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| author | Anthony Towns <aj@erisian.com.au> | 2025-03-08 07:16:37 +1000 |
|---|---|---|
| committer | bitcoindev <bitcoindev@googlegroups.com> | 2025-03-07 13:27:07 -0800 |
| commit | 96efd367c45d3c2162d8f434341a1b7871fb0aef (patch) | |
| tree | c6dd50ac208f9fdd9a14b419aaf401dbf5661abc | |
| parent | b9e126c9c01ac43eb2b8f65b29281a34c30ef679 (diff) | |
| download | pi-bitcoindev-96efd367c45d3c2162d8f434341a1b7871fb0aef.tar.gz pi-bitcoindev-96efd367c45d3c2162d8f434341a1b7871fb0aef.zip | |
Re: [bitcoindev] "Recursive covenant" with CTV and CSFS
| -rw-r--r-- | 38/bc6b89c5908bc401b9cce292ed9f30645cefce | 181 |
1 files changed, 181 insertions, 0 deletions
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[172.104.61.193]) + by gmr-mx.google.com with ESMTPS id 41be03b00d2f7-af281279d14si190718a12.5.2025.03.07.13.16.43 + for <bitcoindev@googlegroups.com> + (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); + Fri, 07 Mar 2025 13:16:43 -0800 (PST) +Received-SPF: pass (google.com: domain of aj@erisian.com.au designates 172.104.61.193 as permitted sender) client-ip=172.104.61.193; +Received: from aj@azure.erisian.com.au + by cerulean.erisian.com.au with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 + (Exim 4.96) + (envelope-from <aj@erisian.com.au>) + id 1tqf3f-0006KU-21; + Sat, 08 Mar 2025 07:16:41 +1000 +Received: by email (sSMTP sendmail emulation); Sat, 08 Mar 2025 07:16:37 +1000 +Date: Sat, 8 Mar 2025 07:16:37 +1000 +From: Anthony Towns <aj@erisian.com.au> +To: Antoine Riard <antoine.riard@gmail.com> +Cc: Bitcoin Development Mailing List <bitcoindev@googlegroups.com> +Subject: Re: [bitcoindev] "Recursive covenant" with CTV and CSFS +Message-ID: <Z8tiNcjdsRKvekp4@erisian.com.au> +References: <Z8eUQCfCWjdivIzn@erisian.com.au> + <A1uNlgzWNUB3L_ITCAGDB85UhNdcF4GX6zZhkaEFHPmLmQivzXnY7stFGtG8iR_8cmVCxiWklqO9VEN6SqDyO6fMEuN3gJDnDEOIN-60sDE=@protonmail.com> + <6a9d4eea-51bd-45d8-b839-4ac3cefdbb7en@googlegroups.com> +MIME-Version: 1.0 +Content-Type: text/plain; charset="UTF-8" +Content-Disposition: inline +In-Reply-To: <6a9d4eea-51bd-45d8-b839-4ac3cefdbb7en@googlegroups.com> +X-Spam_score: -0.0 +X-Spam_bar: / +X-Original-Sender: aj@erisian.com.au +X-Original-Authentication-Results: gmr-mx.google.com; spf=pass + (google.com: domain of aj@erisian.com.au designates 172.104.61.193 as + permitted sender) smtp.mailfrom=aj@erisian.com.au +Precedence: list +Mailing-list: list bitcoindev@googlegroups.com; contact bitcoindev+owners@googlegroups.com +List-ID: <bitcoindev.googlegroups.com> +X-Google-Group-Id: 786775582512 +List-Post: <https://groups.google.com/group/bitcoindev/post>, <mailto:bitcoindev@googlegroups.com> +List-Help: <https://groups.google.com/support/>, <mailto:bitcoindev+help@googlegroups.com> +List-Archive: <https://groups.google.com/group/bitcoindev +List-Subscribe: <https://groups.google.com/group/bitcoindev/subscribe>, <mailto:bitcoindev+subscribe@googlegroups.com> +List-Unsubscribe: <mailto:googlegroups-manage+786775582512+unsubscribe@googlegroups.com>, + <https://groups.google.com/group/bitcoindev/subscribe> +X-Spam-Score: -0.8 (/) + +On Wed, Mar 05, 2025 at 02:46:08PM -0800, Antoine Riard wrote: +> > I don't believe the existence of a construction like this poses any +> > problems in practice, however if there is going to be a push to activate +> > BIP 119 in parallel with features that directly undermine its claimed +> > motivation, then it would presumably be sensible to at least update +> > the BIP text to describe a motivation that would actually be achieved by +> > deployment. +> I do... +> https://gnusha.org/pi/bitcoindev/f594c2f8-d712-48e4-a010-778dd4d0cadb@Spark/ +> https://blog.bitmex.com/txwithhold-smart-contracts/ + +I don't believe being able to pay for censorship on-chain is any more +threatening than being able to pay for censorship off-chain. + +The bitmex blog post there relies on having a trusted oracle to release +DLC payments if the target tx wasn't mined. If you have that level of +trust anyway, then just putting funds in escrow, having miners register +bolt12 invoices with the oracle, and having the oracle make the payments +when it's satisfied blocks are sufficiently confirmed has a pretty +similar risk profile. + +> With OP_CHECKSIGFROMSTACK, which is iirc <signature> <pubkey> <message> + +It's <signature> <message> <pubkey> with pubkey at the top of the stack. +https://github.com/bitcoin/bips/blob/master/bip-0348.md + +The same is also true of both Elements' CSFS and Bitcoin-Cash's CHECKDATASIG. + +Cheers, +aj + +-- +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/Z8tiNcjdsRKvekp4%40erisian.com.au. + |