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-4.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1VKeNN-0005bY-Fz for bitcoin-development@lists.sourceforge.net; Sat, 14 Sep 2013 01:10:17 +0000 Received-SPF: pass (sog-mx-2.v43.ch3.sourceforge.com: domain of bitpay.com designates 209.85.212.177 as permitted sender) client-ip=209.85.212.177; envelope-from=jgarzik@bitpay.com; helo=mail-wi0-f177.google.com; Received: from mail-wi0-f177.google.com ([209.85.212.177]) by sog-mx-2.v43.ch3.sourceforge.com with esmtps (TLSv1:RC4-SHA:128) (Exim 4.76) id 1VKeNL-00084N-Lt for bitcoin-development@lists.sourceforge.net; Sat, 14 Sep 2013 01:10:17 +0000 Received: by mail-wi0-f177.google.com with SMTP id cb5so1511327wib.10 for ; Fri, 13 Sep 2013 18:10:08 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc:content-type; bh=EpPnPmiQeDng8r/p9CXLUQcaPOoZjFYbuxUZjMx/guE=; b=I6F6VtodSxxUr5rZMl7WlnltZ6dWmsw098yyA+ISKpO/jhTsOZVjCzS4vLtlg4Nt2T uoizIWxpwfp8TQ5Q6So/JVHNava8Kc1df28a7VcXveYSHxkPWcyT9tpy584p4CEsO5AB DxOFi+LesVKto7kJ8yvqOZRj83RsrBPJBHCHMOt7ahU/8V4g0nc0YeP4bq4iGyVWTF3F S8DKKqQiNmxHE+PvQTC13qRe1IGVfJrLfogR6PE96dIIRMtwWXqboD2wvuLP4L5myduf DTn/XnqMD7W6oRGXEux6QvXq/7uuHFIIPAaEUQ1XyDvS2X2CSO+cNCERzfHCGScppf84 OqGQ== X-Gm-Message-State: ALoCoQnCqbx8WNd49etgixiLviOpSqLn1y5Os2R3gmEz5LBSvvF/EILvRLrA0PrJ2S7IJfBd7Cbk MIME-Version: 1.0 X-Received: by 10.180.206.244 with SMTP id lr20mr4582538wic.45.1379121008756; Fri, 13 Sep 2013 18:10:08 -0700 (PDT) Received: by 10.194.236.69 with HTTP; Fri, 13 Sep 2013 18:10:08 -0700 (PDT) In-Reply-To: <1379119871.76503.YahooMailNeo@web162705.mail.bf1.yahoo.com> References: <1379119871.76503.YahooMailNeo@web162705.mail.bf1.yahoo.com> Date: Fri, 13 Sep 2013 21:10:08 -0400 Message-ID: From: Jeff Garzik To: Turkey Breast Content-Type: text/plain; charset=ISO-8859-1 X-Spam-Score: -1.6 (-) 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 -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature X-Headers-End: 1VKeNL-00084N-Lt Cc: "bitcoin-development@lists.sourceforge.net" Subject: Re: [Bitcoin-development] New Output Script Type 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: Sat, 14 Sep 2013 01:10:17 -0000 See https://github.com/bitcoin/bitcoin/pull/2738 On Fri, Sep 13, 2013 at 8:51 PM, Turkey Breast wrote: > http://www.proofofexistence.com/ > > and > > https://github.com/spesmilo/sx/blob/master/src/sx-embed-addr > > Embedding data in the blockchain as a hash is out there and a reality. > > I suggest that there should be a new payment type that is unspendable to > support this. > Like you have pubkey_hash, pubkey, script_hash, ..., "embed_hash" > > Maybe just a script with a single 20 byte push data. > > Advantages: > > * Optimisation possibilities (you know this can't be spent, and the script > can't be processed). > * Avoid indexing in an address database Bitcoin addresses which are > currently being > used to index data. They will never be spent, yet they will be indexed > because they look > identical to normal Bitcoin addresses. > > By separating this class of Bitcoin usage, we can improve the core Bitcoin > payments system. > > > ------------------------------------------------------------------------------ > How ServiceNow helps IT people transform IT departments: > 1. Consolidate legacy IT systems to a single system of record for IT > 2. Standardize and globalize service processes across IT > 3. Implement zero-touch automation to replace manual, redundant tasks > http://pubads.g.doubleclick.net/gampad/clk?id=51271111&iu=/4140/ostg.clktrk > _______________________________________________ > Bitcoin-development mailing list > Bitcoin-development@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/bitcoin-development > -- Jeff Garzik Senior Software Engineer and open source evangelist BitPay, Inc. https://bitpay.com/