Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
As of 14 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 45 inbound Pith citation observations for arXiv:astro-ph/9912263.
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
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-14T06:32:32.682623+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-14T04:48:00.594202Z
A source-named dated measurement, never combined with another source.
Source: pith, observed 2026-07-04T04:59:36.003472Z
0 of 0 outbound references displayed
External citation measurements
No source-named external measurement is stored.
No outbound reference observations are available for this paper version.
Observation cbd35416-18e0-44f8-aa6d-9eac060d42b9 · inbound
Influence of Observer Inclination and Spacetime Structure on Photon Ring Observables Viewing the Shadow of the Black Hole at the Galactic Center
Reference 9
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 8d4ac9fc-623a-4099-afd5-6f0f8624665b · inbound
Employing shadow radius to constrain extra dimensions in black string space-time with dark matter halo Viewing the Shadow of the Black Hole at the Galactic Center
Reference 3
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation b6085b40-ee45-4675-93ef-0c00053b6747 · inbound
Thermodynamics and Shadows of Kerr black holes endowed with a global monopole charge Viewing the Shadow of the Black Hole at the Galactic Center
Reference 32
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 163b6e43-e581-4ace-8269-71ffe432c0bd · inbound
Gravitational Lensing by Black Holes in Einstein-nonlinear Electrodynamic Theories with Multiple Photon Spheres Viewing the Shadow of the Black Hole at the Galactic Center
Reference 38
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 3060594b-3962-4b2f-9668-aee40c37bae8 · inbound
Optical images of the Kerr-Sen black hole and thin accretion disk Viewing the Shadow of the Black Hole at the Galactic Center
Reference 12
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation b2a44151-5214-4143-9461-133ed8db7f85 · inbound
Optical Characteristics of the Kerr-Bertotti-Robinson Black Hole Viewing the Shadow of the Black Hole at the Galactic Center
Reference 4
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 758dc50a-4774-44d8-99ba-5212ed86be28 · inbound
Tidal perturbations of an extreme mass ratio inspiral around a Kerr black hole Viewing the Shadow of the Black Hole at the Galactic Center
Reference 82
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation bcc7aadb-2beb-45f4-8fb0-cc2dd4ca89c8 · inbound
Bounds on the photon sphere radius for spherically symmetric black holes in n-dimensional Einstein gravity Viewing the Shadow of the Black Hole at the Galactic Center
Reference 5
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation 1b3b1468-a0ae-470b-9487-702c083b23dc · inbound
Rotating Black Holes with Primary Scalar Hair: Shadow Signatures in Beyond Horndeski Gravity Viewing the Shadow of the Black Hole at the Galactic Center
Reference 71
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation 29411b1f-578c-4f7b-bc22-5ae02cb263d1 · inbound
Breathing Black Hole Shadows in Modified Gravity (MOG) Viewing the Shadow of the Black Hole at the Galactic Center
Reference 9
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 84fa47c5-4be2-496f-80bf-d2ba7cef4132 · inbound
Shadows of Giants: Constraints on Stupendously Large Black Holes from Negative Sources against the Cosmic Microwave Background Viewing the Shadow of the Black Hole at the Galactic Center
Reference 8
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation c2e2b152-bacb-4d27-851d-ca097f0ffae9 · inbound
Strong-deflection expansion of the deflection angle near a degenerate photon sphere Viewing the Shadow of the Black Hole at the Galactic Center
Reference 7
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation 620969e5-94d8-4b37-a4b1-ad5c35b3279b · inbound
Unveiling Inner Shadows and Polarization Signatures of Rotating Einstein-Gauss-Bonnet Black Holes Viewing the Shadow of the Black Hole at the Galactic Center
Reference 2
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation f16ea4e6-5b24-4a6a-a421-86e265f8f504 · inbound
Observational constraints on nonlocal black holes via gravitational lensing Viewing the Shadow of the Black Hole at the Galactic Center
Reference 92
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation 9a38d89c-0a0d-41bf-bc4f-6358ac29e891 · inbound
Probing Kalb-Ramond gravity with charged rotating black holes: constraints from EHT observations Viewing the Shadow of the Black Hole at the Galactic Center
Reference 56
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation 94426e46-579f-4b13-972d-3fcd0530d8d7 · inbound
From Ringdown to Lensing: Analytic Eikonal Modes of Quasi-Topological Regular Black Holes Viewing the Shadow of the Black Hole at the Galactic Center
Reference 37
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation bd76f209-ea7c-4bf4-a483-c87a9056424b · inbound
A First-Order Eikonal Framework for Quasinormal Modes, Shadows, Strong Lensing, and Grey-Body Factors in a Scalarized Black-Hole Metric Viewing the Shadow of the Black Hole at the Galactic Center
Reference 53
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation 4eb87813-9ba4-4bb7-9a9f-a817bab0e1d4 · inbound
A First-Order Eikonal Framework for Quasinormal Modes, Shadows, Strong Lensing, and Grey-Body Factors in a Scalarized Black-Hole Metric Viewing the Shadow of the Black Hole at the Galactic Center
Reference 53
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation 64fb3f68-25b8-41db-a1ee-adadf6022972 · inbound
Regular Black Holes in General Relativity from Nonlinear Electrodynamics with de Sitter Cores Viewing the Shadow of the Black Hole at the Galactic Center
Reference 58
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation f3061492-9116-4aa4-b617-266cbfe71d6d · inbound
Regular Black Holes in General Relativity from Nonlinear Electrodynamics with de Sitter Cores Viewing the Shadow of the Black Hole at the Galactic Center
Reference 58
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation ba2bbb55-7281-4282-8896-8553ae4e8a87 · inbound
Reshaping the inner shadow of a Kerr black hole by a torn accretion disk Viewing the Shadow of the Black Hole at the Galactic Center
Reference 1
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation cd446eb6-23a9-4949-b2f6-85cebcc82c33 · inbound
Photon Propagation and Black Hole Imaging in Kruglov Nonlinear Electrodynamics Viewing the Shadow of the Black Hole at the Galactic Center
Reference 13
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation 09d639fa-f241-43e1-aabd-b0633b493c43 · inbound
Photon Propagation and Black Hole Imaging in Kruglov Nonlinear Electrodynamics Viewing the Shadow of the Black Hole at the Galactic Center
Reference 13
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation fda4a8fa-b759-4099-97a7-82b5790216f7 · inbound
Photon Propagation and Black Hole Imaging in Kruglov Nonlinear Electrodynamics Viewing the Shadow of the Black Hole at the Galactic Center
Reference 13
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 58fa7ea9-941f-4fb0-9484-72cb8a8c9ef0 · inbound
Photon Surfaces in Higher-Curvature Gravity: Implications for Quasinormal Modes and Gravitational Lensing Viewing the Shadow of the Black Hole at the Galactic Center
Reference 7
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation 92cce7a7-705f-4961-aa4e-20f79a673851 · inbound
Photon Surfaces in Higher-Curvature Gravity: Implications for Quasinormal Modes and Gravitational Lensing Viewing the Shadow of the Black Hole at the Galactic Center
Reference 7
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation f6a9b33b-c876-4dcc-a6a0-fd98f84fbe04 · inbound
Strong-field signatures of a regular black hole in an Einasto dark matter halo Viewing the Shadow of the Black Hole at the Galactic Center
Reference 8
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation 5f15b954-97bb-4765-9a90-836fdb6b5e72 · inbound
A note on methods for computing the critical curve of Kerr-like black holes Viewing the Shadow of the Black Hole at the Galactic Center
Reference 14
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation 0672ab3c-7a60-4534-9626-561452fd1fec · inbound
Optical Appearance of the Kerr-Bertotti-Robinson Black Hole with a Magnetically Driven Synchrotron Emissivity Model Viewing the Shadow of the Black Hole at the Galactic Center
Reference 9
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation ef430959-0ddc-47b2-ae19-c4b582046218 · inbound
Regular black hole solutions and the quark chemical potential at the QCD phase transition Viewing the Shadow of the Black Hole at the Galactic Center
Reference 7
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation d55589ff-8207-4995-8a1c-6a5bd1676071 · inbound
Shadow, acoustic redshift, and transfer observables of Lorentz-violating rotating acoustic black holes Viewing the Shadow of the Black Hole at the Galactic Center
Reference 44
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation c404a0b9-f657-4b11-a4e1-2a69cf740604 · inbound
Probing Effective Field Theory Corrections with Quasinormal Modes and Gravitational Lensing in Reissner-Nordstr\"om Black Holes Viewing the Shadow of the Black Hole at the Galactic Center
Reference 4
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation f9d25521-d7fd-43a1-aff4-212a136060df · inbound
A perturbative geometric approach for photon spheres, massive particle surfaces and black hole shadows with mass variations Viewing the Shadow of the Black Hole at the Galactic Center
Reference 4
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation 3745d2b3-7d74-429a-9258-040c624a2cf5 · inbound
Constraining the jet base emission of M87* with past and future Event Horizon Telescope observations Viewing the Shadow of the Black Hole at the Galactic Center
Reference 7
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation fe76e94c-3589-4ff7-be86-649071c86267 · inbound
Polarization-Dependent Photon Propagation, Quasinormal Modes, and Gravitational Lensing in Higher-Curvature Effective Theories Viewing the Shadow of the Black Hole at the Galactic Center
Reference 19
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation d59e51e0-475e-4614-b705-279ad73fd505 · inbound
Constitutive birefringence and critical curves in the rotating Garc\'ia--D\'iaz black hole Viewing the Shadow of the Black Hole at the Galactic Center
Reference 39
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation 3aff59d6-14a2-4ab7-9119-2b02790dfc26 · inbound
Polarization-dependent observational signatures of Weyl-coupled photons around a black hole Viewing the Shadow of the Black Hole at the Galactic Center
Reference 31
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 2debf987-8c31-4d55-8314-27e8e27c0a9d · inbound
Dark matter environments and safeguards for spacetime inference from horizon scale interferometry Viewing the Shadow of the Black Hole at the Galactic Center
Reference 69
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation b3f0bd7f-2e75-4eb5-a88d-fa8d14408193 · inbound
Analytical Study of Deflection Angle and Time Delay in Kerr Spacetime with Modified Propagation Viewing the Shadow of the Black Hole at the Galactic Center
Reference 15
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 6d8bbb71-fd03-474e-8350-fa3ee71fd4d8 · inbound
Shadow of the generalized Vaidya black hole Viewing the Shadow of the Black Hole at the Galactic Center
Reference 37
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 1762efec-480e-41bb-b8e4-1c6de5391e9c · inbound
Static spheres in black hole spacetimes: pairing, energy conditions, and an upper bound on the innermost radius Viewing the Shadow of the Black Hole at the Galactic Center
Reference 31
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 5378e856-9fcb-4e0f-97e3-0b2af57b08b7 · inbound
Viscosity effects on the shadow of a non-rotating black hole Viewing the Shadow of the Black Hole at the Galactic Center
Reference 10
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 827cd274-af76-4d5a-bee0-e4b967304c22 · inbound
The glow of eternal black holes Viewing the Shadow of the Black Hole at the Galactic Center
Reference 28
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 173d5b61-b92c-46e8-9328-247670bb0bd9 · inbound
Construction of an analytic multi-component accretion environment and its application to Kerr black hole imaging Viewing the Shadow of the Black Hole at the Galactic Center
Reference 13
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation fce868ef-c904-4ef0-8edc-966c56dc51b4 · inbound
EFT Corrections to Photon Propagation and Gravitational Lensing in an Ellis-Bronnikov Wormhole Viewing the Shadow of the Black Hole at the Galactic Center
Reference 1
Source-reported events for the cited work
Unavailable: canonical work link unavailable.