Bitcoin BIP Reference Guides Articles

Bitcoin Core 0.16 bumpfee guide covering opt-in RBF, fee options, change reduction, descendants, relay rules, results and confirmation monitoring.

BIP 176 Bits Denomination made simple. See what the proposal changes, its current status and what it means for Bitcoin users and operators.

BIP 175 guide covering its closed HD pay-to-contract derivation, invoice commitment, payment-base keys, multiparty proof, privacy and recovery.

BIP 135 guide covering its closed configurable signalling windows, thresholds, lock-in periods, BIP 9 relationship, governance limits and testing.

BIP 171 guide covering its closed HTTP exchange-rate API, XBT pairs, authentication, TLS, signatures, freshness, provider trust and decimal safety.

BIP 104 guide covering its closed hard-fork block-size adjustment, 75% target, retarget periods, miner incentives, oscillation risks and deployment.

BIP 147 NULLDUMMY explained: see why CHECKMULTISIG consumes an extra stack item and how requiring it empty closes a malleability vector.

Bitcoin regtest guide covering private chains, on-demand blocks, deterministic fixtures, consensus testing, wallet isolation and production-safe test design.

BIP 2 process explained: learn its champion, editor, status, licensing and interoperability requirements and why BIP 3 now replaces it.

BIP 74 explained as a closed BIP 70 extension for zero-value OP_RETURN outputs, including payable-output rules, metadata risk and wallet checks.

BIP 109 explained as a closed hard fork proposing two-megabyte blocks, accurate sigop counting, sighash limits and a 75% miner trigger.

BIP 83 dynamic HD key trees explained: understand reserved child zero, nested path notation, application mappings and safe wallet recovery.