From dave at dtrt.org Mon Nov 4 22:41:57 2019 From: dave at dtrt.org (David A. Harding) Date: Mon, 4 Nov 2019 12:41:57 -1000 Subject: [Lightning-dev] [PATCH] First draft of option_simplfied_commitment In-Reply-To: <8736f9939n.fsf@rustcorp.com.au> References: <8736f9939n.fsf@rustcorp.com.au> Message-ID: <20191104224133.6ccehqxkehq7amrg@ganymede> On Thu, Oct 31, 2019 at 10:47:56AM +1030, Rusty Russell wrote: > If we need two anchor outputs, and want the other to turn into an > anyone-can-spend after it's mined, it's possible by gratuitously > mentioning the other key in the script, I think: Why not reuse each party's funding_pubkey, i.e. the key that the party is signing for in the commitment transaction and which is already being revealed in the commitment transaction's input witness script? -Dave