4 ms·
https://opentimestamps.org/ https://opentimestamps.org/ use the same idea (using a merkle tree to make it cheap per document) with the bitcoin.
by olejorgenb 4y ago
https://opentimestamps.org/ https://opentimestamps.org/ use the same idea (using a merkle tree to make it cheap per document) with the bitcoin.