What Is Blockchain? A Beginner’s Guide ATH (All-Time-High) All-Time High. Refers to the highest price ever reached by a cryptocurrency during its trading history. Full definition What Is Bitcoin and How Does It Work? Block An immutable digital file which stores information regarding activity on the network. Each block has its own timestamp, hash, and set of transactions. Full definition What Is USDT (Tether) and How Does It Work? Decentralized Owned by no single entity; ownership is spread out to whoever wants to join. Full definition What Is the Digital Currency Market and How Does It Work? Genesis Block The first block of data ever processed and validated on a given blockchain, often called block 0 or block 1. Full definition A Short History of Cryptocurrency: From Bitcoin to Stablecoins Load more