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Why are only specific transaction types accepted into the mempool?


Why is an invalid pubkey accepted in the blockchain?Is it possible to add a transaction input to a transaction in the mempool?Is there any way to make an UTXO that cannot be spent until a certain block #?Does an Invalid Transaction persist in the mempool?Why does only the earliest transaction matter for double spending?Bitcoin with primitive BlockchainIs it possible to make an output only spendable to a specific address?Can an attacker use a modified Bitcoin node to pass fake transactions into the mempool?Why some transactions disappear from the mempool?Non-standard transaction scripts broadcasting













1















In the Bitcoin Mainnet, only specific transaction types are accepted:




Bitcoin uses a scripting language to specify (and satisfy) the encumbrances, thereby allowing a whole host of transaction types. Although many transaction types can be represented in the scripting language, only a limited number of standard transaction types are actually accepted by the network and the miners. (source)




What is the point of equipping Bitcoin with a scripting language, while only accepting a pre-defined set of transaction types? What harm could be caused to the network by accepting valid transactions with an arbitrary locking script?










share|improve this question























  • This information seems very outdated (or wrong).

    – Pieter Wuille
    yesterday
















1















In the Bitcoin Mainnet, only specific transaction types are accepted:




Bitcoin uses a scripting language to specify (and satisfy) the encumbrances, thereby allowing a whole host of transaction types. Although many transaction types can be represented in the scripting language, only a limited number of standard transaction types are actually accepted by the network and the miners. (source)




What is the point of equipping Bitcoin with a scripting language, while only accepting a pre-defined set of transaction types? What harm could be caused to the network by accepting valid transactions with an arbitrary locking script?










share|improve this question























  • This information seems very outdated (or wrong).

    – Pieter Wuille
    yesterday














1












1








1








In the Bitcoin Mainnet, only specific transaction types are accepted:




Bitcoin uses a scripting language to specify (and satisfy) the encumbrances, thereby allowing a whole host of transaction types. Although many transaction types can be represented in the scripting language, only a limited number of standard transaction types are actually accepted by the network and the miners. (source)




What is the point of equipping Bitcoin with a scripting language, while only accepting a pre-defined set of transaction types? What harm could be caused to the network by accepting valid transactions with an arbitrary locking script?










share|improve this question














In the Bitcoin Mainnet, only specific transaction types are accepted:




Bitcoin uses a scripting language to specify (and satisfy) the encumbrances, thereby allowing a whole host of transaction types. Although many transaction types can be represented in the scripting language, only a limited number of standard transaction types are actually accepted by the network and the miners. (source)




What is the point of equipping Bitcoin with a scripting language, while only accepting a pre-defined set of transaction types? What harm could be caused to the network by accepting valid transactions with an arbitrary locking script?







transactions script transaction-verification






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asked yesterday









thesysthesys

1695




1695













  • This information seems very outdated (or wrong).

    – Pieter Wuille
    yesterday



















  • This information seems very outdated (or wrong).

    – Pieter Wuille
    yesterday

















This information seems very outdated (or wrong).

– Pieter Wuille
yesterday





This information seems very outdated (or wrong).

– Pieter Wuille
yesterday










1 Answer
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Any script can be used in P2SH/P2WSH technique. Using arbitrary scripts in transaction outputs cause grows of UTXO database and other problems.






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    Any script can be used in P2SH/P2WSH technique. Using arbitrary scripts in transaction outputs cause grows of UTXO database and other problems.






    share|improve this answer




























      5














      Any script can be used in P2SH/P2WSH technique. Using arbitrary scripts in transaction outputs cause grows of UTXO database and other problems.






      share|improve this answer


























        5












        5








        5







        Any script can be used in P2SH/P2WSH technique. Using arbitrary scripts in transaction outputs cause grows of UTXO database and other problems.






        share|improve this answer













        Any script can be used in P2SH/P2WSH technique. Using arbitrary scripts in transaction outputs cause grows of UTXO database and other problems.







        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered yesterday









        amaclinamaclin

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