# Cryptocurrency > **Machine-Evolution Nexus:** [[articles/Digital Darwinism and the Invisible World of Machine Evolution|Digital Darwinism and the Invisible World of Machine Evolution]] provides the evolutionary and computational context for this supporting concept. **Domain:** Distributed Systems / Economics **Doc Type:** Supporting Canonical Node **Maturity:** Developed ## Definition Cryptocurrency is digitally represented value transferred and accounted for through cryptographic protocols and distributed consensus. ## Nexus Context Bitcoin, Ethereum and their forks create technical lineages whose persistence depends on software, validators, markets and communities rather than biological reproduction. ## Relationships [[wiki/Blockchain|Blockchain]], [[wiki/Bitcoin|Bitcoin]], [[wiki/Ethereum|Ethereum]], [[wiki/Technological Evolution|Technological Evolution]] ## Sources / Provenance - Developed from the cited research in the central article and the surrounding continuity, rights and evolutionary architecture.