From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sog-mx-2.v43.ch3.sourceforge.com ([172.29.43.192] helo=mx.sourceforge.net) by sfs-ml-2.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1WCbFa-0006Sh-6P for bitcoin-development@lists.sourceforge.net; Sun, 09 Feb 2014 20:45:14 +0000 Received-SPF: pass (sog-mx-2.v43.ch3.sourceforge.com: domain of petertodd.org designates 62.13.148.161 as permitted sender) client-ip=62.13.148.161; envelope-from=pete@petertodd.org; helo=outmail148161.authsmtp.com; Received: from outmail148161.authsmtp.com ([62.13.148.161]) by sog-mx-2.v43.ch3.sourceforge.com with esmtp (Exim 4.76) id 1WCbFZ-00021z-5f for bitcoin-development@lists.sourceforge.net; Sun, 09 Feb 2014 20:45:14 +0000 Received: from mail-c237.authsmtp.com (mail-c237.authsmtp.com [62.13.128.237]) by punt15.authsmtp.com (8.14.2/8.14.2/) with ESMTP id s19Kj7E4037143 for ; Sun, 9 Feb 2014 20:45:07 GMT Received: from savin (76-10-178-109.dsl.teksavvy.com [76.10.178.109]) (authenticated bits=128) by mail.authsmtp.com (8.14.2/8.14.2/) with ESMTP id s19Kj2oe004470 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES128-SHA bits=128 verify=NO) for ; Sun, 9 Feb 2014 20:45:04 GMT Date: Sun, 9 Feb 2014 15:44:34 -0500 From: Peter Todd To: bitcoin-development@lists.sourceforge.net Message-ID: <20140209204434.GA11488@savin> References: <20140209180458.GB20126@savin> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="wac7ysb48OaltWcw" Content-Disposition: inline In-Reply-To: <20140209180458.GB20126@savin> User-Agent: Mutt/1.5.21 (2010-09-15) X-Server-Quench: 0e0abc1f-91cb-11e3-94fa-002590a135d3 X-AuthReport-Spam: If SPAM / abuse - report it at: http://www.authsmtp.com/abuse X-AuthRoute: OCd2Yg0TA1ZNQRgX IjsJECJaVQIpKltL GxAVJwpGK10IU0Fd P1hXKl1LNVAaWXld WiVPGEoXDxgzCjYj NEgGOBsDNw4AXwx1 Jh0bXVBSFQF4AxwL AhsUUhw8cANYeX5u ZEFqQHFbVVt/fUFi QwAXFGR9P2U/PWAf VERfd01QdANMMB8Q agEtB3JbfGwGNSh9 RlY+ZHVgYTtWbXwN GFxcdVtLGhsHRSgG SkJKLh8uAUYCRiN2 IxE4J1obBEMcNFkH eXcsUl8eLwUbDgxM Ek0FDC5WJkUIQ2Ii FhhXQQYTADZdSCFT D1U3IwNIYHRSXSxV H1cNUwsOACJDX2FB TjoVVyQ3D1U1b04n KjgfWQAA X-Authentic-SMTP: 61633532353630.1024:706 X-AuthFastPath: 0 (Was 255) X-AuthSMTP-Origin: 76.10.178.109/587 X-AuthVirus-Status: No virus detected - but ensure you scan with your own anti-virus system. X-Spam-Score: -1.5 (-) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. -1.5 SPF_CHECK_PASS SPF reports sender host as permitted sender for sender-domain -0.0 SPF_PASS SPF: sender matches SPF record X-Headers-End: 1WCbFZ-00021z-5f Subject: Re: [Bitcoin-development] Decentralized digital asset exchange with honest pricing and market depth X-BeenThere: bitcoin-development@lists.sourceforge.net X-Mailman-Version: 2.1.9 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 09 Feb 2014 20:45:14 -0000 --wac7ysb48OaltWcw Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Feb 09, 2014 at 01:04:58PM -0500, Peter Todd wrote: > Alex Mizrahi recently outlined a mechanism(1) based on SIGHASH_SINGLE > that allows colored coins and similar embedded consensus system assets > to be securely transferred to another party in exchange for Bitcoins > atomically. In summary his p2p 2-step-trade mechanism operates as > follows: I'm told there's probably at least one if not more earlier attributions/reinventions for the 2-step-trade protocol using SIGHASH_SINGLE. Please reply with them if you have them so we can give credit where credit is due. --=20 'peter'[:-1]@petertodd.org 0000000000000001465bc2730ffed7493d166d18d288f6cf15e8cdb5d4a3c7b1 --wac7ysb48OaltWcw Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.14 (GNU/Linux) iQGrBAEBCACVBQJS9+iyXhSAAAAAABUAQGJsb2NraGFzaEBiaXRjb2luLm9yZzAw MDAwMDAwMDAwMDAwMDE0NjViYzI3MzBmZmVkNzQ5M2QxNjZkMThkMjg4ZjZjZjE1 ZThjZGI1ZDRhM2M3YjEvFIAAAAAAFQARcGthLWFkZHJlc3NAZ251cGcub3JncGV0 ZUBwZXRlcnRvZC5vcmcACgkQJIFAPaXwkfuu6Qf9GcDPsC0wOadOGvmN4VRDZP5t FZJ70PZu9N9XQzIBfvgEgSVtGI2L/toAmQBnaAi2glIol7R9Tmq6noBdKEa0ZfXX CPFOs5pMW3Z+D7mudvlElqXaOgBSKDoL9uZi43jqfC4STWXTySSmY6UCrn7M1Oqr Bct5PYGXIQHkIYNWzlcVbh8jN3dJGouJzuwbb1g09Qm+0yJ9pCAujCfabi2ur1zK pguqFmwJAL88VVixzzPVEf/ehKP54xpbhb0pwZOWVEynVjnto7fSQ3f8WQlOCneC oM7k0u8vH27/Z7mVFk6eghLrIhqX5sd327LkIWF34qsfduDsS3595Wouxv+jYQ== =+YhI -----END PGP SIGNATURE----- --wac7ysb48OaltWcw--