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Top Questions

5 votes
2 answers
404 views

Can an unconfirmed transaction be confirmed several years later?

4 votes
2 answers
299 views

Using Bitcoin Core Regtest in classroom

3 votes
1 answer
295 views

How do I set up bitcoin.conf in Bitcoin Knots to stop spam and low value transactions?

3 votes
1 answer
136 views

Why is my P2P_V2 peer connected over a v1 connection?

2 votes
1 answer
93 views

Is there still a digital signature loophole in Bitcoin transactions?

0 votes
1 answer
131 views

How do miners manually add transaction to a block template?

3 votes
1 answer
102 views

How do I run a Core Lightning Node on top of Bitcoin Knots?

0 votes
1 answer
47 views

When should Bitcoin Core functional tests be run?

2 votes
1 answer
85 views

Exact witness requirements for a segwit transaction with P2PKH and P2WPKH inputs

0 votes
1 answer
65 views

How can taproot transactions manage to store so much data?

1 vote
1 answer
92 views

Why do some transactions wildly overpay fees?

1 vote
1 answer
59 views

Are RBF transactions on average larger in size than its predecessors and than non-RBF transactions?

0 votes
1 answer
74 views

How is tapscript different than P2PKH using opcodes from a developer perspective?

1 vote
1 answer
44 views

I can't parse the UTXO from the chainstate

0 votes
1 answer
55 views

Why can I not find my transaction in the mempool?

3 votes
1 answer
42 views

Understanding the common input ownership heuristic

0 votes
1 answer
39 views

Why doesn't bitcoin use bech32 encoding for transaction_id and block hash?

2 votes
1 answer
81 views

How can I validate if my miner works?

1 vote
1 answer
58 views

In what order is the blockheader hashed?

1 vote
1 answer
55 views

What's the raw logic for converting a seed phrase to private key

0 votes
1 answer
42 views

Can I create multiple OP_RETURN UTxO in single transaction

3 votes
0 answers
69 views

How do I set up my own custom signet?

0 votes
1 answer
32 views

Does new transaction in RBF has a txid different from the stuck transaction ? If yes , then isn't it basically creating a new transaction?

0 votes
1 answer
52 views

Lightning Network channel reserve

0 votes
0 answers
66 views

Error occurred while creating ord wallet: RPC cookie file not found [closed]

0 votes
1 answer
39 views

What effect on Lightning Network would be of setting dustrelayfee to 0.003 by all nodes?

6 votes
1 answer
39 views

How can I verify that a PSBT is solvable by a specific descriptor?

1 vote
2 answers
64 views

How does a HD wallet work in practice?

1 vote
0 answers
63 views

Stuck on "Replaying Blocks" 100% after a forced close

2 votes
1 answer
48 views

Where does the term "derivation path" originate

2 votes
1 answer
46 views

What does unbroadcastcount in getmempoolinfo mean?

0 votes
1 answer
34 views

Is it possible to reduce the field size without disrupting generation of public keys?

0 votes
1 answer
43 views

Monitoring a sequence of bitcoin transactions

0 votes
1 answer
54 views

How to convert signature to DER encoded format in python

0 votes
1 answer
54 views

Which bitcoin mining pools can be used with a Bitaxe miner?

1 vote
1 answer
42 views

How can I check the balance of a 10 year old wallet that can't sync?

0 votes
0 answers
53 views

Is there anyway to produce the transaction's hash created by sender?

-2 votes
1 answer
32 views

A few questions on BRC20 [closed]

1 vote
2 answers
52 views

Other than for obvious spam, what is OP_RETURN used for in non-coinbase transactions?

2 votes
0 answers
50 views

Bitcoin Core stores public keys and balance unencrypted, a few questions

0 votes
2 answers
50 views

How to avoid "Unconfirmed UTXOs are available, but spending them creates a chain of transactions that will be rejected by the mempool"?

0 votes
0 answers
50 views

What is the correct way to calculate testnet BTC fees?

0 votes
1 answer
30 views

i have not receive the transaction

-1 votes
1 answer
38 views

Questions about sidechain

0 votes
0 answers
45 views

How do I configure BTCPayServer to use an alternative datadir and avoid 'Unable to open settings file' Error?

0 votes
0 answers
45 views

Old encrypted wallet + bitcoin core

0 votes
1 answer
44 views

how to create txid from transaction.json

-1 votes
1 answer
34 views

Is it possible for the commit and reveal transaction to be on the same block?


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