Related papers: Verifiable quantum oblivious transfer protocol bas…

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This paper has been withdrawn by the authors

This paper has been withdrawn as it has been superseded by postings arXiv:quant-ph/0702147 and arXiv:0712.2935

This paper has been withdrawn and replaced by quant-ph/0609207.

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This paper has been withdrawn by the author due to a crucial error in the submission action.

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The paper has been temporarily withdrawn.

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This paper has been withdrawn by the authors due to a crucial error.

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This paper has been withdrawn by the author and replaced by arXiv:0809.4751

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This paper has been withdrawn by the authors,because the proposed protocol is still coverd by the no-go theorem of Mayers, Lo and Chau. We thank H-K. Lo and HF Chau for helpful correspondences.

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This paper has been withdrawn. The main technical result will reappear in the new version of quant-ph/0501003.

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This paper has been withdrawn by the author(s)!

The paper has been withdrawn due to numerical error.

This paper has been withdrawn by the authors.