- 21E8: In 2018, it became a hot topic that the hash of a certain block mined that year began with the string “21E8.” Some suggested this was related to mathematics or theories of the universe, and it briefly sparked excitement within the community.
- White Paper Citations: Nakamoto’s white paper lists eight references. These provide some insight into his ideas and sources of inspiration.
- Block Height: Bitcoin blocks are linked in a linear chain, and the position of a specific block is known as the “block height.”
- Marmaling: A technique for mixing transactions on the blockchain to make them difficult to trace. While this aims to improve privacy, it is considered illegal in some jurisdictions.
- Bitcoin Source Code: Bitcoin’s core software is written in C++ and is publicly available on GitHub. This allows anyone to review the source code or propose changes.
- ASIC: Short for Application-Specific Integrated Circuit. A specialized chip designed to significantly improve the efficiency of Bitcoin mining.
- BitPay: A company founded in 2011 that pioneered Bitcoin payment services.
- Brain Wallet: A Bitcoin wallet generated from a series of words or phrases. However, using easily guessable phrases increases the risk of funds being stolen.
- Double-spending: A fraudulent act in which a transaction is performed twice in an attempt to spend the same bitcoins twice. One of the main objectives of the Bitcoin protocol was to solve this double-spending problem.
- Zero-confirmation transaction: A transaction that has not yet been added to a block. While this is convenient for situations where you want to complete a transaction quickly, it carries the risk of double-spending.
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