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Impressions from Scaling Bitcoin workshop

by | Dec 14, 2015 | Uncategorized

Last week I attended Scaling Bitcoin in Hong Kong. I will try to summarize my main takeaways from that. Segregated witness The talk that caused most buzz was Pieter Wuille on segregated witness. This is a really interesting idea that’s actually implemented (sort...

Proof of Payment in Mycelium

by | Nov 23, 2015 | Uncategorized

Mycelium has implemented Proof of Payment (BIP120 and BIP121), and I’m really glad they did. It’s one of the most popular wallets out there. Plus, I implemented most of it. I’d like to show you how smooth the user experience can be when PoP is used...

Proof of Payment explained

by | Nov 16, 2015 | Uncategorized

I have written two BIPs (Bitcoin Improvement Proposal), BIP120 and BIP121, that specify how a wallet can prove that it has made a payment. This blog post takes a stab at explaining this process. If you want to play with this, install Mycelium on android and go to my...

IBLT part V: Simulating reality

by | Nov 9, 2015 | Uncategorized

<< Part IV | This is Part V of a multi-part series on Bitcoin block propagation with IBLT. Rusty Russell has dumped mempool data from 4 different nodes around the globe. It covers a week’s worth of data. The purpose of the dumps was to get an idea on how...

IBLT Part IV: Increasing differences

by | Nov 2, 2015 | Uncategorized

<< Part III | This is Part IV of a multi-part series on Bitcoin block propagation with IBLT. | Part V >> Failure probability will increase when we squeeze more differences into the IBLT. Basically, I want to answer the following question: How will failure...