Investigators said Razvozzhayev spread misinformation by alleging he was tortured into confessing his role in organizing a demonstration in Kiev in October, RIA Novosti reported.

Investigative Committee spokesman Vladimir Markin said the allegations later were found to be baseless.

Officials at the prison in Irkutsk where Razvozzhayev was being held denied media reports that the activist disappeared while being transferred from the Irkutsk facility to a detention center in Angarsk.The officials said there are no plans to transfer him to Angarsk.