i need help. I’m totally New with Bitcoin. Last time i would buy something and when i pay i’ve got an sms-code for bitcoins with that i’ve to make the pay. I send this to […]

Is there a way to send bitcoins programmatically without the Bitcoin client using PHP?

I want to transfer Bitcoin from one individual address to another using API. But I want to set Transaction fees as per my requirement. So How can I do it ? Right now I am […]

Can Copay iOS wallet sync with the Copay oSX wallet? Hoping to use the same wallet across both devices.

Anyone know how to configure https://github.com/wizardofozzie/pybitcointools to Bitcoin testnet? thanks,

I want to test the functionality of wallet recovery via private key import on the testnet. Preferably thru an online service. I only want to test the functionality so that I can verify that it’s […]

I know is related to these: What is the rationale behind Bitcoin mining? Why do we need Proof of Work in bitcoin? But I don’t fully understand those answers, and I think usually is much […]

I create an app which allow each user to own 20 wallets that support 20 coins (BTC, eth, monero, neo etc), as well as support but BTC with USD. IF i want to retrieve last […]

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_{index},redeem_script) and In_{Bob}(tx_{id}, tx_{index}, redeem_script) […]

I’m trying to use the python-bitcoinlib library but its docs aren’t entirely clear to me. I’m a programmer but quite new to Python, and not very versed in the Bitcoin protocol. What’s the process, code-wise, […]