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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Blockchain app won't let me send bitcoin because it says theres nothing in the wallet, yet I have $40 in there

Like the title says, it won't let me send any bitcoin through the "Send" function of the blockchain app, and only prompts me with the "Buy Crypto" button, but I have $40 in the ...
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Can you give me an example of a P2MS tx at testnet?

I am checking on the test net before applying current update. I'd like to check P2MS, which is "bare multisig," and I'd like to know the testnet transactionID of this. Or is there an ...
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Do wallet companies send user's transactions to their own "central" bitcoin nodes?

Do external wallets companies such as muun, bluewallet, or greenwallet send user's TXs to some "centralized" data center where they own some nodes to broadcast the TX to the blockchain? If ...
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Isn't the power of blockchain coming from decentralization instead of immutability of blocks?

I've only started exploring the working of blockchain. So what I've gained from guides on Google has me into thinking that what makes blockchain records resilient to corruption is distributed storage, ...
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How to verify Bitcoin transaction against a specific user? [duplicate]

I am working on project .i have a functionality where user can submit bitcoin to my wallet .and after submitting bitcoin a payment page will open and user will fill payment details e.g his/her bitcoin ...
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How to get NFT details from transaction hash? [closed]

I'm trying to get a user's recent transactions and with that transaction hash I want to get the NFT details (whether he has bought or sold). For this I tried nftport's API and from there I'm getting ...
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There are a lot of 100 input transactions in some blocks, what's the reason?

In block 736302, we can see a lot of 100 input transactions. And this can be seen also in 736567, 736299 and so on. Is this only a coincidence?
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Create transaction without importing wallet using python bitcoinlib

I am trying to find a way to send bitcoins from one address to another, having only private key, without importing any wallets, just simply get txins, create a transaction and send it to some address. ...
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What Are The Parts Of A Bitcoin Transaction In SegWit Format?

I know that pre-segwit transactions looked like the following (This is the hash of the transaction in block 170 - the 10000 bitcoin pizza exchange): ...
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Hashage invalide

Après une demande de retrait de btc sur mon adresse de portefeuille L adresse de hashage n'est pas valide. Je n'ai pas reçu les btc. Que se passe t' il quand le hash n'est pas valide? Google ...
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How does the block searching by txid works?

Is that the process will go through all the blocks and find the block which contains the txid or there's an index table for all transactions?
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In what format does a block store the transaction data?

Does it store the raw transaction data literally like (excuse the formatting inaccuracies): 0x24134i59435ej3...9 sends 0x9wri03vw3sdfsd...i 26.00000023423 Bitcoin. Or is it stored differently?
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Open/Close LN tx size

What is the average size of a on chain closing LN transaction ? It seems to be 140vb but I don't find any source.
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how to know the public address of a wallet that sent me funds (bitcoins), using python

I have a website that will show a QR code of my bitcoin wallet (public key), I will ask the client to deposit bitcoins there, I want to know which wallet (public key) was the one that deposited this ...
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Bitcoin listreceivedbyaddress as REST API

I am currently looking for a REST API service which will allow me to implement a super simple deposit system. Currently I am generating bitcoin addresses (mainnet + testnet) via Python. In addition to ...
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How did testnet transaction b6714e05dd014cc92de09271886e62d85e7d41dd44fad417c520eb51d57f94c0 validate?

Testnet transaction c474c67cabc13f74c65e7cf503db971d5ba176794bff7de36f46d51ca675cf3a locked 0.0005BTC with a simple math script: OP_2DUP OP_ADD 5102 OP_EQUALVERIFY OP_SUB 230d OP_EQUAL Transaction ...
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why to I have to verify/turnover my Bitcoin wallet to receive funds [duplicate]

Update: Transaction has been suspended. Your transaction could not be completed due to the lack of turnover extension on recipient wallet. Be careful! Turnover of your wallet is not fully verified/...
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Is it common for mining effort to be lost?

If many parties are mining to try to establish a block, and one succeeds, does that mean the efforts of the other miners (whose blocks have at least some common transactions) are lost; the time and ...
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Can funds be recovered if sent to the same address twice [closed]

I signed up with Swapnex.io and sent an initial deposit of USDT TRC20 to test the transaction which went through quickly. Thereafter I sent a much larger sum, however I did not realize that the ...
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An unexpected transaction removed money from my wallet

I sent a transaction from Kraken to my wallet Exodus. All went smooth and the transaction was confirmed in my wallet yesterday around 12 AM. This is the ID: ...
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Is there a way to broadcast a bitcoin transaction without internet access?

I am trying to understand if there are ways to do this.
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Order of Signatures in Multisig-Scheme

3 Entities (A/B/C) create a collaborative Multisig Wallet (e.g. 2-of-3). A creates an unsigned TX and shares it with B/C. They (B/C) sign and broadcast. Looking at the TX on the network, can A make ...
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Coinbase transaction withou vout address

I was trying to see the beginning of the blockchain using the RPC and looks like the first Coinbase transaction doesn't have a vout address. Btw this happens a lot actually. $ bitcoin-cli ...
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How many transactions fit into a single block?

there is a limited number of transactions that fit into a block if the network requires more throughput (more bitcoin is being sent), that means more blocks will be solved in a shorter time interval ...
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Multiple receiving address on exchanges

If I have 0.01 on an exchange that allows generating new addresses , and I send 0.02 to a new address on that exchange , and then I send 0.025 off of that exchange , did I basically cross spend and ...
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Question about interpreting blockchain.info API return

When looking at e.g. this output, for the "input" entry in first transaction in the block (i.e. always consist of newly generated coins): "inputs":[{"sequence":4294967295,...
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Curiosity, Minimal transaction accepted as valid? (zero input/ zero output)

$ bitcoin-cli decoderawtransaction 00000000000000000000 { "txid": "f702453dd03b0f055e5437d76128141803984fb10acb85fc3b2184fae2f3fa78", "hash": "...
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Create signature for raw bitcoin transaction by hand using Swift

I have a bitcoinWalletAddress in bitcoin testnet (starting with tb1) publicKey already in hex format privateKey in P2WPKH format looking like cTS... By following this guide and this one I created ...
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Only My Transaction in a block

I am thinking of broadcasting a Bitcoin transaction with a very important message. The message is so important that I want it to be the only transaction (other than coinbase) in the block. For example ...
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Does every single node in the blockchain validate the transactions in the mempool?

I have read several responses to various questions SE. Some responses partially respond to the question so I was hoping to get your help to bridge my gaps in understanding. Does every single node on ...
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I made a withdraw from my crypto wallet to extern wallet. After few days they haven’t got the transaction

I have triple checked address, it is the right one. I used BTC chain. My crypto.com says that transaction was complete. What is wrong? Why they haven’t got the transaction?
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Bitcoin Transaction [duplicate]

I was able to find an old BTC wallet address that has BTC on it from an old email. The BTC wallet address has BTC on it. The problem is I do not remember the account I used for that BTC address. How ...
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Buy Bitcoin with NBitcoin c# Web App

I have been using the NBitcoin lib with c# to create a Bitcoin wallet app. I have pretty much sorted out the creation of the wallet and everything that this entails. What I need some help with is on ...
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Spending UTXO recieved in same transaction

Is it possible to spend UTXOs received in same transaction? Or we need to issue a new transaction for spend those UTXOs?
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How can i achieve this signature?

I want to make a signature in bitcoin where the nonce and private are the same. For example, the private key is 0x1000 and the nonce for the R value is also 0x1000
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How to make a P2SH-P2WPKH output using bitcoin-cli?

Can you give a simple step-by-step example on how to create a transaction with an output of P2SH-P2WPKH using bitcoin-cli on Regtest?
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Why does the longest chain rule make the most sense to deter double spending?

If there is double spending occuring, I don't understand why the longest chain rule would decrease the likelihood for only one transaction to be confirmed. Can someone explain step by step why this ...
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2 votes
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Calculation of different Pubkeys in Lightning according to BOLT03

Lightning uses different Pubkeys to gain more privacy and security, I am not sure how they are calculated. In BOLT03 it says: The corresponding private keys can be similarly derived, if the basepoint ...
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How to calculate the Hashes in Lightning

I was wondering how I calculate the hashes regarding BOLT03 Specification: The Revocation Pubkey is calculated like this: revocationpubkey = revocation_basepoint * SHA256(revocation_basepoint || ...
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Does high value of change sent back to yourself affect transaction fees? Keep the balance of hot wallet low or high?

I understand that when you are sending bitcoin to someone normally you should send some money back to yourself as change. Normally wallets do this automatically for you.(Wallets normally generate a ...
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Bitcoin transfer missing

I transferred $100 from my Crypto.com wallet to my blockchain.com only for blockchain.com to say it was never received. Here is the transaction Id c8b7d7b-01e9-4009-be27- b23bdabb64b0 What can I do
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Why paying to multiple addresses is cheaper than sending payments separately

I found this old post about sending money to multiple addresses here that explains with "Concrete numbers" why individual transactions are more expensive compared to cumulative transactions. ...
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Sending certain amount of bitcoin from an address

Today I created my very first transaction of bitcoin on the testnet programmatically. I created a wallet A, first generated my private key and I generated a deposit address. I deposited 0.00074 btc ...
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Electrum's custom Base43 - looking for a 2-way deterministic hex converter

I am looking for a tool, suitable for an amnesiac offline air-gapped Linux Live host that will deterministically convert in both directions, between raw hex and Electrum's custom Base43 format, used ...
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Bitcoin 22.x + doesn't decode addresses for multisig

anyone can suggest why addresses won't decode in newer versions? example: bitcoin-core 0.21 bitcoin-cli getrawtransaction 9297132b89461da9dee0364db49eeb1c32770550bc5b82e02f1cbaab01043aa3 1 { "...
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3 votes
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Another similar experience to "a Bug in copying BTC address"

Using my bitcoin.com wallet app, I sent $50 in BTC to the address: bc1qtzxadce2qzpfwl0xrq46xss9nxdjkjfekqvttj This is a transaction done times before and isn't unfamiliar. Yet, this deposit wasn't ...
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1 vote
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I'm creating a bitcoin wallet but I can't figure out how to send transactions with a low fee

I created a bitcoin wallet https://github.com/Grantrocks/bitcoingadgets. After 2 days of constant errors, I got it to send btc. But I can't seem to get it to send btc somewhat fast at a low fee. I use ...
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Using EQUALVERIFY with different public keys, but generated from the same seed

I am building certain system that involves Bitcoin and therefore I need to understand well how it works under the hood. In order to receive funds, for every new transaction new public key and its hash ...
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How and when do nodes stop broadcasting a transaction?

Suppose a node begins broadcasting a signed transaction. Question 1. At what stage is the signature verified? In §5 of the whitepaper, verification only appears during block acceptance after mining. ...
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Do you have to pay capital gains tax when selling and immediately buying another cryptocurrency in US?

Is it possible to convert eg. BTC to ETH and pay capital gains tax only when you sell and convert crypto into USD?
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