Darren Waggott

The Bitcoin mempool is each node’s set of valid unconfirmed transactions. Learn fee rates, eviction, replacement, differences between nodes and miner selection.

Learn how mining pool share difficulty works, what it changes for miners, the money and safety risks, and the checks to make before using it.

Stratum V1 explained for ASIC operators: follow subscriptions, authorisation, mining jobs, share difficulty, extranonce handling and pool control.

Learn how ASIC stale and rejected shares works, what it changes for miners, the money and safety risks, and the checks to make before using it.

Learn how original Stratum mining protocol works, what it changes for miners, the money and safety risks, and the checks to make before using it.

Learn how Peercoin hybrid mining nodes works, what it can earn, the costs and security checks, and how a Peercoin node can support SHA-256 miners.

BIP 36 custom services explained as a closed peer-extension framework, including service identifiers, namespaced commands and compatibility risks.

BIP 34 coinbase height explained for pools: learn the minimally encoded block-height rule, activation history and template construction checks.

BIP 33 stratized nodes explained as a closed lightweight-node proposal, including service queries, quorum assumptions, privacy risks and modern context.

BIP 31 Pong Message made simple. See what the proposal changes, its current status and what it means for Bitcoin users and operators.

Learn how getblocktemplate transaction dependencies works, what it can earn, the costs and security checks, and how a Bitcoin node can support SHA-256 miners.

BIP 23 getblocktemplate – Pooled Mining made simple. See what the proposal changes, its current status and what it means for Bitcoin users and operators.