# OpenTimestamps - **Website:** - **Primary alias:** `opentimestamps.org` ## Description OpenTimestamps is a leading brand in the timestamping proof standard industry, aiming to establish a universal format for blockchain timestamping. With a user-friendly approach, they offer a seamless Stamp & Verify process using their in-browser stamper and verifier. OpenTimestamps simplifies the complex concept of timestamping, offering detailed explanations on how it works, including the calculation of the hash on the user's browser for enhanced privacy. Their services cater to a wide range of users, from individuals to companies, with companies like Members, Code repositories, and Mailing lists actively utilizing OpenTimestamps. By providing access to free calendar servers and easy-to-use tools in Python, Javascript, and Java, OpenTimestamps empowers users to create and verify timestamps effortlessly. Join the ranks of respected organizations like Block Notary and Verisart by incorporating OpenTimestamps into your workflow for secure timestamping solutions. ## Industries - 🖥 Computers Electronics and Technology - 🖥 Blockchain and Cryptocurrency _(under Computers Electronics and Technology)_ ## Links - [twitter](https://twitter.com/opentimestamps) - [github](https://github.com/opentimestamps) ## Logos & icons - logo _(primary)_ — PNG — [download](https://cdn.brandfetch.io/idrkeJhIhv/w/500/h/500/theme/dark/logo.png?c=1bxid64Mup7aczewSAYMX&t=1768378331539) - icon _(primary)_ — JPEG — [download](https://cdn.brandfetch.io/idrkeJhIhv/w/400/h/400/theme/dark/icon.jpeg?c=1bxid64Mup7aczewSAYMX&t=1768378331636) ## Colors | Name | Hex | Theme | | --- | --- | --- | | Cobalt | #004eaa | accent | | Mine Shaft | #333333 | dark | | Chetwode Blue | #80a6d7 | light | ## Fonts - Open Sans — asset _(google)_ --- _Source: _ _See [/llms.txt](/llms.txt) for a full list of agent-readable pages, and [/auth.md](/auth.md) for how agents authenticate._