<h1 id="heading-idea-of-blockchain-or-how-to-time-stamp-a-digital-document">Idea of Blockchain or How to Time Stamp a Digital Document</h1>
<ol>
<li>Stuart Haber &amp; W.Scott Stornetta published a research paper in 1991, which was How to Digital Time Stamp a Document. all the documents (images,videos,text,etc) were in digital form, it was easily modifiable,so Stuart Haber &amp; W.Scott Stornetta propose a procedure to maintain complete privacy of the documents.</li>
</ol>
2. Dave Bayer &amp; Stuart Haber Later in the year 1992 publish Improving the Efficiency and Reliability of Digital Time- Stamping here they came up with Cryptographic hash functions,which can be used to store documents without revealing their content. and Cryptographic certification of authenticity which can be applied to digital signature to verify it.
Based on these research papers the Idea of Blockchain came.

# Idea of Blockchain or How to Time Stamp a Digital Document

1. Stuart Haber & W.Scott Stornetta  published a research paper in 1991, which was** How to Digital Time Stamp a Document.**  all the documents (images,videos,text,etc) were in digital form, it was easily modifiable,so Stuart Haber & W.Scott Stornetta propose a  procedure to maintain complete privacy of the documents.

2.* Dave Bayer & Stuart Haber * Later in the year 1992  publish **Improving the Efficiency and Reliability of Digital Time- Stamping** here they came up with Cryptographic hash functions,which can be used to store documents without revealing their content. and Cryptographic certification of authenticity which can be applied to digital signature to verify it.

Based on these research papers the Idea of Blockchain came.

where did the idea of blockchain came from?

Blockchain Technology

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Idea of Blockchain or How to Time Stamp a Digital Document