[Bitcoin-development] BIP for Proof of Payment

[Kalle Rosenbaum]

2015-06-06 18:10 GMT+02:00 Tom Harding <tomh at thinlink.com>:
> On Jun 6, 2015 8:05 AM, "Kalle Rosenbaum" <kalle at rosenbaum.se> wrote:
>
>> I'm open to changes here.
>
> I suggest:
>
> - Don't include any real outputs.   They are redundant because the txid is
> already referenced.

with the nLocktime solution, the copied outputs are not needed.

>
> - Start the proof script, which should be invalid, with a magic constant and
> include space for future expansion.  This makes PoP's easy to identify and
> extend.

I did remore the constant (a "PoP" literal ascii encoded string)
because it didn't add much. The recipient will expect a pop, so it
will simply treat it as one. I did add a 2 byte version field to make
it extendable.

>
> - "Proof of Potential"

Noted :-)

Thank you
/Kalle