QaiJi IR: An Eight-Layer Intermediate Representation Family for Hybrid Quantum-Classical Compilation

arXiv:2609.29305 · quant-ph · Submitted 2026-09-24 · Read on arXiv

quant-ph

Submitted: 2026-09-24

Updated: 2026-09-24

Code: https://github.com/PennyLaneAI/catalyst

Terminology

• Calibration — 11× in this paper · explained in 7 episodes
• Trace — 11× in this paper · explained in 2 episodes
• Consistency — 8× in this paper · explained in 3 episodes
• Fidelity — 8× in this paper · explained in 2 episodes
• Verification — 4× in this paper · explained in 2 episodes
• Abstraction — 3× in this paper · explained in 1 episode
• Core — 1× in this paper · explained in 2 episodes

Sources

• QubiC 2.0: An Extensible Open-Source Qubit Control System Capable of Mid-Circuit Measurement and Feed-Forward

Related papers

• Reconquering Bell sampling on qudits: stabilizer learning and testing, quantum pseudorandomness bounds, and more
• Encrypted clones can leak: Classification of informative subsets in Quantum Encrypted Cloning
• Polynomial-time classical and quantum simulation of quantum impurity models
• Theory of quantum-enhanced interferometry with general Markovian light sources
• A convergent hierarchy of spectral gap certificates for qubit Hamiltonians
• Universal Bound and Phase Transition in Many-Body Fermionic Non-Gaussianity