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Wallet recovery history

My Blockchain Wallet Has Been Hacked By Recovery Words.and my wallet id changed How Can I Get Access To My Wallet Recovery History?
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1answer
18 views

bitcoincore additional questions

Following up from my previous question, I still have some questions left. Does it really work if I turn off the internet before doing getnewaddress? Will it really give me something real and can get ...
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1answer
2k views

Online wallet to redeem pre-fork paper wallet for both Bitcoin and Bitcoin Cash

I have BTC (pre-fork) and now BCH(BCC) on a paper wallet. What's the best online wallet to transfer them into to ensure I retain both coins and also to be able to transact with them?
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1answer
5 views

Block validation in blockchain

if i am saying that node A is having some block (B) and other nodes X,Y,Z are wants to validate the block B than node A has to send the block B to nodes X,Y,Z. This block B contains the hash of ...
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1answer
172 views

Bitcoin Wallet for Android - permission denied decrypting the wallet backup file using OpenSSL

I've followed the advice found on the https://github.com/bitcoin-wallet/bitcoin-wallet/blob/master/wallet/README.recover.md, but I'm having issues decrypted a wallet backup file When I run below line ...
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1answer
6 views

Loading seed coins in test mode

I'm setting up a regtest node on my Windows machine using bitcoin-qt. Here's my config: regtest=1 txindex=1 server=1 [test] rpcport=8332 rpcuser=ulu rpcpassword=*** Next, I would like to run a ...
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1answer
11 views

Regarding block validation in blockchain

In mining process, miners validate the block based on proof of work or using some other consensus mechanism. Miners also validate the block. So in this validation process, miners validate only hash ...
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1answer
200 views

Watch only address not update balance

After adding watch only address to my bitcoin core and perform some transaction that make my watch only address balance to 0, but when i run getbalance and listaccount with watch only is true, my ...
2
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3answers
48 views

Does merkle root contain hashes of transactions from previous blocks?

Every block in a blockchain contains merkle root value. So for any block, there is some list of transactions and you create a merkle tree based on these transaction. For other blocks, same process ...
2
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1answer
487 views

Problems restoring wallet

First of all .. yes im stupid. Now .. I had some BTC a few years ago. Thought I had kept it safe, now I seem to have reinstalled the OS on that PC and wiped profile folder. I looked around for a ...
1
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2answers
30 views

Fetch my private key

I goal is to understand. I do not want to earn money with mining. (I have a server without GPU) Here is what i've done: I have downloaded, maked and installed bitcoin sourcecode from github. It ...
0
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1answer
19 views

Should we wait 10 minutes to confirm a transaction

I have read this proof of work calculation takes about 10 minutes. That mean people who are making the transaction should wait 10 minutes ? Let's imagine i want to buy a drink with bitcoin. The ...
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1answer
38 views

Is the binance chain going to be rolling out their own blockchain or will it still sit on top of ethereum?

Binance announced they are doing their own blockchain. But does this mean an entirely new blockchain or will it still sit on top of ethereum? Or will it have its own nodes?
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1answer
114 views

jsonrpc-lean VS. cURL?

I wanna try and develop a small miner where anyone could see the backbone of it, so that everyone would know how everything works. Now I wanna ask whether what to use should I use for communicating ...
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1answer
200 views

Applying additional oauth scopes to coinbase

I am trying to apply the coinbase wallet API with oauth to use its send functionality. I have been able to connect to the API and use its endpoints, but whenever I try to use the send functionality, I ...
1
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0answers
17 views

Can I cash out Bitcoin without proof of provenance?

I have around 25 BTC from back when Bitcoin was around 10$ or lower. At the time, a friend sent them to me and I never thought they would ever be worth much. Since that time, I've moved them around ...
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1answer
32 views

Stratum protocol - problem with mining.submit method

code was written according to documentation. I have following lines for submit method submit() { // ["<worker.name>", "<jobID>", "<ExtraNonce2>", "<ntime>", "<nonce>...
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0answers
15 views

Convert EC PRIVATE KEY from .pem into WIF

I have a openssl generated private key in the following form: $ cat priv.pem -----BEGIN EC PARAMETERS----- BgUrgQQACg== -----END EC PARAMETERS----- -----BEGIN EC PRIVATE KEY----- ...
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3answers
201 views

Bitcoin system with payins and payouts using bip32

I want to build an automated system, that can accept payments from users in bitcoin and can make payouts to addresses, specified by users, as well. BIP32 says, that the best way to accept payments is ...
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1answer
20 views

Mining operation calculation

My goal is to understand bitcoin. I have read what happens during a transaction and have a question about it: When a transaction happen, the miners compute a value called "prof of work". This value ...
0
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1answer
155 views

mSigna: Signed, send, but 0 confs despite high fee (0.001 BTC)

Tried to send my first tx from mSigna today. Receiving was painless, but the send does not get included into a block since half a day, and dozens of blocks passed. I unlocked the account, created ...
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0answers
11 views

How does proof of work works?

I am wondering how POW calculation is working ? Is it basicly a hash brute force ? So it is based on probability and luck for miners ? Thanks
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2answers
175 views

How would one relay a raw tx double spend to a node that accepts it?

All of the pushtx sites reject the tx as a double spend. Would I have to run my own node through bitcoind? How would one do this?
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1answer
392 views

Remove Orphan blocks from “personal” blockchain

Alright, so I've been trying to learn a little more about the blockchain and blockchain-development lately. For every other altcoin, I've noticed that there's such a thing as a bootstrap.dat-file ...
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2answers
281 views

Will I be losing my BTG by sending BTC to bitfinex

I have my BTC in my trezor wallet (had it for a while before the BTG fork), now I would like to send some BTC to Bitfinex, but I am worried that if I do so, it will also send my BTG to the same ...
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0answers
309 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 ...
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2answers
119 views

How to use “lockunspent” in bitcoin core wallet console?

Try to use the Lockunspend RPC in bitcoin core wallet console. But always get wrong, and google it can't find answer. My input is: lockunspent false "[{"txid":"...
2
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1answer
3k views

Why does my Antminer S7 power down right after startup?

Before asking the question I'll better introduce what I am doing: I have: Antminer S7 (Bought from BitMain) BitMain PSU (Bought from BitMain) 220V & 10-16A & 3*0.75mm^2 Power Cord for the ...
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1answer
624 views

Different hash while creating genesis block

I've created a genesis block following this instructions: https://bitcointalk.org/index.php?topic=181981.0 Using this data: ./genesis ...
1
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2answers
343 views

lightning network funding transaction clearification

Im trying to understand the funding transaction for a channel on the lightning network. I am wondering how the input looks like to the funding transaction. Does it require In_{Alice}(tx_{id}, tx_{...
2
votes
1answer
124 views

Tether decouples demand from price?

So I don't understand how Tether (USDT) works. I hear two contradicting things about it. First, is that it is pegged to the dollar, plus or minus a few cents here and there. Second, that you can buy ...
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2answers
71 views

My husband died, I have lots of codes and words… help

I will not post any of the codes here so please don't ask. So, my husband has a number of apps in a folder - Tronwallet Telegram Guildchat Coinbase Biance Google authenticator He kept going on ...
2
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2answers
733 views

How I should pay tax if I buy Bitcoin from an overseas friend

Assume I buy 1 bitcoin from an overseas friend which is USD$10 and I sell it in US for $11. is it legal? I am afraid, it would be considered money laundry I will not be able to have official receipt ...
1
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1answer
101 views

Does P2SH unlocking script only consist of operants?

I have a question about the P2SH unlocking script. Can I put common operants and operators in the P2SH unlocking script? And if yes, how can I create such script? e.g. unlocing script: <sig1> &...
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1answer
839 views

Transfer incomplete and unspent

Im hoping i could get some assistance, im a newbie to cryptocurrency but will try my best to outline my Query, I have transferred 0.06685156 BTC (incl. fees) from my Coinjar cash account to my Exodus ...
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1answer
56 views

regarding transaction size in a block

In What are the minimum sizes for transactions and blocks in Bitcoin? The first transaction is set to be 65 bytes long, due to coinbase requirements. What about the second one ? That can be 61 bytes ...
1
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1answer
34 views

Running bitcoin node with already verified blockchain

I'm following this guide https://stadicus.github.io/RaspiBolt/ to setup a bitcoin full node on my new raspberry pi. I already downloaded and verified the blockchain on my host machine. I also pruned ...
0
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1answer
43 views

gettransaction cannot get address where it send from

Hi i have test few time with gettransaction method, it seem only show full detail about transaction when send inside node. But if i send from another address outside my node, gettransaction only show ...
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1answer
73 views

Confused by the term: trading partners. And how to convert more fringe currencies back to bitcoin

Two questions: I am confused by the term: trading partners like BTC/ETH, etc. I'm into some more of the fringe currencies, IOTA, and SAN. Bought them with bitcoin on bitfinex, how to convert back? ...
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1answer
21 views

How can i enable mining

My goal is to understand bitcoin. I do not want to earn money with mining. I have a server without GPU (intel i5 with 4 cores) Here is what i've done: I have downloaded, maked and installed bitcoin ...
0
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1answer
41 views

bitcoind and bitcoin-cli and bitcoin-qt

following the hackernoon for full node btc, https://hackernoon.com/a-complete-beginners-guide-to-installing-a-bitcoin-full-node-on-linux-2018-edition-cb8e384479ea i have some small questions, is there'...
1
vote
1answer
569 views

How to recover Bitcoin Cash from Multibit Wallet?

I have been reading through posts and cannot figure out if this is possible or not. But I had bitcoin on an old Multibit wallet. I do not have the seed phrase from when I opened the wallet, just the ...
0
votes
1answer
115 views

Bitcore-wallet-client “Server response could not be verified”

I'm getting an error trying to sign a transaction with bitcore-wallet-client. I create the transaction, publish it and when I try to sign it, I'm getting the error: "SERVER_COMPROMISED - Server ...
1
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1answer
833 views

How do I reclaim misplaced bitcoins?

I was given an address to send bitcoins to & it appears the address change but now the deposit did not occur at the address intended & my Source Bitcoin wallet company states there's nothing ...
0
votes
1answer
15 views

A question about transaction broadcasting and block creation

Let's say we have transaction X and transaction Y. The timestamp of X is chronologically earlier than that of Y. X's spender broadcasts X to the network and the same goes for Y's spender. Let's say ...
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0answers
23 views

What is the purpose of difficult in PoW

I'm trying to understand Proof of Work and something doesn't seem to fit, First, it seems to me that the faster the network can confirm a transaction, better is. I'm coming from a computing ...
0
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0answers
11 views

MacOS: How to run Bitcoin Core GUI after building from source?

I built Bitcoin Core from source by following this guide: https://github.com/bitcoin/bitcoin/blob/master/doc/build-osx.md And got it running on the command line via: ./src/bitcoind Screenshots from ...
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0answers
9 views

How to transfer Bitcoin to AuD

How do I transfer my Bitcoin into AUD and my bank account or who is a good broker or company to organise it please I have a substantial amount of Bitcoin to transfer to my bank it is in block hash ...
0
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1answer
26 views

Understand how wallet works

My goal is to understand the bitcoin internals. Here is what i have done: I have downloaded, maked and installed bitcoin sourcecode from github. I have launched the bitcoind daemon. Everything ...
1
vote
1answer
546 views

Wallet for Rise currency

Does anyone know if there's a wallet application for Rise currency? Thank you!

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