[bitcoin-dev] Simplicity proposal - Jets?

Adán Sánchez de Pedro Crespo adan at stampery.co
Fri Nov 3 08:46:16 UTC 2017


Oops. That makes much more sense than what I said. Thanks a lot for the
clarification.

On 03.11.2017 02:10, Russell O'Connor via bitcoin-dev wrote:
> Hi Jose,
> 
> Jets are briefly discussed in section 3.4 of
> https://blockstream.com/simplicity.pdf
> 
> The idea is that we can recognize some set of popular Simplicity
> expressions, and when the Simplicity interpreter encounters one of these
> expressions it can skip over the Simplicity interpreter and instead
> directly evaluate the function using specialized C or assembly code.
> 
> For example, when the Simplicity interpreter encounters the Simplicity
> expression for ECDSA verification, it might directly call into libsecp
> rather than continuing the ECDSA verification using interpreted Simplicity.
> 
> HTH.
> 
> 
> On Nov 2, 2017 18:35, "JOSE FEMENIAS CAÑUELO via bitcoin-dev"
> <bitcoin-dev at lists.linuxfoundation.org
> <mailto:bitcoin-dev at lists.linuxfoundation.org>> wrote:
> 
>     Hi,
> 
>     I am trying to follow this Simplicity proposal and I am seeing all
>     over references to ‘jets’, but I haven’t been able to find any good
>     reference to it.
>     Can anyone give me a brief explanation and or a link pointing to
>     this feature?
>     Thanks
> 
>>     On 31 Oct 2017, at 22:01,
>>     bitcoin-dev-request at lists.linuxfoundation.org
>>     <mailto:bitcoin-dev-request at lists.linuxfoundation.org> wrote:
>>
>>     The plan is that discounted jets will be explicitly labeled as
>>     jets in the
>>     commitment.  If you can provide a Merkle path from the root to a
>>     node that
>>     is an explicit jet, but that jet isn't among the finite number of
>>     known
>>     discounted jets,
> 
> 
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> 
> 
> 
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-- 
Adán Sánchez de Pedro Crespo
CTO, Stampery Inc.
San Francisco - Madrid


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