Features
- Copyright Protection
  Automated, downloadable proof using mathematical algorithms and blockchain.
- Time Machine
  Be transparent about content changes. What do you have to hide?
- Verifiable Trust
  A better internet starts with you. Gives your visitors the trust they need.
- Structured Data for SEO
  Output your timestamps via Schema.org for search engines and social media.
Customers
Academy
More
- News
  Features, products and company updates.
- Timestamp Ecosystem
  Our vision for the future.
- API
  Integrate WordProof Timestamp using the API.
- Help Center
  Read the FAQ or get in touch with the support team.
Demo

Get Started
Get Started

PRODUCT

WordProof API

Make trust part of the equation. Integrate with the most powerful timestamp service in the world.

Case studies

Examples of applications using the WordProof API.

Discover →

Documentation

Information on headers, endpoints, webhooks and errors.

Read →

Apply

Access is granted on a per-case basis.

Get started →

Case studies

How leading Dutch newspaper NRC adds integrity and improves future SEO results

How customer loyalty app Stampwallet saved over € 20.000

How Amsterdam Vintage Watches makes excellence verifiable, on- and offline

Documentation

Visit developers.wordproof.com for documentation about the WordProof API.

Apply

Please fill out the form below to get your application started. We will get back to you as soon as possible.