Category archive

Protocols

How the infrastructure works: from Layer 1 and Layer 2 networks to DeFi protocols and the systems powering decentralized applications.

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Page 11 of 12

Bitcoin

Mar 21, 2026

What Is OP_RETURN?

Learn what OP_RETURN is in Bitcoin, how it makes outputs provably unspendable, why it exists, how protocols use it, and why policy debates persist.

22 min read

Bitcoin

Mar 21, 2026

What is Ordinals?

Learn what Ordinals are on Bitcoin, how satoshis get numbered and tracked, how inscriptions work, and the tradeoffs behind rare sats and sat control.

22 min read

Bitcoin

Mar 21, 2026

What Is Bitcoin Halving?

Learn what Bitcoin halving is, how it cuts block subsidies every 210,000 blocks, why it supports a finite supply, and what it means for miners.

19 min read

Bitcoin

Mar 21, 2026

What is Inscriptions?

Learn what Bitcoin inscriptions are, how they attach on-chain content to individual satoshis, how commit-reveal works, and why wallet control matters.

25 min read

Bitcoin

Mar 21, 2026

What Is the Lightning Network?

Learn what the Lightning Network is, why Bitcoin needs it, how channels and HTLCs work, and the tradeoffs around liquidity, routing, and security.

25 min read

Bitcoin

Mar 21, 2026

What is a Change Output?

Learn what a Bitcoin change output is, why UTXO transactions need it, how wallets create it, and why it matters for fees, privacy, and security.

22 min read

Bitcoin

Mar 21, 2026

What Is Child Pays for Parent (CPFP)?

Learn what Child Pays for Parent (CPFP) is in Bitcoin, how it fee-bumps stuck transactions, why miners consider packages, and where it depends on policy.

23 min read

Bitcoin

Mar 21, 2026