Luke Dashjr [ARCHIVE] on Nostr: 📅 Original date posted:2016-05-11 📝 Original message:On Wednesday, May 11, 2016 ...
📅 Original date posted:2016-05-11
📝 Original message:On Wednesday, May 11, 2016 12:20:55 PM Sergio Demian Lerner via bitcoin-dev
wrote:
> On Tue, May 10, 2016 at 6:43 PM, Sergio Demian Lerner <
> sergio.d.lerner at gmail.com> wrote:
> > You can find it here:
> >
https://bitslog.wordpress.com/2014/03/18/the-re-design-of-the-bitcoin-blo> > ck-header/
> >
> > Basically, the idea is to put in the first 64 bytes a 4 byte hash of the
> > second 64-byte chunk. That design also allows increased nonce space in
> > the first 64 bytes.
>
> My mistake here. I didn't recalled correctly my own idea. The idea is to
> include in the second 64-byte chunk a 4-byte hash of the first chunk, not
> the opposite.
What if we XOR bytes 64..76 with the first 12 bytes of the SHA2 midstate?
Would that work?
Luke
Published at
2023-06-07 17:50:31Event JSON
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"content": "📅 Original date posted:2016-05-11\n📝 Original message:On Wednesday, May 11, 2016 12:20:55 PM Sergio Demian Lerner via bitcoin-dev \nwrote:\n\u003e On Tue, May 10, 2016 at 6:43 PM, Sergio Demian Lerner \u003c\n\u003e sergio.d.lerner at gmail.com\u003e wrote:\n\u003e \u003e You can find it here:\n\u003e \u003e https://bitslog.wordpress.com/2014/03/18/the-re-design-of-the-bitcoin-blo\n\u003e \u003e ck-header/\n\u003e \u003e \n\u003e \u003e Basically, the idea is to put in the first 64 bytes a 4 byte hash of the\n\u003e \u003e second 64-byte chunk. That design also allows increased nonce space in\n\u003e \u003e the first 64 bytes.\n\u003e \n\u003e My mistake here. I didn't recalled correctly my own idea. The idea is to\n\u003e include in the second 64-byte chunk a 4-byte hash of the first chunk, not\n\u003e the opposite.\n\nWhat if we XOR bytes 64..76 with the first 12 bytes of the SHA2 midstate? \nWould that work?\n\nLuke",
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