diff options
| author | Peter Todd <pete@petertodd.org> | 2013-10-21 00:44:39 -0400 |
|---|---|---|
| committer | Peter Todd <pete@petertodd.org> | 2013-10-21 00:44:39 -0400 |
| commit | 16fe80c1c61b0d78581af78854e419f7ab544c69 (patch) | |
| tree | 3dc3b7a9871db50e990c2640f6f3ad9d84a27a67 /bip-0017.mediawiki | |
| parent | 57488fbd8b6d2d581b12864ce7a07149e19a177d (diff) | |
Archive Revision as of 17:37, 28 April 2013
https://en.bitcoin.it/w/index.php?title=BIP_0017&oldid=37378
Diffstat (limited to 'bip-0017.mediawiki')
| -rw-r--r-- | bip-0017.mediawiki | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/bip-0017.mediawiki b/bip-0017.mediawiki index 0cd5d70..d10ab8a 100644 --- a/bip-0017.mediawiki +++ b/bip-0017.mediawiki @@ -1,9 +1,11 @@ +{{bip}} + <pre> BIP: 17 Title: OP_CHECKHASHVERIFY (CHV) Author: Luke Dashjr <luke+bip17@dashjr.org> - Status: Withdrawn - Type: Standards Track + Status: Draft + Type: Withdrawn Created: 18-01-2012 </pre> @@ -26,7 +28,7 @@ OP_CHECKHASHVERIFY will re-define the existing OP_NOP2 opcode, and will function * If the hashes match, do nothing, proceed as if an OP_NOP; if they do not match, the script fails immediately. * Note that in the case of a matched hash, the top stack item (the hash being compared with) is <u>not</u> popped off the stack. This is for backward compatibility. -This opcode reassignment shall be applied when validating transactions in blocks only with timestamps after February 20, 2012 (see the Backwards Compatibility section for details). +This opcode reassignment shall be applied when validating transactions in blocks only with timestamps after February 23, 2012 (see the Backwards Compatibility section for details). A new standard transaction type that is relayed and included in mined blocks is defined: @@ -82,7 +84,7 @@ To gracefully upgrade and ensure no long-lasting block-chain split occurs, more To judge whether or not more than 50% of hashing power supports this BIP, miners are asked to upgrade their software and put the string "p2sh/CHV" in the input of the coinbase transaction for blocks that they create. -On February 3, 2012, the block-chain will be examined to determine the number of blocks supporting pay-to-script-hash for the previous 7 days. If at least 60% contain "p2sh/CHV" in their coinbase, then all blocks with timestamps after 18 Feb 2012, 00:00:00 GMT shall have their pay-to-script-hash transactions validated. +On February 8, 2012, the block-chain will be examined to determine the number of blocks supporting pay-to-script-hash for the previous 7 days. If at least 60% contain "p2sh/CHV" in their coinbase, then all blocks with timestamps after 23 Feb 2012, 00:00:00 GMT shall have their pay-to-script-hash transactions validated. If a majority of hashing power does not support the new validation rules, then rollout will be postponed (or rejected if it becomes clear that a majority will never be achieved). @@ -100,3 +102,4 @@ OP_NOP2 is used, so existing OP_EVAL (BIP 12) transactions in the block chain ca * [[BIP 0011|M-of-N Multisignature Transactions (BIP 11)]] * Example BIP 17 transaction chain: [http://blockexplorer.com/tx/b8fd633e7713a43d5ac87266adc78444669b987a56b3a65fb92d58c2c4b0e84d a] [http://blockexplorer.com/tx/eb3b82c0884e3efa6d8b0be55b4915eb20be124c9766245bcc7f34fdac32bccb b] [http://blockexplorer.com/tx/055707ce7fea7b9776fdc70413f65ceec413d46344424ab01acd5138767db137 c] [http://blockexplorer.com/tx/6d36bc17e947ce00bb6f12f8e7a56a1585c5a36188ffa2b05e10b4743273a74b d] +[[Category:BIP|D]] |