Founders: Paul Snow and Davis Johnston
Introduced: March 31, 2015.
This coin has appreciated by 11.92% in just the past week. Factom is essentially an open-source data layer protocol laid atop Bitcoin, allowing developers to make applications on top of Bitcoin’s blockchain. The cryptocurrency tokens of the Factom network are called Factoids. The key characteristic of Factom is that it makes it impossible for anyone to modify records – an unalterable ledger system.