If operating as an SPV node then it can check the transactions by querying other nodes.
On an unrelated note, it sounds like your proposal will significantly increase the data size of every transaction, which will create even more contention for block space. - Jameson On Wed, Aug 19, 2015 at 7:48 AM, Hector Chu <hector...@gmail.com> wrote: > On 19 August 2015 at 12:42, Jameson Lopp <jameson.l...@gmail.com> wrote: > > If you can actually come up with a technical solution that allows for a > node > > operator to prove to the rest of the network that they are running an > honest > > full node that hosts the entire blockchain, then you can move forward > with a > > direct monetary incentivization proposal. To my knowledge no one has been > > successful in that endeavor. To be more clear, your proposal would need > to > > be able to differentiate between a full node and a pseudonode. > > https://github.com/basil00/PseudoNode > > The proof is in the validation of transactions. How can a node > reliably validate transactions unless it has the past history of > transactions? Entire blockchain not required or necessary, but that's > a plus. >
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