I’m using this library: https://github.com/lian/Bitcoin-ruby And here’s my code: require ‘open-uri’ require ‘net/http’ require ‘net/https’ require ‘json’ require ‘Bitcoin’ Bitcoin.network = :testnet3 def get_response(prev_tx) url = “https://testnet.blockexplorer.com/api/rawtx/#{prev_tx}” uri = URI(url) response = Net::HTTP.get(uri) response = […]

I have ah Raspberry and i will a BTC & Lightning node set up. my Bitcoin.conf testnet=3 Bitcoind options server=1 daemon=1 txindex=1 disablewallet=1 Connection settings rpcuser=raspibolt rpcpassword=1212431 addnode=104.237.131.138 addnode=151.80.205.132 addnode=192.155.82.123 addnode=74.220.255.190 addnode=80.100.203.151 Raspberry Pi optimizations […]

is it possible to trigger an automated wire to a bank account with an exchange platform? we do want to make a couple of transactions a day depending on the Bitcoin trading price based on […]

Lenovo E460, 8GB RAM, Fedora 26, Bitcoin core command line version 0.16.0, All blocks completely downloaded on a flash drive with 256GB capacity. I rebooted my machine today without stopping the bitcoind before and since […]

Is it possible to obtain the date (time stamp) of each Bitcoin block so far, using languages like PHP or R?. I am developing an analysis of the time series of bitcoin use for a […]

Trying to learn the Lightning Network 🙂 Can I do something like this: STEP 1: Generate new addresses address_1 = cli/lightning-cli newaddr address_2 = cli/lightning-cli newaddr address_3 = cli/lightning-cli newaddr address_4 = cli/lightning-cli newaddr address_5 […]

I have created raw transaction with locktime and sign it. The lock time is already passed but still got error like this when sendrawtransaction 64: non-final txid the locktime value is 1523515709 . and here […]

It’s pretty clear how signing a message with a Bitcoin key can be useful in proving ownership of funds. However, it’s far from clear how encrypting a message with a Bitcoin key can do anything […]

I have created a wallet with the help of WalletAppKit on Android and did some transaction in it. Now what I try to do is, restoring that wallet from mnemonic code (BIP39). It also returns […]

I have manually a raw transaction using bit library in order to send a transaction using Litecoin testnet. After adjusting fee’s and other network variables I got the following error that is stated in the […]