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You could effectively tamper with a block and recalculate all the hashes of other blocks to make your blockchain valid again.
This mechanism makes it very hard to tamper with the blocks because if you tamper with one block, you'll need to recalculate the proof of work for all the following blocks.
We can see it will recalculate the structure there and I can also have it recalculate the color but there's not a lot of color in the original.
We can see it will recalculate the structure there,
I'll recalculate a little bit.
- I'll recalculate a little bit.
But they don't recalculate, and that's a very significant increase in load.
but they don't recalculate.
Dr. Chan, recalculate the new thruster data and relay it to Blue Oyster Cult immediately. Instanter.