Bitcoin Articles

Bitcoin Core 0.19 getblockfilter guide covering BIP 157/158 basic filters, block hashes, filter headers, index requirements, verification and privacy.

Bitcoin Core 0.19 getbalances guide covering trusted, pending, immature, used and watch-only balances, BTC units, wallet routing and reconciliation.

Learn how Bitcoin block-relay-only connections works, what it can earn, the costs and security checks, and how a Bitcoin node can support SHA-256 miners.

Compare Stratum V1 vs Stratum V2 for ASIC miners across encryption, bandwidth, job negotiation, binary framing, proxies and deployment readiness.

BOLT 12 Offers explained: learn how reusable offers request unique invoices through onion messages, blinded paths, TLVs and payer proofs.

BIP 330 Erlay explained: see how transaction-set reconciliation, short IDs and sketches can reduce Bitcoin node announcement bandwidth.

Bitcoin Core 0.18.1 guide covering P2P and Tor fixes, PSBT and multisig correctness, pruning results, wallet GUI caveats, builds, testing and rollback.

BIP 301 guide covering its Draft soft-fork status, sidechain block bids, BMM Accept and Request commitments, one-winner rule, miner incentives and risks.

Bitcoin Core 0.18 utxoupdatepsbt guide covering witness UTXO enrichment from chain and mempool, non-witness limits, exact PSBT identity, privacy and verification.

Bitcoin Core 0.18 submitheader guide covering block-header hex, proof-of-work and linkage checks, empty success results, errors and header-only limits.

Bitcoin Core 0.18 setlabel guide covering mutable address labels, wallet routing, reporting effects, identity separation, concurrent updates and safe use.

Bitcoin Core 0.18 listwalletdir guide covering wallet names, directory boundaries, loaded-state differences, path privacy and safe inventory checks.