From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 546FC1BB for ; Fri, 23 Oct 2015 01:22:58 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from outmail148110.authsmtp.com (outmail148110.authsmtp.com [62.13.148.110]) by smtp1.linuxfoundation.org (Postfix) with ESMTP id 5D60963 for ; Fri, 23 Oct 2015 01:22:53 +0000 (UTC) Received: from mail-c247.authsmtp.com (mail-c247.authsmtp.com [62.13.128.247]) by punt20.authsmtp.com (8.14.2/8.14.2/) with ESMTP id t9N1MqsK019063; Fri, 23 Oct 2015 02:22:52 +0100 (BST) Received: from savin.petertodd.org (75-119-251-161.dsl.teksavvy.com [75.119.251.161]) (authenticated bits=128) by mail.authsmtp.com (8.14.2/8.14.2/) with ESMTP id t9N1MnqS040834 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES128-SHA bits=128 verify=NO); Fri, 23 Oct 2015 02:22:51 +0100 (BST) Date: Thu, 22 Oct 2015 21:22:48 -0400 From: Peter Todd To: Justus Ranvier Message-ID: <20151023012248.GD22161@savin.petertodd.org> References: <201510220554.00367.luke@dashjr.org> <5628F8D2.1010709@openbitcoinprivacyproject.org> <201510222043.17582.luke@dashjr.org> <56294E12.60301@openbitcoinprivacyproject.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="cHMo6Wbp1wrKhbfi" Content-Disposition: inline In-Reply-To: <56294E12.60301@openbitcoinprivacyproject.org> User-Agent: Mutt/1.5.21 (2010-09-15) X-Server-Quench: 94675023-7924-11e5-bcde-0015176ca198 X-AuthReport-Spam: If SPAM / abuse - report it at: http://www.authsmtp.com/abuse X-AuthRoute: OCd2Yg0TA1ZNQRgX IjsJECJaVQIpKltL GxAVKBZePFsRUQkR aAdMdAEUF1YAAgsB AmMbW1ZeUl97XGE7 bA9PbARUfEhLXhtr VklWR1pVCwQmRRV/ B2NAE3pycwVOe3o+ YENlWD5SWEJ9cEZ/ QVNTHG8CeGZhPWUC AhMMIh5UcAJPfxhD OQF+XXtDAzANdhEy HhM4ODE3eDlSNhEd cSsMMVkVQEBOEjMi ShQFBTAiG1EwDx8+ MgcvIFoRVF4YI0A/ N0dpUlUUPgR6 X-Authentic-SMTP: 61633532353630.1038:706 X-AuthFastPath: 0 (Was 255) X-AuthSMTP-Origin: 75.119.251.161/587 X-AuthVirus-Status: No virus detected - but ensure you scan with your own anti-virus system. X-Spam-Status: No, score=-2.6 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_LOW autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on smtp1.linux-foundation.org X-Mailman-Approved-At: Fri, 23 Oct 2015 01:26:42 +0000 Cc: Bitcoin Dev Subject: Re: [bitcoin-dev] [Bitcoin-development] Reusable payment codes X-BeenThere: bitcoin-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Bitcoin Development Discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 23 Oct 2015 01:22:58 -0000 --cHMo6Wbp1wrKhbfi Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Oct 22, 2015 at 03:58:58PM -0500, Justus Ranvier via bitcoin-dev wr= ote: > On 22/10/15 15:43, Luke Dashjr wrote: > > BIPs should in general not be=20 > > designed around current software >=20 > I strongly disagree with this statement. >=20 > There is a version byte in the payment code specification for a reason. >=20 > Version 1 payment codes are designed to be deployable by wallet > implementers today, without requiring them to wait on any network-level > changes whatsoever, which includes IsStandard() redefinitions, or > yet-to-be-invented-and-deployed filtering schemes. >=20 > As far as I know, multi-push OP_RETURN outputs are not standard > transactions and so wallet users can not rely on transactions containing > them to be relayed through the network, therefore any improvement to the > protocol which requires that feature is not appropriate for version 1. FWIW multi-push OP_RETURN outputs will be standard in v0.12.0: https://github.com/bitcoin/bitcoin/pull/6424 --=20 'peter'[:-1]@petertodd.org 0000000000000000066dc6b040d8be42153f784df37745b46c4ad667e0788781 --cHMo6Wbp1wrKhbfi Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- iQGrBAEBCACVBQJWKYvlXhSAAAAAABUAQGJsb2NraGFzaEBiaXRjb2luLm9yZzAw MDAwMDAwMDAwMDAwMDAwNjZkYzZiMDQwZDhiZTQyMTUzZjc4NGRmMzc3NDViNDZj NGFkNjY3ZTA3ODg3ODEvFIAAAAAAFQARcGthLWFkZHJlc3NAZ251cGcub3JncGV0 ZUBwZXRlcnRvZC5vcmcACgkQJIFAPaXwkfuY6AgAqqLUTvE4litxuCdN5J+OO5lR wJuKJySYbmoM0y98r4O/tMghyfP7i1g3s20BDdEHJl0jfgdmqpjs27wQ/9AlWk2r A+AeQxegflcMgxznR/butyoXSt9f1IiR3forq/ffDu9NbwsuOXNJPo1+Ig95kjY4 Rn7Iq/1d2g17fzHxmxZAcQoOyh8jyjgdwW/RI2kA2KICV+DZ0w+n32r+Gdw1NsiK SZVG0Tf32anLkpuNsAs9igquDs4KgBbj6lwduvFqL0LlLocbAwS4D9LX9YKbM0ug yPByx5DXu0jRDt9thOW1V19UyUBVc90ICwuMaLWxiOc5BVY3jdq1uJlsqS36aw== =7MBN -----END PGP SIGNATURE----- --cHMo6Wbp1wrKhbfi--