Return-Path: Received: from smtp2.osuosl.org (smtp2.osuosl.org [IPv6:2605:bc80:3010::133]) by lists.linuxfoundation.org (Postfix) with ESMTP id 74410C0032 for ; Mon, 28 Aug 2023 13:48:58 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp2.osuosl.org (Postfix) with ESMTP id 4F68D404F1 for ; Mon, 28 Aug 2023 13:48:58 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp2.osuosl.org 4F68D404F1 Authentication-Results: smtp2.osuosl.org; dkim=pass (2048-bit key) header.d=protonmail.com header.i=@protonmail.com header.a=rsa-sha256 header.s=protonmail3 header.b=mQ/mv23r X-Virus-Scanned: amavisd-new at osuosl.org X-Spam-Flag: NO X-Spam-Score: 0.298 X-Spam-Level: X-Spam-Status: No, score=0.298 tagged_above=-999 required=5 tests=[BAYES_20=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, FROM_LOCAL_NOVOWEL=0.5, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001] autolearn=ham autolearn_force=no Received: from smtp2.osuosl.org ([127.0.0.1]) by localhost (smtp2.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id U-VwNdsLoct6 for ; Mon, 28 Aug 2023 13:48:57 +0000 (UTC) Received: from mail-41103.protonmail.ch (mail-41103.protonmail.ch [185.70.41.103]) by smtp2.osuosl.org (Postfix) with ESMTPS id E2729404D8 for ; Mon, 28 Aug 2023 13:48:56 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp2.osuosl.org E2729404D8 Date: Mon, 28 Aug 2023 13:48:39 +0000 Authentication-Results: mail-41103.protonmail.ch; dkim=pass (2048-bit key) header.d=protonmail.com header.i=@protonmail.com header.b="mQ/mv23r" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=protonmail.com; s=protonmail3; t=1693230525; x=1693489725; bh=Y309q2xxyoRItY/5FMIToH1zQ3thxF1qERqvqULVFys=; h=Date:To:From:Cc:Subject:Message-ID:In-Reply-To:References: Feedback-ID:From:To:Cc:Date:Subject:Reply-To:Feedback-ID: Message-ID:BIMI-Selector; b=mQ/mv23ro3OFeAKrRRMWtyBvZzwt8BTDwVmy5cGuyPlRu6bOegK7NymL+360cqTKn dlA3+7CeJBBhNZ246lIFKz6QR23FnGMhZmL/hR0Zi0jJPYN4L98YIU2Er0X19FqgkB pcyqSg8txzXq+4bW16W9WQ2ZiK9lsHwsSii9wYTyKpNVe/2m2cmcGuky4QMvCD4rZG FXl4ggxQMchRGuRAGY4e0JHHvyd+2xGi482/FiVKRTHYKPwkdnPYEYFPHyLCBu5UBZ jYb4ZIvIF6U9Dt07A0GQ7puRfkfYuriNjNH5A/PBWbSQrq21P0MZwYDv4Xh7MH3emK WlgeLc0XuGG3w== To: ryan@breen.xyz From: ZmnSCPxj Message-ID: <2FylpMx7IsZBt3ILxEt9pVB0Kq03jZqTUeLnB2hWT5j8qiB4o6plW3gjhBXQ_7p4MwQ_npQUpZ64hQaR6UnLhMNCnk_jCv1XObmrJbjrVqg=@protonmail.com> In-Reply-To: <2BFA7EE8-2E0E-45A3-AC11-8E57F99EC775@breen.xyz> References: <2BFA7EE8-2E0E-45A3-AC11-8E57F99EC775@breen.xyz> Feedback-ID: 2872618:user:proton MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Cc: Bitcoin Protocol Discussion Subject: Re: [bitcoin-dev] Sentinel Chains: A Novel Two-Way Peg X-BeenThere: bitcoin-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Bitcoin Protocol Discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 28 Aug 2023 13:48:58 -0000 Good morning Ryan, If I modify your Sentinel Chain open-source software so that it is honest f= or 999 sidechain blocks, then lies and says that the 1000th block is invali= d even though it actually is, what happens? Do mainchain nodes need to download the previous 999 sidechain blocks, run = the sidechain rules on them, and then validate the 1000th sidechain block i= tself? Regards, ZmnSCPxj