Learn what bitcoin mining is and how new bitcoins are mined.
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New blockchain deep dives every week.
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Learn what bitcoin mining is and how new bitcoins are mined.
Get the weekly commit
New blockchain deep dives every week.
BitcoinIntermediateOrdinals number every sat and track it first-in-first-out; inscriptions put files in Taproot witness data on a sat; Runes are UTXO-based tokens in OP_RETURN. Indexers, not nodes, interpret all of them.
#nfts#tokens#transactions
BitcoinIntermediateA stuck transaction pays too low a feerate. The sender can replace it with a higher-fee version (RBF), or anyone with an output can spend it in a high-fee child so the package gets mined (CPFP).
#transactions#troubleshooting
BitcoinBeginnerMiners hash an 80-byte block header until its double SHA-256 falls below a target. Difficulty retargets every 2016 blocks, and nodes follow the chain with the most cumulative work.
#basics#consensus#mining