user avatar
user avatar
user avatar
pinhead
  • Member for 9 years, 4 months
  • Last seen this week
26 votes
1 answer
12k views

How big is the UTXO database?

14 votes
4 answers
3k views

Why does Bitcoin store all transaction inputs and outputs, instead of just an "account/balance" ledger?

11 votes
1 answer
7k views

What is the difference between inbound and outbound connections?

10 votes
5 answers
5k views

Does BIP39 mnemonic construction avoid repeating words?

9 votes
3 answers
12k views

Is namecoin a currency?

8 votes
6 answers
9k views

Monitor paper wallet balance without importing private key?

8 votes
3 answers
2k views

Where does the random number come in to play when signing a transaction?

8 votes
3 answers
969 views

How much extra disk space does txindex=1 require?

7 votes
1 answer
445 views

What was the vulnerability in v0.3.4 that allowed an attacker to steal coins?

6 votes
1 answer
721 views

Why do compiled binaries still require libdb, BerkeleyDB, and others?

6 votes
4 answers
1k views

Is anyone developing a DNS-like system for Bitcoin addresses?

6 votes
2 answers
7k views

How to make Bitcoin-Qt or other client run off of a flash drive (Mac)

6 votes
1 answer
304 views

Bitcoin-Qt listing all Transactions as occurring at same date and time

6 votes
2 answers
266 views

Are SegWit signatures all required to follow BIP143?

6 votes
1 answer
2k views

Which block explorers recognize bech32 addresses?

5 votes
1 answer
370 views

Is -blocknotify triggered during catch-up?

5 votes
2 answers
407 views

What is transaction "finality"?

5 votes
1 answer
155 views

Is "inherited" replace-by-fee signaling implemented as described in BIP125?

5 votes
1 answer
212 views

Are there risks to using the same private key for both ECDSA and Schnorr signatures?

5 votes
4 answers
333 views

What technical properties does a confirmed Tx have that an unconfirmed Tx does not?

5 votes
1 answer
2k views

bitcoin-cli very slow to respond to RPC calls (Raspberry Pi)

4 votes
2 answers
204 views

Why is no security lost by using 32-byte public keys in Schnorr signatures instead of 33?

4 votes
1 answer
278 views

If a block contains no SegWit transactions, does a miner send an (empty) witness?

4 votes
1 answer
494 views

How was FORKID used in Bitcoin Cash at the original fork point and in all upgrades since?

3 votes
1 answer
298 views

What new JSON-RPC calls are available with SegWit activation?

3 votes
0 answers
172 views

Electrum via command-line: can generic blockchain info be requested?

3 votes
2 answers
871 views

Quadratic hashing problem: Why not just create new OP code "CHECKSIG2" to fix?

3 votes
1 answer
43 views

What were "atoms" in Bitcoin-0.1.0?

3 votes
1 answer
513 views

Can a transaction have a single 0-value OP_RETURN as its only output?

3 votes
1 answer
237 views

Why are SIGHASH flags signed as 4 bytes when only 1 byte is included in the transaction?