[Bitcoin-development] BIP for Proof of Payment

Peter Todd pete at petertodd.org
Sat Jun 6 15:32:47 UTC 2015

On Sat, Jun 06, 2015 at 05:23:48PM +0200, Pieter Wuille wrote:
> On Sat, Jun 6, 2015 at 5:18 PM, Luke Dashjr <luke at dashjr.org> wrote:
> > I also agree with Pieter, that this should *not* be so cleanly compatible
> > with Bitcoin transactions. If you wish to share code, perhaps using an
> > invalid opcode rather than OP_RETURN would be appropriate.
> Using an invalid opcode would merely send funds into the void. It wouldn't
> invalidate the transaction.

Just set nLockTime to 500000000-1 and nSequence appropriately to make
the transaction impossible to mine for the next 9500 years.

Though I agree that this whole idea seems a bit dubious to me.

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