Questions tagged [transactions]

This tag should be used for questions related to transactions. Transactions are signed messages regarding the transfer or generation of bitcoins. They are broadcast throughout the Bitcoin network and, if accepted, integrated in the blockchain.

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Building Compatible Blocks Post Block 227836 - Relevant BIPs

To build a miner capable of mining at today's blockchain level of complexity, are there any other relevant BIPs aside from the SegWit spec and Bech32 address scheme? I have implemented compatibility ...
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17 views

How do i get my Bitcoin out off my Offline wallet Bitcoin QT to an online wallet?

I have payed a test transaction, but it's never confirmed, allready weeks ago. I don't dear to make a bigger transaction, because maybe that will be in the air also
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86 views

Unconfirmed transaction and expired address help

I have one unconfirmed transaction and now the expired address. I cannot abandon the transition because the writing is gray, +24h hours have passed (the arrival was expected in 8 hours...) and no ...
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81 views

Bitcoin Address Expired

so I sent bitcoin to an address before it expired but before it could expire it didn't arrive to that address yet, would it still reach that address anyways or is it that when the address expires that ...
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27 views

Automatic synchronization on multiple devices, but only for the selected wallet

I need a solution to improve this very annoying procedure. I utilize CoinStats to synchronize my crypto and I do it manually. Since I've incorporated into my app three more wallets, one for my mom, ...
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1answer
60 views

Main wallet unspent transaction

I have a question about an unspent transaction, we know that after some transactions we have a change address created by the main address, now imagine that Bob mined 6 BTC, now he transferred 2 of the ...
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2answers
113 views

List transactions after losing wallet and private key?

I have made various transactions with my wallet using bitcoind. If I lose my wallet (and private key) and somebody else somehow knows my private key and does some transactions, is it possible for me ...
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1answer
835 views

Create a non-SegWit address in electrum wallet

I am trying to get along the electrum wallet command line in ubuntu. However, my exchange only accepts withdraws to canonical non-SegWit addresses (i.e. it only generates with a "bc1" prefix)...
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1answer
60 views

is wallet vulnerable when unlocked for transactions?

is wallet vulnerable when unlocked for transactions?.I recovered a wallet some time ago and all is good.passphrase key all looks good.But a question came to my mind about the moment we make a ...
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1answer
74 views

Are there any Bitcoin block explorers still around that log First Seen by node data?

Title.. Hoping to find out when a historical tx went into the mempool. I'm aware this is transient data and not in the blockchain. However i'm pretty sure I remember in the old days explorers used ...
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37 views

using my own public and private key for managing wallet

I managed to create wallets for bitcoin with public and private key. I can get the balance of these wallets. But when I want to send someone tokens from this wallet, I can't because there is no ...
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42 views

unrecognized output wallet when using Electrum to send bitcoin

help me understand this transaction - https://www.blockchain.com/ro/btc/tx/1318a3e54cff78fdd8f6b54e6fe5115072586091788c9bfa08ca82d83e4bc276 . Never sent bitcoin from hardware / hot wallet before so I ...
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37 views

Is it possible to forward signed transaction using bitcoind prune mode?

Summary: Is it possible to perform createrawtranscation , signrawtransaction and sendrawtransaction rpc call using bitcoin in prune mode? Detail : I want to implement an API that performs p2p BTC ...
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1answer
117 views

How to check if one transactions is from the same wallet (public key) as a previous one

I wonder how to figure out whether one Bitcoin transaction is from the same wallet (public key) as any previous transaction in order to proof the ownership of a wallet.
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102 views

Parsing transaction hash from rawblock data

I got block raw data next url https://blockchain.info/rawblock/00000000000000000002447735c7723ee9188322c0938e6587866a4458b9135f?format=hex Can I find transaction hash in url used python?
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62 views

Understanding how balances work

So I'm running the btcd node and wallet in simnet. I've generated more than 100 blocks. I've a few accounts on the same wallet. The list of the accounts: $ btcctl --rpcuser=foo --rpcpass=123456 --...
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38 views

btcdeb and OP_CHECKLOCKTIMEVERIFY

I create a transaction with OP_CHECKLOCKTIMEVERIFY. The median time is not greater than my date that I set in my witness script, for that reason if I try to send it I receive: error code: -26 error ...
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2answers
203 views

How can I get all transaction for a specific address using Nbitcoin?

How can I get all transactions for a specific address using Nbitcoin?
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1answer
199 views

How to calculate fee in BitcoinJS raw transaction?

I have a transaction with 3 inputs and 2 outputs. 1output is the recipient and the other output is change address. How should I calculate the fee and apply it to output?
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156 views

Bad witness error in P2SH-P2WSH

I've managed to build a P2SH 2-of-3 multisig contract that works, ie I can create addresses, send coins to them, and spend the outputs. Now I'd like to transition that solution to a P2SH-P2WSH, but I'...
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56 views

Why are there equal send transactions for each receive on Bitcoin Core?

I've lunched a new Bitcoin core wallet, and generated some addresses using it. Then I tried to receive some BTC to these address, and then, found out if I receive some BTC, there are equal send ...
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1answer
70 views

How can a reciever verify that transaction data was not altered by 3rd party?

My scenario: My web server: - Generates private and public, and a wallet address from the public key for a user website account - Server can not connect to the outside (Can not connect to the Bitcoin ...
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58 views

BITCOINJ: how to make my wallet aware again about change of my transaction status after my server restart?

Using bitcoinj, my server created a transaction and it was broadcasted on the blockchain. I can get its history using: walletAppKit.wallet().getTransaction(txHash) It is in Pending state. Then I ...
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35 views

Is there a way to know at any point in time T how many BTC exist that were bought at time t<T?

What I would like to find out is whether for a specific time in the past, we can know the number of BTC that exist today and were bought at this time. The discrete time can be the time of block ...
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1answer
110 views

How to get BTC transfer amount from raw tx using bitcoinjs

Suppose I have following object console.log(bitcoinjs.Transaction.fromHex(rawTx)); The output Transaction { version: 2, locktime: 1655960, ins: [ { hash: <Buffer dc 4d aa 10 db ...
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71 views

transfer btc core wallet to electrum

I am running a btc node and it is taking too long to sync. Is there any way to transfer the wallet to an electrum wallet? If so how? 1)Upgraded my btc node 2)Syncing 3)Transfer receiving addresses ...
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189 views

CoinMe Issue Clarification of Transaction?

I made a withdrawal from a CoinMe wallet online to the BTC address 379h4LPA9fGBw6p2zEKnNhCSfayzETdtka for 500.00 however the remainder from that wallet was transferred to this wallet address ...
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51 views

Wrong Address when Transfering BTC to Paper Wallet

I think I fucked up when transfering my BTC from exchange to paper wallet. I used the private Bitcoin address you get when u make a paper wallet instead of receive address generated in blockchain....
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33 views

How to create a Bitcoin Transaction With Protocoin

Please how do I create a btc transaction and broadcast it with protocoin library? I want to create a transaction that will relay to the node without validating inputs and outputs. Of course I know the ...
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3answers
227 views

Send data to bitcoin blockchain

Is it possible to send a transaction containing hashed values in the body of it to no one? I explain better. I would like to store data on bitcoin and I would need to send a transaction containing ...
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23 views

request btc payment when insufficient btc sent

If a transaction was made and not enough btc to cover it, what are the options to add to the btc to cover the transaction. How does the request payment work in this instance?
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187 views

Bitcoin Transaction Generation: Signature Verification Error

I have the following raw transaction (basic P2PKH) which I am trying to send to the Bitcoin Testnet 3: ...
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130 views

Missing btc after -zapwallettxes and blockchain rescan

I sent a transaction in Bitcoin Core and realized that the fee was too low. I waited a few days to see if it would confirm and then wanted to try something else. I read that starting bitcoin core with ...
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1answer
158 views

Bitcoins and transactions missing

I had a wallet which had approx $660 worth of bitcoin somewhere around 0.05 BTC and all of a sudden it has vanished and my transaction tab shows nothing. I have put my receiving address into the ...
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38 views

Extract input addresses from a tx message in bitcoin protocol

Recently, I wrote a c++ code to extract some information from some messages in BITCOIN protocol. for example, I extracted bitcoin value and output address corresponded to it from tx messages of this ...
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666 views

How to dissect or decode a BTC transaction?

I used a packet capture to capture the transaction of bitcoin, and I got the following: ...
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49 views

Bitcoin was sent out and still hasn't been received

I sent bitcoin out to a segwit address (P2SH) and it split the transactions in 2 but I still haven't seen them delivered in into the wallet
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1answer
181 views

How to differentiate between sending and receiving address in blockcypher api result?

I am using BlockCypher's API to get a list of transactions for a bitcoin address. I need to maintain a record of IN and OUT transactions from this address with time and transaction hash. However, I am ...
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40 views

Outputs only from bitcoin address

I just want to ask is there any way on how to extract ONLY outputs from particular bitcoin address. I need to export (make a list) on all address that were associated with the outputs from the sender ...
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35 views

Please explain how to configure a satellite for btc payments with blockstream via space

Blockstream has its own satellites in the space orbit, right. So , as I understand, there must be very special requirements met for your satellite to be able to do transactions through space. Not ...
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73 views

Uniquely identifying a UTXO

I see two ways: Txid + index Txid + script hash Pros of the txid + index: Simple and short Cons of txid + index: It relies on array iteration being deterministic and all third party services ...
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75 views

Blockchain.info confirmation misunderstanding

I have some misunderstanding regarding how confirmation work on blockchain.info. If we go to payment history we can see info about confirmation in two places. First in history of all transactions. ...
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1answer
870 views

How find own address in testnet using bitcoin-cli?

I have bitcoin-core installed, I am running it in testnet mode. Now if I want to fund my wallet, I need to know the receiving address. How do find my receiving address, so that I can fund it and then ...
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1answer
101 views

How to create an application which constructs a transaction using `bcoin` (javascript)?

I am new to development. I am working on a project and I am trying to use bcoin. I want to create an application which has a UI, where the user will be asked to enter Destination address and amount. ...
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220 views

Watch-only addresses inside segwit transactions

I'm using bitcoin core (via rpc api). I've generated one 2of2 multisig address on electrum wallet, and after that, I've imported that address into bitcoin core by using importaddress rpc method. When ...
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1answer
88 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 ...
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116 views

Creating lage blocks with multiple transactions in regtest mode?

I want to create blocks with multiple transactions in regtest mode. I want to test propagation with blocks of size 1-2 MB on the dash network. ./dash-cli -regtest -daemon -debug -port=8330 -rpcport=...
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2k views

How to send bitcoins without the bitcoin client in PHP

Is there a way to send bitcoins programmatically without the bitcoin client using PHP?
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1answer
54 views

Retrieve last x transactions from multiple wallet

I create an app which allow each user to own 20 wallets that support 20 coins (btc, eth, monero, neo etc), as well as support but BTC with USD. IF i want to retrieve last 10 transactions of user (of ...

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