The 26-year-old heiress was booked late Sunday into the Century Regional Detention Facility in an industrial area about five miles (eight kilometers) southeast of downtown Los Angeles, according to the sheriff's inmate locator Web site.
Though a judge sentenced her to 45 days behind bars, Hilton was expected to serve only 23 days because of a state law that requires shorter sentences for good behavior.
Earlier Sunday, Hilton attended the MTV Movie Awards, where she briefly spoke to reporters about her sentence.
"I am trying to be strong right now," Hilton said. "I'm really scared but I'm ready to face my sentence."
There are legitimate authorities in Donetsk and Luhansk republics now, with which Russia can implement the project of the economic integration of the Donbass
Russia has been developing an energy module on the basis of the megawatt-class nuclear power plant since 2010. The spaceship needs neither sunlight nor solar batteries