Pith. sign in

Paper Citation Record · LEDGER

1-D Schr\"odinger operator on a star graph with nondefinite weight function

As of 8 August 2026, this Paper Citation Record lists 34 of 34 outbound references and 0 inbound Pith citation observations for arXiv:2505.22901.

A citation records a reference. It does not transfer a finding from one paper to another.

pith.paper-citation-record.v1
2505.22901 v2

Coverage vector

measured 34 of 34 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links, observed 2026-08-07T13:12:34.817865Z

measured 34 of 34 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-08-08T06:32:00.761636+00:00

measured 0 of 0 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links

measured 0 of 1 external citation measurements

A source-named dated measurement, never combined with another source.

Source: cited_works

Reference resolution

34 of 34 outbound references displayed

  • verified exact0
  • verified fuzzy31
  • unresolved3
  • parse uncertain0
  • malformed identifier0
  • metadata mismatch0

External citation measurements

No source-named external measurement is stored.

Outbound references

Observation cacfcfb2-f90a-499f-9128-b0cc330a52cd · outbound

This paper cites I., and Glazman, I.

1-D Schr\"odinger operator on a star graph with nondefinite weight function I., and Glazman, I

Reference 1

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:41.299983Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:31.805160Z digest=sha256:a8a2be2aa4bb07dfe8e6034dc8c516433c9807fe07df79580458e982797cbb68

Observation 9da059a3-3ff9-4163-a6e5-50ab444ef2ee · outbound

This paper cites Linear operators on Krein spaces.

1-D Schr\"odinger operator on a star graph with nondefinite weight function Linear operators on Krein spaces

Reference 2

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:41.043775Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:31.912791Z digest=sha256:5cf948c076b53e44b8554c748baaaedbafc103f3f43c098941110bb27c5e0311

Observation 0df8edfc-9256-4434-b247-4f49d566e3e4 · outbound

This paper cites Y., and Iokhvidov, I.

1-D Schr\"odinger operator on a star graph with nondefinite weight function Y., and Iokhvidov, I

Reference 3

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:40.818403Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:32.008305Z digest=sha256:5de303b3e0987242d3077ba07f1c803a4ddf0e9c2940035e7decf02634e7dc96

Observation a89cbe35-8f58-4b2d-9527-b54edafdc90a · outbound

This paper cites Sharp eigen- value estimates for rank one perturbations of nonnegative operators in Krein spaces.

1-D Schr\"odinger operator on a star graph with nondefinite weight function Sharp eigen- value estimates for rank one perturbations of nonnegative operators in Krein spaces

Reference 4

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:40.688589Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:32.093332Z digest=sha256:62ad9dd4c4a90b9db767febf4be51483f4a0e8bf26be441c7952865520071432

Observation 5e4d567b-ddc5-4b1b-9ed7-4b0ecd149544 · outbound

This paper cites Introduction to quantum graphs , vol.

1-D Schr\"odinger operator on a star graph with nondefinite weight function Introduction to quantum graphs , vol

Reference 5

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:40.552627Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:32.175541Z digest=sha256:0d8fd2ef2875cef9eb95875fa5e18f3c2f25fb1f1608e226e5a92853082601f4

Observation 8426d220-9e26-440b-8119-316ba00efc21 · outbound

This paper cites Hilbert space operators in quantum physics , 2nd ed.

1-D Schr\"odinger operator on a star graph with nondefinite weight function Hilbert space operators in quantum physics , 2nd ed

Reference 6

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:40.406890Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:32.257397Z digest=sha256:afce5979994b5e917efc6516e67ada4e506145a8cc4abee69927be76c287fdf5

Observation fc59b037-27fb-48c7-bb70-afcc71de95c7 · outbound

This paper cites Indefinite inner product spaces.

1-D Schr\"odinger operator on a star graph with nondefinite weight function Indefinite inner product spaces

Reference 7

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:40.234551Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:32.340120Z digest=sha256:0e6b54cf077133a607958629e59234cd94119340402849ac3ae379ddcc27fc48

Observation 9fef61a6-be26-4294-894b-d369d3e8f070 · outbound

This paper cites On the regularity of the critical point infinity of definitizable operators.

1-D Schr\"odinger operator on a star graph with nondefinite weight function On the regularity of the critical point infinity of definitizable operators

Reference 8

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:40.051171Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:32.413675Z digest=sha256:3e83a7d4b4e2bf3fd71499f6fb8616e4844240388ef1bf1d10862b479f805c0c

Observation 8b890e39-b2b9-462c-8095-85a0dc8c85ba · outbound

This paper cites Indefinite Sturm-Liouville operators in polar form.

1-D Schr\"odinger operator on a star graph with nondefinite weight function Indefinite Sturm-Liouville operators in polar form

Reference 9

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:39.835661Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:32.482095Z digest=sha256:29e04a657daaf875d36d9bd2d253a096d23dea0fb184407bfc01a89610e6a4cc

Observation 8bea5a96-5f5c-44bd-830c-8c72bdccd54a · outbound

This paper cites A Kre˘in space approach to symmetric ordinary differential operators with an indefinite weight function.

1-D Schr\"odinger operator on a star graph with nondefinite weight function A Kre˘in space approach to symmetric ordinary differential operators with an indefinite weight function

Reference 10

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:39.615645Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:32.567840Z digest=sha256:547bad13c2d4478c030478d0550c5ed5d6669562fd8cc95cd458980aaa267513

Observation 94c4bd05-3980-4c14-86a1-5f091112cd44 · outbound

This paper cites A Krein space approach to elliptic eigenvalue problems with indefinite weights.

1-D Schr\"odinger operator on a star graph with nondefinite weight function A Krein space approach to elliptic eigenvalue problems with indefinite weights

Reference 11

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:39.426057Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:32.634193Z digest=sha256:26be6a5216b162aee44cbfc9269ab3d1f5b13714bbf4f751a71700c653e766de

Observation 330ce8c2-2599-4cf1-8911-8feaa1df642e · outbound

This paper cites The operator (sgn x)d2/dx2 is similar to a selfadjoint operator in L2(R).

1-D Schr\"odinger operator on a star graph with nondefinite weight function The operator (sgn x)d2/dx2 is similar to a selfadjoint operator in L2(R)

Reference 12

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:39.248366Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:32.731089Z digest=sha256:84f9eaf4287eb344c05e5ebe10040d807dfb66be6f556e876ef3b38c7ff9bba7

Observation 88a7f4a7-be34-49cc-a167-802b9454dcfb · outbound

This paper cites an unresolved cited work.

1-D Schr\"odinger operator on a star graph with nondefinite weight function Unresolved cited work

Reference 13

Resolution
unresolved
raw_fallback, observed 2026-08-07T13:12:39.125967Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:32.803957Z digest=sha256:42e01c5e31589907032a865b80ecb58cf856bdfef89427f3589d758b6dbce79f

Observation 247ad141-e243-40b7-ac96-49250bf0edaf · outbound

This paper cites On Weyl function and generalized resolvents of a Hermitian operator in a Krein space.

1-D Schr\"odinger operator on a star graph with nondefinite weight function On Weyl function and generalized resolvents of a Hermitian operator in a Krein space

Reference 14

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:38.912620Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:32.931461Z digest=sha256:9b71fa37e5735869bb81efe69faa7c5223eed55b4620bc074fa86d890fa81638

Observation d646fb51-6e80-417a-b5f1-79584066c775 · outbound

This paper cites an unresolved cited work.

1-D Schr\"odinger operator on a star graph with nondefinite weight function Unresolved cited work

Reference 15

Resolution
unresolved
raw_fallback, observed 2026-08-07T13:12:38.734132Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:33.004447Z digest=sha256:0b3c3b0bb49ecd21bf44d9ab038265b785fa796d025ac93fbc3a658058b62fcb

Observation d6d66f80-8dc2-4ac3-8a3c-bbcdbf708c2b · outbound

This paper cites A., and Malamud, M.

1-D Schr\"odinger operator on a star graph with nondefinite weight function A., and Malamud, M

Reference 16

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:38.540690Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:33.112729Z digest=sha256:185304d5471fed7b414df0a5d8e24b045097ff30352908e3dacdad5ade0b6fbd

Observation e5c435da-f6ea-4e8e-ad96-b382a21523f8 · outbound

This paper cites The critical point infinity associated with indefinite Sturm-Liouville problems.

1-D Schr\"odinger operator on a star graph with nondefinite weight function The critical point infinity associated with indefinite Sturm-Liouville problems

Reference 17

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:38.321374Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:33.202063Z digest=sha256:667d2f5bf4b50aa3722fba91e437538c25a928204ae6d21507f93dc26b75dad0

Observation 6e9afe07-2c97-46c3-b2a1-5d88594d51f7 · outbound

This paper cites An indefinite excursion in operator theory.

1-D Schr\"odinger operator on a star graph with nondefinite weight function An indefinite excursion in operator theory

Reference 18

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:38.115013Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:33.315641Z digest=sha256:14655b71b8c379e9c8fd8b9ea08978cb9ed2421660ef3084cee4a1cf3ccf930c

Observation 9e9cf550-d779-4346-9543-379855e7a593 · outbound

This paper cites C., and Krein, M.

1-D Schr\"odinger operator on a star graph with nondefinite weight function C., and Krein, M

Reference 19

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:37.854906Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:33.410580Z digest=sha256:186f6739130a1e4a9e78cb550b04ebb46d08f846e0ebc82b17c4af540188f606

Observation f40db055-215b-4de0-b0c1-b8b7394a9bca · outbound

This paper cites I., and Gorbachuk, M.

1-D Schr\"odinger operator on a star graph with nondefinite weight function I., and Gorbachuk, M

Reference 20

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:37.658759Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:33.475679Z digest=sha256:e0d2c53af27b2a7481b9f87056dc7fec8187405089047a6d67e7ac883d2c00ea

Observation 4f83a074-b40e-413a-9328-c7f552934104 · outbound

This paper cites Non-self-adjoint graphs.

1-D Schr\"odinger operator on a star graph with nondefinite weight function Non-self-adjoint graphs

Reference 21

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:37.497311Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:33.569594Z digest=sha256:d5d09901fe5a3767c95ff1f64db8655c56d75947dad63645750b8a57303ab917

Observation 5f88cb8e-32bd-4025-ae6d-9bba0f9bcd86 · outbound

This paper cites S., Krein, M.

1-D Schr\"odinger operator on a star graph with nondefinite weight function S., Krein, M

Reference 22

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:37.338873Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:33.642649Z digest=sha256:71190c254fa811a29c3afcdf329f36ac64c48ec918d95db5941cf8507bfd3ddb

Observation 43a4d8c0-32ef-41af-bbf0-80ff7b8e6fd5 · outbound

This paper cites Perturbation theory for linear operators , second ed.

1-D Schr\"odinger operator on a star graph with nondefinite weight function Perturbation theory for linear operators , second ed

Reference 23

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:37.121261Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:33.740965Z digest=sha256:3c09d624354b7248706f1cc3bdcab9657a6bc5889e473d7a96553fbd9072bb46

Observation fd2508b6-1ae4-4433-8af6-be35f3888a61 · outbound

This paper cites Kirchhoff’s rule for quantum wires.

1-D Schr\"odinger operator on a star graph with nondefinite weight function Kirchhoff’s rule for quantum wires

Reference 24

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:36.880751Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:33.820343Z digest=sha256:2456a6cf9545c0a39469109034e60d94196cc17c8e265685934d1bcfa5c46c3e

Observation ddd4e480-98c4-40fc-8028-6ea4b69702b3 · outbound

This paper cites an unresolved cited work.

1-D Schr\"odinger operator on a star graph with nondefinite weight function Unresolved cited work

Reference 25

Resolution
unresolved
raw_fallback, observed 2026-08-07T13:12:36.567428Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:33.906141Z digest=sha256:2dceb4f45baa9670fbbdbbaec9ad5b9a9d401a5d71ec511e75ba65113c80e6c3

Observation 5b403c70-a7d6-48ba-aacd-448fde78c8b4 · outbound

This paper cites Spectral geometry of graphs , vol.

1-D Schr\"odinger operator on a star graph with nondefinite weight function Spectral geometry of graphs , vol

Reference 26

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:36.366120Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:34.007877Z digest=sha256:30d3364bffa362d896334042b47ba87ac413d43350c3d20dc4b42cb320e9a17a

Observation 10538372-cc8e-41f3-b233-854833bf9b76 · outbound

This paper cites Spektralfunktionen einer Klasse J-selbstadjungierter Operatoren.

1-D Schr\"odinger operator on a star graph with nondefinite weight function Spektralfunktionen einer Klasse J-selbstadjungierter Operatoren

Reference 27

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:36.095428Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:34.152881Z digest=sha256:791fea75a228624b94eb12c688054801aad40aaa1146a3ceb5d7b864220770a0

Observation 0db4b296-dd37-4a4e-976d-4b78b1c37b99 · outbound

This paper cites ¨Uber eine Klasse polynomialer Scharen selbstadjungierter Operatoren im Hilber- traum.

1-D Schr\"odinger operator on a star graph with nondefinite weight function ¨Uber eine Klasse polynomialer Scharen selbstadjungierter Operatoren im Hilber- traum

Reference 28

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:35.927940Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:34.230133Z digest=sha256:b82320b02144838926cbfbd8d692aea8cb8dc4eeda34c0e292531cd02f379e1d

Observation 4d2b02ca-96a9-49e4-9972-f5f720426f81 · outbound

This paper cites ¨Uber eine Klasse polynomialer Scharen selbstadjungierter Operatoren im Hilber- traum.

1-D Schr\"odinger operator on a star graph with nondefinite weight function ¨Uber eine Klasse polynomialer Scharen selbstadjungierter Operatoren im Hilber- traum

Reference 29

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:35.776600Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:34.288587Z digest=sha256:eb8e917d2b440ef84d5170a66d71221af65ca0d998864cdc8473ffed71cda12f

Observation eef3e829-7cb5-47f0-807c-d23677cb32d3 · outbound

This paper cites Zur Spektraltheorie polynomialer Scharen selbstadjungierter Operatoren.

1-D Schr\"odinger operator on a star graph with nondefinite weight function Zur Spektraltheorie polynomialer Scharen selbstadjungierter Operatoren

Reference 30

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:35.650199Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:34.372130Z digest=sha256:9b6546ca4a0ecebfd9766d5395334361cbf25fa2ebf17af71d96b70053fb6cda

Observation 09211690-5af5-4da1-b6b0-bdca8e64ee10 · outbound

This paper cites Spectral functions of definitizable operators in Krein spaces.

1-D Schr\"odinger operator on a star graph with nondefinite weight function Spectral functions of definitizable operators in Krein spaces

Reference 31

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:35.521588Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:34.487397Z digest=sha256:af0bafb9967f13b7fe77b71fe0b2f3122f7accb0604697b06cc2b18189278535

Observation 10261092-a2fa-4601-b1bf-0f5fd9fd3eff · outbound

This paper cites Spektraltheorie linearer Operatoren in J-R¨ aumen and einige Anwendungen auf die Schar L(λ) = λ2I + λb + c, Habilitationsschrift, Technische Universit¨ at Dresden, 1965.

1-D Schr\"odinger operator on a star graph with nondefinite weight function Spektraltheorie linearer Operatoren in J-R¨ aumen and einige Anwendungen auf die Schar L(λ) = λ2I + λb + c, Habilitationsschrift, Technische Universit¨ at Dresden, 1965

Reference 32

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:35.346423Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:34.608220Z digest=sha256:72230f42c10ea735783f2e9bfeea5af60c191c2dedba52c0fb6b7f8704321b01

Observation cde04ea1-8e6c-4a7b-9386-3e1b508643de · outbound

This paper cites Spectral analysis of second order operators with sign-changing coefficients on general compact graphs, submitted 2024.

1-D Schr\"odinger operator on a star graph with nondefinite weight function Spectral analysis of second order operators with sign-changing coefficients on general compact graphs, submitted 2024

Reference 33

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T13:12:35.188960Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:34.726650Z digest=sha256:47b9b5ddcceb1a08ca6f8ef3fa9eabd3d2cc368515430054574a3bf498195434

Observation 3b706b2f-ea15-4317-ba47-80104cc31afa · outbound

This paper cites Quasi-hermitian operators in quantum mechanics and the variational principle.

1-D Schr\"odinger operator on a star graph with nondefinite weight function Quasi-hermitian operators in quantum mechanics and the variational principle

Reference 34

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verified fuzzy
raw_fallback, observed 2026-08-07T13:12:34.998921Z

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No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.

source=pdf_text observed=2026-08-07T13:12:34.817865Z digest=sha256:3b3eedd97b19e5aef45912f034ee3b3791b417434ae2e3dcb47c9671bcebc622

Pith citing papers

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