Category : Bitcoin Stack Exchange

Bitcoin Stack Exchange

How does the SegWit part of a transaction get serialized and parsed?

Why coinbase cant solve issues concerned with the received bitcoins in the personal emails?

I have sent to my personal email BTC and cant send it back, cash or deposit it. It's shame. Id like to send it back now but i cant because the information i received is just a letter that i sent it to myself. No button or functions to see transacton...

Can I use trezor as a backend?

Coinjoined coins are not available on another instance of wallet

Let's have 2 instances of wasabi wallet installed on different PCs. I have restored a wallet from a seed phrase on both of them and i can see all my coins on both of them. I start coinjoin on one machine and after time - i have all coins coinjoined....

How secure are the private keys on a hardware wallet?

How secure are the private keys on a hardware wallet? - Bitcoin Stack Exchange Stack Exchange Network Stack Exchange network consists of 180 Q&A communities including Stack Overflow, the l...

Could centralisation of miners lead to censorship?

I will try to combine both answers by Hugo Franklin and David Schwartz with my thought process in the hope that this could add value to others. The scenario of geographically centralized Bitcoin miners that are censoring transactions is one that is...

litecoin test found blocks but not updating into wallet

i have set up a litecoin testnet for mining on my CPU.. and my miner is finding the solutions and my debug.log also says that method=submitblock but my wallet is not updating with the mined coins. its been 48 hours my cpuminer shows almost #350 solu...

Somthing too do whit xpub

Thats shall,but Adres: 12tkqA9xSoowkzoERHMWNKsTey55YEBqkv BITCOIN CASH ADRES qq2vrmtj6zg4pw897jwef4fswrfvruwmxcfxq3r9dt MUST TOO DO WHIT XPUB BITCOIN ADRES Xpub example 1 length 12tkqA9xSoowkzoERHMWNKsTey55YEBqkv12tkqA9xSoowkzoERHMWNKsTey55YEBqkvqq2...

Somthing too do whit xpub [closed]

wallet - Somthing too do whit xpub - Bitcoin Stack Exchange Stack Exchange Network Stack Exchange network consists of 180 Q&A communities including Stack Overflow, the largest, most trusted...

I own bitcoin on coinbase. How do I pay 330 satoshi to an address

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I own bitcoin on coinbase. How do I pay 330 satoshi to an address [closed]

coinbase.com - I own bitcoin on coinbase. How do I pay 330 satoshi to an address - Bitcoin Stack Exchange Stack Exchange Network Stack Exchange network consists of 180 Q&A communities inclu...

Can someone with majority hashing power decide what transactions are included in my block?

If I somehow was able to mine a block, How can someone with majority hashing power can decide transactions to include in my block Nobody else can influence the contents of the block you are working on. However, someone with a majority of the minin...

How can I start my own Bitcoin mining pool?

How 2 chains co-exist together?

Blockchain forks, chain reorganizations, and stale blocks You're mixing up a few separate concepts. Since there is no central coordination, occasionally two miners will randomly find a new block at the same time. As each of the competing blocks is s...

top 50 cryptos in top exchanges as of 2022

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I think I was victim of a sybil attack

So I am currently working on a project using bitcoin. I started with a full node that I tried to secure following the best practices available online. Then, I set up an electrum server that was connected to the full node and on top of which I linked...

suppose if I derived a public key from another algorithm instead of elliptical curve will the node reject my tx?

Sounds like a complicated way to lose money. Since most output types are based on hashes, it's likely that a sender would not be able to tell that your public key is not on secp256k1. Your transaction would succeed and your funds would be associated...

Whats it called when two blocks are solved at the same time and create their own chain?

Is anyone working on separating the wallet from Bitcoin Core?

I don't remember the talk that I was watching, but if I remember correctly the speaker mentioned something about separating out the wallet part of Bitcoin Core because not all of its functionality is dependent on Bitcoin Core. This seems like an int...

if I have one sat is my unspent output in the UTXO set?

Bitcoin Core removes provably unspendable outputs from the UTXO set, since by definition we know they will never be used to verify new transactions. One could, in theory, do the same for UTXOs that are highly unlikely to ever be spent, such as those...

Does an uneconomical output need to be kept in the UTXO set?

How does bitcoin core handle service flag spoofing?

There are 5 service flags in src/protocol.cpp: static std::string serviceFlagToStr(size_t bit) { const uint64_t service_flag = 1ULL << bit; switch ((ServiceFlags)service_flag) { case NODE_NONE: abort(); // impossible case NODE...

In MuSig2 how is multiplication of coordinates defined?

TL;DR: the multiplication operation you're asking about is actually what you're used to seeing referred to as point adition (when talking about elliptic curves). The MuSig2 paper does not assume you're using an elliptic curve group, or even assume t...

What is the FeeReason enumeration in the Bitcoin Core?

It is used to report back to callers into the fee estimation functions to learn why the returned feerate was chosen. Descriptions for these reasons are: static const std::map<FeeReason, std::string> fee_reason_strings = { {FeeReason::NONE,...

Could someone share with me some documentations or sites on how to set up a custom signet using bitcoin core?

Recently I am going to use bitcoin core to set up a custom signet on my docker. I have read some implementations on wiki, but I had some problems when starting up a custom signet. One of the problem is that the mining time I set is not the exactly m...

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