Created
May 25, 2018 00:52
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| def calculate_hash(block) | |
| plain_text = " | |
| #{block[:index]} | |
| #{block[:timestamp]} | |
| #{block[:data]} | |
| #{block[:prev_hash]} | |
| " | |
| sha256 = OpenSSL::Digest.new("SHA256") | |
| sha256.update(plain_text) | |
| sha256.to_s | |
| end |
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