Questions about Bitcoin

Short answers, pulled from the story.

When was the bitcoin.org domain registered?

The bitcoin.org domain was registered on the 18th of August 2008. This registration occurred before the white paper appeared on the cryptography mailing list.

Who created Bitcoin and when did they publish the white paper?

Satoshi Nakamoto published the Bitcoin: A Peer-to-Peer Electronic Cash System white paper on the 31st of October 2008. The identity of Satoshi Nakamoto remains unknown today.

What is the total supply limit for Bitcoin and when will it be reached?

The total supply of Bitcoin will reach 21 million coins around the year 2140. All bitcoins in existence were created through coinbase transactions included in blocks mined since the genesis block.

Which country made Bitcoin legal tender in September 2021?

El Salvador made Bitcoin legal tender alongside the US dollar in September 2021. A January 2025 reform removed obligations for businesses to accept it as payment.

How much electricity does Bitcoin mining consume according to studies?

A non-peer-reviewed study by the Cambridge Centre for Alternative Finance estimated that Bitcoin mining represents a significant percentage of global electricity consumption. About half of the electricity used comes from fossil fuels.