Questions tagged [transactions]
Transactions are signed messages carrying out the transfer or generation of bitcoins. They are broadcast throughout the Bitcoin network and, if accepted, integrated in the blockchain.
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Orphan Blocks in my Debug.log -
My Debug.log shows
2023-10-27 05:48:02 ERROR: CTxMemPool::accept() : nonstandard transaction (scriptpubkey)
2023-10-27 05:48:02 received: tx (421 bytes)
2023-10-27 05:48:02 ERROR: CTxMemPool::accept() ...
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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 ...
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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.......
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If you have the required mining power, is it possible to mine your transaction in the next block without propagating it to the network?
Let's imagine that you have 51% of all mining power. Is it possible to put a single transaction in the next block without putting it into the mempool and/or propagating the tx to the other peers ...
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Supposedly six OFAC sanctioned transactions were missing from blocks. Which transactions are these?
As of today Nov 21, 2023. A user on twitter reported about the missing transactions from blocks. Which transactions is this user talking about? And how is it missing from blocks? Why can't it just get ...
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Is it possible to download only a part of the blockchain?
I am doing some investigation related to the bitcoin transactions graph and I don't need the whole blockchain, because it would be too much data (and I don't have much space). I just need a part of ...
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Transaction pending for 10 days now [duplicate]
I sent Bitcoin from one wallet on cash app to a wallet on black chair on November 8th for around $260 it's been 10 days now and it is still showing as unconfirmed. mind you when I sent it there was no ...
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Querying Non-Block Inclusion Evicted Mempool Transactions in Bitcoin Core >25.0
I am working with Bitcoin Core version 25.0 and am facing a question about handling mempool transactions evicted for non-block inclusion reasons. My query pertains to any transaction that has existed ...
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How bitcoin node selects the output unspent transactions when sending bitcoin?
please help me understand the algorithm for selecting UTXO when forming a new transaction in Bitcoin.
For example, my wallet has a lot of incoming transactions (thousands of transactions in amounts of ...
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How is this transaction valid?
Transaction in question: 16ac7736552c5791cff5643e6104c76c24018236b2193e014b308efea4f32f81
The P2SH input has a strange redeem script:
OP_DUP
OP_HASH160
OP_PUSHBYTES_20 ...
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Is it correct to say that "each transaction input is signed independently"?
On Chapter 6 - Transactions of Mastering Bitcoin it is said:
Note that each transaction input is signed independently. This is critical, as neither the signatures nor the inputs have to belong to or ...
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Sending transaction error: -26: non-mandatory-script-verify-flag (Signature must be zero for failed CHECK(MULTI)SIG operation)
I'm not sure what the problem is here, everything seems correct, but I'm new to this and I'm obviously missing something. Can someone pinpoint the issue causing the error?
Hex: ...
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withdrawing earnings [duplicate]
Do i need a license and certificate to withdraw earnings? I would like to withdraw my earnings from my wallet. I am being told that I need to pay $81k to get a certificate and license in order to ...
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What is the meaning of BTC Transaction?
I'm studying BTC Transaction
What is the BTC transaction below mean?
Input(1)
bc1asd~ : 0.00741579 BTC
Output(2)
1ASDAC~ : 0.00678954 BTC
Binance(bc1q~~~5d24) : 0.0003 BTC
What is 0.0003 BTC?
A ...
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Bitcoin Core RPC for transactions of a new address without rescanning
I currently use the importaddress wallet RPC on Bitcoin Core to rescan the transaction history related to an address, which I then query using listtransactions. The address import takes about a hour ...
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processing input tx in bitcoin's block response and obtain transaction value of each input
so i was parsing the block #496 of bitcoin which contains two transactions, first tx in the list is the reward tx and the second tx contains three inputs and one output. i tried to parse each ...
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How does CLTV prevent spender from spending the output? [duplicate]
I have difficulty understanding how does CheckLockTimeVerify works. The BIP-65 which proposed CTLV says:
This BIP describes a new opcode (OP_CHECKLOCKTIMEVERIFY) for the
Bitcoin scripting system that ...
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Estimating virtual bytes of a transaction seems circular
I'm sorry if this has been answered before, but I haven't found anyone really bring this up.
I am trying to construct a PSBT, which assumes a fixed feerate and a fixed amount to send to some address. ...
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How to schedule a BTC transation in 3 years later?
How to schedule a BTC transation? I want it to be executed like 3 years later if I would not cancel it before that time point.
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Cash app withdrawal transaction not found [duplicate]
I submitted for a withdrawal on Cash App about 4 hours. A go and so far, It still says transaction not found and the little circle just keeps spinning. I have a second transaction as well for today. ...
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bitcoin rpc submitblock merkle root + raw tx (bad-txnmrklroot)
I wanted to test the submitblock rpc call in regtest but I seem to have some issues with the transactions I try to submit.
I have the following raw transactions:
...
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How to get block height from CTransactionRef object in Bitcoin C++ code?
I'm working with the Bitcoin core code. I have a CTransactionRef object and I'm trying to determine what the block height of the block containing the transaction is. What would be the most efficient ...
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Syncing transactions. My transaction is showing syncing after I sent a bitcoin to another addressed
My transaction is showing syncing after I sent a bitcoin to another address.
Please I want you to explain to me the reason why.
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Bitcoin transaction fails on submit (RPC error -26)
I am trying to create a simple native segwit transaction on bitcoin testnet but it is failing on submit with RPC error -26 which based on the source code is this: RPC_VERIFY_REJECTED = -26,...
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How to determine the transaction type using transaction hash?
Is there any way to identify the transaction type using the following data in Bitcoin blockchain:
InputCount
OutputCount
Transaction Version
Transaction Size
Transaction Weight
Transaction Lock Time
...
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How to identify a transaction input type?
I am currently working on a tool parsing every transaction of the bitcoin blockchain, using the getrawtransaction RPC call in verbose mode.
My goal is to store them all in a database, while keeping ...
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How was this transaction validated?
I'm having trouble understanding how the following transaction was valided (Block 364845 July 2015) :
2c6c27639e79038cf446e795e267dc8abbe96d1f21cdd17518cc6b57ad2d86d9
It has one input, and is ...
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My three transactions haven't been confirmed [duplicate]
I have three transactions that have not been confirmed as of 9/22/2023. How can I grind out when the transactions will be confirmed.
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Strange double-spending attack possibility
In Bitcoin you can have different UTXO with different public keys in a single transaction.
So suppose someone broadcasts a transaction with sending 10000 BTC. Theoretically I can copy this transaction,...
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What will happen if I try to broadcast a transaction before the established locktime block height passed?
If someone send me BTC with locktime and I accidentally try to broadcast transaction before the established block height passed, what will happen?
Am I still be able to broadcast it after the ...
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My transaction has been pending for 5 days [duplicate]
My transaction has been pending for 5 days, there is no confirmation, (pending) can you help me?
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How to spend P2WSH address with full redem script and witness program?
I just put few dollar in here.
Bech32 Address: bc1qx6c07u2s6pu6d5ede8ee9hmynahp9edgg764cm58gfxmryk3ryqsxarnnv
Witness Script Hex 76a914b1217062623d9101426f61593cb1abc3e44ed00488ac
Witness Script Asm
...
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How can I address the 'Mempool transaction rejected due to low fee' error when attempting to send a Bitcoin transaction with insufficient fees?
I've encountered a 'Mempool transaction rejected due to low fee' error while trying to send a Bitcoin transaction with a low fee. I'd like to understand how I can resolve this issue and successfully ...
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What fields of a coinbase transaction can be empty?
Is it correct to say:
As the coinbase transaction doesn't need to identify an output, there
is no need for the input scriptSig.
Would a block be accepted in which the coinbase transaction has an ...
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HOW TO SPEND P2SH with Redeem Script Hex?, Already make the transaction but still have some error
I HAVE ERROR "scriptsig-not-pushonly"
on this
...
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My bitcoin transaction hasn’t confirmed for 2 months [duplicate]
I sent a transaction with a very low transaction fee and the transaction has been waiting to be confirmed for the past 2 months. How long until the bitcoin is returned to my wallet or sent through?
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Partially signed bitcoin transactions
Is the psbt data format the only way to exchange information about the Bitcoin transaction or is there another way to do it?
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Mixing some concepts with encodings
Is it some difference between psbt hex and transaction hex or both of them are the same? I guess the psbt format is in base58 and the raw transaction and transaction id is in hex format. So before ...
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Why are unused offline generated addresses showing up on blockchain.com [duplicate]
I've created two addresses using the nodejs javascript library 'bitcoinjs-lib' version 5.2.0.
In both cases if I enter them into blockchain.com, they show a zero balance with zero transactions. I ...
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Obtain raw hex transaction data from Transaction-Id (in Rust)
Trying to find some way to make that serialization but I do not know if it is possible. I try bdk or bitcoin crates and I am not able to get anything right. I would like that my function would do the ...
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Time lock... Invalid transaction
Been playing around with timelock transactions, made one to do a test went to do the spend and it was accepted by the network. However my transaction isnt confirming, I tried doing another one upping ...
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suspicious transaction from a cold wallet to cold wallet [duplicate]
Dears,
Please help me to understand what happened with a bct transaction I made from one cold wallet address to another.
In short:
I transferred the correct amount in the receiving address and when I ...
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What percentage of bitcoin supply sits on certain UTXO output type?
What percentage of bitcoin supply sits on certain UTXO output type?
Is there any dashboard that shows that? I found a dashboard displaying UTXO count but not the BTC supply per UTXO type.
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blockchain.com websocket not working
I started to listen to the "wss://ws.blockchain.info/inv" websocket address in the link below, but none of the transactions I made were sent to the messages. Later, when I tried the ...
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How to make sure the user receives lightning payment?
I am working on a side project to allow users to receive some payments from it. When a user clicks a button to withdraw to a lightning address, my webapp makes a request to the host of that lightning ...
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`fundrawtransaction` error when trying to spend an HTLC
I'm trying to use the fundrawtransaction RPC command in order to create a transaction spending an HTLC output. Here is the command i've entered:
fundrawtransaction "...
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Trying to make SIGHASH_SINGLE transaction
I am trying to make a SIGHASH_SINGLE transaction.
I have two inputs, one output. I understand that second input can be not signed (really?).
Script I have is:
#!/usr/bin/env python3
import hashlib
...
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Do bitcoin mining trade company ask a lot of fees? before transaction [duplicate]
Please, please, Please Please answer anyone. Can please anyone tell me is there are a ton of fees to be paid before transferring the btc profit to bank account?
I feel I got scammed by a woman who ...
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can i check a Bitcoin payment is valid before I pay for exchanges? can I check the receipt number and the transfer number somewhere or with anyone? [duplicate]
i am due to receive a Bitcoin payment i earned i would like to chat or speak by phone with a broker or a management account specialist and references the receipt number and the transfer number ...
