FIRST PRINCIPLES

Bank transfer vs Bitcoin transaction: how a payment moves through banks, clearing and settlement compared with nodes, miners and the blockchain

Bank Transfer vs. Bitcoin Transaction: From Initiation to Settlement

September 25, 2026 First Principles
Sending money through a banking app and sending bitcoin look almost the same. Underneath, one...
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Illustration of Bitcoin mining: a block of transactions being linked to the blockchain through Proof of Work

How Bitcoin Mining Works: From Verified Transactions to a New Block

September 25, 2026 First Principles
A valid Bitcoin transaction still has to be written into a block. Here's how miners build candidate...
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Illustration of how a Bitcoin wallet signs a transaction with a private key and how network nodes verify that signature

How Does Bitcoin Verify a Transaction?

September 25, 2026 First Principles
Bitcoin has no bank checking who's authorized to spend what. Instead, a wallet signs every...
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How Bitcoin Works: wallet, transaction creation, broadcasting, validation, block creation, linking

How Bitcoin Works: From Wallet to Blockchain in 7 Simple Steps

September 8, 2026 First Principles
Follow a Bitcoin transaction step by step, from wallet creation and digital signatures to network...
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History of Bitcoin: Illustration showing Bitcoin and how it enabled Ethereum, decentralized finance (DeFi), smart contracts, tokenization, digital wallets, and other cryptocurrencies

The History of Bitcoin: From Digital Currency to Blockchain Revolution

August 29, 2026 First Principles
Explore the complete history of Bitcoin from the 2008 financial crisis to Satoshi Nakamoto's white...
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