The document is a primer on distributed ledger technology (DLT) and its transformative potential across global systems, particularly in commerce and identity services, with examples from various countries implementing blockchain initiatives. It contrasts traditional and emerging economic models, highlighting the evolution from centralized to decentralized systems, and outlines factors for evaluating DLT use in government and enterprise applications. Additionally, it discusses the implications of cryptoeconomics in permissionless blockchain environments and identifies top cryptocurrencies and their market impacts.