How Bitcoin Transactions Use a Public Blockchain Ledger
bitcoin transactions are recorded on a public blockchain ledger, where each block links to the previous one. This transparent system prevents double-spending and enables verification.
What Is Blockchain: Public Decentralized Bitcoin Ledger
Blockchain is bitcoin’s public, decentralized ledger: a tamper-resistant chain of timestamped blocks recording transactions across a distributed network, enabling transparency, security, and trust without a central authority.