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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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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.
Hassan's user avatar
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2 votes
1 answer
108 views

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,...
btc-explorer's user avatar
1 vote
1 answer
121 views

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 ...
Dev Sapariya's user avatar
4 votes
1 answer
365 views

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 ...
Lev's user avatar
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1 answer
89 views

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 ...
mathboi's user avatar
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0 answers
19 views

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.
Matt Reagan's user avatar
1 vote
2 answers
285 views

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,...
Denys Malovanyi's user avatar
2 votes
1 answer
82 views

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 ...
Mike's user avatar
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0 answers
20 views

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?
Артур's user avatar
0 votes
1 answer
92 views

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 ...
Tepan's user avatar
  • 3
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0 answers
90 views

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 ...
gregbowers's user avatar
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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 ...
Lee's user avatar
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115 views

Script evaluated without error but finished with a false/empty top stack element (Electrum gives error)

My raw Transaction ...
Tepan's user avatar
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0 votes
1 answer
137 views

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 ...
Tepan's user avatar
  • 3
0 votes
1 answer
252 views

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?
hans's user avatar
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1 answer
96 views

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?
DustInTheSilence's user avatar
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1 answer
41 views

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 ...
DustInTheSilence's user avatar
1 vote
1 answer
50 views

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 ...
nunya07's user avatar
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0 answers
108 views

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 ...
DustInTheSilence's user avatar
0 votes
1 answer
59 views

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 ...
Dandruffwizard's user avatar
0 votes
0 answers
18 views

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 ...
user144163's user avatar
3 votes
1 answer
91 views

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.
hashimov's user avatar
-1 votes
1 answer
91 views

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 ...
BeycanDeveloper's user avatar
3 votes
1 answer
82 views

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 ...
Sergei Basharov's user avatar
1 vote
1 answer
38 views

`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 "...
Rafique Scott's user avatar
2 votes
1 answer
165 views

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 ...
pbies's user avatar
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0 votes
0 answers
17 views

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 ...
deval's user avatar
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0 votes
0 answers
12 views

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 ...
ejessejamz 's user avatar
1 vote
2 answers
171 views

When the validity of scriptPubKey is checked?

I have a couple of questions related to validation of script in transaction output (scriptPubKey). I apologize for a little more text, but I tried to explain in detail what I don't understand. Since ...
dassd's user avatar
  • 1,099
0 votes
1 answer
287 views

Sent btc from coinbase, says confirmed but recipient says they’ve not received? [duplicate]

I sent btc out of my coinbase account 11 days ago now (£229.02 i was purchasing an item), everything says confirmed on my end and the transaction has had over 1000 confirmation now. So I’m confused ...
Osoq's user avatar
  • 3
2 votes
1 answer
287 views

What is the transaction hash preimage for different values of SIGHASH (not SIGHASH_ALL) in P2PKH?

I have a few questions regarding the transaction hash preimage when signing with different values of the SIGHASH flag in the case of the P2PKH script. I know what the transaction hash preimage looks ...
dassd's user avatar
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0 votes
1 answer
1k views

How to differentiate between BTC transactions and BRC20 transactions on a blockchain?

How to differentiate between BTC transactions and BRC20 transactions on a blockchain using the RCP interface? This is a transaction record that contains BRC20 tokens which I found on a blockchain ...
Mashaji's user avatar
3 votes
1 answer
964 views

How to build a transaction using bitcoinjs-lib

I'm trying to build a transaction using bitcoinjs-lib. Here is my last transaction. https://blockstream.info/api/tx/91feea5f5c7b67b3e56c0f5d23d6da3065855c23b4cc7dded8efd8ff8065500f { "weight&...
Berry Blue's user avatar
1 vote
1 answer
117 views

Do Bitcore APIs have daily limits?

I can't find online if the bitcore API (https://github.com/bitpay/bitcore/blob/master/packages/bitcore-node/docs/api-documentation.md) has daily limits for making requests, or if there is a need to ...
AlexCav's user avatar
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-1 votes
1 answer
73 views

Was experimenting with Timelock transactions its now past the time of the timelock expiration however I still get the (non-final) Error

I am getting the Non-Final error on some timelocked BTC even through it is past the time set. I have searched around and seen someone post that this can happen with unconfirmed transactions. My ...
dandruffwizard's user avatar
0 votes
2 answers
58 views

How can one make a transaction that any address can claim it just by solving the scriptPubKey?

I just learned that Mike Hearn created a Bitcoin Puzzle transaction where the first person to solve its scriptPubKey, could claim that transaction's amount as a reward. The thing is... Aren't all the ...
Pedro D.'s user avatar
1 vote
1 answer
171 views

Error Validating Segwit Transactions using Python Blockcypher API: Error Running Input Script

As the title states, I'm trying to send a Litecoin transaction using the Blockcypher API Python SDK, and using Bitcoinlib for key management. I have extensively reviewed the documentation and source ...
Cursed's user avatar
  • 11
3 votes
1 answer
108 views

How does node discovery and miner discovery work?

I am wondering how nodes discover other nodes and miners, basically, who to broadcast received transactions and blocks to. I'm assuming that when a new node or miner wants to be discovered, it ...
CJ-Programmer's user avatar
2 votes
2 answers
822 views

Block Health at 94.82%, why do nodes accept this?

I see that Binance Pool has a Block Health of 94.82% (Block 795364). Why do Nodes accept blocks that have so many intentionally excluded transactions? Isn't that against the Bitcoin ethos in a sense ...
commstark's user avatar
1 vote
0 answers
110 views

Recovered bitcoin public keys do not verify the signature

I need to recover public keys on the bitcoin chain for a project, my current flow is like this: Get hash + signature from bigquery -> Use nodeJS secp256k1 module (native bindings) to import ...
Ano's user avatar
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2 votes
1 answer
103 views

Data from address?

How to get balances and transactions of a Bitcoin address? I'm looking into bitcoin development and relatively new to the space. - Tien
Tien's user avatar
  • 23
0 votes
0 answers
137 views

Generate tx_hex from decode transaction?

I have BTC data dumps from Blockchair. These have almost all the data I need, however they do not include the raw transaction hex. Is it possible to generate the tx_hex from this data in Python? or ...
fpghost's user avatar
  • 127
1 vote
0 answers
137 views

Transactions only work the first time

I'm implementing the code to sign and send Bitcoin transactions on testnet, using the bitcore library, in javascript. I need some help, as once I try to broadcast my transaction, it gives me this ...
AlexCav's user avatar
  • 51
4 votes
2 answers
637 views

Need help moving funds from legacy address, Coldcard won't sign psbt

I'm in needs of help moving funds from an legacy address, single sig: I exported my Coldcard's xpub to Bluewallet. Bluewallet derived an address from that xpub onto which I received funds. ...
honeypotGhost's user avatar
0 votes
1 answer
96 views

Is It normal for a transaction fee to be 235% higher than the amount being sent?

I had 2 transactions for the same amount of 0.0021 btc sent out to two different btc addresses and the transaction fees were 0.0048 btc for each of the transactions. Is this normal? Is there any way ...
user138351's user avatar
1 vote
1 answer
243 views

How to find transaction's original author in Bitcoin Core?

I have recently installed Bitcoin Core on my PC and downloaded the blockchain in prune mode. I want to find out if there is a way to find transactions original author, the node which broadcasted a ...
MagentaPink's user avatar
1 vote
0 answers
162 views

How to get transaction size as byte before send with Python's bit library?

I am using bit library to make a Bitcoin transaction. I can use methods like this: key.create_transaction([('1Archive1n2C579dMsAu3iC6tWzuQJz8dN', 190, 'jpy')]) or key.send([('...
reza_khalafi's user avatar
0 votes
1 answer
93 views

Who's exploiting Merkle Root?

What kind of software is going to use a merkle root to know if a transaction is in a block ? I know Thin nodes are doing this but this is a little bit useless since major branches are required. Why ...
Loopite's user avatar
  • 301
1 vote
0 answers
69 views

Why does my bitcoin transaction has over 400 confirmations and still not in my wallet after a week now. My wallet is also correct when i cross check

I've used same wallet for multiple transactions and it's goign through but this very one is not yet in my wallet past a week now and i checked on the blockchain explorer it has more than 400 ...
Anita's user avatar
  • 11
1 vote
0 answers
273 views

Bitcoin Transaction Builder in Python

is there a python code that helps build raw bitcoin transactions (Legacy and Segwit)? I have seen javascript but not in python.
Jim Quick's user avatar

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