User pinhead

7

25

votes

1

answer

12k

views

How big is the UTXO database?

utxo

Jul 21 '17 at 7:27 nrek 101

1

12

votes

4

answers

2k

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

blockchain utxo

Feb 1 at 19:14 Murch♦ 54.5k

3

10

votes

1

answer

6k

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What is the difference between inbound and outbound connections?

peers connection

Jan 25 '16 at 17:41 Wladston Ferreira Filho 158

9

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4

answers

12k

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Is namecoin a currency?

namecoin

Mar 27 '15 at 19:08 Nick ODell 27.8k

8

votes

5

answers

3k

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Does BIP39 mnemonic construction avoid repeating words?

seed mnemonic-seed

Jan 3 at 22:24 CryptoFlippo 1

1

8

votes

6

answers

9k

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Monitor paper wallet balance without importing private key?

paper-wallet watch-only

Mar 14 '19 at 23:16 wealth watch 1

1

8

votes

3

answers

2k

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

transactions signature

Sep 12 '18 at 19:41 Andrew Chow♦ 53.4k

7

votes

2

answers

742

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How much extra disk space does txindex=1 require?

storage-footprint reindex

Jun 17 '20 at 1:54 Murch♦ 54.5k

7

votes

1

answer

404

views

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

bitcoin-core cve-2010-5141

Sep 12 '15 at 0:37 Community♦ 1

1

6

votes

1

answer

2k

views

Which block explorers recognize bech32 addresses?

segregated-witness blockexplorer bech32-address

Oct 14 '19 at 21:40 Murch♦ 54.5k

6

votes

2

answers

249

views

Are SegWit signatures all required to follow BIP143?

signature segregated-witness

Aug 3 '17 at 7:52 Murch♦ 54.5k

6

votes

1

answer

669

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

compiling

Jun 4 '16 at 12:03 Jonas Schnelli 5,778

3

6

votes

2

answers

7k

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

client portable

Dec 15 '14 at 16:57 Community♦ 1

6

votes

4

answers

1k

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

address

Sep 17 '14 at 16:36 Pieter Wuille 68.6k

2

6

votes

1

answer

277

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

bitcoin-core

May 20 '14 at 13:32 Community♦ 1

5

votes

2

answers

223

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What is transaction “finality”?

transactions locktime sequence checksequenceverify

Jul 5 '20 at 9:39 darosior 3,009

5

votes

1

answer

357

views

Is -blocknotify triggered during catch-up?

synchronization bitcoin.conf

Jan 21 '17 at 5:08 Nate Eldredge 22.4k

2

5

votes

4

answers

290

views

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

protocol confirmations unconfirmed-transactions utxo

Jan 17 '16 at 18:14 Anlhord Smithson 149

4

votes

1

answer

109

views

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

mempool replace-by-fee

May 11 at 15:26 pinhead 4,262

1

4

votes

1

answer

410

views

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

bitcoin-cash blockchain-fork sighash-flags

Nov 24 '18 at 17:56 MCCCS 9,168

4

votes

1

answer

250

views

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

segregated-witness

Nov 3 '16 at 16:23 Pieter Wuille 68.6k

1

3

votes

1

answer

1k

views

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

json-rpc raspberry-pi bitcoin-cli

Apr 1 at 4:05 Community♦ 1

1

3

votes

2

answers

851

views

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

transactions scalability checksig quadratic-hashing

Jan 23 at 18:26 Anonymous 13.5k

3

votes

2

answers

144

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

security schnorr-signatures taproot

Nov 13 '19 at 14:02 pinhead 4,262

3

votes

1

answer

286

views

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

json-rpc segregated-witness

Sep 14 '17 at 10:45 Community♦ 1

3

votes

1

answer

466

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transactions op-return dust

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1

3

votes

0

answers

170

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

electrum bitcoin-cli thin-clients

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1

3

votes

1

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187

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signature sighash-flags checksig

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3

votes

2

answers

934

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Energy & performance comparison: GPU mining vs playing HD Video

mining-hardware hashpower gpu

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3

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1

answer

1k

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bitcoin-core miner-configuration

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58 Questions

How big is the UTXO database?

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

What is the difference between inbound and outbound connections?

Is namecoin a currency?

Does BIP39 mnemonic construction avoid repeating words?

Monitor paper wallet balance without importing private key?

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

How much extra disk space does txindex=1 require?

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

Which block explorers recognize bech32 addresses?

Are SegWit signatures all required to follow BIP143?

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

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

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

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

What is transaction “finality”?

Is -blocknotify triggered during catch-up?

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

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

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

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

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

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

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

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

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

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

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

Energy & performance comparison: GPU mining vs playing HD Video

How to set Bitcoin-Qt setgenerate mining recipient?