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Why are bip32_derivs included in psbt outputs?

I do not want to share my output bip32_derivs as it seems to leak unnecessary info to other participants in collaborative transactions. Why are bip32_derivs included in psbt outputs? EDIT: I should ...
Fontaine's user avatar
  • 478
2 votes
1 answer
74 views

Why doesn't bitcoin script number follow two's complement?

Bitcoin script number encoding follows sign-magnitude according to BIP62, while most of programming language uses two's complement for signed integer(i.e. Rust format hex representation of signed ...
Hyunhum's user avatar
  • 91
1 vote
1 answer
9 views

How to connect Sparrow with Bitcoin Core on Mac?

Trying to connect sparrow to core. Sparrow gives out this error Could not connect: Cannot find Bitcoin Core cookie file at [file path] Everything was working fine until I toggled with sparrow ...
john's user avatar
  • 31
0 votes
0 answers
19 views

How to study BTC ETFs?

Dears, I have read a bit about BTC ETFs, but I am still quite lost in understanding this subject. I would like to know of someone could give me more information about this. For instance, let's take ...
MatrixRunner's user avatar
1 vote
0 answers
14 views

unlocking lightning script in windows

I want to automate the process of restarting lnd lightning after windows automatic reboot. For win update, power failure or whatever. I cannot find the way to feed the password in the lncli unlock ...
ondawoad's user avatar
0 votes
0 answers
40 views

Who here can help me retrieve my stolen cash worth $250,000 stolen by Kineko [closed]

I’ve had an account with Kineko.com since December 2022 and played significantly on sports and major European football leagues. Initially, everything was fine, and my betting limits were even ...
kreppy21's user avatar
1 vote
0 answers
9 views

How do I connect an lnd docker image to my umbrel bitcoin node?

I have an umbrel node running a full bitcoin node as an app. I would like to run a lnd docker image (https://github.com/lightningnetwork/lnd/blob/master/docs/DOCKER.md) on my laptop and connect to it ...
user2741831's user avatar
0 votes
0 answers
36 views

Can one wallet support many descriptors?

Say I wanted to handle many different complex spending scripts in my wallet using descriptors, is that be possible?
btc-descriptor's user avatar
1 vote
1 answer
12 views

Is there any reason a lightning node could not be ran without fees?

Every lightning node charges fees to route payments. This is I assume because running a node costs electricty and effort. But I was wondering, since bitcoin fees are not incurred after a channel is ...
user2741831's user avatar
2 votes
1 answer
49 views

What's the difference between the 3 index directories "blocks/index/", "bitcoin/indexes" and "chainstate"?

What's the difference between the 3 index directories I have in Bitcoin Core: bitcoin/blocks/index/ 129 MB bitcoin/indexes/ 59 GB bitcoin/chainstate/ 5 GB The size of "bitcoin/blocks/index/"...
Pineapple29's user avatar
1 vote
1 answer
51 views

Does a OP_CHECKSIGADD and OP_EQUAL script for a threshold signature fail if you provide too many valid signatures in the unlocking script?

For this CHECKSIGADD script for a 2-of-3 multisig: <pk1> OP_CHECKSIG <pk2> OP_CHECKSIGADD <pk3> OP_CHECKSIGADD OP_2 OP_EQUAL What happens if you provide more than the 2 required ...
Michael Folkson's user avatar
1 vote
0 answers
11 views

How do I copy the electrs index to a new node without it having to reindex?

I have electrs installed on an old Umbrel bitcoin node, and I want to copy it to new hardware (with Umbrel as well), instead of having electrs reindex the blockchain from scratch, which can take over ...
Pineapple29's user avatar
2 votes
0 answers
45 views

What format is this wallet stored in?

Background Some years ago (2017) I must have found a way to 'serialise' my wallet, because I stored the following in my password manager: Name: "Bitcoin wallet" Password: (typical generated ...
Michiel van Oosterhout's user avatar
1 vote
1 answer
55 views

OP_CHECKLOCKTIMEVERIFY locktime

I have a question regarding the retrieval of transaction parameters, specifically LOCK_TIME and witnessScript, for a P2WSH transaction I created. Below is the relevant code snippet for generating the ...
Dani69654's user avatar
0 votes
0 answers
23 views

Share the original Bitcoin 0.3.0 desktop program? [closed]

Or if someone has it, you can use the wallet.dat file from that version
Ganz's user avatar
  • 1
-1 votes
0 answers
16 views

Help! How to Use Connect Wallet and Use web3connect modal [closed]

please check the following repositories: Front-end: https://github.com/playflysports/frontend Back-end: https://github.com/playflysports/backend You can see 2 repos, frontend and backend. Make a ...
kisan rathod's user avatar
1 vote
1 answer
126 views

How is the progress field of Bitcoin Core's synchronisation/Initial Block Download debug logs calculated?

The debug.log file during Inital Block Download (IBD) typically includes something like the following1: 2023-09-09T10:04:32Z UpdateTip: new best=...
Lee's user avatar
  • 877
3 votes
1 answer
66 views

Help! About how to spend OP_checksigadd Multi-sig

I write a simple taproot-based script in bitcoinjs, like: <pk1> OP_CHECKSIG <pk2> OP_CHECKSIGADD <pk3> OP_CHECKSIGADD OP_2 OP_EQUAL It should be a 3-2 threshold account, that require ...
user152745's user avatar
-5 votes
2 answers
144 views

Is PoW an indispensable component in blockchain?

There is an argument that if the Proof-of-Work (PoW) mechanism is removed from the Bitcoin network or if the puzzle does not have a sufficient level of difficulty proportional to the computing power ...
Questioner's user avatar
  • 1,126
0 votes
2 answers
41 views

Can I spend a P2PKH transaction via the script-path of P2TR?

Is it possible to use a P2TR script-path to spend a legacy P2PKH UTXO? I have heard it is possible to "wrap" a P2PKH transaction with P2SH. Maybe it would be possible to "wrap" the ...
Mike C's user avatar
  • 1
1 vote
1 answer
74 views

How do you load a regtest wallet?

Running Bitcoin Core 27.0.0, how does one load a regtest wallet if the name of the wallet is unknown? bitcoin-cli -regtest loadwallet <name?> Steps I've tried listwallets No wallet is listed ...
yancy's user avatar
  • 11
0 votes
0 answers
48 views

Made a report how long for reply? [closed]

I have sent four amounts to same wallet. First two arrived ok. Last two wallet owner claims has not received. I sent owner screen shots from my deposit to confirmed received to my payments included ...
Nadine Gibbons's user avatar
0 votes
0 answers
21 views

Network fee accuracy question [duplicate]

I have an investor telling me he made 7k in bitcoin from a 200$ investment today. He says there is a network fee of 500$ to withdraw the funds for me. Is this or can this be accurate?
Sean's user avatar
  • 1
0 votes
0 answers
22 views

Sent bitcoin to my new bitcoin core wallet, but not showing up [duplicate]

I am SUPER newbie to this stuff, please help and be patient. I needed a place to send a large bitcoin transaction, and decided to impulsively download bitcoin core to receive it on my desktop. There ...
user152599's user avatar
-1 votes
0 answers
30 views

asking suggestion? [closed]

Hello groups need help i need to exchange btc from taproot but when checking only few exchanges was accepting taproot for received btc from taproot in secureshift you see any one know any exchange ...
Sanket Mishra's user avatar
1 vote
0 answers
29 views

What does KeyError: 'zmq-pub-channel-opened' mean?

Can anybody tell me if this is an issue when loading the zeromq plugin for Core Lightning? 2024-06-09T14:54:53.169Z INFO plugin-cl-zmq.py: Traceback (most recent call last): 2024-06-09T14:54:53....
user152547's user avatar
0 votes
0 answers
25 views

Is this a scam? [duplicate]

I made an account with karcof.com so someone could pay me. Once the account was created the sender sent me 41k in BTC. So now I have a balance of 41k on my karcof account. I tried to withdraw it but ...
Amber Sowell's user avatar
1 vote
0 answers
19 views

Get data from public-pool running on Umbrel

I am running my own public-pool instance on my Umbrel node (https://apps.umbrel.com/app/public-pool) mining using a Bitaxe device. For sport. Not for profit. As I can access my node via VPN (https://...
chocksmith's user avatar
1 vote
0 answers
44 views

Visual Memorable Seed Phrase

Can you please help improve my thinking on any of the below? A crypto (e.g. bitcoin) private key is a 256-bit number (a series of 256 digits that are all 0 or 1). Private keys are usually derived (...
Ryan's user avatar
  • 153
1 vote
0 answers
21 views

Spending paths for subset of n-of-n multisig

I would like to achieve the following. A group of N people come together and create an n-of-n multisig. Each of them funds this multisig with a custom amount of bitcoin. At some point in the future, ...
Neo's user avatar
  • 53
1 vote
0 answers
23 views

How to ignore LND on-chain reserve balance?

I have around 120.000 sat remaining on-chain balance in LND and want to sweep the wallet completely, as the node is about to be permanently shut down. The reserved_balance_anchor_chan amount was ...
sutterseba's user avatar
-1 votes
0 answers
17 views

Hello. How long will it take to transfer my 02/Bitcoin to the wallet that I deposit. Thank you [duplicate]

How long will it take to transfer my 02/Bitcoin to the wallet that I deposit. Thank you
Ghasem Namavar's user avatar
1 vote
1 answer
139 views

Why is there a "progress increase per hour"?

When syncing the blockchain with Bitcoin Core, why is there a "progress increase per hour"? Why wouldn't the syncing rate be constant?
Geremia's user avatar
  • 4,704
0 votes
1 answer
43 views

Is it Safe to Share a Wallet File Between Multiple Bitcoin Core Instances Using the New Wallet DB Technology?

I have a setup where a single stateful Bitcoin node (with a watch-only wallet) is no longer sufficient due to being a single point of failure and the increasing load of requests. Consequently, I need ...
Jeff Trimmer's user avatar
-1 votes
1 answer
37 views

Can an Antminer KS3 be used to mine Bitcoin?

I bought an Antminer KS3, the Bitmain miner for the KHeavyHash algorithm hashrate and it arrived yesterday. My question is, can I somehow modify the hardware of this KS3 to be able to mine bitcoin? I ...
miner ks3 iceriver bitmain's user avatar
0 votes
1 answer
88 views

How can I recover bitcoin core wallet after encryption with password?

I have backup of wallet.dat file before I encrypted it with password. I also do know the password. I deleted my server and all thing has gone but I have back up of wallet.dat file in computer. I send ...
Xavier Uncle's user avatar
1 vote
1 answer
34 views

How does subtractfeefrom work?

From the description of Bitcoin Core, subtractfeefrom is a parameter to define which recipient address would opt-in to receive less and contribute to pay the fee Here is a usecase: Alex has one UTXO ...
Stanley Yuen's user avatar
1 vote
2 answers
50 views

Presign transaction with unconfirmed outputs

I am wondering whether the following scenario is possible. Any help is very appreciated. Alice and Bob are creating a (taproot) 2-of-2 multisig together. They do not trust each other. They intend to ...
Neo's user avatar
  • 53
2 votes
1 answer
196 views

Did uncompressed public keys use the `04` prefix before compressed public keys were used?

Have uncompressed keys always used the 04 prefix, even before compressed keys (which use 02, 03) were used? Did bitcoin undergo an update to add these prefixes to the different key types? If so, since ...
aryzing's user avatar
  • 165
-1 votes
1 answer
23 views

Code: -26, Error: non-mandatory-script-verify-flag (Data push larger than necessary)" when trying to spend from P2WSH

I have sent to a P2WSH but I can't spend from this address because I get this error; Code: -26, Error: non-mandatory-script-verify-flag (Data push larger than necessary)" This is the script that ...
Adam's user avatar
  • 1
0 votes
0 answers
69 views

bitcoin core 27 initial sync blockchain errors

i was sent here from reddit https://www.reddit.com/r/Bitcoin/comments/1d5wgma/bitcoin_core_27_initial_sync_blockchain_errors/ i did some research and checked the debug.log, it had this error twice: ...
user152231's user avatar
1 vote
0 answers
15 views

Force closes reasons

What are the different reasons for a Lightning Network node to force a channel closure automatically, without user interaction?
polespinasa's user avatar
0 votes
1 answer
54 views

How feasible is a double spend attack?

Each source of information I look at that tackles this problem states that this type of fraud is essentially impossible at best and highly infeasible at worst. By my (very limited) understanding, the ...
M.White's user avatar
0 votes
0 answers
20 views

Bay Global Funding.com Legit? [duplicate]

I signed up for an account with this site for crypto exchange. My dashboard now shows a significant return but I now have to purchase a plan to withdraw it. Is this common and is this site even legit?
Marlos Cerda's user avatar
1 vote
1 answer
59 views

Is it possible to combine two PSBTs while retaining the existing signatures?

What if I want to combine two PSBTs: one is signed by Alice’s private key, another one is unsigned. I want to take the input and output from the signed one, and combine them with the unsigned PSBT, ...
Jack Tsia's user avatar
2 votes
0 answers
35 views

Schnorr batch verify random number generation method

Is there a specific way that you must generate the random numbers for batch verification with Schnorr signatures? In BIP 340 it describes this method for generating each random number: seed = SHA256(...
inersha's user avatar
  • 3,175
0 votes
0 answers
42 views

Am I correct in assuming that for-profit Lightning Channels need to be regularly "emptied out"?

Lets say we have three people/nodes, Tom, Jack and Bob. Tom wants to send Bob 50 satoshi. Tom has a channel with Jack with 1000 sats capacity (the multisig transactions contains 1000 sats from Tom and ...
user2741831's user avatar
1 vote
1 answer
49 views

How to configure port forwarding to run Full Node with Bitcoin Core using VPN instead setting up port forwarding on router?

I'm running full node with Bitcoin Core, but unable for incoming connections due possible block of my ISP, port forwarding on router doesn't take effect. Then I created a VPN on Proton VPN service and ...
Gilbert Grissom's user avatar
1 vote
1 answer
580 views

How can the Bitcoin blockchain be forked?

I understand in the past the blockchain has been forked (I.e BCH, etc). Can this be done by a single miner? How exactly does this happen?
Jake Stanton's user avatar
-7 votes
0 answers
43 views

Bitcoin is for FOOLS [duplicate]

Have you guys run out of FOOLS yet? This is nothing more than a PONZI scheme. So you support censorship as well I see. I am asking a valid question, yet you will not post it? Why is that? Because you ...
Joe's user avatar
  • 1

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