All Questions
30,476
questions
0
votes
1
answer
140
views
gettransaction cannot get address where it send from
Hi i have test few time with gettransaction method, it seem only show full detail about transaction when send inside node.
But if i send from another address outside my node, gettransaction only show ...
CommunityBot
- 1
1
vote
2
answers
2k
views
How can I generate SegWit addresses from a mnemonic using python?
So, I have written a script that generates BIP39 mnemonics. I now want to generate N native SegWit public keys from this mnemonic.
I have found this, but it generates legacy addresses. It uses the ...
- 1
1
vote
1
answer
40
views
Consolidating P2PKH outputs
I have thousands of UTXOs that were created for experimental purposes back in 2016.
These were created programmatically using P2PKH transactions, each generating hundreds of 10K-ish sat outputs.
Since ...
- 6,703
3
votes
0
answers
21
views
How does Ocean’s TIDES payout scheme work?
This week a new mining pool "Ocean" was announced. The mining pool uses a payout scheme called Transparent Index of Distinct Extended Shares (TIDES). The Ocean website describes the scheme ...
- 6,703
0
votes
1
answer
133
views
Confused by the term: trading partners. And how to convert more fringe currencies back to bitcoin
Two questions:
I am confused by the term: trading partners like BTC/ETH, etc.
I'm into some more of the fringe currencies, IOTA, and SAN. Bought them with bitcoin on bitfinex, how to convert back? ...
CommunityBot
- 1
0
votes
1
answer
72
views
Finding the lost Cryptocurrency
I have a Ledger Nano S wallet with some cryptocurrencies init such as bitcoin.
I tried to update this wallet. But after that, I can not see my cryptos on the wallet. I used 24-words phrases in order ...
CommunityBot
- 1
2
votes
1
answer
706
views
Unable to find Lightning Node
I have successfully installed and synced my lightning node (Raspiblitz). I see my public ip on port 8333 has 8 conns.
However, when I check my node on 1ml.com my node is not found.
I did forward port ...
CommunityBot
- 1
2
votes
2
answers
255
views
Bitcoin-cli 0.19.1 Wallet not Sending from Addresses with Closest Amount?
I have a weird issue that I thought was fixed a few years back with Bitcoin wallet to reduce fees. I guess not, or I am missing something...
My wallet received a transaction for the amount of 0....
- 72.6k
1
vote
1
answer
958
views
How to restore redeem script from a spent transaction?
What is the procedure to restore redeem script of P2SH address from a transaction sent from that address? The script is stored on the blockchain in the tx data, the question is how to extract it?
CommunityBot
- 1
0
votes
1
answer
22
views
Paper Wallet: can I use the import option in my case?
I have created a paper wallet and I generated the public/private keys with Ubuntu live + Electrum. Now I have 2 questions:
In this case, can I IMPORT ( instead of SWEEP ) my keys in electrum and ...
- 25.2k
1
vote
2
answers
360
views
Privatekey Recovery
so the question is about btc privatekey recovery .
Is there any way to recover/re calculate privatekey using these details :
SHA-256
RipeMD-160
public key
public address
rsz signatures ( non-...
CommunityBot
- 1
0
votes
2
answers
105
views
Wallet recovery history
My Blockchain Wallet Has Been Hacked By Recovery Words.and my wallet id changed
How Can I Get Access To My Wallet Recovery History?
CommunityBot
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0
votes
1
answer
2k
views
recovery of old wallet.dat file
Back in 2012, I mined for a bit on my computer in Slush pool. I didn't get much, like .11 coins so I quit.
In 2018 I went to slush pool and sent my sats to my bitcoin core wallet then tried to open ...
CommunityBot
- 1
1
vote
2
answers
92
views
What is a sane Miniscript? How does it differ to a valid Miniscript?
What is a sane Miniscript? How does it differ to a valid Miniscript?
This was asked during a Bitcoin Core PR review club on Miniscript hosted by stickies-v on May 18th 2022.
2
votes
1
answer
81
views
What does Pay to Contract (P2C) mean?
What does Pay to Contract (P2C) mean in Bitcoin? Is it just tweaking private/public key with the hash (represented as a number) of some message and then using classic P2PKH?
For example, if we are ...
- 72.6k
0
votes
0
answers
15
views
Reflecting Fee? [duplicate]
I'm currently dealing with a case where I am asked to pay a Bitcoin reflecting fee in order to receive my withdrawl amount to my cashapp/bitcoin wallet. It is not currently showing anything pending on ...
- 1
49
votes
8
answers
13k
views
Is there any way to track an individual bitcoin (or satoshi)?
For example, if I wanted to "collect" important bitcoins is there any way to track a coin rather than a series of transactions? If I wanted one of the bitcoins from the infamous "Bitcoin pizza" ...
2
votes
3
answers
903
views
How can I get the date of the last transaction from the blockchain.info API?
Is there a way to request the date of last transaction via API? I run a request to see balance of my addresses and need to request the date of the last transaction, how would I do that?
CommunityBot
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0
votes
1
answer
447
views
Is it possible to talk to bitcoin RPC API with Javascript and WITHOUT using a node server?
I am planning on building a Wallet and want to know if I can hook something like an Electron native JavaScript app to Bitcoin RPC without running node.js for the server calls, so using something like ...
CommunityBot
- 1
1
vote
1
answer
81
views
Bitcoin Core really slow to sync recently
Apologies if this is not the right place to ask for help with this, but I don't know where is.
I have a Bitcoin Core full node (Windows 11), but one that doesn't run all the time. Node is not pruned, ...
2
votes
1
answer
487
views
LoadBlockIndexDB: transaction index disabled
I'm trying to run bitcoind on a Raspberry Pi 3 but I'm stuck on an error. The raspberry has a Hdd for storage with a fully indexed blockchain that was synced on my laptop and than copied to the Hdd (...
2
votes
1
answer
148
views
Certain spent P2PKH outputs give error: Non-canonical DER signature
Certain rare spent P2PKH outputs give error: Non-canonical DER signature when I try to verify the spent output using both btcdeb (version 5.0.24) and bitcoinconsensus (version 0.20.2, using Rust ...
- 102k
0
votes
1
answer
84
views
Is there any way to commit mempool transactions to blockchain?
I have thousands of transactions in mempool but not very many have been committed to the blockchain. Can anyone tell me why?
3
votes
1
answer
164
views
What would a bitcoin quantum resistant address look like?
In a hypothetical future where a quantum computer is able to break the cryptography protecting the bitcoin private key, one of the solution would be to move our coins to quantum safe resistant ...
- 1,014
0
votes
1
answer
59
views
severity of bitcoin vulnerability to AES crack
In the event that AES is cracked, what are the implications for the consensus layer of bitcoin? What are the implications for user's bitcoin wallets? On average, how many bitcoin would be available to ...
- 1,493
2
votes
1
answer
736
views
Bootstrap.dat on Mac OSX 10.9 - Difficulty
Been trawling through a lot of information (I know this similar issue has probably come up a fair bit) on this issue and going round in circles a bit. I am not the most tech savvy individual, and ...
CommunityBot
- 1
1
vote
1
answer
239
views
Configure Bitcoin full node in my local LAN
It is said that deploying a Bitcoin full node would protect the privacy of my Bitcoin addresses. If I configure a Bitcoin full node to be outbound only, would that be enough to protect me? Do i still ...
CommunityBot
- 1
0
votes
0
answers
89
views
how to spend ordinals/inscriptions?
so, i have some sats with ordinals and brc20 tokens in them. useless. might as well treat them as ordinary btc.
question is - how do i spend them? ie send them to a btc address?
unisat wallet wont ...
- 72.6k
1
vote
1
answer
89
views
Private key on Bitcoin Core
I can't create the private key of a legacy address on bitcoin core. When I do the command it writes me that it can only be done to legacy addresses. And my address is legacy. What should I do. Thank ...
- 72.6k
0
votes
2
answers
57
views
Bitcoin node : importprivkey does not import all getnewaddress previously created
I have a problem with my bitcoin wallet recovery process.
I have a wallet with thousand of address attached created with RPC method 'getnewaddress'.
I would like to have a recovery process for this ...
- 72.6k
-1
votes
0
answers
34
views
Withdrawal bitcoin [closed]
I have two email accounts in BTCfree.win, and I achieved 0.2 free bitcoin during 3 years. On 24th September I withdrawed my bitcoin to my trust wallet address. It took about 1 month from my request ...
- 6,703
1
vote
1
answer
98
views
How the system works when there's no block reward?
I've came across some articles arguing that it is a good idea to have no block reward at all, but I struggle to understand, how this would work.
I understand that the incentive for miners would be ...
CommunityBot
- 1
0
votes
1
answer
47
views
How to fully uninstall Bitcoin Core on Macm2, and should I run a server as well as external HD
does anyone know how to fully uninstall Bitcoin Core from a mac m2?
Also, I have a 1tb external hard drive, should I get an AWS server to run Bitcoin Core? I am doing it locally and it is still eating ...
CommunityBot
- 1
1
vote
2
answers
982
views
Recover Electron wallet with bad seed phrase
I once created a bitcoin wallet with Electron using a hand crafted seed phrase (using the words of the valid word list that time).
I now figured it was a bad idea, while it is possible to create ...
1
vote
1
answer
26
views
Is it possible to use Bitcoin Script to implement a quantum-resistant locking script that would be safe to spend from?
Stewart, I., et. al. (2018). "Committing to quantum resistance: A slow defence for Bitcoin against a fast quantum computing attack" described a method by which funds could be safely moved ...
- 1,014
0
votes
1
answer
197
views
Trying to create a bitcoin based webapp in python which takes BTC deposits. How would I use pybitcointools to implement this?
Trying to create a bitcoin based webapp in python which takes BTC deposits (New to Bitcoin in general, but want to get involved).
Although I would preferably want to use a different address for each ...
CommunityBot
- 1
3
votes
3
answers
377
views
Value of Product Based on Bitcoins
If I chose to accept Bitcoin as a payment for my product, and the price of the bitcoin goes up or down, then technically I am not getting as much for my product in the long run correct? Because the ...
CommunityBot
- 1
1
vote
2
answers
652
views
Bitcoind gui client, wallet client with peer preference, node manager
first time user here so politely point out any thing I have done wrong.
I am looking for three things, but first let me explain the situation and use case:
I am using bitcond full node on a headless ...
CommunityBot
- 1
0
votes
0
answers
59
views
What are all the consensus rules for the block version value? [duplicate]
I am interested in what are the all consensus rules for block version number in a block header?
Found some answer here.
Andrew Chow said that it can be whatever value we want except some specific ...
- 61
0
votes
1
answer
1k
views
Running a bitcoind docker
Thanks to the bitcoin.stack community I have successfully launched a bitcoind docker with an external volume which has the block data
Currently its in 100% sync but I am facing an issue to get ...
CommunityBot
- 1
0
votes
1
answer
34
views
Network fee more than transaction?
I sent 0.0005 btc to my wallet.
Bittrex took 0.0003 btc fee.
In my wallet it says 0.0005btc ,18 usd.
Then it says 0.002btc network fee, 92usd.
But i still have the 0.0005 btc in my wallet.
Who pays ...
- 18k
0
votes
0
answers
23
views
calc Block Header hash
I use the following code to calculate the header hash.
function serializeBlockHeader(blockHeader) {
const version = Buffer.alloc(4);
version.writeUInt32LE(blockHeader.version);
console.log(...
- 3
1
vote
2
answers
192
views
Bitcoin Received But Then Sent
I received Bitcoin to my wallet but it looks like that was the sent out to someone else. How could that be?
The transaction number for the received coin on explorer shows:
...
- 11
1
vote
1
answer
34
views
How to get a receiving address from Bitcoin Wallet app?
So, I'm trying to obtain my winnings from this online casino OZWIN CASINO, which is based out of Australia, and I'm located in the United States. Problem is that I've never used Bitcoin and I've just ...
- 25.2k
0
votes
0
answers
27
views
Fell for crypto Scam, I NEED HELP [duplicate]
I think I am being scammed right now - I have researched (too late) about this operation and a lot of stories seem to match what is happening to me right now. They made me pay a 30% fee to withdrawal ...
- 102k
0
votes
0
answers
12
views
bitcoin core. 0/no confirmations, in the memory pool [duplicate]
I ask for help, today I sent bits from my core wallet, everything was as usual.an hour after sending, I checked the transaction in the blockchain and it's not there at all, as if I didn't send it.......
- 1
1
vote
1
answer
364
views
Bitcoin fails to compile with Boost
After running 'autogen.sh', './configure' and then 'make', I keep getting the following error:
Undefined symbols for architecture x86_64: "__ZN5boost10filesystem4path5imbueERKSt6locale", ...
CommunityBot
- 1
4
votes
2
answers
1k
views
How does nSequence/Check Sequence Verify work?
How does relative timelock work? I mean, I know the theoretical description, but how to use nSequence concretely ? Can you do me a practical example with 2 sample transactions one of which locked with ...
- 72.6k
5
votes
1
answer
1k
views
How do I calculate the witness commitment hash for a given block?
From my understanding, every SegWit enabled block has an added output script which is used as a place to store the "Witness commitment" specified in BIP 141.
One issue I've stumbled upon was ...
- 6,703
2
votes
1
answer
709
views
What is the "witness reserved value" for BIP-141?
BIP-141 defines a witness reserved value as part of a flexible commitment structure:
Double-SHA256(witness root hash|witness reserved value)
The purpose is to support commitments (i.e., data ...
- 6,703