BIP UNOFFICIAL DRAFT 0 - Revision history

Giszmo: Added to category BIP

2012-01-29T18:31:23Z

Added to category BIP

← Older revision		Revision as of 18:31, 29 January 2012
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	* M-of-N Multisignature Transactions [[BIP 0011\|BIP 11]]		* M-of-N Multisignature Transactions [[BIP 0011\|BIP 11]]

	[[Category:BIP]]		[[Category:BIP\|R]]

Giszmo: Added to category BIP

2012-01-29T18:16:41Z

Added to category BIP

← Older revision		Revision as of 18:16, 29 January 2012
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	* 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]]

			[[Category:BIP]]

Piuk: moved BIP 0017 DRAFT to BIP UNOFFICIAL DRAFT 0

2012-01-15T16:28:03Z

moved BIP 0017 DRAFT to BIP UNOFFICIAL DRAFT 0

← Older revision	Revision as of 16:28, 15 January 2012
(No difference)

Luke-jr: /* Rationale */

2012-01-15T02:44:44Z

Rationale

← Older revision		Revision as of 02:44, 15 January 2012
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	A number of potential issues have been found with the proposals thus far:		A number of potential issues have been found with the proposals thus far:

	* CHV ~~require~~ the scriptPubKey interacts with data from scriptSig which has not been push onto the stack		* CHV requires the scriptPubKey interacts with data from scriptSig which has not been push onto the stack
	* OP_EVAL essentially makes the scripting language turing complete, something which Satoshi deliberately avoided during its design.		* OP_EVAL essentially makes the scripting language turing complete, something which Satoshi deliberately avoided during its design.
	* P2SH requires that standard templates become a mandatory part of the scripting language, meaning they can never be fully depreciated in future.		* P2SH requires that standard templates become a mandatory part of the scripting language, meaning they can never be fully depreciated in future.

Luke-jr: /* Rationale */

2012-01-15T02:40:28Z

Rationale

← Older revision		Revision as of 02:40, 15 January 2012
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	==Rationale==		==Rationale==

	This BIP replaces BIP 12 ("~~P2SH~~") and BIP 16, ("~~OP_EVAL~~").		This BIP replaces BIP 12 ("OP_EVAL") and BIP 16, ("/P2SH/").

	The rationale for pay to script functionality has been discussed in the other proposals, the general consensus is this functionality is desired and should be implemented ASAP.		The rationale for pay to script functionality has been discussed in the other proposals, the general consensus is this functionality is desired and should be implemented ASAP.
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	A number of potential issues have been found with the proposals thus far:		A number of potential issues have been found with the proposals thus far:

	* CHV~~/CHC~~ require the scriptPubKey interacts with data from scriptSig which has not been push onto the stack		* CHV require the scriptPubKey interacts with data from scriptSig which has not been push onto the stack
	* OP_EVAL essentially makes the scripting language turing complete, something which Satoshi deliberately avoided during its design.		* OP_EVAL essentially makes the scripting language turing complete, something which Satoshi deliberately avoided during its design.
	* P2SH requires that standard templates become a mandatory part of the scripting language, meaning they can never be fully depreciated in future.		* P2SH requires that standard templates become a mandatory part of the scripting language, meaning they can never be fully depreciated in future.

Roconnor: documented exploit and changed status to rejected.

2012-01-15T02:39:18Z

documented exploit and changed status to rejected.

← Older revision		Revision as of 02:39, 15 January 2012
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	Title: OP_NO_SKIP		Title: OP_NO_SKIP
	Author: Ben Reeves <support@pi.uk.com>		Author: Ben Reeves <support@pi.uk.com>
	Status: ~~Draft~~		Status: Rejected
	Type: Standards Track		Type: Standards Track
	Created: 14-01-2012		Created: 14-01-2012
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	https://github.com/zootreeves/bitcoin/commits/master		https://github.com/zootreeves/bitcoin/commits/master

			==Reason for Rejection==

			Any miner can easily confiscate transactions by replacing the legitmate signature script:

			OP_0 <sig> OP_NO_SKIP <OP_SWAP {1 [pubkey1] [pubkey2] 2} >

			with

			<OP_SWAP {1 [pubkey1] [pubkey2] 2} > OP_0 <miner's_sig> OP_1 <miner's_pubkey> OP_1

	==See Also==		==See Also==

Piuk: /* Specification */

2012-01-15T01:54:31Z

Specification

← Older revision		Revision as of 01:54, 15 January 2012
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	Additionally a new standard scriptPubKey will be defined:		Additionally a new standard scriptPubKey will be defined:

	OP_HASH160 [20-byte-hash-value] OP_EQUAL		OP_CHECKMULTISIGVERIFY OP_HASH160 [20-byte-hash-value] OP_EQUAL

	Redeemed by a new standard scriptSig (M-of-N)		Redeemed by a new standard scriptSig (M-of-N)

	OP_0 <sig> OP_NO_SKIP <OP_SWAP {1 [pubkey1] [pubkey2] 2} ~~OP_CHECKMULTISIGVERIFY~~>		OP_0 <sig> OP_NO_SKIP <OP_SWAP {1 [pubkey1] [pubkey2] 2} >

	==Example Execution==		==Example Execution==

Piuk: Undo revision 22206 by Piuk (talk)

2012-01-15T01:51:17Z

Undo revision 22206 by Piuk (talk)

← Older revision		Revision as of 01:51, 15 January 2012
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	Additionally a new standard scriptPubKey will be defined:		Additionally a new standard scriptPubKey will be defined:

	~~OP_CHECKMULTISIGVERIFY~~ OP_HASH160 [20-byte-hash-value] OP_EQUAL		OP_HASH160 [20-byte-hash-value] OP_EQUAL

	Redeemed by a new standard scriptSig (M-of-N)		Redeemed by a new standard scriptSig (M-of-N)

	OP_0 <sig> OP_NO_SKIP <OP_SWAP {1 [pubkey1] [pubkey2] 2}>		OP_0 <sig> OP_NO_SKIP <OP_SWAP {1 [pubkey1] [pubkey2] 2} OP_CHECKMULTISIGVERIFY>

	==Example Execution==		==Example Execution==

Piuk: Undo revision 22205 by Piuk (talk)

2012-01-15T01:50:49Z

Undo revision 22205 by Piuk (talk)

← Older revision		Revision as of 01:50, 15 January 2012
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	Additionally a new standard scriptPubKey will be defined:		Additionally a new standard scriptPubKey will be defined:

	OP_HASH160 [20-byte-hash-value] OP_EQUAL		OP_CHECKMULTISIGVERIFY OP_HASH160 [20-byte-hash-value] OP_EQUAL

	Redeemed by a new standard scriptSig (M-of-N)		Redeemed by a new standard scriptSig (M-of-N)

	OP_0 <sig> OP_NO_SKIP <OP_SWAP {1 [pubkey1] [pubkey2] 2} ~~OP_CHECKMULTISIGVERIFY~~>		OP_0 <sig> OP_NO_SKIP <OP_SWAP {1 [pubkey1] [pubkey2] 2}>

	==Example Execution==		==Example Execution==

Piuk: /* Specification */

2012-01-15T01:50:35Z

Specification

← Older revision		Revision as of 01:50, 15 January 2012
Line 31:		Line 31:
	Additionally a new standard scriptPubKey will be defined:		Additionally a new standard scriptPubKey will be defined:

	~~OP_CHECKMULTISIGVERIFY~~ OP_HASH160 [20-byte-hash-value] OP_EQUAL		OP_HASH160 [20-byte-hash-value] OP_EQUAL

	Redeemed by a new standard scriptSig (M-of-N)		Redeemed by a new standard scriptSig (M-of-N)

	OP_0 <sig> OP_NO_SKIP <OP_SWAP {1 [pubkey1] [pubkey2] 2}>		OP_0 <sig> OP_NO_SKIP <OP_SWAP {1 [pubkey1] [pubkey2] 2} OP_CHECKMULTISIGVERIFY>

	==Example Execution==		==Example Execution==