Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-01T06:44:23.230283Z
Paper Citation Record · LEDGER
As of 18 August 2026, this Paper Citation Record lists 44 of 44 outbound references and 0 inbound Pith citation observations for arXiv:2607.21836.
A citation records a reference. It does not transfer a finding from one paper to another.
Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-01T06:44:23.230283Z
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-18T06:34:40.430872+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links
A source-named dated measurement, never combined with another source.
Source: cited_works
44 of 44 outbound references displayed
External citation measurements
No source-named external measurement is stored.
Observation 4d5a0120-b002-491f-a28b-8d627a4a138b · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Quantum-enhanced measure- ments: Beating the standard quantum limit,
Reference 1
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation de1a79b1-afb8-4868-9d95-51688fd713ef · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Photonic quantum information pro- cessing: A concise review,
Reference 2
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 4b947e7e-bf62-4bf5-ba09-9c71d2c59d7a · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Quantum fisher information matrix and multiparameter estimation,
Reference 3
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 2d06f5e4-6aac-40e5-83ea-e9fc0a45e247 · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Quantum computational advantage with a pro- grammable photonic processor,
Reference 4
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 4f4a09a0-d09f-4584-944f-09fcc0f3f2dc · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Multipartite entanglement and high-precision metrology,
Reference 5
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 049a6387-cf78-46f3-b82e-7b094b20de4e · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Photonic state tomography,
Reference 6
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 8699c6d5-0524-4435-9e7e-b81f881fbd88 · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Quantum limits in optical interferometry,
Reference 7
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation d26f021b-36f2-4c0a-9be4-28be6f75f61d · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Efficient quantum state tomography,
Reference 8
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 6d9a2796-6aad-43ab-bba5-4466ce8c32c5 · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Quantum state tomography via compressed sensing,
Reference 9
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 52cc214b-6813-4b6e-9377-0b7d16390971 · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Quantum-state estimation,
Reference 10
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation e91ba8ad-b801-42d5-b3a0-ca04ec456344 · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Diluted maximum- likelihood algorithm for quantum tomography,
Reference 11
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 483894c1-ce2d-4c8e-a037-c07676831c4b · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Fast and noise-robust quantum state tomography based on ELM,
Reference 12
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 17058347-773c-41c2-a0d1-863f302d2938 · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Hedged maximum likelihood quantum state estima- tion,
Reference 13
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 9c58e747-f606-4d8d-93e9-b5d3972f1e42 · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Quantum state tomography via linear regression estimation,
Reference 14
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 6e52af88-1c82-4719-adc4-fbd63a1c540e · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Adaptive quantum state tomography via linear regression estimation: Theory and two-qubit experiment,
Reference 15
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 1b589ed3-fb9b-40c5-8693-4507f975ada9 · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Efficient Noisy Quantum State and Process Tomography
Reference 16
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation ab8c35d0-3e63-4f61-94bf-648a57921582 · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Robust quantum state tomography method for quantum sensing,
Reference 17
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 7f8d5c69-b087-4b14-b1f8-d63e1c407d08 · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Experimental ver- ification of threshold quantum state tomography on a fully-reconfigurable photonic integrated circuit,
Reference 18
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation cce4944b-36ee-4ac2-8918-c10a529ab934 · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography A reconfigurable quantum state tomography solver in FPGA,
Reference 19
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 3764a783-744a-4c4d-932a-ff3d2c3c261b · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Machine learning enhanced quantum state tomography on a field-programmable gate array,
Reference 20
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 38a203c2-d53a-4787-af43-6daeb8d20bee · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Paris and J
Reference 21
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation a5be3cf3-e060-4dd1-992b-e2d97fb3c715 · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Efficient method for computing the maximum-likelihood quantum state from measurements with additive gaussian noise,
Reference 22
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation c55856e5-0012-42ed-ab68-92eabe0f78af · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Quantum tomography via compressed sensing: error bounds, sample complexity and efficient estimators,
Reference 23
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 8f5eae1e-06ff-4e30-9160-79feaec956ba · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Fast state tomography with optimal error bounds,
Reference 24
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation fc0631f1-32c6-419e-8cff-7f77daa5b0a9 · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Projected least- squares quantum process tomography,
Reference 25
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation a63f5aa0-da65-4af7-9810-cc6e6e4928eb · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Streaming quantum state purification,
Reference 26
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation d57acbbb-10b5-4c26-bf00-ff00ea4c8f63 · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Optimal, reliable estimation of quantum states,
Reference 27
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 0967fa5e-7390-46e4-b186-dabee32c9092 · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Neural-network quantum state tomography,
Reference 28
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 6fc08e1f-e974-4fbe-9694-520de676059a · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Maximum likelihood quantum state tomography is inadmissible
Reference 29
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 7a2dd7a3-e814-472a-9cd5-3e8a786dc315 · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Robustness analysis in static and dynamic quantum state tomography,
Reference 30
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 2571cb72-0e0e-4e50-a503-46d5a45e2c3a · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Perturbative quantum-state estimation,
Reference 31
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation ed152777-ecb5-4e82-95e0-44d3ce2492bb · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Maximum-likelihood estimation of the density matrix,
Reference 32
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 17878a2a-eb30-4760-b416-0fbb20af8b77 · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Measurement of qubits,
Reference 33
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation deba1a25-907b-4e3d-a1a0-465d01bbeee2 · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Continuous-variable optical quantum- state tomography,
Reference 34
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation c5567f92-080b-4b58-a8f0-e712193d0c8c · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Spectral thresholding quantum tomography for low rank states,
Reference 35
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 559c9445-21bc-4894-bebf-32445684b8ff · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography A comparative study of estimation methods in quantum tomography,
Reference 36
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation aee2118a-4414-4bbd-83d2-84c759ec387a · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Bhatia,Matrix Analysis
Reference 37
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Unavailable: canonical work link unavailable.
Observation a0416874-9ea6-47ba-bf54-5008c49427cc · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography An introduction to matrix concentration inequalities,
Reference 38
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 16713710-eaa3-4307-b088-86ec637b1c1d · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography The transition probability in the state space of a ∗-algebra,
Reference 39
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation dfb1d589-c51a-403c-b834-58940581fada · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Qiskit: An open-source sdk for quantum computing,
Reference 40
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation bdd7083b-e4c1-4f47-9318-187ee8d9ec72 · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Probabilistic error cancellation with sparse pauli–lindblad models on noisy quantum processors,
Reference 41
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 9eda0fc1-1e97-4f52-9f9b-d8f7e61634c2 · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Quantum sensing,
Reference 42
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation a7aaf098-a4bb-4722-9b22-37b376fa4a0f · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Quantum circuit architecture,
Reference 43
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 979e724f-3ee7-46df-abd0-30af2507ba4f · outbound
SSP-QST: Spectral Subspace Purification for Photonic Quantum State Tomography Quantum process tomography of a compressed time evolution circuit on superconducting quantum processors,
Reference 44
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
No inbound Pith citation observations are available.