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Unanswered Questions

16
votes
1answer
852 views

Peergroup download of the blockchain stalls?

I'm using bitcoinsharp to build my client. I try to download the blockchain in a peergroup network. Download starts, but when progress is 98%, the download is stopped & the client is waiting (2 ...
7
votes
0answers
257 views

Can*t call chainActive.Tip()->nHeight in core.cpp

I want to call chainActive.Tip()->nHeight in core.cpp. It is not possible, I am interested in every idea. https://github.com/LIMXTEC/BitSend/blob/DEV-joshafest/src/core.cpp Here is an example : ...
6
votes
1answer
404 views

Would it be possible to send money through the Lightning Network to an offline address?

My understanding is that the current Lightning Network spec requires an address receiving money to sign things with its private key - which requires the owner of that key to be online. Are there any ...
6
votes
0answers
1k views

Testnet wallet fully sync block height different to testnet blockchain explorer

I run bitcoin core into testnet mode for learning/testing purpose. My client/wallet/node are fully sync, based on the "check mark" at the bottom right of the GUI-client. Via getinfo command I obtain : ...
6
votes
1answer
324 views

How does a mix between Proof of Work/Stake work? (Peercoin)

I think I understand Proof of Stake and Proof of Work from a conceptual point now. For themselfes both are good ideas for sure, but how would a crypto currency like Peercoin combine both of them? I ...
6
votes
3answers
199 views

How do I spend bitcoins from multiple wallets in a single transaction?

Using, e.g., the Bitcoin Core command line, how could I spend bitcoins from multiple wallets in a single transaction? This comment says: instead of sending the transaction to the network, you send ...
5
votes
2answers
94 views

Getting Started With Script

I would like to manually write a few locking and unlocking scripts to get a deeper feel for that part of the network. What is the simplest step-by-step set of instructions to set up everything needed ...
5
votes
2answers
157 views

Passphrase works in Bitcoin QT, but does not in Bitcoin Core

I found an usb stick with a wallet.dat. There is also an old notebook with Bitcoin Wallet v.8.6-beta on it. Unfortunately I can't sync it on my old notebook and therefore I am not able to send BTC to ...
5
votes
2answers
557 views

Is bitcoin-gold more ASIC-resistant than Litecoin?

Bitcoin Gold's main point for existence has claimed to be ASIC-resistant in order to have mining power more distributed. But wasn't this tried already with Litecoin via Scrypt mining algorithm? I've ...
5
votes
1answer
912 views

How do I remove Wallet from Bcoin?

I'm playing with bcoin cli and created lots of wallets. Is there any way to remove wallet via WalletDB Api?
5
votes
2answers
280 views

Stealth addresses how does recipient use the bitcoins?

I've been reading on what stealth addresses does: Sender generates unique address using the recipient's stealth address for every transaction If multiple senders send bitcoin to recipient, then ...
5
votes
0answers
112 views

How often does a typical miner refresh their candidate block?

I realize that this is a general question with no "correct" answer, as every miner can operate differently. Having said that, I'd like to be able to display a list of transactions that would be ...
5
votes
1answer
332 views

How do I program smart contracts?

Is there a guide to learn how to program smart contracts for the Bitcoin blockchain?
5
votes
1answer
2k views

How can I get the uncompressed public key from the compressed public key in openssl?

Given a private key, I can get the uncompressed or compressed version of the public key like so. EC_KEY* pKey = EC_KEY_new_by_curve_name(NID_secp256k1); std::vector<unsigned char> getPubKey(...
5
votes
0answers
253 views

BTCJam API 500 errors

I am currently trying to set up an application using the BTCJam api. I think the api could be very useful, but I have been unable to get it to work fully, and since support isn't responding, I thought ...

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