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Paper Citation Record · LEDGER

Black-hole spectroscopy: quasinormal modes, ringdown stability and the pseudospectrum

As of 8 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 8 inbound Pith citation observations for arXiv:2308.16227.

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

pith.paper-citation-record.v1
2308.16227 v4

Coverage vector

measured 0 of 0 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links

measured 8 of 8 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 8 of 8 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links, observed 2026-08-07T13:41:51.550199Z

measured 0 of 1 external citation measurements

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

Source: arxiv_reference, observed 2026-05-23T04:45:25.073422Z

Reference resolution

0 of 0 outbound references displayed

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External citation measurements

No source-named external measurement is stored.

Outbound references

No outbound reference observations are available for this paper version.

Pith citing papers

Observation 63962a58-13cf-436c-a61c-322fd0d4d9e5 · inbound

Greybody factors, reflectionless scattering modes, and echoes of ultracompact horizonless objects cites this paper.

Greybody factors, reflectionless scattering modes, and echoes of ultracompact horizonless objects Black-hole spectroscopy: quasinormal modes, ringdown stability and the pseudospectrum

Reference 66

Resolution
verified exact
arxiv_id, observed 2026-05-23T04:45:25.076760Z

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=2026-05-23T04:43:04.006726Z digest=sha256:078f44bba559436a786e3c04d99edf9832e8799b58461fa0b21fa115784a3296

Observation 9a5d9317-5f46-4eba-a201-4bdbd5b4529c · inbound

Spectrum instability and greybody factor stability for parabolic approximation of Regge-Wheeler potential cites this paper.

Spectrum instability and greybody factor stability for parabolic approximation of Regge-Wheeler potential Black-hole spectroscopy: quasinormal modes, ringdown stability and the pseudospectrum

Reference 24

Resolution
unresolved
no resolver link, observed 2026-08-07T13:41:51.550199Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-07T13:41:51.550199Z digest=sha256:611f2094813e35c3324eb88fd23a76fda75b348f61aa8557798292782e282c4b

Observation 5b410776-e805-4bd0-97b8-40e8d2d01ef1 · inbound

Black hole optical analogue: photon sphere microlasers cites this paper.

Black hole optical analogue: photon sphere microlasers Black-hole spectroscopy: quasinormal modes, ringdown stability and the pseudospectrum

Reference 50

Resolution
verified exact
arxiv_id, observed 2026-05-19T06:47:07.132871Z

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=2026-05-19T06:46:23.960417Z digest=sha256:c0166f3383d580cbfa3c7549f8c44f1c61c2b97fce99584e0f1c651cf8a886ea

Observation 86f395c1-0828-4e90-858a-626f18e54541 · inbound

Excitation factors for horizonless compact objects: long-lived modes, echoes, and greybody factors cites this paper.

Excitation factors for horizonless compact objects: long-lived modes, echoes, and greybody factors Black-hole spectroscopy: quasinormal modes, ringdown stability and the pseudospectrum

Reference 63

Resolution
verified exact
arxiv_id, observed 2026-05-17T23:22:13.206141Z

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=2026-05-17T23:20:36.030481Z digest=sha256:4bdd7869728c3ecc99a29d152cffd906a2f1af664537d68ecdcbf7f98b719da2

Observation 0666c204-86ca-4b27-b06d-568e8adace13 · inbound

Exceptional line and pseudospectrum in black hole spectroscopy cites this paper.

Exceptional line and pseudospectrum in black hole spectroscopy Black-hole spectroscopy: quasinormal modes, ringdown stability and the pseudospectrum

Reference 27

Resolution
unresolved
no resolver link, observed 2026-08-03T21:08:43.273448Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-03T21:08:43.273448Z digest=sha256:cba255fe1fd3aee2092a8aea3393454dba34b8ef6fa8acadc1ceddff2a272e36

Observation 7969e2e4-1c6f-4738-914f-bcd1bb18004e · inbound

Pseudospectrum and (in)stability of black hole total transmission modes cites this paper.

Pseudospectrum and (in)stability of black hole total transmission modes Black-hole spectroscopy: quasinormal modes, ringdown stability and the pseudospectrum

Reference 46

Resolution
unresolved
no resolver link, observed 2026-08-03T15:37:55.940229Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-03T15:37:55.940229Z digest=sha256:8c0316d85a68dcd0d3582108d8efbeedc457173458f3a4d04ccc2527a6ae9b90

Observation cc513101-8950-4c97-a127-b47dd08ff322 · inbound

Spectral instability of parametrized black hole quasinormal modes in the high-overtone limit via the exact WKB analysis cites this paper.

Spectral instability of parametrized black hole quasinormal modes in the high-overtone limit via the exact WKB analysis Black-hole spectroscopy: quasinormal modes, ringdown stability and the pseudospectrum

Reference 8

Resolution
unresolved
no resolver link, observed 2026-08-03T15:08:52.949512Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-03T15:08:52.949512Z digest=sha256:ba40585eb1bcb0a737d4532dac23dc89b8cb61dcb7a35273dccb8816655cae60

Observation 9f031231-a819-4e9f-929d-e387e1a1f00c · inbound

A cosmology-to-ringdown EFT consistency map for scalar-tensor gravity cites this paper.

A cosmology-to-ringdown EFT consistency map for scalar-tensor gravity Black-hole spectroscopy: quasinormal modes, ringdown stability and the pseudospectrum

Reference 18

Resolution
metadata mismatch
arxiv_id, observed 2026-05-13T05:22:19.280229Z

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=2026-05-13T05:21:04.359571Z digest=sha256:70d54f1eb57516de83140772b510ba77a62f1322afdabaf84b6c3be1945743f2