Black-box separation: 1PRS with output length 1.1n exist relative to a quantum oracle while 1PRS with output length Ω(n^{2+ε}) do not, via the CHRS model and a resource-bounding technique.
A meta-complexity characterization of minimal quantum cryptography
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On the Limits of Stretching Quantum Pseudorandomness
Black-box separation: 1PRS with output length 1.1n exist relative to a quantum oracle while 1PRS with output length Ω(n^{2+ε}) do not, via the CHRS model and a resource-bounding technique.