User Questioner

73 votes

3 answers

42k views

How is difficulty calculated?

difficulty difficulty-retargetting

Salvador Dali

3,290

asked Dec 18, 2012 at 18:30

61 votes

3 answers

20k views

How does the Lightning network work in simple terms?

lightning-network scalability

Murch♦

63.6k

asked Apr 12, 2016 at 15:35

51 votes

1 answer

15k views

What are Channel Factories and how do they work?

scalability terminology lightning-network channel-factories

Murch♦

63.6k

asked Jan 1, 2018 at 18:16

42 votes

6 answers

29k views

Why doesn't Bitcoin migrate to proof-of-stake?

proof-of-work proof-of-stake energy-consumption

Oscar Serna

834

asked Apr 19, 2020 at 15:13

39 votes

3 answers

15k views

What is a stealth address?

address privacy

Emre Kenci

3,148

asked Jan 16, 2014 at 21:46

33 votes

1 answer

8k views

Why are Bitcoin addresses hashes of public keys?

address hash sha256 ripemd160

Noah

1,459

asked May 8, 2012 at 15:06

31 votes

3 answers

45k views

How does proof-of-stake "mining" work? [closed]

mining-theory proof-of-work proof-of-stake peercoin

Steven Roose

11.4k

asked Jan 7, 2014 at 1:21

29 votes

3 answers

6k views

How are paths found in Lightning Network?

lightning-network lightning-routing

Murch♦

63.6k

asked Apr 11, 2016 at 9:39

22 votes

4 answers

112k views

What happens if your transaction is never confirmed?

unconfirmed-transactions confirmations blockspace-market

Ryan Detzel

373

asked Feb 9, 2014 at 16:09

20 votes

2 answers

13k views

What is the maximum size of a transaction?

transactions

SDL

569

asked Oct 31, 2011 at 14:20

19 votes

2 answers

1k views

What are the trade-offs between transacting on Lightning Network and Bitcoin mainchain?

lightning-network

Murch♦

63.6k

asked Jan 29, 2016 at 0:12

18 votes

4 answers

18k views

Why does each block store a Merkle root?

blockchain block merkle-tree

Mohit Munjani

181

asked Oct 11, 2016 at 16:56

13 votes

3 answers

5k views

Byzantine fault-tolerant consensus - Why 33% threshold

consensus

Ini

291

asked Aug 30, 2017 at 12:31

10 votes

1 answer

2k views

How is a node in the middle prohibited from keeping the money in a routed Payment in Lightning network?

lightning-network lightning-routing hash-time-locked-contract

Murch♦

63.6k

asked Mar 4, 2016 at 7:54

10 votes

9 answers

1k views

What are the obstacles to pegging the value of bitcoin to an established stable currency?

economic-theory bitcoin-economy value price-volatility

barrymac

1,595

asked Oct 26, 2011 at 15:45

9 votes

1 answer

3k views

What does a segregated witness transaction look like?

raw-transaction segregated-witness

inersha

2,808

asked Oct 20, 2016 at 18:02

8 votes

1 answer

2k views

Is there a fixed order for all transactions in the block chain?

transactions blockchain

Steve

81

asked Jan 25, 2015 at 4:54

7 votes

4 answers

2k views

PoW 51% attack vs. BFT 1/3 attack?

proof-of-work consensus

hellopeach

177

asked Jul 26, 2018 at 4:58

7 votes

2 answers

1k views

How do "trustless third-party watchers" work in Lightning Network?

lightning-network ln-node-reliability watchtower

Luca Matteis

5,124

asked Jul 28, 2017 at 12:08

6 votes

1 answer

1k views

How are sigops calculated?

transactions script

Edward Kerstein

197

asked Jan 7, 2018 at 2:23

6 votes

2 answers

2k views

Bitcoin Script tutorial

development script

0xuser

109

asked May 16, 2018 at 18:37

6 votes

1 answer

304 views

Non-bidirection payment channels for lightning network

lightning-network off-chain lightning-routing

Wapac

1,014

asked Feb 25, 2017 at 10:41

6 votes

2 answers

3k views

Is it possible to add funds to an already-open lightning network channel?

lightning-network ln-splicing

B T

1,501

asked Aug 10, 2017 at 19:42

6 votes

1 answer

459 views

How are Lightning network, duplex channels, and micropayment channels related?

multi-signature bitcoinj lightning-network micropaymentchannels

hartmut

641

asked Jun 7, 2016 at 13:21

5 votes

1 answer

371 views

Is it possible to splice a new participant into a LN channel factory?

lightning-network scalability off-chain channel-factories ln-opening-channels

xiaofo

107

asked Jul 20, 2018 at 13:26

5 votes

1 answer

258 views

I keep hearing about MAST, what is it and what does it do?

taproot mast

Murch♦

63.6k

asked Nov 3, 2016 at 9:26

5 votes

3 answers

2k views

what is the motivation behind one-cpu-one-vote rule?

scalability

vi.su.

1,844

asked Dec 7, 2012 at 7:56

5 votes

2 answers

1k views

Opening Lightning network channel: who is paying?

transaction-fees lightning-network ln-opening-channels

Rexcirus

329

asked Jan 19, 2018 at 22:33

5 votes

2 answers

3k views

Is the Lightning network a proof-of-stake system?

proof-of-stake lightning-network

Murch♦

63.6k

asked Apr 23, 2016 at 23:54

4 votes

1 answer

1k views

Why did my lightning node not route payments after I have funded 5 payment channels?

lightning-network core-lightning ln-channel-capacity-management

Ronald Wiplinger

201

asked Jan 11, 2019 at 11:24

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How is difficulty calculated?

How does the Lightning network work in simple terms?

What are Channel Factories and how do they work?

Why doesn't Bitcoin migrate to proof-of-stake?

What is a stealth address?

Why are Bitcoin addresses hashes of public keys?

How does proof-of-stake "mining" work? [closed]

How are paths found in Lightning Network?

What happens if your transaction is never confirmed?

What is the maximum size of a transaction?

What are the trade-offs between transacting on Lightning Network and Bitcoin mainchain?

Why does each block store a Merkle root?

Byzantine fault-tolerant consensus - Why 33% threshold

How is a node in the middle prohibited from keeping the money in a routed Payment in Lightning network?

What are the obstacles to pegging the value of bitcoin to an established stable currency?

What does a segregated witness transaction look like?

Is there a fixed order for all transactions in the block chain?

PoW 51% attack vs. BFT 1/3 attack?

How do "trustless third-party watchers" work in Lightning Network?

How are sigops calculated?

Bitcoin Script tutorial

Non-bidirection payment channels for lightning network

Is it possible to add funds to an already-open lightning network channel?

How are Lightning network, duplex channels, and micropayment channels related?

Is it possible to splice a new participant into a LN channel factory?

I keep hearing about MAST, what is it and what does it do?

what is the motivation behind one-cpu-one-vote rule?

Opening Lightning network channel: who is paying?

Is the Lightning network a proof-of-stake system?

Why did my lightning node not route payments after I have funded 5 payment channels?