Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

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.

0
votes
1answer
13 views

Signrawtransaction is not working on bitcoin core V0.17.1

I am having trouble signing a transaction on bitcoin core since it appears signrawtransaction no longer works. I get the following error message : signrawtransaction is deprecated and will be fully ...
0
votes
1answer
15 views

in transaction, what is 'hash' data?

i'm studying Bitcoin: A Peer-to-Peer Electronic Cash System Satoshi Nakamoto and this paper introduce a transaction model. (above picture) but i don't understand what is 'Hash' means exactly i ...
-1
votes
1answer
29 views

Limitation for minimum output size? AND a fixed per-transaction fee for payments in Bitcoin?

In the following article by http://lightning.network/ entitled: "The Bitcoin Lightning Network Summary", (Link to the article) is mentioned: "Lightning enables one to send funds down to 0.00000001 ...
0
votes
0answers
56 views

Watch-only addresses inside segwit transactions

I'm using bitcoin core (via rpc api). I've generated one 2of2 multisig address on electrum wallet, and after that, I've imported that address into bitcoin core by using importaddress rpc method. When ...
1
vote
1answer
23 views

How to determine right address from address hash

I'm using private libbitcoin server and libbitcoin explorer. When I use bx fetxh-transaction, it returns something like: I'm trying to figure out, how to get right address from address_hash. When I ...
0
votes
1answer
47 views

How to regain access to my coins? (unknown digital location) [on hold]

I transferred some bitcoin from my wallet in HitBTC to my wallet at Bittrex. Block Explorer shows the transfer completed. and so does Hit BTC. Bittrex claims they never got the crypto and there's ...
1
vote
1answer
51 views

Errors when building/sending multisig transactions

Going by the example here: https://bitcoinj.github.io/working-with-contracts I believe I've done everything correctly. Yet my program fails either to propagate correctly or because of a tx error and ...
0
votes
1answer
47 views

How do you sign data with a private key? [javascript]

Using BlockCypher’s signing tool (link), I can sign the following data: 05de69f5d37f41340eed3230f03d2394dde5e497738a76f027b7d962a0cbdf39 with the private key: ...
-2
votes
0answers
22 views

How add payment crypto as bitcoin, allcoin to website? [closed]

I want add payment cyspto bitcoin, and allcoin to website by PHP? Do you help me
1
vote
1answer
35 views

Extract sender ID and recipient ID of a bitcoin transaction

I'm new to this world and I'm trying to learn the blockchain world and especially now I've concentrated du bitcoin-core, I would like to parser and get the various information like the various sites ...
0
votes
1answer
44 views

What is the source of initial transactions of bitcoin?

Sorry, if I am wrong or silly! It is understood that: a) Satoshi Nakamoto sent the first transaction to developer Hal Finney on January 12, 2009, the genesis block contains 1,073 transactions and he ...
4
votes
1answer
36 views

Is the bit encoding format for the graphic in BIP 68 implicitly little-endian?

CLTV (OP_CHECKLOCKTIMEVERIFY - absolute locktime) and CSV (OP_CHECKSEQUENCEVERIFY - relative locktime) utilize BIP 68. Is the locktime for those two operations implicitly encoded in little-endian ...
3
votes
1answer
50 views

Serialized transaction bigger than the actual transaction object? CVE-2013-4627

I'm surveying old Bitcoin DoS vectors and came across CVE-2013-4267, for which there appears to be little public information available. This thread should shed some light on this CVE. There's a ...
0
votes
0answers
19 views

How do you sign transactions from a HD wallet? [duplicate]

I'm using the following tool to generate a HD wallet: https://iancoleman.io/bip39/ However, it gives quite a few different private keys and I'm not sure which one is used to sign transactions with. ...
-2
votes
0answers
99 views

After the Zcash sapling upgrade, how big are the z-transactions from before and now?

How big are the z-transactions prior and after the sapling upgrade of zcash? And how does this size compare to a bitcoin and monero transaction?
1
vote
1answer
34 views

What is the meaning of in-script and out-script in standard bitcoin transaction?

I am new to bitcoin world and I am reading this paper: Secure multiparty computations on Bitcoin https://eprint.iacr.org/2013/784.pdf The author said on page 7 that the standard bitcoin transaction ...
-1
votes
0answers
16 views

New on board educate me please [duplicate]

Please am new here, how do I earn bitcoin? & how do the whole process work to put money in my account?
-1
votes
0answers
36 views

How long does my BTC show up after recovering using 12-word list?

I'm using myCelium and I lost my phone. I installed MyCelium on my new phone and recovered my wallet using the 12 words. But my wallet still show 0 BTC even after a few hours. How long does it take? ...
1
vote
2answers
31 views

Valid public key check in transaction output

Let's say I build a P2MS output script using uncompressed public keys, and let's say too that these public keys are not valid, i.e. they do not represent a valid EC Point and they don't start with ...
-1
votes
0answers
24 views

Insert BTC blocks and transactions in mongodb

I am trying to insert bitcoin transactions into MongoDB using python3. Below is my code : import pymongo import sys import json import time from bitcoinrpc.authproxy import AuthServiceProxy, ...
1
vote
0answers
21 views

Verify bitcoin address and amount from sign transaction

Is there a way i can extract the fromAddress, toAddress, amount and fees from a bitcoin sign transaction? eg: SignTransactionValue = signAddress(fromAddress, toAddress, amount, fees, privateKey) How ...
0
votes
1answer
29 views

json-rpc of bitcoin not working for testnet(curl command)

I am trying this command to get transaction from bitcoin testnet: curl --data-binary '{"jsonrpc": "1.0", "id":"curltest", "method": "gettransaction", "params": ["txId"] }' -H 'content-type: text/...
1
vote
0answers
28 views

Why can’t lightning tx’s be signed with sighash single to allow for fee updates?

Are out-of-band fee payments to confirm a lightning closing transaction the only way to manage a situation where the sat/kw of a previously signed commitment tx are simply below market? If additional ...
1
vote
2answers
21 views

Why are most Bitcoin payment invoices time limited ?

Most bitcoin payment gateways issue time-limited payment invoices. Why is that ? AFAIK, the address stays valid even after the timer is out. For instance when sending a transaction from wallet to ...
0
votes
1answer
59 views

I accidentally transferred my Bitcoin Cash to Bitcoin (BTC) wallet in BitMEX! [closed]

A few days ago, I bought Bitcoin Cash and transferred it to my BitMEX Bitcoin BTC Wallet by accident! This is money that I can't afford to lose! What do you suggest I do? My conversations with BitMEX:...
1
vote
2answers
47 views

Is there any mechanism in Bitcoin that allows it to dynamically adapt to the flow of transactions?

I've read some books and articles on Bitcoin and feel like I've understood many of its concepts but I'm not able to find an answer to a question I've had for a long time: How does the Bitcoin network ...
1
vote
1answer
24 views

How do non-deterministic wallets violate the principle of address reuse?

In chapter 5 of Mastering Bitcoin, Andreas writes: "The disadvantage of random keys is that if you generate many of them you must keep copies of all of them, meaning that the wallet must be backed up ...
-1
votes
0answers
19 views

Bitcoin spendable amount minus unconfirmed transaction

I have a use case here where I want to display spendable bitcoin amount (that minus unconfirmed transaction). Is there any existing api or library that cater for that? Let say wallet A has 10 btc. ...
0
votes
1answer
56 views

Create simple and secure transaction without checksig?

According to my previously asked question (P2SH secure spending. How?) creating transactions without signature checking is probably not secure. Anyway, I see many transactions (for ex.:...
1
vote
2answers
50 views

Transaction Relay and trickling in Bitcoin

If a node has 100 connections to other nodes and receives a new transaction using a getData request, it sends an inv message to it's 100 connecting peers correct? Does it also send the inv message to ...
1
vote
1answer
40 views

Possible better peer-to-peer protocols for Bitcoin?

As we know, bitcoin uses flooding in order to propagate blocks and transactions across all the nodes in the network. As it was launched in 2009, it's been almost 10 years since it's launch and I was ...
0
votes
1answer
15 views

Transaction deserialization test vectors for Elements sidechain?

I'm working on adding support for Elements sidechain to https://github.com/Simplexum/python-bitcointx/ library. Transaction serialization/deserialization seems to be working, but to test it properly,...
0
votes
2answers
31 views

How does the full lifecycle of a cryptocurrency trading look like? [closed]

I am new into cryptocurrencies and I am wondering how to trade them. By trading cryptocurrencies I mean: Transfer fiat currency (ie. USD) from my bank account into some account that enables buying ...
1
vote
1answer
103 views

To create a channel on the Lightning Network, do you have to execute an actual transaction?

I'm trying to better understand the Lightning Network. I was reading this article -- https://medium.com/coinmonks/lightning-network-how-does-it-work-ceeeda8ad21e . My question is, when two parties ...
0
votes
1answer
18 views

Can I monetize “crypto” using asset backed securities?

A friend of mine wants to create "tokens" signifying the completion of certain corporate milestones, e.g., the acquisition of X customers, and then "monetize" these "crypto" tokens as "asset backed ...
0
votes
2answers
51 views

At which stage is a transaction validated?

Let's say Alice owns 12 BTC in her wallet, and she tries to send 5 BTC to Bob. First the transaction is broadcast to all nodes, then transaction is in the transaction pool. Then miners would choose ...
0
votes
1answer
56 views

Why are the inputs of Bitcoin transactions signed?

This is my understanding of what a transaction looks like: inputs: input0: txid: <funding tx0 TXID> outputID: <output ID of UTXO in the funding tx0> scriptSig: <...
1
vote
1answer
61 views

Why this transaction is invalid?

I issued this transaction on testnet (for a homework later solved with another script). python-bitcoinlib validates the transaction but when i submit it to blockcypher it gets rejected with error: {"...
1
vote
1answer
31 views

how does a miner choose which transactions go into the next block?

how does a miner choose which transactions go into the next block? do all transactions go through or is there a lottery process? I understand transactions with higher fees are given priority.
0
votes
1answer
15 views

Can transaction be stuck in the 'processing' stage and has not been mined by the Blockchain network? [duplicate]

Can transaction be stuck in the 'processing' stage and has not been mined by the Blockchain network and due to this, it cannot reflect in wallet ? My friend send me a bit coin but it did not reach me,...
0
votes
2answers
42 views

Can two or more transactions sent from the same address be mined in the same block in Bitcoin's blockchain?

Imagine a person Bob has 10 bitcoins in his wallet. He wants to send 5 bitcoins to Alice and another 5 bitcoins to Uncle Tom simultaneously (in separate transactions). Will both Bob's transactions be ...
0
votes
2answers
51 views

Non-standard transaction scripts broadcasting

I'm developing an application on Bitcoin blockchain, and I use output transaction scripts that are not standard according to the classic payment methods. However, even so, on Tesnet everything works ...
0
votes
1answer
33 views

Arbitrary access to already confirmed transactions

This link mentions that "[getdata] can be used to retrieve transactions, but only if they are in the memory pool or relay set - arbitrary access to transactions in the chain is not allowed..." But ...
1
vote
0answers
19 views

Error when trying to view transaction details [closed]

Every time i try to click on any transaction history, it says, "Error. Transaction not available at this time." Does anyone else have this issue?
0
votes
1answer
53 views
0
votes
1answer
65 views

I have not received my bitcoin after 2 days and 115 confirmations [duplicate]

I have sent my first Transaction and waiting for it to arrive at another address but when i click on the Transaction ID 1 of the addresses is Spent and the other is Unspent? It only required 3 ...
1
vote
1answer
34 views

How much bitcoin is being sent to someone else in this transaction?

From this link which is a bitcoin testnet transaction. How can we be sure that this transaction spent a certain amount of satoshis to an address from another wallet? In this case the transaction is ...
2
votes
0answers
27 views

Execute multiple transactions atomically on Ripple

I would like to execute two transactions, e.g. one from account A to account B and one from account B to itself, atomically, i.e. either include both transactions in the ledger or none of them. This ...
0
votes
2answers
31 views

Transaction order in the blockchain

What is the difference between segregated witness (segwit) and canonical transaction ordering (CTOR) ?