[bitcoin-dev] CoinJoin Jigsaw

2019-04-23 Thread Ryan Perkins via bitcoin-dev
Earlier today ZmnSCPxj posted to the mailing list with an interesting post about payjoin. In it he mentioned: > Any non-equal-value coinjoin is easily solvable via [value > sudoku](https://www.coinjoinsudoku.com/advisory/). Which doesn't seem right to me. I came up with something I call a "Coi

Re: [bitcoin-dev] assumeutxo and UTXO snapshots

2019-04-23 Thread James O'Beirne via bitcoin-dev
Good morning all, Over the past weeks I've had a number of conversations with a few frequent contributors about this idea. I've condensed these discussions into a proposal document which you can view here: https://github.com/jamesob/assumeutxo-docs/tree/2019-04-proposal/proposal The document is s

[bitcoin-dev] Improving Pre and Post Merging Abilities With Rewriting Core In Python

2019-04-23 Thread Ahmer Regos via bitcoin-dev
I'm proposing re-writing bitcoin codebase in Python for improving pre and post merging abilities, faster operations and better understandability. Python is a fast language with C support, it is good with hashing things, it has a good syntax and everyone can read / understand it unlike C++. I am w