server works by taking a hash of a block of items to be timestamped and widely publishing the hash, such as in a newspaper or Usenet post [2-5].
Iseva yesitembu sesikhathi isebenza ngokuthatha i-hash yebhlokhi lezinto ezizogxivizwa kanye nokushicilela kabanzi i-hash, efana nephephandaba noma okuthunyelwe kwe-Usenet [2-5].