Glossary
Node
A computer running the network's software and keeping its own copy of the chain. Nodes independently reject invalid transactions, which is what makes the rules hard to change quietly.
See also
BlockchainA shared record of transactions that many independent computers keep a copy of, where new entries reference the previous ones so that changing an old entry would mean redoing everything after it.
ValidatorA participant that proposes and attests to new blocks in a proof-of-stake network, putting up its own stake as collateral for behaving honestly.
Last checked 19 Oct 2026.