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Dev Docs: Update description of P2SH standardness

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Closes #1052
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David A. Harding 2015-09-07 10:12:47 -04:00
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13
_includes/devdoc/guide_transactions.md
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@ -452,14 +452,11 @@ receive an error.
If you create a redeem script, hash it, and use the hash If you create a redeem script, hash it, and use the hash
in a P2SH output, the network sees only the hash, so it will accept the in a P2SH output, the network sees only the hash, so it will accept the
output as valid no matter what the redeem script says. output as valid no matter what the redeem script says.
This allows This allows payment to non-standard scripts, and as of Bitcoin Core
payment to non-standard pubkey script almost as easily as payment to 0.11, almost all valid redeem scripts can be spent. The exception is
standard pubkey scripts. However, when you go to scripts that use unassigned [NOP op codes][]; these op codes are
spend that output, peers and miners using the default settings will reserved for future soft forks and can only be relayed or mined by nodes
check the redeem script to see whether or not it's a standard pubkey script. that don't follow the standard mempool policy.
If it isn't, they won't process it further---so it will be
impossible to spend that output until you find a miner who disables the
default settings.
Note: standard transactions are designed to protect and help the Note: standard transactions are designed to protect and help the
network, not prevent you from making mistakes. It's easy to create network, not prevent you from making mistakes. It's easy to create

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_includes/references.md
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@ -309,6 +309,7 @@ http://opensource.org/licenses/MIT.
[MIME]: https://en.wikipedia.org/wiki/Internet_media_type [MIME]: https://en.wikipedia.org/wiki/Internet_media_type
[mozrootstore]: https://www.mozilla.org/en-US/about/governance/policies/security-group/certs/ [mozrootstore]: https://www.mozilla.org/en-US/about/governance/policies/security-group/certs/
[netcat]: https://en.wikipedia.org/wiki/Netcat [netcat]: https://en.wikipedia.org/wiki/Netcat
[nop op codes]: https://en.bitcoin.it/wiki/Script#Reserved_words
[Payment Request Generator]: http://bitcoincore.org/~gavin/createpaymentrequest.php [Payment Request Generator]: http://bitcoincore.org/~gavin/createpaymentrequest.php
[Piotr Piasecki's testnet faucet]: https://tpfaucet.appspot.com/ [Piotr Piasecki's testnet faucet]: https://tpfaucet.appspot.com/
[prime symbol]: https://en.wikipedia.org/wiki/Prime_%28symbol%29 [prime symbol]: https://en.wikipedia.org/wiki/Prime_%28symbol%29