Related papers: Quantum Bit Commitment from a Computation Bound

This paper has been withdrawn.

This paper has been withdrawn by the author. It will be replaced, substantially modified, by sections of the author's completed PhD thesis.

This paper has been withdrawn since it was an inadvertant double submission. An updated version of the original submission can be found at quant-ph/0505131

This paper has been withdrawn by the authors, due to a flaw in the proof of Theorem 1. This preprint is superseded by quant-ph/0610027, where a correct proof can be found. Thanks to Rainer Siegmund-Schultze for spotting the error.

The article has been withdrawn by the author.

The paper has been withdrawn by the author.

The paper has been withdrawn by the autors. The proposed code is not working because orthogonality.

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This paper has been withdrawn.

This paper has been withdrawn by the author.

This paper has been withdrawn by the first author due to disagreement with experiments.

This paper has been withdrawn by the author for further investigation.

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We spell out details of a simple argument for a security bound for the secure relativistic quantum bit commitment protocol of Ref. [1].

This paper has been withdrawn because the author no longer believes the firewall argument is correct.

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Paper has been withdrawn, see comment.

This paper has been withdrawn by the authors.

This paper has been withdrawn by the author due to the presented idea is wrong.

A quantum protocol for bit commitment the security of which is based on technological limitations on nondemolition measurements and long-term quantum memory is presented.