Bitcoin

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Awarded 1523 times.
Which is the smallest hash that has ever been hashed?
Awarded Nov 24 at 10:17
Why is connecting bitcoin exclusively over Tor considered bad practice?
Awarded Nov 22 at 15:03
Why is connecting bitcoin exclusively over Tor considered bad practice?
Awarded Nov 22 at 15:03
Can you explain some of the dynamics that drive the variations in mempool depth?
Awarded Nov 8 at 11:27
What is sigop (signature operation)?
Awarded Nov 7 at 19:42
Why is it so hard for alt clients to implement Bitcoin Core consensus rules?
Awarded Nov 6 at 9:57
Why exactly would adding further divisibility to bitcoin require a hard fork?
Awarded Nov 6 at 5:11
How many Namecoins are generated per block?
Awarded Oct 25 at 21:55
Why doesn't the protocol allow unconfirmed transactions to expire at a given height?
Awarded Oct 22 at 11:42
How to make totally secure Bitcoin transactions?
Awarded Oct 18 at 12:42
What exactly is generator G in Bitcoin's elliptical curve algorithm?
Awarded Oct 16 at 13:55
51% attack and rewriting to the latest checkpoint
Awarded Oct 14 at 22:27
Spendable by me or deposit to exchange after 5 years?
Awarded Oct 12 at 16:05
How is a blockchain split resolved?
Awarded Oct 11 at 23:42
Is the SHA256 value in the bitcoin address wiki accurate?
Awarded Oct 10 at 18:05
Why is each transaction broadcast twice in the Bitcoin network?
Awarded Oct 4 at 14:26
What is the O(n^2) signature hashing problem and how does SegWit solves it?
Awarded Sep 28 at 22:58
Why would a miner put an OP_RETURN in a coinbase transaction?
Awarded Sep 16 at 15:46
What's the minimum transaction with bitcoin?
Awarded Sep 11 at 0:31
How did peer discovery work in Bitcoin v0.1?
Awarded Sep 4 at 10:35
Full list of "special cases" during Bitcoin Script execution (p2sh, p2wsh, etc.)?
Awarded Sep 3 at 9:51
Where is the bitcoin source code is the 21 million hard cap stated?
Awarded Sep 1 at 18:10
How is the generator point G chosen in the secp256k1 curve used in Bitcoin?
Awarded Aug 8 at 18:41
Why coinbase maturity is defined to be 100 and not 50?
Awarded Aug 8 at 1:07
Does bitcoind accept batch RPC calls?
Awarded Jul 27 at 13:03
Why is the Bitcoin Core wallet database moving from Berkeley DB to SQLite?
Awarded Jul 25 at 19:11
Are Bitcoin addresses case sensitive?
Awarded Jul 25 at 10:57
BIP32 recommends a 256 bit seed. Why do most Bitcoin wallets only use a 128 bit seed?
Awarded Jul 18 at 13:11
How can I manually (on paper) calculate a Bitcoin public key from a private key?
Awarded Jul 17 at 19:35
What is the largest multisig quorum currently possible?
Awarded Jun 28 at 18:35
How is Public Key extracted from (message, digital signature, address)
Awarded Jun 7 at 14:32
What does OP_CHECKSEQUENCEVERIFY (OP_CSV) do?
Awarded May 29 at 0:53
Why is there a 5 days gap between genesis and block 1?
Awarded May 26 at 13:30
Redeem script. script hash, witness script and witness program
Awarded Apr 28 at 18:26
What is the Witness and what data does it contain?
Awarded Apr 26 at 8:55
Why many classes in the Bitcoin Core prefix with a `C` while it is prohibited in the developer notes?
Awarded Apr 22 at 16:42
Does assumevalid lower the security of Bitcoin?
Awarded Apr 19 at 10:32
What is a Feeler Connection? When is it used?
Awarded Apr 13 at 13:58
How are sigops calculated?
Awarded Apr 10 at 10:40
How does a wallet get the public key from an address?
Awarded Apr 5 at 0:30
Why does Bitcoin Core support a transaction index but not an address index?
Awarded Apr 3 at 3:49
Why isn't the taproot deployment buried in Bitcoin Core?
Awarded Mar 30 at 15:56
Is there a difference between bytes and virtual bytes (vbytes)?
Awarded Mar 30 at 7:40
Probablity Distribution of mining
Awarded Mar 25 at 12:06
2-of-3 multisig with Schnorr signatures
Awarded Mar 12 at 23:36
Can I delete blk*.dat files?
Awarded Feb 24 at 5:42
XPRIV/XPUB type for P2TR
Awarded Feb 22 at 12:42
BLS signatures vs Schnorr
Awarded Feb 21 at 13:06
Why this ugly looking formula to calculate 'target' from 'nBits' in block header: target = coefficient * 256**(exponent-3)
Awarded Feb 20 at 13:35
What's the relationship between SLIP39 and BIP39?
Awarded Feb 20 at 6:52
Why does the TXID have 256 bits when Bitcoin's address security is 160-bit?
Awarded Feb 13 at 14:26
How to get xpub or mpk(bip32) for my bitcoin core wallet?
Awarded Feb 11 at 23:58
What is an obfuscation key?
Awarded Feb 9 at 20:36
Follow-up to Segwit: Arbitrary data storage in witness?
Awarded Feb 6 at 14:31
Why is witness data downloaded during IBD in prune mode?
Awarded Feb 6 at 11:51
What is rpcuser?
Awarded Jan 31 at 17:15
In a multisig wallet setup what needs to be backed up and why?
Awarded Jan 30 at 12:41
Why does Bitcoin Core print SHA256 hashes (uint256) bytes in reverse order?
Awarded Jan 17 at 18:18
Why can’t the genesis block coinbase be spent?
Awarded Jan 16 at 17:51
Why are transaction input and output indices called `vin` and `vout`?
Awarded Jan 13 at 4:35
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