Proof of Publication: Difference between revisions
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Created page with "{{stub}} A method that uses Bitcoin or Bitcoin-like technologies to authenticate that a certain information was published at a certain date, or was known at a certain date...." |
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The technique entails encoding the secure hash of a certain publication (plaintext) inside the Bitcoin blockchain. It was probablly first described in the paper from 2012 titled "CommitCoin: Carbon Dating Commitments with Bitcoin" ([http://people.scs.carleton.ca/~clark/papers/2012_fc.pdf extended abstract] and [http://eprint.iacr.org/2011/677.pdf technical report]). | The technique entails encoding the secure hash of a certain publication (plaintext) inside the Bitcoin blockchain. It was probablly first described in the paper from 2012 titled "CommitCoin: Carbon Dating Commitments with Bitcoin" ([http://people.scs.carleton.ca/~clark/papers/2012_fc.pdf extended abstract] and [http://eprint.iacr.org/2011/677.pdf technical report]). | ||
== Relevant website == | |||
* [http://proofofexistence.com/ proofofexistence.com] - Store hashes of data in the blockchain. | |||
* [http://coinsecrets.org/ coinsecrets.org] - list of metadata recently embedded in the bitcoin blockchain using OP_RETURN outputs. | |||
[[Category:Proof-of-x]] | [[Category:Proof-of-x]] | ||
Revision as of 03:46, 5 June 2014
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A method that uses Bitcoin or Bitcoin-like technologies to authenticate that a certain information was published at a certain date, or was known at a certain date.
The technique entails encoding the secure hash of a certain publication (plaintext) inside the Bitcoin blockchain. It was probablly first described in the paper from 2012 titled "CommitCoin: Carbon Dating Commitments with Bitcoin" (extended abstract and technical report).
Relevant website
- proofofexistence.com - Store hashes of data in the blockchain.
- coinsecrets.org - list of metadata recently embedded in the bitcoin blockchain using OP_RETURN outputs.