Quantum correlations between entangled particles can be used by parties in a network to verify that they share a specific quantum state. A proposal for network-assisted self-testing generalizes this approach to states of any number of qubits.
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Pappa, A. Trust your network with entanglement. Nat. Phys. 19, 611–612 (2023). https://doi.org/10.1038/s41567-023-01957-0
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DOI: https://doi.org/10.1038/s41567-023-01957-0
