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https://en.bitcoin.it/w/index.php?title=BIP_0016&oldid=39176
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Peter Todd 2013-10-21 00:43:57 -04:00
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@ -1,8 +1,10 @@
{{bip}}
<pre> <pre>
BIP: 16 BIP: 16
Title: Pay to Script Hash Title: Pay to Script Hash
Author: Gavin Andresen <gavinandresen@gmail.com> Author: Gavin Andresen <gavinandresen@gmail.com>
Status: Accepted Status: Final
Type: Standards Track Type: Standards Track
Created: 03-01-2012 Created: 03-01-2012
</pre> </pre>
@ -37,7 +39,7 @@ The rules for validating these outpoints when relaying transactions or consideri
# Normal validation is done: an initial stack is created from the signatures and {serialized script}, and the hash of the script is computed and validation fails immediately if it does not match the hash in the outpoint. # Normal validation is done: an initial stack is created from the signatures and {serialized script}, and the hash of the script is computed and validation fails immediately if it does not match the hash in the outpoint.
# {serialized script} is popped off the initial stack, and the transaction is validated again using the popped stack and the deserialized script as the scriptPubKey. # {serialized script} is popped off the initial stack, and the transaction is validated again using the popped stack and the deserialized script as the scriptPubKey.
These same rules shall be applied when validating transactions in blocks with timestamps after February 15, 2012 (see the Backwards Compatibility section for details). These new rules should only be applied when validating transactions in blocks with timestamps >= 1333238400 (Apr 1 2012) <ref>[https://github.com/bitcoin/bitcoin/commit/8f188ece3c82c4cf5d52a3363e7643c23169c0ff Remove -bip16 and -paytoscripthashtime command-line arguments]</ref>. There are transaction earlier than 13333238400 in the block chain that fail these new validation rules. <ref>[http://blockexplorer.com/tx/6a26d2ecb67f27d1fa5524763b49029d7106e91e3cc05743073461a719776192 Transaction 6a26d2ecb67f27d1fa5524763b49029d7106e91e3cc05743073461a719776192]</ref>. Older transactions must be validated under the old rules. (see the Backwards Compatibility section for details).
For example, the scriptPubKey and corresponding scriptSig for a one-signature-required transaction is: For example, the scriptPubKey and corresponding scriptSig for a one-signature-required transaction is:
@ -98,11 +100,16 @@ If a majority of hashing power does not support the new validation rules, then r
==Reference Implementation== ==Reference Implementation==
Coming Soon https://gist.github.com/gavinandresen/3966071
==See Also== ==See Also==
* https://bitcointalk.org/index.php?topic=46538 * https://bitcointalk.org/index.php?topic=46538
* The [[BIP 0013|Address format for Pay to Script Hash BIP]] * The [[BIP 0013|Address format for Pay to Script Hash BIP]]
* M-of-N Multisignature Transactions [[BIP 0011|BIP 11]] * M-of-N Multisignature Transactions [[BIP 0011|BIP 11]]
* [[BIP_0016_QA|Quality Assurance test checklist]]
== References ==
<references/>
[[Category:BIP|D]]