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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creating address in wallet and sending how it works

I'm a bit of noob so I will apologize in advance. I'm reading people suggesting using different address every time I send an bitcoin. If I were to say send a 1BTC to someone I'd need to create a new ...
Enkhtuvshin's user avatar
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What distinguishes a miner from another?

So I've been recently studying about Bitcoin and had few questions: 1) What distinguishes a miner from another miner? Is there any proof that two miners are not the same person? 2) What can we say ...
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Transaction still unconfirmed after 2 days [duplicate]

Last time I tried sending a transaction with the minimum fee it was succesful after 1 day. 2 days ago i tried sending one with a higher fee and double the bitcoin amount but its still unconfirmed. ...
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Receiver email address

Can the receiver's email address be obtained from the Bitcoin address? I accidentally sent money to this address: 14gpxmEMrzCpEEp2GZhbUfP5cgBmwtVs9T Thanks.
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Bitcoin Wallet: Will 2 payments within 10 minutes cause double spending

I'm using a bitcoin wallet for managing all my transactions. For example, If I have bitcoin 2, 3 and 5. Firstly, I buy a product with price 5. Bitcoin wallet will create a transaction from 2 and 3. ...
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Transfer bitcoins from an address to another

I want to transfer the bitcoins I have from one address to another one, however I can't acces the account but I only know the address. I made this once but I forgot how, it was some sort of program ...
Banana Joe's user avatar
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How do I recover bitcoin sent to a wrong wallet address [duplicate]

I mistakenly sent bitcoin to the wrong wallet address... How can I recover the money back or get the information of the person I sent the money to?
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Verify value of input address

Think about a bitcoin transaction: Inputs: Address1: 2 BTC, Address2: 1 BTC Output: Address3: 3 BTC So the value of Address1 is because of two previous transactions where every one of those 2 ...
Erhard Dinhobl's user avatar
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why scriptpubkey is different

I am confused when i see this transaction Test transaction with one input and two outputs Since scriptpubkey verifies the hash of the sender's public key and sender's signature, i am wondering why ...
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I have a stuck transaction (2 days already) [duplicate]

I have this transaction : https://blockchain.info/tx/8fdb3e8a0a33b3d1721b6ef7c1c2608b1e1a8aacd8857e22287b120c09ee988a I understand it's stuck because of the low value i spended but look at the fee. ...
yair ed's user avatar
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Is blockchain necessary?

I am interested in developing a crypto-currency (who isn't), but I have no interest in the blockchain mining aspect of it. I want to program one that emits the coins when someone has performed some ...
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Dog identifier in blockchain

I would like to print qr-code with transaction that contains my home address to print it for my dog's necklace. If dog will get lost everyone can scan it and get the address. How can I prepare the ...
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Split transaction

Looking at this transaction I was wondering what the unspent part means. Does it belong to the original address owner? If so, how can it be used/claimed? Edit: All cleared up, and seemingly a feature ...
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I have a merchant that only takes bitcoins can I just put the correct amount in the wallet and then pay them?

I want to pay a merchant who only takes bitcoin payments. Do I create a wallet and only put in the amount of the price and pay with it? If so then what do I do after I send it to the merchant?
trekcip's user avatar
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Unable to receive/preview funds due to un-synced wallet [duplicate]

I bought bitcoins and sent them to the wallet, however the wallet is not synchronized and as a result I cannot see my bitcoins. Will I be able to see them as soon as the synchronization process ...
roger62's user avatar
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Can one wallet send/receive bitcoins from/to multiple sources simultaneously?

Let's say for example I put my public bitcoin address on a website for donations and multiple people for around the world deposit bitcoins simultaneously to that same wallet: Will all deposit ...
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Transaction Duration

Given the volatile bitcoin value, how long is a transaction valid? For example, say a vendor requires X fiat currency via a bitcoin service provider. The service provider link (ie, coinbase.com) ...
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Is Coinbase.com combining / commingling transactions or funds?

In this transaction, I transferred 2 BTC from my Coinbase.com wallet to an external address. Why are there 3 outputs in the transaction? I understand the output of 2 BTC, and the 0.0001 BTC ...
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My balance gets sent back to me [duplicate]

I'm using the blockchain API to make a "send to many transaction". In the recipients I only put other people addresses, but somehow the API sends the remainder of my balance back to me. For example: ...
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How to tell which account an unspent output is in?

When I go to send coins, I want the transaction to ignore the unspent coins in a certain account. I think I can do this in wallet.cpp, but I'm not sure how. Maybe in the AvailableCoins() function? ...
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multiple parties to sign a transaction before being broadcast (or after, but either way be associated with)

Lets say someone was writing a transaction solely to denote the existence of something, or a timestamp, or writing something in OP_RETURN Could that transaction be signed by other addresses, kind of ...
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Difference (if any) between proof-of-work in mining bitcoin vs verifying transaction

I'm trying to understand the proof-of-work idea for verifying a transaction. I think I understand why proof of work is needed to verify transactions (essentially to prevent spoofing/double spending ...
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Ripple - how to properly set flags?

At the moment I'm trying to add flags to my custom Ripple transactions that I submit through JSON RPC. However, when I send my request: { "id":1, "method":"sign", "params":[ { ...
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Limited, but not fixed multisignature transactions, is that possible?

Is it possible to have a multisignature transaction where N signatures are required and their inputs are limited in value, but not fixed? The use case would be for a pooled acquisition, where the ...
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How accept trade works on creating order [duplicate]

I want to build a rails application to create buy or sell offer for coins. If buy offer is accepted by seller, How the coins exchanged between the buyer and seller. How can it be implemented? What is ...
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I live in viet nam and I want to buy bitcoin. How would I do that? [duplicate]

I would like to buy bitcoins in viet nam. How would I do that?
gary's user avatar
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Why on bitcoin client sender address is 'undefined'

Despite the fact that bockexplorer allows to navigate through transaction details and discover the sender address, why via bitcoin client the sender address remains 'undefined'. Is it possible to ...
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Recommended Transaction Size

I know the maximum transaction size for a BLOCK is 250,000 bytes. My question is a little different. What is a recommended transaction size for best selection of the transaction by pools? For example ...
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Can I first open an account on an exchange then later on transfer to my wallet?

I'd like, at one point, to create myself a bitcoin wallet using an offline computer and then store that wallet in a safe (either printed, encrypted, on a sheet of paper or encrypted on a USB stick). ...
Cedric Martin's user avatar
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Bitstamp ripple bridge clearing time

How long does it take for a ripple bridge transaction to clear? Bitstamp BTC on ripple -> bitcoin address
Fernando N.'s user avatar
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Techniques or proposais to require transactions to be included in a block?

As it stands now, a miner (or mining pool) can discriminate any transaction for any reason if they are running a custom version of code. Suppose an evil and powerful mining pool decided to hash ...
makerofthings7's user avatar
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Verifying BitCoin Transactions

I am hoping someone much smarter than i regarding bitcoin can point me in the right direction. And im sorry if my questions sound dumb.... I am trying to work out how i can check if a transaction has ...
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Solving a block and verification of transactions [duplicate]

My understanding of mining is that the reason an award of Bitcoin comes along with the solving of the current block is to give people incentive to actually try to solve the block. My understanding is ...
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Speeding up bitcoin transactions?

I am writing an app which trades bitcoins and one of the biggest problems I have run into is that it takes so long to move them from one wallet to another. I thinks it due too mtgox and other sites ...
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What is a previous transaction?

I'm new in the bitcoin field and I need to understand about transactions. When Bob is sending bitcoins to Alice, Bob will create a tx, he will add Alice's address, sign it and broadcast it in the ...
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Possible to move specific transaction from one account to another?

I'm running bitcoind (0.8.0) and I'm wondering if there's a way to "move" a specific transaction from account A to account B (without actually broadcasting a new transaction). I know about the "move" ...
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How To Use BitPay

We have a online computer company written in PHP www.cworld.com.au A sister site we have uses Magento How can we use BitPay to enable our site for BTC..Is there an API Can we get paid for every ...
BitCoin New Guy's user avatar
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i have not receive the transaction

i have transation asf : BITCOIN-PAYMENT HAS BEEN SUCCESSFULLY SENT: Transaction Detail: $750,500 Recipient Address : bxd94D0A4aE4F29bf408c48d8217fB53cb68a22Db3 Date: ...
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Does everyone have a transaction that used a layer 2 protocol?

I'm trying to identify different transactions, and I was wondering if anyone knows a transaction that uses layer 2 protocols so I can further inspect it?
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Question about bitcoin transaction minted time

Book "mastering bitcoin" 3rd edition, on page 26, there is one statement as following: "Approximately five minutes after the transaction was first transmitted by Alice’s wallet, a miner ...
fa william's user avatar
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How many nodes and edges does the UTXO-coinbase graph have?

Imagine a graph where the leaf nodes are the UTxOs, the intermediate nodes are spent TxOs (vout), the root nodes are the blockheaders and coinbase merklepairs, and the edges are the data required to ...
Lee's user avatar
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Create transaction and so on

Please explain to me what should be the procedure for working with a bitcoin-cli / RPC wallet. For example: Create a wallet Get a new address Sending BTC: creating a transaction, signing a ...
Valentin Borisenko's user avatar
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Which part of bitcoin is sitting or moving

With Bitcoin ETFs on the horizon I expect that I am not the only person hoping to gain deeper understanding of the way bitcoin moves. I wonder if there is any insight in which part of the bitcoins ...
Dennis Jaheruddin's user avatar
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A wrong wallet situation

On 9th of this month I have my dad send me some bitcoin and I gave him my wallet for the payment.. after a while he told me he sent it I didn’t see it and I taught it was network and I would get it ...
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get exact time of a transaction in the past (not in mempool)

I am trying to build a python program, that returns details of a transaction, such as inputs, outputs, time, amount, etc. I have already loaded bitcoind -txindex, yet, when I decode a raw transaction, ...
user146833's user avatar
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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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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 ...
Monte Conte's user avatar
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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 ...
mathboi's user avatar
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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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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 ...
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