Return-Path: Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 18D44941 for ; Tue, 5 Sep 2017 15:49:39 +0000 (UTC) X-Greylist: delayed 00:07:56 by SQLgrey-1.7.6 Received: from mail.sldev.cz (mail.sldev.cz [51.254.7.247]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 7F6831F0 for ; Tue, 5 Sep 2017 15:49:38 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by mail.sldev.cz (Postfix) with ESMTP id 7D9ECEB50; Tue, 5 Sep 2017 16:04:12 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at mail.sldev.cz Received: from mail.sldev.cz ([127.0.0.1]) by localhost (mail.sl [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id f9C3-4IgvWFz; Tue, 5 Sep 2017 16:04:11 +0000 (UTC) Received: from tetra.site (unknown [10.8.8.107]) by mail.sldev.cz (Postfix) with ESMTPSA id B5F1DEB4C; Tue, 5 Sep 2017 16:04:11 +0000 (UTC) To: Thomas Voegtlin , Bitcoin Protocol Discussion References: <43636dd6-ab9e-da15-59ae-f31eb11ff7ff@electrum.org> From: Pavol Rusnak Message-ID: <198be73d-4676-45e9-6e3d-b89f73e31702@satoshilabs.com> Date: Tue, 5 Sep 2017 17:44:01 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.7.1 MIME-Version: 1.0 In-Reply-To: <43636dd6-ab9e-da15-59ae-f31eb11ff7ff@electrum.org> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=0.0 required=5.0 tests=none autolearn=disabled version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on smtp1.linux-foundation.org Subject: Re: [bitcoin-dev] Proposal: bip32 version bytes for segwit scripts X-BeenThere: bitcoin-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Bitcoin Protocol Discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 05 Sep 2017 15:49:39 -0000 On 05/09/17 12:25, Thomas Voegtlin via bitcoin-dev wrote: > ========== =========== =================================== > Version Prefix Description > ========== =========== =================================== > 0x0488ade4 xprv P2PKH or P2SH > 0x0488b21e xpub P2PKH or P2SH > 0x049d7878 yprv (P2WPKH or P2WSH) nested in P2SH > 0x049d7cb2 ypub (P2WPKH or P2WSH) nested in P2SH > 0x04b2430c zprv P2WPKH or P2WSH > 0x04b24746 zpub P2WPKH or P2WSH > ========== =========== =================================== > (source: http://docs.electrum.org/en/latest/seedphrase.html) > > I have heard the argument that xpub/xprv serialization is a format for > keys, and that it should not be used to encode how these keys are used. I used this argument for mnemonic/seed, not xpub/xprv. I am fine with this proposal of yours, so don't worry. -- Best Regards / S pozdravom, Pavol "stick" Rusnak CTO, SatoshiLabs