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Minimal value for xprv

If we have "smallest" (all characters minimal ASCII) pub address 1111111111111111111114oLvT2 which does not work in the network, and smallest pub address 111111111111111111112BEH2ro which ...
  • 113
0 votes
0 answers
7 views

Resolving duplicate blocks in a custom Node.js blockchain using sockets

I've implemented a custom blockchain in Node.js, where each node communicates using sockets. Currently, when two miners mine the same transaction, they both add it to their chain and share the block ...
0 votes
0 answers
9 views

python bitcoin_explorer can't read block 761249

I installed bitcoin node, synced up to date. I am using python bitcoin_explorer to read the block data. I can read all blocks, however, I can't read block 761249 I am not sure it's my syncing problem, ...
  • 1
0 votes
0 answers
11 views

signrawtransactionwithwallet for a multisig-transaction, after getnewaddress

I created a descriptor wallet in bitcoin core 24. Next, I created a new address with using getnewaddress. I took pubkey of that address, and used it as one of the three pubkeys when generating a ...
  • 193
0 votes
0 answers
8 views

Lightning LND Anon memory growing OOM

I'm running an Umbrel Node and seems to have a memory consumption problem which results in a weekly OOM and followed by a LND restart. To be honest I don't know what I did wrong, as my node was ...
  • 31
0 votes
1 answer
23 views

How to setup Alby wallet for testnet bitcoins

I'm trying to test out the Alby wallet. I wanted to test it's working with fake testnet bitcoins (tBTC). I tried to follow this guide: https://github.com/getAlby/lightning-browser-extension/wiki/Test-...
0 votes
0 answers
16 views

stuck transaction in ride the lightning on chain transaction

This transaction was send in ride the lighting on chain transaction, it has zero confirmation, how do I send it out, or cancel the transaction?
0 votes
0 answers
12 views

How to display {block number} instead {date value} on Wordpress posts?

Ideally, the goal is to show the block number (ie: 782667) instead of the date value (ie: 26 March 2023 4:44PM CT) on all wordpress posts and pages that currently display it. There's maybe a script we ...
  • 121
0 votes
0 answers
9 views

How we can display Woocommerce Products prices in Bitcoin or Satoshis?

In a WooCommerce website, we aim to display the product prices in satoshi/bitcoin based on the current market value. Ideally we don't want to use any existing plugin and we are looking to get the ...
  • 121
2 votes
1 answer
38 views

Comparison between CPFP and BIP125 for fee bumping

As far as I understood so far, CPFP and BIP125 are both designed to help spenders to make new transactions using an input of an unconfirmed transaction by paying the cost. The most well known use case ...
1 vote
0 answers
14 views

How to connect my mobile wallet to a full node via a TOR hidden service address?

I would like to configure a mobile (Android) wallet to connect to a TOR-enabled full node (Bitcoin Core), via its onion address. I haven't decided which wallet to use yet. It will depend, of course, ...
  • 111
0 votes
0 answers
17 views

Where can I buy bitcoin directly in to my wallet

I would like to buy Bitcoin directly into my muun wallet. Possible options that I'm aware of Buying directly from someone Using a bitcoin atm Buying from Coinmamma What I tried Bisq (Would not ...
0 votes
0 answers
66 views

Interpreting descriptors from bitcoinrpc for python

I've been running through the Bitcoin blockchain like this and comparing the descriptors to https://github.com/bitcoin/bitcoin/blob/master/doc/descriptors.md... rpc_connection = AuthServiceProxy("...
  • 275
0 votes
1 answer
24 views

bitcoinjs-lib is installed but cannot use its functions

I've installed the latest version of bitcoinjs-lib but I cannot use the functions of the library. I get errors like: const keyPair = bitcoin.ECPair.fromPrivateKey(Buffer.from(privateKey, 'hex'), { ...
-1 votes
1 answer
30 views

Unable to send bitcoin from trust wallet getting Code 400

I tried to send bitcoin from my trust wallet to my Coinbase account and I received an error -26: Txn-mempool-conflict Code 400 I am a beginner so can someone help me with this
1 vote
0 answers
25 views

How can I send a RGB token via Lightning Network?

RGB on lightning has happened recently. This documentation is said that payment channel can have HTLCs that contain RGB state transitions. That means payment for RGB assets can be delayed on LN when a ...
  • 615
0 votes
0 answers
20 views

How can I recover funds recovery from coldcard?

I recently bought a Coldcard mk4 and did some tries to understand how it works. I moved a tiny amount to test it but now I can't recover it. What I think happened is: I exported the wallet created ...
1 vote
0 answers
31 views

How is it possible to bypass bip125#2?

I was reading this github gist about rbf improvements written by glozow. I had difficulty understanding parts of it. The main confusion I have is for this paragraph: BIP125#2 can be bypassed by ...
0 votes
0 answers
42 views

Litecoin transactions not going through [closed]

Using LTC because it is relatively fast, but there is a first for everything: 24 hours ago I made a Litecoin payment, medium fee. However, up to now, 0 confirmations. On Blockchair I see "...
  • 1
1 vote
0 answers
41 views

Create and spend P2WSH that locks coins with OP_CHECKLOCKTIMEVERIFY

I'm attempting to create a P2SWH address with a script that locks the coins for some time. And then I want to spend those coins from that address. I've read a lot, some of the most relevant: BIP173 ...
  • 11
1 vote
1 answer
22 views

Who determines a hard fork [duplicate]

I'm trying to really get a deep understanding of the roles miners and nodes play in enforcing the Bitcoin rules. If a hard fork is presented, who determines if the fork is accepted, nodes or miners? I ...
0 votes
1 answer
20 views

Why would someone create a transaction where the fee is bigger than the sum of the outputs?

At the moment I am writing this question, the network is extremely bloated with, more than 60k transaction in the mempool. Inspecting the recent transactions, I found 4 very weird examples, at least ...
0 votes
1 answer
63 views

Total Decentralization

I am fairly new to Bitcoin and do not know the ins and out of using the Electrum wallet(i was recommended this wallet by bitcoin.org). I see on the internet that there are several methods by which I ...
0 votes
2 answers
32 views

Why distinguish between receiving address and change address

I see receiving address and change address in wallet client and bip44. Why distinguish between receiving address and change address? What will be the problem if I use only change address chain for ...
  • 11
0 votes
1 answer
18 views

Transaction fees for multiple outputs

I received a transaction from an exchange. It has 30 outputs, the fee was - according to blockchain.com - roughly 18k sats. Is this the fee per output or for the entire transaction? Is it cheaper - ...
0 votes
1 answer
26 views

My issue is same as many others sent BTC but funds were not received

even though the transaction shows as confirmed the receiver has not received the funds. I looked on Blockchair by entering the receivers wallet address and doing a history search and guess what it ...
0 votes
0 answers
9 views

Is this legit i remember signing up for it but is it a scam? [duplicate]

Look I signed up for this app a year ago and I got an email today that said my account has been inactive for a year and I have 24 hours to get my money or it goes back to the company. I Google the ...
3 votes
1 answer
31 views

Error creating a Taproot descriptor with a single key as script path

I need to implement 1 of 2 multisig with P2TR. My friend's Bitcoin public key is 0374d5f29bc6c15066437856c512f7f9e5a14a1eb93cab2776d33b27b4103c62d8. My own Bitcoin public key is ...
  • 51
0 votes
1 answer
37 views

Failed to start Bitcoin daemon

I set up Tor with bitcoind. After that, when I started the daemon, I got the following error. Error: Cannot set -bind or -whitebind together with -listen=0 My bitcoin.conf is: server=1 txindex=1 ...
  • 25
1 vote
1 answer
23 views

What wallet size difference to expect between Bitcoin Core (binary) and Electrum (json) wallet files?

Imagine a relatively big wallet with tens of thousands of addresses and 3x transactions. Now, let's say I restore such a wallet and do full re-scan in two applications - in Bitcoin Core and in ...
  • 193
0 votes
2 answers
30 views

Deleting data in blockchain

I have read that block in blockchain is immutable since the next block is storing the hash of previous block . What if , to remove a block from the blockchain , I set the "previous hash" of ...
  • 1
0 votes
1 answer
26 views

Are fees smaller to transact to addresses generated from a zpub master public keys compared to xpub?

Will it affect the fees in any way when one sends money to an address generated from zpub master public key compared the xpub? What might also be part of this question is, understanding whether it is ...
  • 193
0 votes
1 answer
22 views

Bitcoin confirmation

How to finish up conformation process on bitcoin
0 votes
1 answer
13 views

I deleted a transaction after:The Transaction is only available on your local machine

I waiting for confirmations from a transaction from another person. The issue it that it's only 3 sat/vb. On my electrum wallet I got the following: "The Transaction is only available on your ...
  • 101
1 vote
1 answer
31 views

Bitcoin Mining Pools Centralization

I read a couple of articles and watched some YouTube videos, but couldn't find a super convincing argument for why centralized mining pools are not a huge issue. I get that from a Game Theory ...
  • 87
0 votes
0 answers
36 views

Blockchain.com holding all my funds [closed]

On Feb 23 2023 I recived an email from blockchain.com telling me my verification was unsuccessful and would be contacted in a few weeks. I have been a verified user for almost 10 years. I have been in ...
  • 1
0 votes
1 answer
37 views

Early version of bitcoin and poker

How can we locate the code for an online poker game in version 0.1.0 of Bitcoin, which multiple articles on the internet claim was included by Satoshi Nakamoto? Furthermore, how can we verify that ...
  • 2,550
1 vote
1 answer
32 views

Is there a formula to know how much to bump your change input to get a desired sat/vbyte for P2TR transactions?

so i know x = (sat/vB_effective * (vB_parent + vB_child) - current_parent_fee) / vB_child where x is the child fee (in sats/vbyte) that would need to get bumped. so this is figured off the child fee. ...
  • 13
3 votes
1 answer
107 views

Does Bitcoin Core version v22.0.0 support SLIP-0132?

Launched my own Bitcoin Core with regtest. Installed Specter and made it connect to that node. In Specter, I created a new bitcoin wallet, basing it on the bitcoin core hot wallet. In Specter, I ...
  • 193
1 vote
1 answer
33 views

Reading blk.dat files using pybtc does not yield transactions

I am trying to parse the blk.dat files using pybtc but I can't seem to get this right. f = open(block_filename, "rb") lines = f.readlines() for block in tqdm(lines): ...
1 vote
1 answer
29 views

How can one query the mempool of an Electrum server?

How does one go about querying a public Electrum server’s mempool? Not just for a address, but the entire mempool.
  • 113
0 votes
1 answer
22 views

How to implement stake.com model of deposit & withdraw flow for my crypto poker casino?

In stake.com for each user they generate separate bech32 address for deposit & displays the deposited amount as balance in top of the navigation bar. Similarly for withdraw they just ask for the ...
0 votes
0 answers
19 views

bitcoin core generate xpub (not hardened) from pubkey

I am a vendor in a marketplace that accepts bitcoin. In bitcoin core that I run, I retrieved pubkey of my wallet by running getaddressinfo. Now, I need to generate an xpub key and pass it on to the ...
  • 193
2 votes
1 answer
59 views

Is it safe to reveal the private key that generates the R nonce in schnorr sigs?

I'm curious about stuffing data in the auxiliary parameter of generating the schnorr nonce. Something like "Alice agrees to pay 1 BTC to Bob within 5 days of Monday March 20th". I want to ...
  • 331
0 votes
0 answers
71 views

How do i trade my bitcoin with high chances of profit [closed]

I have been wanting to invest my funds in a very long time but i always have it difficult to do because i am always scared of losing my funds to bitcoin and now that i realize the speedy increment of ...
0 votes
0 answers
29 views

implementing the neutrino client [closed]

I am starting a project to implement the neutrino client and the neutrino node has already implemented the bip 157 and bip 158 , and now I want to know how I should start implementing it means what ...
  • 1
0 votes
0 answers
31 views

Bitcoin: Mine faster than timestamp and nonce value [duplicate]

So Bitcoin uses a 32 bit value nonce in the bitcoin header. This means that it takes about 4 billion hashes to run out of nonce values. There is also a timestamp in the Bitcoin header which is Unix ...
  • 101
1 vote
2 answers
46 views

Sum of block values not zero?

Take for e.g. block 163440. The amount paid out in the coinbase transaction is not reward+fees. Does the network not require blocks to have a sum of zero for all transactions + block reward? ...
1 vote
1 answer
42 views

Consequences of turning on pruning setting in Bitcoin core after initial block download

I have been running full node without specifying the pruning settings in bitcoin.conf. I was wondering if I need to re-download the entire blockchain if I restart my node after turning on pruning ...
1 vote
1 answer
102 views

Can simply not spending the dust thwart dusting attacks?

I have an address where small dust amounts have been deposited in 3 or 4 transactions by unknown senders. I did some research and found it's a "dusting attack". The articles also mention ...
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