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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My withdrawal is still verification pending after 1 week, what should I do?
After 910 days, I withdrew 0.205 BTC to Trust wallet. And still nothing. Any tips? What should I do? I really need this money.
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What happens if I `sendrawtransaction` but tx is invalid?
I manually select from my UTXOs, sign the tx (offline programmatical signing, not with wallet) and only interact with bitcoind when I call sendrawtransaction. But in the meantime another process might ...
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Reading blk.dat files using pybtc does not yield transactions
I am trying to parse the blk.dat files using pybtc but I can't seem to get this right.
f = open(block_filename, "rb")
lines = f.readlines()
for block in tqdm(lines):
...
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How to implement stake.com model of deposit & withdraw flow for my crypto poker casino?
In stake.com for each user they generate separate bech32 address for deposit & displays the deposited amount as balance in top of the navigation bar.
Similarly for withdraw they just ask for the ...
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Sum of block values not zero?
Take for e.g. block 163440. The amount paid out in the coinbase transaction is not reward+fees. Does the network not require blocks to have a sum of zero for all transactions + block reward? ...
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What are Bitcoin's transaction and script limits?
What are the limits of different transactions and scripts (by consensus and standardness)?
Some stack exchange questions discuss some of them (but not all) and all these are scattered around.
What is ...
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Request tx messages from other peers?
I'm trying to request tx messages from known peers but it doesn't appear as though this is supported with bitcoin-cli. Is there a way to do this?
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How is it resolved when two miners find the block at the same time?
I am new in this world and I am trying to understand some simple concept of Blockchain and the propagation of transaction.
Let say that a transaction x is made so from what i understand until now this ...
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parse bitcoin addresses from transactions received through the P2P protocol using python
I'm trying to extract public keys and transaction amounts from tx commands using python. Everyone on this stack exchange has been extremely helpful, but I think it's time to try and leverage a library ...
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Is there a set length that a signature can be?
I'm reading this page which describes the following method of creating a stack:
OP_0 <A sig> <B sig> OP_2 <A pubkey> <B pubkey> <C pubkey> OP_3
Sig Stack Pubkey ...
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Binance API and Unity. Game involving depositing crypto and withdrawal
Hi if i need to allow players do deposit x crypto in my game. Use this deposited crypto and convert it to BUSD and use this as "token"to play games. And after winning, you can earn reward ...
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Relation between transaction data and transaction id
What is the relationship between transaction data and transaction id (which is used at mempool to generate Merkle root)?
Note : when we query the getblock with verbosity 2, we get raw block in json ...
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Block packets contain tx_in_sig_script, is this shared with tx data from tx packets?
I'm trying to find the signature script that is in a tx message so I can better parse data. I have found that it is in there sometimes, but largely the tx packets don't contain anything in the block ...
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Bonus bitcoin or bitcoin bosus? [duplicate]
I have been receiving emails from bitcoin bonus. I downloaded a game a a year ago, forgot about it now they are telling me I have over 30grand. Plead help me in how to get these funds out or if it's ...
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Why zero amount transaction outputs are kept in Bitcoin Core chainstate database?
They can be added as an input to a transaction, but what is the benefit of that? Isn't it the same as adding any random data to the transaction and pay the fee? You must know the key(s) to sign, and ...
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Where is a transaction stored before getting added to the mempool?
A transaction is stored in the mempool before it is confirmed. However, the Bitcoin node can't verify incoming transactions with 'light speed' to add them to a mempool—it obviously needs some time. So,...
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Calculating addresses from Bitcoin transaction data
What would be the easiest way to retrieve addresses that are used in specific transaction? For instance, if you look at following transaction which is retrieved by getblock of JSON RPC with argument ...
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How do I view Multisig Trades using bitcoincore?
For a school project my goal is to go analyze multisig trades, is there a way where I can make this information any more clear to me?
I have been running bitcoincore as a way to get trades that I can ...
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How to extract transaction amounts from tx block?
I'm parsing bitcoin transactions and would like to be able to strip out transaction amounts. This site says that I have to use flags to extract out the transaction amounts but it appears to only take ...
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BIP 32 Root key for connecting wallets
I have a question, a broker Xeroxfx.org asked me to create the BIP 32 RK to connect wallets for a quicker transaction. Is this real, or can he now steal from my wallet?
THX
Phillip
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How to parse out the recipient address of "change" from transactions in tx?
I just read in this page that a transaction typically has two addresses, one for the recipient of a transaction and another for the "change" associated with the transaction. My question is ...
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What are the OP codes associated with bc1?
As the title says I'm trying to extract bc1 addresses by using opcodes I've found from reading about bitcoin online. However, I cannot actually find the opcodes associated with bc1. The segwit outputs ...
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How to extract p2sh from tx block
I'm trying to extract p2sh addresses from blocks and I am not doing something correctly. What I have tried is:
def decodep2sh(self, redeemscript):
sha256 = hashlib.sha256(bytes.fromhex(...
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Bitcoin Transaction unknown address input and output! [closed]
During the Bitcoin transactions, there are one time use address are generated in order to handover change inside wallet that shift the change from lower blocks to higher blocks (According to some ...
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TX doesn't contain an equal number of transactions with bitcoin addresses
I'm researching bitcoin and noticed that when transactions come through my node I don't have an equal number of "amounts" (e.g everything between 88ac and 19) with addresses (e.g everything ...
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Why do many of the early bitcoin addresses receive small transactions many years later? [duplicate]
For example...
https://www.blockchain.com/explorer/addresses/btc/1NHHWnZKTetjZZfAbVjTS9EHQafdH6xn8a
...receives a block reward of 50 BTC in 2009 and then transactions in 2019, 2020, 2021 for tiny ...
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What is the maximum size transaction that will be relayed by bitcoin nodes using the default configuration?
I understand that the actual size limit of a transaction is determined by the block size, as we can see from this absolute unit. But transactions this large must be submitted directly to a mining pool ...
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Transaction Wallet-Address extraction
When taking a look at the blk.dat files I am confused about how I would go about getting sender(s) and receiver(s). It is clear to me that if I have multiple inputs / outputs that there might be ...
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Retrieving bitcoin address of the receiver of a transaction with bitcoinrpc
I'm trying to write a simple python implementation using bitcoinrpc to extract the address receiving a transaction but...
I'm not sure why certain fields are only accessible inconsistently. E.g. tx['...
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Edge cases when dealing with incoming Bitcoin transactions
I have an app that accepts Bitcoin payments. After some research I've settled with using Bitcoin Core's bitcoind with RPC to manage new addresses and verify for new transactions for those addresses.
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Transfering btc from multiple btc addresses to a single btc address, estimating transaction size
Good morning, for the last few months I have been using the following formula to calculate transaction fee based on the transaction size when sending BTC from one address to multiple addresses(or ...
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Selection of inputs from UTXO's who are not used by other unconfirmed transaction
How to prevent selection of unspent transaction from UTXO's which is already used in another unconfirmed transaction ?
I am fetching list of UTXO's from here -
https://mempool.space/testnet/docs/api/...
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Can we have more than one address in transaction inputs and outputs addresses attribute?
In the transaction data of bitcoin can we have more than one address element in adresses attribute of inputs and outputs of a transaction.
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Efficiency of storing/querying transactions in a relational database
I have a full node, and have written some limited python programs with bitcoinrpc. I want to start doing slightly more ambitious things now, e.g. visualisations across the entire blockchain (possibly ...
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Transaction with txin, which ran out of money
How does transaction validation verify that I am not trying to send transactions with the same txin? Does transaction validation go through all the blocks and make sure I'm not trying to write off ...
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What is the maximum number of taproot transactions that can be mined in a single block?
If all transactions in a block were spending one p2tr output using the key-path spend and sending to a p2tr output, how many of these transactions could we fit in a single block?
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What's the difference between decoderawtransaction and decodescript?
I'm looking for an explanation on the difference between the bitcoin CLI for decoderawtransaction and decodescript please.
From what I know, decodetransaction will undo the hash and ECDSA elliptic ...
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Understanding transaction with hundreds of input/output
I've been trying to follow a transaction with hundreds of inputs from different addresses and hundreds of outputs.
This is the transaction I'm looking into:
https://www.blockchain.com/explorer/...
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Looking for resources on doing Schnorr signatures in Bitcoin transactions
Please leave any resources you think will help, thank you.
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Looking for resources on doing multisignatures in Bitcoin transactions
Please offer any resources you can to help thanks.
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Follow-up to Segwit: Arbitrary data storage in witness?
In 2017 a question about Segwit: Arbitrary data storage in witness? asked whether people wanting to store more data in the blockchain than OP_RETURN allows could instead store data in the witness ...
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How can I recognize an OP_RETURN transaction looking only at the hex?
Looking at these two transactions for example: tx1 and tx2. tx1 is an OP_RETURN trasaction, tx2 is a normal transaction.
raw hex from tx1 (OP_RETURN): ...
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I need help with regaining acces back go my adress
can someone points to wsite which can calculate the nonce of a checksig, if needed i have files and proofs that im doing it for my own sake and i dont need to harm another person adress, i just want ...
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Precedence of competing multisig spends
Imagine I want to create a multisig threshold (k-of-n) scheme where a spending transaction with more signatures takes precedence over other spending transactions with less signatures (but in both ...
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Multi input transaction heuristic
I was revising for my upcoming exam and came across this slide, which I don't completely understand as I find it a bit confusing. Can someone please explain what the lecturer was trying to point out?
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How can I retrieve transaction graph data in specific time period
I want to create a graph data of Bitcoin transactions in specific time period. In other words, I am trying to write some kind of program when a user enters specific time range, transactions graph data ...
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Explain like I am 5...how can one transaction hash have so many outputs?
I have tx hash 5b03738ed2cc9c80e6a4dded10794ab28efca2671039764217d53c54f64a3f39 and it contains 11 outputs. I understand how UTXO works, but where I feel confused is how does the sending address know ...
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What do I need to complete a Bitcoin bonus payment transaction? [duplicate]
It's my first time requesting payment for my Bitcoin bonus payment transactions, without information on my registration form. I've been trying to get my payment process completed transfer but stops in ...
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Why is the locktime set at transaction level while the sequence is set at input level?
Giacomo Zucco pointed out the oddity of there being one timelock field per transaction, but one sequence per input.
Even for the original use of determining the order of replacement, it would seem ...
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Question about transaction verification relating to the ECDSA "nonce"
Context about the ECDSA nonce: Questions about generating a random number for ECDSA
Are these nonce values public or private? I understand that they are generated to be different every transaction and ...
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