Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
As of 7 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 8 inbound Pith citation observations for arXiv:2104.08703.
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 2026-08-07T06:34:17.273281+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-07T13:46:33.878488Z
A source-named dated measurement, never combined with another source.
Source: arxiv_reference, observed 2026-05-11T09:46:01.098184Z
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 e79e413b-8aea-47a4-94d9-6cebf9f1811b · inbound
Testing Extended Theories of Gravity via Black Hole Photon Rings Photon Spheres and Spherical Accretion Image of a Hairy Black Hole
Reference 60
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation da124eaa-7e50-4f89-8c06-5e8111789592 · inbound
Spin-induced Scalarized Black Holes in Einstein-Maxwell-scalar Models Photon Spheres and Spherical Accretion Image of a Hairy Black Hole
Reference 42
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation a8ac9a0c-d630-40e1-9177-7b960881a1ac · inbound
Shadow constraints of charged black hole with scalar hair and gravitational waves from extreme mass ratio inspirals Photon Spheres and Spherical Accretion Image of a Hairy Black Hole
Reference 78
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 36441825-a989-46d9-b322-d402a631ff25 · inbound
Gravitational Lensing by Black Holes in Einstein-nonlinear Electrodynamic Theories with Multiple Photon Spheres Photon Spheres and Spherical Accretion Image of a Hairy Black Hole
Reference 68
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation fef86045-39ad-48e8-b2ec-912bd007e3a1 · inbound
Image of the time-dependent black hole Photon Spheres and Spherical Accretion Image of a Hairy Black Hole
Reference 2021
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 45101399-e262-4f62-b0b6-49a3f23e75a3 · inbound
Optical Appearance of Scalarized Kerr-Newman Black Holes with Multiple Light Rings Photon Spheres and Spherical Accretion Image of a Hairy Black Hole
Reference 79
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-07T06:34:17.273281+00:00.
Observation a744c826-a69e-4840-9ba5-d2e9d309f7a2 · inbound
Topologically equivalent yet radiatively distinct orbits in EMRI system Photon Spheres and Spherical Accretion Image of a Hairy Black Hole
Reference 13
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-07T06:34:17.273281+00:00.
Observation 7e7e6f54-3254-4c27-b9bc-57eea43807aa · inbound
Scalarizations of magnetized Reissner-Nordstr\"om black holes induced by parity-violating and parity-preserving interactions Photon Spheres and Spherical Accretion Image of a Hairy Black Hole
Reference 42
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-07T06:34:17.273281+00:00.