Unanswered Questions
2,786 questions with no upvoted or accepted answers
16
votes
1answer
953 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
2answers
799 views
How to get notification on bitcoin receive with bitcoin core
How can I get Bitcoin receive notifications with Bitcoin Core. I have tried the walletnotify and blocknotify options. walletnotify is fired two times when I send or receive bitcoins. And with ...
7
votes
2answers
576 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 themselves both are good ideas for sure, but how would a crypto currency like Peercoin (PPC) combine both of them?...
5
votes
0answers
56 views
How to emulate SIGHASH_NOINPUT using CHECKSIGFROMSTACKVERIFY?
I read on bitcoin-dev that CHECKSIGFROMSTACKVERIFY (CHECKDATASIG in BCash) can be used to emulate new sighash flags. How would that work, concretely? As an example, please provide an example update ...
5
votes
2answers
331 views
19 out of 24 words of BIP39 passphrase (brute-force last 5?)
I have managed to lose 5 words of my 24 word Ledger Nano S recovery phrase. I have words 1-19 but I am missing words 20-24.
I have significant holdings on the wallet so would very much like to recover ...
5
votes
0answers
98 views
Why did the lightning network implement a gossip protocol?
As pointed out by many lightning developers in the past (e.g. Rusty's 1 million channel challenge) the gossip protocol is quite noisy and a part of the BOLTs causing many engineering challenges.
...
5
votes
0answers
140 views
Did the introduction of VerifyScript cause a backwards incompatible change to consensus?
My question is about the changes to bitcoin done by commit range [a75560d8, 6ff5f718], and their effect on consensus.
Out of this range of four commits (all attributed to satoshi) during the dates ...
5
votes
1answer
339 views
Mixing Unequal Inputs
Let's say have 3 inputs (alice, bob, satoshi): 0.3, 1.3, 1.6.
We can mix these inputs for example like this: 0.3, 0.3, 0.3, 0.3, 0.3, 0.3, 0.3, 0.3, 0.3, 0.3, 0.1, 0.1.
Or like this: 1.3, 1.3, 0.3, 0....
5
votes
1answer
1k 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
1answer
850 views
Creating Mining Competition on regtest
As we know , Bitcoin core-Regtest is used to set up our own blockchain starting from Genesis Block. I have created Two nodes on my localhost running on different ports (I am using Windows 8.1). They ...
5
votes
1answer
359 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 :
...
5
votes
2answers
592 views
Is it possible to discover the set of bitcoin addresses from a public key?
I'm trying to find the set of bitcoin addresses from a public key associated with a user just to analyse this user transaction. Is there any way to derive/find all the addresses that have been ...
5
votes
1answer
1k views
Cannot create a transaction
I am trying to create a transaction on the bitcoin testnet, using bitcore:
Error Message :
SyntaxError: JSON.parse: unexpected character at line 1 column 1 of the JSON data
Here is my code:
var ...
5
votes
0answers
271 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 ...
5
votes
1answer
320 views
bitcoind and rollntime support
According to this page: https://en.bitcoin.it/wiki/Poolservers bitcoind's rollntime support is 'Supported, but not advertised'. I am taking that to mean that it doesn't provide the X-Roll-NTime ...
