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.

4
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2answers
1k views

Duplicate tx ids

Is there a quick and dirty way to detect all transactions whose tx-id can be found in more than one transaction since the genesis block? I would also like to see mutated transactions as well ...
1
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1answer
46 views

How to combine separately signed inputs from different users?

With two separate signed raw transactions from two users, how would one go about 'batching' these manually (combining the inputs and outputs into a single transaction)? Is this a viable solution for ...
4
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4answers
3k views

Is it safe to transfer coins directly between exchanges?

Say you want to transfer some coins from one exchange to another, and you want to do that directly without sending them to an indermediate address. Bittrex' Terms and Conditions, for example, state ...
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1answer
30 views

Where can I find the transaction volume?

I want to find the trading volume to do some trend analysis.But I can't find
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0answers
30 views

My unspent bitcoin is not in my wallet

I have a receive transaction that has processed and appears in blockchain. It appears as a unspent transaction. My problem is when while the transaction was processing my wallet began reloading the ...
1
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1answer
60 views

Chicken and Egg confusion over Bitcoin generation

If Bitcoin is rewarded through mining, and mining is the process of packing some transactions in a block(and adding that block successfully to the blockchain), and on the other hand, a transaction ...
0
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1answer
40 views

Find sender's public key in SegWit Transaction

How can I retrieve the sender's public key in a Segwit transaction? For example: https://www.blockchain.com/btc/tx/3179d18d6f36fa77b88909496535485d8188d96b79d295843789a9e0ff6c3e6a I can happily ...
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0answers
37 views

Unexpected NEO Transfer

On 12/27/2016 I started a token transfer of 11,067 NEO to my Bittrex Wallet, but for an unknown reason 20,843 NEO have been transferred in total. The problem is that 9,776 of the 20,843 NEO Coins ...
1
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0answers
48 views

demonstrate tracking some bitcoin transactions with a program like an explorer

Recently I started to read BITCOIN protocol and it's events when a transaction created. I want to create a program a bitcoin explorer. as you know probably, Each non-coinbase input spends an outpoint ...
2
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2answers
41 views

How to search for TXs using only the PublicKey linked to those TXs?

The quest is to define a method for searching TXs on the Bitcoin blockchain using only a PublicKey in HEX format - as opposed to searching TXs by popular terms like wallet ID, txid, hash, etc. I ...
0
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1answer
25 views

How to code bitcoin transaction for shopping cart

I have written website shopping cart software using MySQL and PHP and I need to add a way for users to pay with Bitcoin. This seems like a basic need for developers in general, but I'm having ...
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2answers
31 views

How to get latest 50 transactions for a BCH address?

Is there an API from where I can get latest received transactions for a bitcoin-cash address?
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0answers
35 views

Bitcoin Cash in my Blockchain wallet was accidentally sent to my Bitcoin wallet with Coinbase [on hold]

I've read now a 100 or so questions here with no clearcut answer nor update after they were given advice. I had money in my Bitcoin Cash wallet on Blockchain. I wanted to send the money to my Coinbase ...
0
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1answer
33 views

How to track bitcoin transaction on PC

I am still quite new to Bitcoin, and my question may be a little bit stupid. So I am wondering how can I track the transaction or the newest block on my computer. I know there are tons of websites ...
0
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1answer
27 views

Credit card deposit to accout

How do I deposit money to a bitcoin account from a credit card? I just need to pay an acquaintance something I owe him and he wants it added to his bitcoin account
0
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1answer
35 views

How exactly do transactions work?

When I search for transaction in bitcoin I am able to find explanations which tell me that there are e.g. two persons A and B and A wants to tranfer a number of bitcoin to B. Imagine A wants to pay 2 ...
0
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1answer
45 views

How does Bitcoin makes sure that nobody can duplicate a transaction?

I understand that when creating a transaction, you send in data, the hash of that data, and a signature that is created using the hash of the data and your private key. However, what is stopping ...
0
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2answers
51 views

Missing transaction

I made a transfer on 6/16 from one wallet to another. Despite verification on blockchain.com, the coin is gone from the sending wallet yet never arrived in the receiving wallet. The receiving wallet ...
0
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0answers
21 views

My Bitcoin transaction has 173 confirmations but it won't go trough [on hold]

I'm sure i sended it to the right adress. Been waiting for a day now
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2answers
38 views

Transaction fee of 8.44 mBTC for 1.22 mBTC?

I made a transaction of 1.22242 mBTC with the electrum client and, I don't know why, it looks like it transferred all the remaining BTC from my account to myself which made a 13063 bytes transaction ...
0
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0answers
20 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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0answers
27 views

Bitcoin script execution unsuccessful

I'm working my way through "Mastering Bitcoin". The author made a transaction: 0627052b6f28912f2703066a912ea577f2ce4da4caa5a5fbd8a57286c345c2f2 https://www.blockchain.com/btc/tx/...
0
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1answer
30 views

Is a bitcoin UTXO divisible?

In this video Andreas Antonopolous says an output is indivisible and therefore if a transaction smaller than the output is done, the rest is used as change and returned to your different address of ...
0
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2answers
56 views

Why did repeated “R” values occur in Bitcoin transactions before?

Please explain why earlier the repeated values of "R" occurred in Bitcoin transactions. For example, this transaction has a repetition of the value "R": https://www.blockchain.com/btc/tx/...
0
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1answer
34 views

How to manually sign a transaction with multiple inputs and multiple outputs?

I'm developing transaction constructor, but i faced several problems. To some of which i found answer in How to sign a transaction with multiple inputs?, for the rest i'll try to explain: When we ...
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2answers
310 views

Is it possible to make transaction using wallet private key

I have a private key of a bitcoin wallet . Is there is any way i can check balance and make transaction using bitcoin core without importing private key.
1
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1answer
32 views

What is transaction “finality”?

bitcoind IsFinalTx() as seen here checks the properties of a transaction in this order: Is nLockTime exactly 0? That's final. return. If it's not 0, is it below the current block height / time? If so,...
13
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3answers
5k views

How to sign a transaction with multiple inputs?

I have been able to program an application in python that sends valid transactions that spend 1 input, but I really can't get it to work with 2 or more inputs. So my question is, how exactly is the ...
1
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1answer
27 views

Why a specific bitcoin value of a tx message appears in source IP address and then comes to same IP address as the destination address?

Sometime back, I created two wallets on two distinct cellphones. I sent a specific bitcoin value (A bitcoin) from one cellphone to another one. During this process, I captured the entire traffic. ...
0
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0answers
27 views

why a specific transaction value and it's output address which is sent from a specific IP address, returns from another address to that IP address? [duplicate]

I wrote a code to extract bitcoin output addresses and their values from TX messages of the bitcoin protocol. to test it, I prepare this scenario: first I send a specific bitcoin value(for example A ...
1
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2answers
353 views

retrieve all the transaction between two addresses

I've used this query to try to get all the transaction between two addresses: https://blockchain.info/multiaddr?active=1EipJdYVJbqsTSQhj1icK424AkMbyjvgBm|1LWwLvKWbcpiZYqCcwfuQ3gjjNJkxftmEJ but the ...
0
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1answer
768 views

Transfer XBT between Kraken accounts

I have to receive an amount of XBT from a relative. Both of us have a Kraken account. Can I achieve this inside Kraken or do I need any external wallet or similar? If I can do it in Kraken, how should ...
3
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1answer
131 views

What does the sequence in a transaction input mean?

Following a transaction input: What is the meaning of the sequence number? What does the 4294967295 tell me?
2
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1answer
79 views

Is there a flag or specific message in a bitcoin pcap to show us our bitcoin transaction is confirmed or not?

Assume that I send a specific value from a source wallet to a destination wallet and simultaneously capture the input and output traffic with Wireshark. I can extract output address and it's value ...
4
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5answers
759 views

How to find out as soon as possible about a transaction to my payment address?

I'm running an online store. I added the option to pay using bitcoin, using Mycelium Gear. Gear can be configured to wait for 0-6 confirmations and up to 48*60*60 seconds from the moment the payment ...
0
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1answer
20 views

How much on-chain activity is to and from exchanges?

Are there any data services which provide metrics that show how much of the transactions on the Bitcoin blockchain are to and from exchanges?
0
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2answers
24 views

Where are the non-scriptPubKey outputs in the chainstate leveldb?

I read https://bitcoindev.network/understanding-the-data/ and it explain that the leveldb of the chainstate contain transaction with at least one unspent output. And it has "The scriptPubKey and ...
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0answers
37 views

Where can I see the unconfirmed RawTX blockchain?

Is there such a service or website? Where can I see the unconfirmed RawTX blockchain?
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0answers
110 views

cant send btc, Uneconomical UTXO requested

Im trying to send btc worth of 2$ and i keep getting message "Uneconomical UTXO requested [type: 1 (limit 46629), txOut.val: 38546, required: 83847]" i even tried sending 1$ but its still the same can ...
2
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3answers
269 views

How do exchanges set their transaction fees?

I was reading on the Bitcoin wiki (https://en.bitcoin.it/wiki/Transaction_fees ) that a user can set his own fees when conducting a bitcoin transaction. Like many, I have a Coinbase account, but I ...
0
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1answer
4k views

I accidentally sent bitcoins twice to the same address

Accidentally, I have transfered BTC from my one wallet to another twice on the same address. First transaction was successful, but in the second case the BTC got deducted from one of my wallet but not ...
4
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2answers
3k views

how to view raw json bitcoin transactions

Is there any place i can view raw json bitcoin transactions (like discussed in this tutorial).
0
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1answer
50 views

Needing a Private Key in order to receive profits in Blockchain Wallet

I recently made an investment with Forexbitoptions and have made some profits. They have supposedly sent these profits to my Blockchain wallet but say it's not going through as I need a Private key ...
2
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1answer
2k views

How to buy Bitcoin in Iran [closed]

So I'm trying to buy Bitcoin in Iran and I want to use my Iranian Bank Account which unfortunately isn't accepted by PayPal or other online payment websites. So is there any way for me to buy Bitcoin(...
0
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1answer
31 views

Why tx informations of a specific transfer in BITCOIN protocol will send to many IP addresses?

Recently I send a specific value from a wallet to another wallet and Simultaneously I caputred the related traffics in source and destination. after that, I found that value and it's related address ...
0
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2answers
36 views

which is the relationship between ouput adresses and their value in a specific transaction?

Some days ago, I write a program to extract output addresses and its value in tx messages of a sample bitcoin pcap. extracted addresses are all valid and we can find them in block explorers. after ...
0
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0answers
19 views

Sign a transaction with multiple inputs on coinb.in

I'm having trouble signing a transaction with two inputs on https://coinb.in. If I select the Sig Hash Type "All (default)" on the Sign tab and sign the transaction with the private key for one of the ...
2
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4answers
831 views

How to set fee in bitcoinj

Is any possible way to set fee to specific value in bitcoinj wallet? Right now I have something like this and I don't know when to set fee: Address address = Address.fromBase58(params, ...
0
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1answer
40 views

Where can i download blockchain transaction ID

Tell me where I can download the Blockchain Transaction ID until 2013? That is, I want to take only part of the information about the blockchain from 2009 to 2013?
3
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1answer
55 views

What is the rationale for inclusion of previous amount in SegWit signing process?

When spending a P2PKH output, the "data" we hash only includes the output script from previous transaction but when spending a P2WPKH (the new serialization) we also include the amount field from ...