Home » Bitcoin Culture » BTC Glossary » Genesis Block
On January 3rd, 2009, the very first block on Bitcoin’s blockchain was mined with a message from its creator that said:
“The Times 03/Jan/2009 Chancellor On Brink Of Second Bailout of Banks“
This first block is known as the Genesis Block and it is the foundation on which the rest of the Bitcoin blockchain will continue on.

When a blockchain network like Bitcoin splits into two chains through a hard fork, the two incompatible networks face a critical engineering question that determines

If you’ve seen the term “Blake2B” floating around Bitcoin forums and X threads, and you’re wondering what on earth these guys are going on about,

Bitcoin’s consensus mechanism works because, most of the time, everyone agrees on the rules. Nodes collect transactions in the mempool, miners compile blocks, submit them,