Re: [Bitcoin-development] convention/standard for sorting public keys for p2sh multisig transactions

[Jeff Garzik <jgarzik@bitpay.com>]

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Sounds like this warrants a micro-BIP just to get everybody on the same
page.


On Wed, Jan 14, 2015 at 11:37 AM, Ruben de Vries <ruben@blocktrail.com>
wrote:

> For p2sh multisig TXs the order of the public keys affect the hash and
> there doesn't seem to be an agreed upon way of sorting the public keys.
>
> If there would be a standard (recommended) way of sorting the public keys
> that would make it easier for services that implement some form of multisig
> to be compatible with each other without much hassle and making it possible
> to import keys from one service to another.
>
> I'm not suggesting forcing the order, just setting a standard to
> recommend, there doesn't seem to be much reason for (new) services to not
> follow that recommendation.
>
> Ryan from BitPay broad this up before (
> https://sourceforge.net/p/bitcoin/mailman/message/32092958/) and in
> bitcore they've implemented lexicographical sorting on the hex of the
> public key.
> In a short search I can't find any other library that has a sorting
> function, let alone using it by default, so bitcore is currently my only
> reference.
>
>
> ​Ruben de Vries
> ​CTO, BlockTrail
>
>
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-- 
Jeff Garzik
Bitcoin core developer and open source evangelist
BitPay, Inc.      https://bitpay.com/

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