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fix a link and attempt to clarify SIGHASH_SINGLE

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mruddy 2015-06-26 09:11:25 -04:00
parent e7c9164b7d
commit 0368f10e71
3 changed files with 12 additions and 11 deletions
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12
_includes/guide_transactions.md
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@ -517,12 +517,13 @@ currently available:
allowing anyone to change where the satoshis are going unless other
signatures using other signature hash flags protect the outputs.
* [`SIGHASH_SINGLE`][/en/glossary/sighash-none]{:#term-sighash-single}{:.term} signs only this input and only one corresponding
output (the output with the same output index number as the input), ensuring
* [`SIGHASH_SINGLE`][/en/glossary/sighash-single]{:#term-sighash-single}{:.term}
signs only the output corresponding to this input (the output
with the same output index number as the input), ensuring
nobody can change your part of the transaction but allowing other
signers to change their part of the transaction. The corresponding
output must exist or the value "1" will be signed, breaking the security
scheme.
scheme. The sequence numbers of other inputs are not signed and can be updated.
The base types can be modified with the [`SIGHASH_ANYONECANPAY`][/en/glossary/sighash-anyonecanpay]{:#term-sighash-anyonecanpay}{:.term} (anyone can
pay) flag, creating three new combined types:
@ -536,9 +537,8 @@ pay) flag, creating three new combined types:
allows anyone to add or remove other inputs or outputs, so anyone who
gets a copy of this input can spend it however they'd like.
* `SIGHASH_SINGLE|SIGHASH_ANYONECANPAY` signs only this input and only
one corresponding output, but it also allows anyone to add or remove
other inputs.
* `SIGHASH_SINGLE|SIGHASH_ANYONECANPAY` signs this one input and its
corresponding output. Allows anyone to add or remove other inputs.
Because each input is signed, a transaction with multiple inputs can
have multiple signature hash types signing different parts of the transaction. For