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[202.12.124.146]) by gmr-mx.google.com with ESMTPS id d75a77b69052e-4a435600773si3943131cf.0.2025.06.02.04.24.40 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Jun 2025 04:24:40 -0700 (PDT) Received-SPF: pass (google.com: domain of pete@petertodd.org designates 202.12.124.146 as permitted sender) client-ip=202.12.124.146; Received: from phl-compute-06.internal (phl-compute-06.phl.internal [10.202.2.46]) by mailfout.stl.internal (Postfix) with ESMTP id E4BE2114018C; Mon, 2 Jun 2025 07:24:39 -0400 (EDT) Received: from phl-mailfrontend-02 ([10.202.2.163]) by phl-compute-06.internal (MEProxy); Mon, 02 Jun 2025 07:24:39 -0400 X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeeffedrtddtgdefjeehgeculddtuddrgeefvddrtd dtmdcutefuodetggdotefrodftvfcurfhrohhfihhlvgemucfhrghsthforghilhdpggft fghnshhusghstghrihgsvgdpuffrtefokffrpgfnqfghnecuuegrihhlohhuthemuceftd dtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenucfjughrpeffhffvvefukfhf gggtuggjsehgtderredttddvnecuhfhrohhmpefrvghtvghrucfvohguugcuoehpvghtvg esphgvthgvrhhtohguugdrohhrgheqnecuggftrfgrthhtvghrnhepledvleelffdtudek udffjefgfeejueehieelfedtgfetudetgeegveeutefhjedtnecuffhomhgrihhnpehpvg htvghrthhouggurdhorhhgnecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehm rghilhhfrhhomhepphgvthgvsehpvghtvghrthhouggurdhorhhgpdhnsggprhgtphhtth hopedvpdhmohguvgepshhmthhpohhuthdprhgtphhtthhopehkleekkhhurhiisehgmhgr ihhlrdgtohhmpdhrtghpthhtohepsghithgtohhinhguvghvsehgohhoghhlvghgrhhouh hpshdrtghomh X-ME-Proxy: Feedback-ID: i525146e8:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Mon, 2 Jun 2025 07:24:39 -0400 (EDT) Received: by localhost (Postfix, from userid 1000) id 10C039FCCF; Mon, 2 Jun 2025 11:24:36 +0000 (UTC) Date: Mon, 2 Jun 2025 11:24:36 +0000 From: Peter Todd To: Jonathan Voss Cc: Bitcoin Development Mailing List Subject: Re: [bitcoindev] Post-Quantum commit / reveal Fawkescoin variant as a soft fork Message-ID: References: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="jRelUVZfRWb3OHSi" Content-Disposition: inline In-Reply-To: X-Original-Sender: pete@petertodd.org X-Original-Authentication-Results: gmr-mx.google.com; dkim=pass header.i=@messagingengine.com header.s=fm1 header.b=XnhnkjKa; spf=pass (google.com: domain of pete@petertodd.org designates 202.12.124.146 as permitted sender) smtp.mailfrom=pete@petertodd.org Precedence: list Mailing-list: list bitcoindev@googlegroups.com; contact bitcoindev+owners@googlegroups.com List-ID: X-Google-Group-Id: 786775582512 List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , X-Spam-Score: -0.8 (/) --jRelUVZfRWb3OHSi Content-Type: text/plain; charset="UTF-8" Content-Disposition: inline On Fri, May 30, 2025 at 03:00:41PM -0700, Jonathan Voss wrote: > As far as I can tell, the main flaw in commit/reveal protocols is in the > commit phase: if revealing a commitment with N confirmations is required to > spend bitcoins, then, without spending any bitcoins, how do you get the > commitment into the blockchain in the first place? Maybe I am just > misunderstanding this. If so, then a commit/reveal scheme may be a workable > solution. You can always purchase new BTC to perform the commitment. Indeed, this problem is often seen in alt-coins where fees must be paid in a native asset, while users are trying to send some kind of tokenized asset like a USD token. You can have funds that you can't move because you don't have the correct asset. While annoying, this isn't a fatal problem. -- https://petertodd.org 'peter'[:-1]@petertodd.org -- You received this message because you are subscribed to the Google Groups "Bitcoin Development Mailing List" group. To unsubscribe from this group and stop receiving emails from it, send an email to bitcoindev+unsubscribe@googlegroups.com. To view this discussion visit https://groups.google.com/d/msgid/bitcoindev/aD2J9HNJUqaod0n2%40petertodd.org. --jRelUVZfRWb3OHSi Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE0RcYcKRzsEwFZ3N5Lly11TVRLzcFAmg9ifMACgkQLly11TVR Lzdr7RAArmN+HgDDq9eUAnpy00H9TxeG/Wpv6zBHpQW1hapqfCqA61TtxEjUFz+2 jVEdHihIaMTedwhb15Zf+Re5FD8sjroFry6JZAw1C83HoRVmD0X2RYVfB+XoeMZr z8oCuByqQ28CQ4lah5Gd1iUiins47DHOh4NfHk2rYoynx/Bq9V7qDapeySiIkKrm zNxpBnOzJNOJCmuxkX+VCba1Y6ohajG70kgawc5oxQrJtUe46/sxntxtYXHtI55n iCIYRLDzCEfWig8xArIkQC8Etox4va3KCpEu0f+TUffvjBfcgkRtmK4sMM9XAYgJ 0dsM8qid/dv3zVI1xRc/8vV++YTN4swWx6NyVQdr2ywXlYYyDT94qW4eRybLgG5n SFjWnwHUonsokMHd6yg6D/lgaS+vAys/fNrQcHKE+8hSgx6bZ5VGJI11FpUot2UG N2XZP8zbxvHxl9FsU+lEiXb3+FBMuaCjrjFHkgq6pTt12IXisgSdBWUXm7pphSpU A7VnaxcJk1JNmex0HlUzdWKo1xST6gxv1lzckqJlOPYnZ3GQQ0DDklRTd8CA5Bmc hQ6F9AqWx/L81yUa+IdQFd4ZxquIU5WXihfZ/punslAMF5ckofiBm3oVB0xYGMRS Eq9X1ntn2TFX8fJ460CXsrDY8B1StK4vLRFCMzdAWEFFIzC/cVM= =W8QP -----END PGP SIGNATURE----- --jRelUVZfRWb3OHSi--