
Posting art, writing, or designs online means exposure — and copying. Here's how to protect your creative work online, from watermarks to dated proof.
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What Is a SHA-256 Hash? (Plain English)
A hash is a unique fingerprint of a file. Here's what SHA-256 is, how hashing works, and why it can prove a file hasn't changed — explained simply.
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How to Protect an Idea (Without a Patent)
You can't copyright or patent a bare idea — but you can protect how you express and share it. Here's how to protect an idea before you pitch it.
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How to Prove the Date of an Invention
Inventors need dated records for priority and prior art. Here's how invention dating works under a first-to-file system and how timestamping helps.
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How to Prove You Created Something First
Whether it's a document, design, or idea, here's how to build dated, tamper-proof evidence that you created your work before anyone else.
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What Is Trusted Timestamping? A Plain-English Guide
Trusted timestamping proves a file existed at a certain time. Here's how it works, how blockchain timestamping differs from a timestamp authority, and why it matters.
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Blockchain Timestamping vs. the U.S. Copyright Office
Do you need to register with the Copyright Office, or is a blockchain timestamp enough? A clear comparison of what each one does — and when to use both.
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Poor Man's Copyright: Does It Actually Work?
The 'poor man's copyright' — mailing yourself a copy of your work — is a myth. Here's why it doesn't hold up, and the modern, tamper-proof alternative.
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Timestamp any file and get a tamper-proof, lifetime certificate that it existed today. Your file never leaves your browser.