Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-12T17:34:45.902932Z
Paper Citation Record · LEDGER
As of 17 August 2026, this Paper Citation Record lists 58 of 58 outbound references and 2 inbound Pith citation observations for arXiv:2411.12501.
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 2026-08-12T17:34:45.902932Z
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-17T06:30:58.91139+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-06T17:59:23.725611Z
A source-named dated measurement, never combined with another source.
Source: arxiv_reference, observed 2026-05-12T10:21:28.908509Z
58 of 58 outbound references displayed
External citation measurements
No source-named external measurement is stored.
Observation aa5399a3-00e2-4e4a-b909-6e2975723a83 · outbound
Intrinsic exceptional point -- a challenge in quantum theory On the metric operator for the imaginary cubic oscillator
Reference 1
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 53d74a12-20c5-40d5-b74f-2cbf8693eead · outbound
Intrinsic exceptional point -- a challenge in quantum theory N.; Embree, M
Reference 2
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 757fff32-0961-4f15-8a56-21dd0a0a47a5 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Pseudospectra in n on- Hermitian quantum mechanics
Reference 3
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 28750ddf-4aec-45b1-8e82-8395b5f53a1f · outbound
Intrinsic exceptional point -- a challenge in quantum theory Unresolved cited work
Reference 4
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation f9e7507d-5563-439e-8ee4-b0d7f2c480c1 · outbound
Intrinsic exceptional point -- a challenge in quantum theory M., Boettcher, S
Reference 5
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 40db22e2-9ba6-4675-a789-047b827f6b36 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Unresolved cited work
Reference 6
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 12af7056-895f-4f0d-bda0-f02a86c0f028 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Perturbation Theory for Linear Operators ; Springer: Berlin, Germany, 1966
Reference 7
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 5e9b0722-b02f-4440-a10d-9a044ece409b · outbound
Intrinsic exceptional point -- a challenge in quantum theory IR-truncated $\mathcal{PT}-$symmetric $ix^3$ model and its asymptotic spectral scaling graph
Reference 8
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 6115fd24-0165-4d2a-86d9-f6bba2f5128b · outbound
Intrinsic exceptional point -- a challenge in quantum theory Quasi-Hermitian operators
Reference 9
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 725d062e-a7c2-44c2-aeb1-c496b2889d32 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Quasi-Hermitian Opera- tors in Quantum Mechanics and the Variational Principle
Reference 10
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 307bbd99-06a6-4d0f-a1d1-ae6677210bea · outbound
Intrinsic exceptional point -- a challenge in quantum theory Passage through exceptional point: Case study
Reference 11
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 6e2ea199-2d9e-42db-8633-0ef2cb94ee16 · outbound
Intrinsic exceptional point -- a challenge in quantum theory M.; G¨ unther, U
Reference 12
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation a5c6b7c0-4ccc-409b-a357-9c987a325519 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Diverging eigenvalues in domain truncations of Schroedinger operators with complex potentials
Reference 13
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation e140b466-bd69-468c-85a5-ed64420054a9 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Pseudo-Hermitian Quantum Mechanics
Reference 14
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 5d97a5f6-5960-48d7-b2c8-cf6acd47fc21 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Quantum Mechanics ; North Holland: Amsterdam, The Netherlands, 1961
Reference 15
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 590615f9-7c77-4a77-afa0-25cfd950042b · outbound
Intrinsic exceptional point -- a challenge in quantum theory Complex symmetric Hamiltonians and exceptional points of order four and five
Reference 16
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 65a946d3-8d2d-4288-b6bc-7e87f5e380c8 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Admissible perturbations and false instabilities in PT- symmetric quantum systems
Reference 17
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation abe29a29-efdb-406c-8d1c-cd38f37e7e72 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Znojil, M
Reference 18
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation bb2bca18-76b3-4260-9eab-a2684f394280 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Unresolved cited work
Reference 19
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation b9e31a5b-f0c7-4307-92ce-9c1e869d9fed · outbound
Intrinsic exceptional point -- a challenge in quantum theory Three-Hilbert-Space Formulation of Quantum Mechanics
Reference 20
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 04518f07-9145-48b6-837f-bac3e434e5a2 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Unresolved cited work
Reference 21
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 6cfbd1f5-3ac7-427c-ad66-3759819bcc1d · outbound
Intrinsic exceptional point -- a challenge in quantum theory Making Sense of Non-Hermitian Hamiltonians
Reference 22
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 26ddd60e-e361-4011-b643-d67d71ad537b · outbound
Intrinsic exceptional point -- a challenge in quantum theory Unresolved cited work
Reference 23
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 17bbae10-5a7d-44e6-bc32-fa7f65c2a24d · outbound
Intrinsic exceptional point -- a challenge in quantum theory Local form-subordination condition and rie sz basisness of root systems
Reference 24
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 16567d86-1560-470a-95b9-869fa0bf3e58 · outbound
Intrinsic exceptional point -- a challenge in quantum theory A Krein space approach to PT symmet ry, Czech
Reference 25
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation bc66a71e-211a-4e46-88ee-967874f5db9f · outbound
Intrinsic exceptional point -- a challenge in quantum theory Non- Selfadjoint Operators in Quantum Physics: Mathematical As pects; Wiley: Hoboken, NJ, USA, 2015
Reference 26
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation c41c5783-9045-4f68-b216-0f74e2aca6a2 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Pseudo-Hermitian random-matrix models : General formalism
Reference 27
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 4979ae51-919a-42cf-b876-657394e1490b · outbound
Intrinsic exceptional point -- a challenge in quantum theory PT Symmetry in Quantum and Classical Physics ; World Scientific: Singapore, 2018
Reference 28
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 35efa33a-a817-4d70-b2ad-44ce52708639 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Parity-time Symmetry and Its Applications; Springer: Singapore, 2018
Reference 29
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 751d3607-895b-4a1e-9f2e-27b9559de71e · outbound
Intrinsic exceptional point -- a challenge in quantum theory Unresolved cited work
Reference 30
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 4eeca48f-4c24-463d-afc6-89a1f9e91e51 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Strong-coupling ex- pansions for the PT-symmetric oscillators V (r) = aix+b(ix)2 +c(ix)3
Reference 31
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 83750065-9d7f-42a5-bf6f-47fea1eabb6c · outbound
Intrinsic exceptional point -- a challenge in quantum theory General theory of spin-wave interactions
Reference 32
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation a68a4f23-f427-490f-9ce3-42fdf8b91bd3 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Unresolved cited work
Reference 33
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation d41bdee4-0f12-451a-b989-8d517ad5c0ec · outbound
Intrinsic exceptional point -- a challenge in quantum theory M.; Milton, K
Reference 34
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation f2102153-8f49-46b2-bcbf-57a7d8931ae7 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Non-Hermitian Quantum Mechanics ; CUP: Cambridge, UK, 2011
Reference 35
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 7102e001-ed28-4f6e-a2ac-b3feec831f5c · outbound
Intrinsic exceptional point -- a challenge in quantum theory Equivalence of unstable anharmonic osc illa- tors and double wells
Reference 36
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 6eaaa9f4-a860-4721-8d22-4878046b6fa5 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Approximations of spectra of Schr¨ odinger operators with complex potentials onRd
Reference 37
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 10004b3c-780b-4191-86ba-d5ad13cad9e3 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Time-dependent version of cryptohermitian quantum the- ory
Reference 38
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation c656df8b-f3ff-4e92-8727-0fe6672c91b5 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Unresolved cited work
Reference 39
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 6eda40ec-a7d2-4a2b-9e2e-b37918177483 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Non-Hermitian interaction representation and its use in relativistic quantum mechanics
Reference 40
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 3ed1dc74-d40f-47ee-ba4f-a252ffd08f32 · outbound
Intrinsic exceptional point -- a challenge in quantum theory On the invariant meth od for the time-dependent non-Hermitian Hamiltonians
Reference 41
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 416199a8-edfb-46ec-962b-e6c16773705e · outbound
Intrinsic exceptional point -- a challenge in quantum theory F.; Znojil, M
Reference 42
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 46b1a81c-eafb-45b6-a3f3-2a508a05dc41 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Einstein’s Quantum Elevator: Hermitization of Non- Hermitian Hamiltonians via a generalized vielbein Formalism
Reference 43
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation abdc8858-8f62-4eab-bc79-9ffca4b32916 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Unified theory of nuclear reactions
Reference 44
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 9b990c5b-e632-4f0e-82d6-f1b2810acee5 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Algebras of unbounded operators and physical a pplica- tions: a survey
Reference 45
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation f51dbf37-2d0a-4bfa-bc0b-fe53927fe658 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Quantum catastrophes: a case study
Reference 46
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation e1b11429-315f-47d6-b7cb-6d4522150c7b · outbound
Intrinsic exceptional point -- a challenge in quantum theory Composite quantum Coriolis forces
Reference 47
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 29dc6d0b-a0ed-483d-9fc0-124cb244b0ff · outbound
Intrinsic exceptional point -- a challenge in quantum theory Hybrid form of quantum theory with non-Hermitian Ham il- tonians
Reference 48
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation df49befb-d12e-4d40-b6b4-38521f24af04 · outbound
Intrinsic exceptional point -- a challenge in quantum theory F.; Mateo, J
Reference 49
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation dc79fce7-5937-439b-90f3-dd224f697ae6 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Exact analytical solutions for time-depende nt Her- mitian Hamiltonian systems from static unobservable non-Hermitian Hamiltonians
Reference 50
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation f90445bf-b3df-4d19-9d4d-39fb978e21cb · outbound
Intrinsic exceptional point -- a challenge in quantum theory Y.; Miranowicz, A.; Chen, Y
Reference 51
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 4a874237-0e76-4f49-8d41-dcea18d3490a · outbound
Intrinsic exceptional point -- a challenge in quantum theory Bender-Wu branch points in the cubic oscillator
Reference 52
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 59578a47-fcf9-4556-aa55-00f82eaf1a67 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Exceptional points - their universal occurrence an d their physical significance
Reference 53
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 1041dfd4-3170-4402-99a2-7db7e3b25b5b · outbound
Intrinsic exceptional point -- a challenge in quantum theory The physics of exceptional points
Reference 54
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation f64654ec-a3a5-4fd5-ba66-d789edd98107 · outbound
Intrinsic exceptional point -- a challenge in quantum theory Unresolved cited work
Reference 55
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 558fd8a2-713e-40cd-b299-2afddabaf373 · outbound
Intrinsic exceptional point -- a challenge in quantum theory From PT-symmetric quantum m e- chanics to conformal field theory
Reference 56
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 1d2fda1d-5b1b-42a7-87ad-1b89e4eda366 · outbound
Intrinsic exceptional point -- a challenge in quantum theory hidden form of Hermiticity
Reference 57
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 45402804-bec0-4e95-83b9-fa46dadff2b6 · outbound
Intrinsic exceptional point -- a challenge in quantum theory much stronger than
Reference 58
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 017882c5-761f-40fc-92f7-428f371f1558 · inbound
Construction of maximally non-Hermitian potentials under unbroken PT-symmetry constraint Intrinsic exceptional point -- a challenge in quantum theory
Reference 8
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 224f7694-e114-47d1-8c38-5dd31bdef470 · inbound
Hypergeometric Functions of Nilpotent Operators: Functional Collapse and Structural Depth at Exceptional Points Intrinsic exceptional point -- a challenge in quantum theory
Reference 14
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.