RESEARCH OVERVIEW • ACTIVE STREAMS

Quantum Computing Research Programs

Q-Psi conducts open-science quantum software compilation research, physical-QPU algorithm evaluation, and reproducible benchmark studies on real superconducting hardware.

STREAM 01QUERY ADVANTAGE SUPPORTED

Compiler-Enabled Quantum Query Advantage (v1.1)

Authentic software-repair candidate spaces mapped to Grover amplitude amplification on ibm_marrakesh (Job da1c7rkdedkc73eqs5mg). Quantum effective queries beat classical expected cost across 9/9 cases and 3/3 problem sizes (N=4, 8, 16; 95% CI upper bound 7.360 < 8.5).

EVIDENCE PIPELINECOMPILER QUERY ADVANTAGE SUPPORTED
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HYPOTHESIS
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PROTOCOL
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PHYSICAL EXECUTION
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AUDIT
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CLAIM
STREAM 02QUERY ADVANTAGE SUPPORTED

Dynamic Bernstein-Vazirani Experiment

Single-shot dynamic oracle experiment evaluating time-to-solution scaling on ibm_marrakesh. Measured quantum scaling exponent \(\alpha_Q = 0.1532\) vs classical \(\alpha_C = 0.6963\) (\(t = -30.65, p = 3.47 \times 10^-7\)), demonstrating quantum query-complexity advantage.

EVIDENCE PIPELINEQUANTUM ADVANTAGE SUPPORTED
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PROTOCOL
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PHYSICAL EXECUTION
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AUDIT
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STREAM 0356-QUBIT EXECUTION VALID

Restricted-Hamming-Weight Simon Experiment

Constant-depth (15-16 layers) circuit execution across 16 to 56 physical qubits on ibm_marrakesh. Exact period recovered on a subset of instances. Universal asymptotic speedup on raw unmitigated hardware remains inconclusive.

EVIDENCE PIPELINESPEEDUP INCONCLUSIVE
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HYPOTHESIS
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PHYSICAL EXECUTION
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STREAM 04INTEROPERABILITY PASS

State-Space Compiler (Stage-6F)

Compiles multi-repository software-repair search spaces into discrete QUBO/Ising Hamiltonians executed on physical IBM Quantum processors. Exact classical parity achieved on instances with N ≤ 10. NISQ gate-depth boundaries evaluated for N ≥ 18.

EVIDENCE PIPELINEINTEROPERABILITY PASS
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HYPOTHESIS
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PROTOCOL
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PHYSICAL EXECUTION
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AUDIT
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CLAIM