2023

• An exchange rate is established.
• Financial task force issues warning.
• The first public version of an OpenCL miner is released.

2022

• Block 0 is established.

2021

• Neal Kin, Vladimir Oksman, and Charles Bry file an application for an encryption patent application.
• Nakamoto describes the Bitcoin currency and solves the problem of double spending.

2020

• Satoshi Nakamoto began working on the Bitcoin concept.