{"total":14,"items":[{"citing_arxiv_id":"2606.23392","ref_index":34,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"On the cryptographic potential of single-qubit rotations","primary_cat":"quant-ph","submitted_at":"2026-06-22T14:19:04+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Two new constructions enable most quantum cryptographic protocols to delegate qubit prep and measurement using single-qubit rotations on the Qline architecture.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.23239","ref_index":5,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Quantum Key Distribution Without Shared Reference Frame Under Unital Noise","primary_cat":"quant-ph","submitted_at":"2026-06-22T12:24:11+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Two approaches (PTM singular vector optimization and sequential basis matching) allow BB84 and six-state QKD to achieve equivalent key rates over unital channels without a shared reference frame by absorbing frame misalignment into the channel.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.21500","ref_index":4,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Optimal GHZ-State Distribution in LOSR Quantum Networks via Local Decoding from Information Sets","primary_cat":"quant-ph","submitted_at":"2026-06-19T14:53:28+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":8.0,"formal_verification":"none","one_line_summary":"For regular uniform LOSR networks whose incident hyperedges form information sets, local decoders from linear codes convert multipartite source states into GHZ states with fidelity d^{m-M} (optimal at 1/d for complete hypergraphs) without classical communication.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.02990","ref_index":54,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Forward-Assisted Purification: A Spatiotemporal Framework Beyond Conventional Limits","primary_cat":"quant-ph","submitted_at":"2026-06-02T00:53:21+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"Introduces forward-assisted purification via a new spatiotemporal framework that outperforms conventional static purification by up to 50x in copy efficiency and circumvents no-purification theorems for Bell states.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.29787","ref_index":1,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Chain rules for conditional entropies in quantum cryptography: limitations and improvements","primary_cat":"quant-ph","submitted_at":"2026-05-28T11:35:27+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"The authors prove a no-go result on tightening the Dupuis et al. chain rule in the device-independent setting and introduce a new chain rule that slightly improves the Rényi EAT in certain contexts, while unifying existing chain rules.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.29513","ref_index":18,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Performance Analysis of Underwater Quantum Key Distribution Protocols: BB84, SARG04, and BBM92","primary_cat":"quant-ph","submitted_at":"2026-05-28T07:34:00+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"Performance evaluation of three QKD protocols in non-turbulent underwater channels via analytical QBER derivation for BBM92 and Monte Carlo validation across water types.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.25132","ref_index":82,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Resource Management in Heterogeneous Quantum Repeater Networks","primary_cat":"quant-ph","submitted_at":"2026-05-24T15:22:34+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Proposes a heterogeneous quantum repeater network architecture using recursive designs and RuleSets with a new bridging building block, but states that full-scale resource trade-off analysis remains future work.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"enablestoday'scommunicationnetworkstobesupplementedwithquantummechanical phenomena. This includes not only the transmission and reception of quantum infor- mation, typically encoded in qubits, but also the ability to establish entangled states between multiple parties across the network. The most well-known application of quantum communication is quantum key distribu- tion (QKD) [3, 4, 82, 83], which enables two parties in a network to create a shared string of secret classical bits that can later be used as a key for encryption. This task ofestablishingasharedsecretkeycannotbeachievedthroughclassicalcommunication alone. Today, there are deployed networks that support QKD [84-88] (often referred to as QKD networks), along with commercially available quantum sources and detectors"},{"citing_arxiv_id":"2605.13359","ref_index":2,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Distribution of GHz sequential Time-bin Entanglement in a Metropolitan Fiber Network","primary_cat":"quant-ph","submitted_at":"2026-05-13T11:20:00+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"GHz-rate time-bin entangled photons were distributed over 30 km of metropolitan fiber with 93% visibility using standard components.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.23756","ref_index":5,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Verification of Quantum Protocols Adopting Physically Admissible Schedulers","primary_cat":"cs.LO","submitted_at":"2026-04-26T15:11:44+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"lqCCS provides scheduled semantics for quantum processes using physically admissible schedulers, yielding a bisimilarity that is adequate for indistinguishable quantum mixtures and a congruence for parallel composition.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.21791","ref_index":18,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Rigorous Security Proofs for Practical Quantum Key Distribution","primary_cat":"quant-ph","submitted_at":"2026-04-23T15:48:02+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"Rigorous security proofs for variable-length QKD, phase-error bounding with imperfect detectors, marginal-constrained entropy accumulation, and authentication reductions place practical QKD on firmer mathematical ground.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"Despite these advances, post-quantum cryptography remains computational in nature. Its security continues to rely on unproven assumptions about algorithmic hardness. 4 1.3 Quantum Key Distribution In parallel with the development of post-quantum cryptography, a fundamentally different approach to secure communication emerged. In 1984, Bennett and Brassard proposed a new protocol, which now bears their names [ 18] (and for which they were awarded the Turing Award); it uses the principles of quantum mechanics to establish 4 secret keys. This work gave birth to the field of quantum key distribution. The central idea is to encode information into quantum states of light in such a way, that any attempt at stealing this information results in a disturbance of those states."},{"citing_arxiv_id":"2604.16695","ref_index":6,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Gigahertz-rate thin-film lithium niobate receiver for time-bin quantum communication","primary_cat":"quant-ph","submitted_at":"2026-04-17T20:51:57+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"A TFLN photonic chip achieves gigahertz-rate active manipulation of time-bin quantum states, enabling loophole-free entanglement certification and continuous QKD operation at 25 kbit/s.","context_count":1,"top_context_role":"method","top_context_polarity":"use_method","context_text":"incoming photons without post selection due to the active time-bin switching (mode 2) operated by the first stage MZM. The device applies the POVM defined in Eq. (3), corre- sponding to either ˆP+(θ) or ˆP−(θ), depending on the device output port. The phase θ determines the measurement basis and is physically implemented by the unbalanced MZI as a combination of two contributions: θ=θ TPS +θ RF (6) where θTPS is a phase set by the TPS, and θRF is the phase modulation applied by the EO modulator. The basis choice for each user is applied at the repetition rate of the pulsed pump laser (1 GHz) to ensure a random and independent selection for every entangled photon pair. In our setup the EO modulator of the unbalanced MZI is driven by an arbitrary waveform generator (AWG) programmed with a"},{"citing_arxiv_id":"2604.08692","ref_index":8,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Arqon: A suite of control applications enabling a reliable quantum network","primary_cat":"quant-ph","submitted_at":"2026-04-09T18:25:44+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Arqon delivers reliable quantum network service via admission control and scheduling that satisfies defined reliability requirements for accepted demands in static topologies, with O(k^3) and O(N^3) complexity.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"that admission control scales asO(k3)in the number of incoming demandskand schedule computation scales as O(N 3)inthenumberofaccepteddemandstoscheduleN. I. Introduction A quantum network enables users to execute applications that enable new functionalities. These include secure re- motecomputation[3, 18, 23], securecommunicationwhich does not rely on computational assumptions [8, 41], fast coordination of decisions between remote parties without the real-time exchange of messages [51, 36, 89, 19, 96], anonymous leader election [88], and improvements in the precision of metrology [60, 47]. These applications require quantum communication between quantum devices, sup- plementing the classical communication which underpins classical network applications."},{"citing_arxiv_id":"2405.11608","ref_index":17,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Private Delegated Quantum Computing for User-Level and Industry-Level Settings","primary_cat":"quant-ph","submitted_at":"2024-05-19T16:36:16+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"Presents a hierarchy of private delegated quantum computation protocols separating state privacy, transcript ambiguity, and output privacy under stated leakage and collusion assumptions.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2203.03064","ref_index":56,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Complex Field Formulation of the Quantum Estimation Theory","primary_cat":"quant-ph","submitted_at":"2022-03-06T22:34:30+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Presents complex versions of Fisher information matrices and Cramér-Rao bounds for quantum estimation depending on complex parameters.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null}],"limit":50,"offset":0}