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([2a01:cb1d:44:6500:9d6d:71b2:cb71:cb17]) by smtp.googlemail.com with ESMTPSA id m4sm7954937wrb.15.2019.04.30.02.43.21 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 30 Apr 2019 02:43:21 -0700 (PDT) To: ZmnSCPxj References: <21346b3c-dad5-c666-9234-8916aa5a56e4@gmail.com> <201904290301.43459.luke@dashjr.org> <56b67b57-dc11-183a-1f4e-5a8c296b64cc@gmail.com> From: Aymeric Vitte Openpgp: preference=signencrypt Autocrypt: addr=vitteaymeric@gmail.com; prefer-encrypt=mutual; keydata= mQINBFdW8uABEAC7HJScbB2d/lmYoY5Cn9loEjJwfLs1LC3om030bWFGiH3Ceo5XeHUT94rw Pi+HaHU8ea94425SXIFsnqp/ouoT/8Ffn6vED0OoRmK0jE4fqDApXSpoL2mHX9PAGdUItMtD YrxBiBZNfMkctEsm4NrQ4TCvB3Yrm6Fc69inXJjUoYgPw5tHafEeI8Qwh0j99JZZDKcAqIra JF3MPc59rATz0qOJtRP9EpsPVFwjJe13zN6CHILwiVgrL8EtT5WKCVO6ATxh60LHi8+MwPxV V31zp/NNI5Hck+XocEMO98ZvUu9X8ZxmnOk/+9pBxXEwUqSGUNWdmPJLncpI23Usce3u/MOo M2C4T4rD4J0XrXiyBvbeTvwq4qVNlyggeWzlBH+YpEYgDctPq4gNh4eoTtAkf8URtBeke5bQ CGdaZt/jxv8nvmxs9V/iSyg5ldJLQktHStXOo0OZ7FEB2C6Ggtymm4hm2MHYg07Q1MGJrFLa oJZkJ3JeXnVsZMam7ypQtld6rRa96CvH+llXwux6aQ5hKdzmBBMQ10LlkZhkExgTawbeqdiG RMP2DjD5go6TPdAHS4NN34SBkrTWLqgWOjN/lnG77bbLnpMl0P+xBTuqw1oSXaDbcdHE2nGY lRno/ZZIfr+1Bq56DZLBX/WpnAT4f5WtofL4CxQM9SbG6byyewARAQABtCJBeW1lcmljIFZp dHRlIDxheW1lcmljQHBlZXJzbS5jb20+iQI/BBMBCAApBQJXVvLgAhsjBQkJZgGABwsJCAcD AgEGFQgCCQoLBBYCAwECHgECF4AACgkQKh17NCYnrDm3WhAAlYmgtSmtfqjBvQMqkmtqiQJA aZkzFZWt6+zroduHH5/Tp8jh73gFqCUyRrl/kcKvs2+XQhfrOwk1R6OScF25bpnrZSeuyJnZ MZu4T0P2tGS8YdddQvWUHMtI9ZnQRuYmuZT23/hgj1JnukuGvGLeY0yDUa1xFffPN39shp5X FPMcpIVOV3bs+xjAdsyfRyO3qJAD1FGiR7ggJeoaxUbKZ6NtcVUPPRMjVTKfopkuDwKY318m BE0epfxSZ/iRhsJ0/sREUWgbgq4/QvCFwBKzgz7fTikGmf8OELWSdofmXs7gOtmMc3el8fJu W8PVa/OsIQHDmwSzvxmE8ba5M8bdwOYEraTWFArIymAAtRXKxmuYpkqKfeSlbCwae3W+pgNT 8nKYRVAFlMtIxYkmPYyMTk9kCscmSqugGWbWdnqe/dhVaa31xa1qO1tDH24D2/tjCJRQt4Jk AEWNSmjCmjfeArMEFTGlZwMTAjVXErLSPbLOsZiZhD9sjvSbfzrtJiMli2h9+Dvds+AJk1PM O8LW7cCNyFoCk4OdAxzJHobZ25G+uy4NSQEHgxLC2iuh/tugz1tOHnQczPc/3AkVVI9A5DF1 gbVRBJh6rI7sAcwuR76uoOs0Rpp7r6I66xqU/5eq8g1OsJp89tw0ppSIa0YmaxNqQZ0l3rVX o/ZwpBjtNQS5Ag0EV1by4AEQANhlz3Ywff4dY1HTdn05v0wVUxZzW2PUih+96m6EhpUrD9BT vxriKtbgxm/zl+5YAlThbrk9f0QyVTHJ95Z1/M5qjuksP9Zn3qZ/8ylANDkN2s3z8Bq/LJA+ u7+APhMqyFWK0FqNCOogClvijiKPEzkU6tmDGO6wZ5pR/u8Fdq7DGQgwgyGZZc7qstte0M7l yx7bVRlPBqvd6kyX3YubQHzkctf46nFjiYZgKawdWFsA3PCdSBupbhixL5d/t1UK9ZTiQJcf 0uhHzT06qwolFrm/ugkLDHtE4Zo3BuKch47Sms8P2hJ08gABxeJHg0ZgkIUy/Xf4nHbDCBJw T8tE8pWYWA2ECiPNo0TOCMVOueEzISUNKINfCuFHSbMQU39hgt3ofxODbAjOiO3e/iu1ptck AkuVBdtjOBP4tHRGxVrbf5EuAV5U5xtiSxMwMgojg0GIXZjnT/8uvWqcLqtJILRMmmu+WNvD oxuiJzcTJhDai9oujmxQwcpMvgrBB89KSTDyitO5XVjZqaR7Zxvvn3rM4bAms/lotv9+pTyh spazTIxb80u0ifJ6y1RxAkxQCfWwps1i3VbsM6OKX78aUyOf5V4ihXF57M37tOqPRwFvz6a+ AIIhUNMTLo2H+o6Vw9qbX8SUxPHPs6YpJ8lWQJ9OMWHE+SbaDFAi/D5hYRubABEBAAGJAiUE GAEIAA8FAldW8uACGwwFCQlmAYAACgkQKh17NCYnrDmk4Q/9Fuu0h5HvIiO3ieYA2StdE7hO vv2THuesjJDsj6aQUTgknaxKptJogNe3dDyIT+FHxXmCw0Nrbm9Q3ryl80z/G9utfFNO3Gwc q31QW3n3LJHnpqdrV3WsRzT5NwJMVtiIAGRrX8ZomtarWHT0PeEHC2xBdFzRrJtmkrwer0Wc 0nBzD7vk1XEXC9nODbmlgsesoHFgRwQBst3wClCbX1gv8aSfxQNpaf9UBC8DmyrQ621UXpBo PvcFEtWxV44vJfP0WOLCCN0Pzv2F2I66iKo7VMqbr5jlNAXJN9I1hXb7qwYJmBC9j5oeEoqv A9d44WWpxrdAr8qih4Nv89k9+9F6NoqORY3FGuVDKiW8CVhCmGT7bIvNeyicVBZFipXqPcKL VFduO2c5Ubc2npMWLUF1k9JJc9tH75l3+F/0RbYVTzGAZ+zSaudwR6h8YiCN2DBZGZkJEZbh 3X/l6jtijMN/W9sPHyyKvm/TmeEC27S3TqZPZ8PUQLxZC70V6gMbenh01JdSQsn5t8Ru0RNh Blt0g7IyZyIKCE9b+TyzbYpX6qgqEBUHia5b0vyPtQacWQlZ8uqnghAqNkLluEsy7Q/7xG6M wXUYEDsFOmB9dKOzcAOIhpxlVjSKu5mzXJ11sEtE8nyF5NJ/riCA7FGcjlki3zIpzQUNo9v7 vXl2h6Tivlk= Message-ID: <1019ea57-7240-2dc7-8357-970223278e3d@gmail.com> Date: Tue, 30 Apr 2019 11:43:27 +0200 User-Agent: Mozilla/5.0 (Windows NT 6.3; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Content-Language: fr X-Spam-Status: No, score=-2.0 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, FREEMAIL_FROM, RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on smtp1.linux-foundation.org X-Mailman-Approved-At: Thu, 02 May 2019 23:19:28 +0000 Cc: "bitcoin-dev@lists.linuxfoundation.org" Subject: Re: [bitcoin-dev] IsStandard X-BeenThere: bitcoin-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Bitcoin Protocol Discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 30 Apr 2019 09:43:25 -0000 I must badly explain my point (or just wondering things that do not exist finally), the question is indeed whether nodes will relay non usual transactions or not and how to know what they will accept or not: - my modified multisig 2 of 3: I did put OP_2 out of the usual redeem script, the redeem script still matches scriptpubkey and scriptsig will execute succesfully, that's a normal legacy P2SH or segwit P2WSH - bch segwit recovery: it's a p2sh transaction without any signature verification, as far as I remember there was a story that it could not propagate in the network (even taking the risk to be stolen) and that people had to contact a (honest) miner - sha bounties: same as above, p2sh transactions without signatures etc Will all of those transactions propagate normally? And then the rule is just that it matches the P2PKH, P2WPKH, P2SH, or P2WSH templates whatever scripts you put inside? Le 30/04/2019 à 06:29, ZmnSCPxj a écrit : > Good morning Aymeric, > > > Sent with ProtonMail Secure Email. > > ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐ > On Monday, April 29, 2019 5:30 PM, Aymeric Vitte wrote: > >> ZmnSCPxj, OK, but you can put whatever you like in the different >> standard output script you mention (my example below whether legacy or >> segwit) >> > I am uncertain what you mean by this. > > For P2PKH and P2WPKH, you must present a hash of a public key. > You cannot present a hash of anything else. > > The P2PKH template can be interpreted as a script, but is actually recognized as a template by most current nodes (in a way that is consistent with interpreting it as a script). > > For P2SH and P2WSH, you must present a hash of a script. > > It is more helpful to consider that *today* nodes recognize particular patterns (P2PKH, P2WPKH, P2SH, P2WSH) as templates and not as scripts to be executed. > > In any case, if you want to make anything more complicated than "single signer" you should use P2SH or P2WSH regardless, and give your script. > If you want to assure somebody that a particular P2SH or P2WSH commits to a particular policy, just expose the policy script to them and have them (i.e. their client software) verify that the policy is what the user wants and that when hashed it matches the P2SH/P2WSH. > > As Luke said, nodes can have any policy for propagating transactions. > However it is generally expected that P2PKH, P2WPKH, P2SH, and P2WSH will be propagated by a majority of nodes, if only because those are reliably "passed" by `isStandard` in the default latest Bitcoin Core and most people will not modify the Core code. > > Generally, anything that isn't P2PKH, P2WPKH, P2SH, or P2WSH will not likely be propagated by the network. > You *could* still coordinate with one or more miners to get it mined: you can put anything in the block, it is simply that most nodes will not inform miners about transactions that do not pay out to P2PKH, P2WPKH, P2SH, or P2WSH. > > Regards, > ZmnSCPxj -- Move your coins by yourself (browser version): https://peersm.com/wallet Bitcoin transactions made simple: https://github.com/Ayms/bitcoin-transactions Zcash wallets made simple: https://github.com/Ayms/zcash-wallets Bitcoin wallets made simple: https://github.com/Ayms/bitcoin-wallets Get the torrent dynamic blocklist: http://peersm.com/getblocklist Check the 10 M passwords list: http://peersm.com/findmyass Anti-spies and private torrents, dynamic blocklist: http://torrent-live.org Peersm : http://www.peersm.com torrent-live: https://github.com/Ayms/torrent-live node-Tor : https://www.github.com/Ayms/node-Tor GitHub : https://www.github.com/Ayms