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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Sent BTC , Receiver says not received, As per him it went in Mempool's back wallet [duplicate]

I have sent BTC , My receiver says that its not received it has gone to the back wallet of Mempool. and it would be reversed by mempool to my wallet back. I have sent it via localbitcoin. ...
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50 views

Why does decoded block data not match coinbase transaction input?

I am looking at the specific block at height 680175. Via bitcoin-cli getblock 00000000000000000004dbd66fa71fdcd62658bf8c8e2e153521257ad5858c71 0 I obtained the serialized, hex-encoded block data. ...
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Is there an API that accepts a transaction id/hash as an input, and returns all inputs and outputs for that transaction?

I'm looking for an API that accepts a tx id/hash as an input and returns all the inputs and outputs associated with that transaction hash. For example, the transaction described at https://www....
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Can you have a transaction without a change output?

While reading about the fees here https://metamug.com/article/security/bitcoin-transaction-fee-satoshi-per-byte.html The article said that "In the simplest case, you'll have one input and two ...
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Need help can’t send Bitcoin

I purchased $40 worth of Bitcoin from a btc atm. I use this method to add to the same wallet every time a couple times a week. This time when it loaded to my wallet I needed to send it from there to ...
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Is https://wincoindc.com is a scam website? [duplicate]

I was scammed by https://wincoindc.com. One of whatsapp user from China asked me for investment on CDC coin in wincoindc.com wallet. So I sent her BTC and she gave other coin in wincoindc.com wallet. ...
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Transaction Denial of Service

If the BTC network can only only handle on average 2,759 transactions per block. During a period where whales attempt a mass dump, could they essentially perform a DoS attack where they make a large ...
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Should I deposit 0.01 bitcoins? [duplicate]

I recently won 0.32 in bitcoins as I have been getting into NFT. I wanted to sell the bitcoins that I won, but in order for me to withdraw the bitcoins it’s asking me to deposit 0.01 bitcoins. Is this ...
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Prepare transaction with multiple recipient

Do you think it is possible programmatically prepare a Bitcoin transaction that has multiple recipient to send the amount to? Do you think I can show this trasaction in QR code, so payer can scan it ...
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Does the miner machine get any other type of reward except confirmation of transaction in bitcoin?

Does the miner machine get any other type of reward except confirmation of transaction in bitcoin?(The answer precedes ​another question)
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If Cryptocurrency offers anonymity, why is it considered by forensic professionals to be the best currency for fighting illicit transactions?

A paper by titled An Analysis of Bitcoin’s Use in Illicit Finance discusses how Cryptocurrency is considered by forensic professionals to be the best currency for fighting illicit transactions. In ...
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My bitcoin hasn't been received for good 10days now [duplicate]

I have sent my first Transaction from a bitcoin machine and waiting for it to arrive at another address but when i click on the Transaction ID of the addresses is Unspent? It only required 3 ...
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89 views

Function combinerawtransaction is not working

I have multiple partially signed transactions that I want to combine into one transaction. All those transactions were signed using the same key so it should be possible to combine all those partial ...
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I used edge wallet to send my bitcoin from my wallet to my cash app but i used a low fee soo its been unconfirmed for 10 days what can i do? [duplicate]

My transaction 5c8552a6744b3428d3ec4b5c0dd8b378ffeb4efd703b76a2b9d106250234d766 Has been unconfirmed for 10 days is there anything I can do to get it confirmed or do I just have to wait?
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If my phone is powered off will i still receive my bitcoin

I sent someone Bitcoin but they said they didn't receive it because their phone is powered off but I got a complete transaction confirmation
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380 views

Why does Electrum include seemingly unnecessary inputs in a transaction?

I want to make a payment of x BTC. My Electrum wallet shows two "output points" in the Coins tab (with the same address). Both of these show an amount much larger than x BTC. If go to the ...
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3answers
654 views

Minimum for sending BTC from BTC wallet

Is there a particular minimal amount of Bitcoin one is allowed to send under which it is too low to be confirmed as a valid transaction from the bitcoin wallet? For instance, I have got approx. 85 ...
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BTC send transaction "stuck"

It seems I have a stuck "send" transaction. I transferred the entirety of my BitCoin Core wallet to Newton. (purely so I could offload the blockchain off my PC) I am sure the fee was too ...
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1answer
121 views

How can I get the transaction version from a hex dump?

I am currently looking into the structure of bitcoin transactions. As an example, I took the hex dump of this transaction: ...
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160 views

How can an output be spent while the transaction is in mempool

I have seen transactions on a block explorer where the transaction is in mempool (unconfirmed) but one of the outputs already appears as spent, I am curious how this works. This question is a ...
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1answer
149 views

bitcoin payment has big fees

I am using the bitcoin-rpc and everytime i create an invoice from a PHP script, i create a new address. All is ok, i get the money after, i have a script that checks number of confirmations, then when ...
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Cryptocurrency Wallet 3rd party access

Do Crypto wallets such as Exodus etc have something like an API? For example is it possible to perform a cryptocurrency transaction directly from the web browser client (using the specified amount and ...
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1answer
153 views

Transaction outputs with value 0

If I am correct, some transactions have outputs with "value" field equal to 0, and some even have all their output "value" fields equal to 0. See for instance: transaction ...
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where is transaction confirmation number in bitcoin source?

I have try to check in bitcoin source code. i want to see confirmation number code but i have not found. where is transaction transaction confirmation number in bitcoin source ? how to update it ? ...
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Input and Output of all funds in the same block?

Hope, someone can clarify this problem to me. Please have a look at the btc address: 1CRTSXJXa3LsaHwjTA5yTbqbyi6QituztX There have been 2 transactions so far. 1 input and 1 output. BUT: According to ...
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Is it possible to retrieve lost wallets from 9 years ago by downloading a full node? [duplicate]

Purchased bitcoin in A few years ago. Forgot/lost wallet addresses,and email . Is it possible to retrieve my wallets from then by downloading the bitcoin node ?
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Is it possible to get my bitcoin out of Strongcoin without paying the exorbitant transfer fee?

I have Bitcoin held in Strongcoin's service, and want to transfer it out. The Strongcoin FAQ (last updated 2011) says the transfer fee is 1% (which I'm prepared to put up with) with a minimum fee of 0....
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Bitcoin TX ID not exist [duplicate]

I use the blockchain.com account send some btc to my trezor account in Feb 2021. Later I found the TX id had record in blockchain.com, even if mempool check... Also have. Later I found still not ...
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Plot of distribution of all bitcoin transaction fees paid?

Is there a way to find and plot every transaction fee ever paid on the blockchain/bitcoin? Background I have read about transaction fees: Though the average Bitcoin transaction may be around $25, for ...
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Sent money from Bitcoin Core to mobile Electrum and for 3 days can`t recieve it

3 days ago I made transaction from my Bitcoin Core to my mobile Electrum but I didn't receive any money yet. I can't see this transaction in Electrum and on Blockain,Tradeblock either, however, ...
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1answer
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Not sure where some of my transaction went

I just made a transaction of 61.80 Euros, but it charged me 88.01, And I'm not sure why. Some background: I'm using a service called HodlHodl to turn my mined bitcoin into money. I use Electrum as my ...
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How to determine the balance associated with a given BTC address based on input/output amounts

I'm writing an application that attempts to calculate the running balance of a given BTC address by looking at data including block height, input amount, output amount, etc. However, I'm not certain ...
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227 views

Trying to understand the mempool and how transactions are picked

I am very new to blockchain and try to understand it completely. What I think I understood is, that every transaction is going to the mempool first and these transactions are getting picked by miners. ...
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Bitcoin Transactions Detailed distinction between TxHeader TxInput TxOuput

Related to post Murch Explanation of Segwit Tx Fee Rate he breaks a TX down into: TxHeader TxInput TxOutput To calculate the weight and the final virtual size of a transaction (P2PKH,P2WPKH,P2SH-...
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255 views

UTXO Model and Trans Fee / Kb Clarification

I have been working on understanding the inputs/outputs and transaction details as according to the UTXO model which is discussed in this question and also thinking about how it relates to transaction ...
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2answers
67 views

Why aggregating transactions into blocks?

I'm just wondering why do we need blocks. I mean, I could have my tx (signed), with its outputs/inputs, make a hash of it and broadcast it. Basically 1 tx per block, if you want to see it like that. ...
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1answer
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Confused about input and output spending limitations and consolidation

I am sure the answer to this is trivial to someone who already knows the answer, but not to me. I recently wanted to spend some received bitcoin for the first time and discovered that the associated ...
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17 views

BTC Not Verified what now? [duplicate]

If it does not get any confirmations, will it come back to my wallet so I can fix the fee?
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What exactly does the "For each input, if the referenced output exists in any other tx in the pool, reject this transaction." tx validation rule mean?

I am currently following the "tx" messages section of en.bitcoin.it/wiki website, and I need some clarity about the following rule regarding the validity of a transaction: For each input, ...
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1answer
80 views

How can I get the transaction history of a bitcoin address?

Lets say that I have a bitcoin address that is not owned by me. Is it possible to get that address's full transaction history (send/receive addresses and amount), and if the owner bought bit coins ...
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2answers
98 views

Why does all cold/offline storage setup require three steps?

I was reading about cold/offline storage and from what I have seen all clients seem to work the same. Requiring you to create the transaction on the online computer, getting it to the offline computer ...
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312 views

Coinbase & Hardware wallet relationship

Aside from learning about all of bitcoin just for fun (mathematician with spare time), I currently own some bitcoin IOU's via Robinhood, but I would like to actually own my bitcoin (my keys, my coins! ...
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29 views

Being paid in Bitcoin from another country

If I sold property in another country, could I be paid in bitcoin in a basic wallet to wallet transaction if the value is 500k+?
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Bitcoin Transactions confirmation [duplicate]

I'm new to crypto trading and id like to know if bitcoin transactions have ever taken more than 7 days to confirm? kind regards rob
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1answer
281 views

Why is it recommended to "not send round number amounts when making payments" for increased privacy?

I got this advice today to increase my Bitcoin privacy: Do not send round number amounts when making payments (eg send 0.00104103 BTC, instead of 0.001 BTC) Why do they say this? Why does the amount ...
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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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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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What would stop some major company from blacklisting specific Bitcoins based on the "inputs" used and their "origins"?

I remember news about some exchange actually banning users based on some kind of "reputation score" on the inputs/coin parts they controlled/used, or got Bitcoin sent to them from. So even ...
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972 views

Confused about UTXO management and consolidation

I have a few questions regarding utxo management and consolidation. I know that the more UTXO's you have, the heavier your transaction will be, the more fees you'll have to pay. The things I don't ...
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1answer
86 views

What happens if everyone disconnected from the blockchain

What would happen if for some reason, every computer connected to the blockchain was disconnected, and no peer-to-peer connection was established with the blockchain protocol between 2 users. Would ...

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