Version Rolling Explained: The Header Bits Your Bitaxe Can Flip (BIP 320 & ASICBoost)
The block header's version is a 32-bit field. BIP 320 sets aside 16 of those bits (bits 13–28, mask 0x1fffe000) for miners' general-purpose…
10 min
Blog
Mining guides, hardware reviews, and pool updates from the Bitmern Solo team.
Bech32 Payout Addresses for Bitmern Solo: Why bc1 Matters
Bitcoin addresses come in families: legacy P2PKH (usually starts with 1), P2SH (often 3), native SegWit Bech32 (usually bc1q…), and Taproot…
9 min
nTime / Timestamp Rolling Explained: Another Knob Your Miner Can Turn
nTime is the 32-bit Unix-time field in the Bitcoin block header (field 4 of 6). Consensus requires a block's timestamp to sit within networ…
9 min
Extranonce Explained: How Your Miner Searches Past the 4-Billion Nonce Cap
The block header nonce is a 32-bit field (~4.29 billion values). Bitcoin double-SHA-256s the 80-byte header; when that nonce range is exhau…
10 min
UTXOs Explained: How a Solo Block Reward Becomes Spendable Coins
A UTXO is an unspent transaction output: a specific amount of bitcoin created by an earlier transaction and not yet spent. Bitcoin does not…
9 min
The Bitcoin Block Header Explained: Six Fields Your Miner Actually Hashes
The Bitcoin block header is an 80-byte summary of a block, and it is the only thing hashed for proof of work. It has six fields: version, p…
11 min
Proof of Work Explained: Why Your Bitaxe Hashes Thousands of Times a Second
Proof of work (PoW) is Bitcoin's rule that a new block only counts if its header produces a double SHA-256 hash at or below the current net…
11 min
Hashrate Units Explained: H/s, GH/s, TH/s and EH/s for Solo Miners
Hashrate is the number of hash attempts per second. The units use standard metric prefixes, each 1,000 times the previous: H/s, kH/s (thous…
8 min
Bitcoin Confirmations Explained: What They Mean for a Solo Block Find
A confirmation is a count of blocks. A transaction has one confirmation when it is included in a block, and gains one more with every block…
8 min
The Stratum Protocol Explained: How Your Bitaxe Talks to a Solo Pool
Stratum is the protocol miners and pools use to exchange work. In the widely used version (Stratum V1), your miner opens one long-lived out…
11 min
Orphaned (Stale) Blocks Explained: Block Propagation and What It Means for Solo Miners
A stale block (commonly called an orphan block) is a valid block that was found but did not end up in the main chain, because a competing b…
10 min
The Mempool and Transaction Fees Explained: How Fees End Up in a Solo Block
The mempool is the set of valid, unconfirmed transactions a Bitcoin node is holding while they wait for a block. There is no single global…
10 min
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