Experimentally Generated Randomness Certified by the Impossibility of Superluminal Signals

Description

Random numbers are an important resource for applications such as numerical simulation and secure communication. However, it is difficult to certify whether a physical random number generator is truly unpredictable. Here, we exploit the phenomenon of quantum nonlocality in a loophole-free photonic Bell test experiment for the generation of randomness that cannot be predicted within any physical theory that allows one to make independent measurement choices and prohibits superluminal signaling. To certify and quantify the randomness, we describe a new protocol that performs well in an experimental regime characterized by low violation of Bell inequalities. Applying an extractor function to our data, we obtained 256 new random bits, uniform to within 0.001. arXiv:1702.05178

Resources

Name Format Description Link
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47 2017_03_07_17_14_extracted_realigned_with_PC_specific_angles_300s_run_0.bin https://s3.amazonaws.com/nist-midas/1888/2017_03_07_17_14_extracted_realigned_with_PC_specific_angles_300s_run_0.bin
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47 https://s3.amazonaws.com/nist-midas/1888/2017_03_08_16_07_extracted_shortTest_60s_run_8.bin.sha256
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47 https://s3.amazonaws.com/nist-midas/1888/2017_03_08_15_58_extracted_shortTest_60s_run_0.bin.sha256
47 2017_03_07_17_34_extracted_realigned_with_PC_specific_angles_higher_power_300s_run_0.bin https://s3.amazonaws.com/nist-midas/1888/2017_03_07_17_34_extracted_realigned_with_PC_specific_angles_higher_power_300s_run_0.bin
47 https://s3.amazonaws.com/nist-midas/1888/2017_03_08_16_08_extracted_shortTest_60s_run_9.bin.sha256
47 https://s3.amazonaws.com/nist-midas/1888/2017_03_08_16_04_extracted_shortTest_60s_run_5.bin.sha256
21 DOI Access to Experimentally Generated Randomness Certified by the IMpossibility of Superlumnial Signals https://doi.org/10.18434/T4/1425490
47 2017_03_07_17_57_extracted_realigned_with_PC_off_Alice_rotated_0_75_degrees_300s_run_0.bin https://s3.amazonaws.com/nist-midas/1888/2017_03_07_17_57_extracted_realigned_with_PC_off_Alice_rotated_0_75_degrees_300s_run_0.bin
47 https://s3.amazonaws.com/nist-midas/1888/2017_03_07_17_14_extracted_realigned_with_PC_specific_angles_300s_run_0.bin.sha256

Tags

  • random
  • quantum
  • loophole-free
  • randomness
  • bell-test
  • device-independent
  • random-number-generator

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