Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
As of 19 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 7 inbound Pith citation observations for arXiv:2102.07034.
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 2026-08-19T06:32:44.657259+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-15T19:57:37.343330Z
A source-named dated measurement, never combined with another source.
Source: arxiv_reference, observed 2026-05-16T12:02:50.969537Z
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 38d36dd3-e647-44c3-89aa-e54e918c2772 · inbound
Determining parameters of Kerr-Newman black holes by shadow observation from finite distance and spatial infinity Can different black holes cast the same shadow?
Reference 32
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 18e857dd-af1d-4cd6-a898-266a033bd5a9 · inbound
Spherically symmetric and static black bounces with multiple horizons, throats, and anti-throats in four dimensions Can different black holes cast the same shadow?
Reference 21
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation ba521c38-63f2-4927-8164-73d80681cbb8 · inbound
Spinning generalizations of Majumdar-Papapetrou multi-black hole spacetimes: light rings, lensing and shadows Can different black holes cast the same shadow?
Reference 42
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation c1928899-f105-432f-8fef-1c39c9b4e677 · inbound
Exact plane symmetric black bounce with a perfect-fluid exterior obeying a linear equation of state Can different black holes cast the same shadow?
Reference 52
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 8e5c441d-9890-43f7-9129-52db5a81cbf1 · inbound
The existence and upper bound for stable photon spheres in static spherically symmetric black holes Can different black holes cast the same shadow?
Reference 13
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 41185a92-b3c8-42a8-bdd5-2c1aecc060f7 · inbound
Roche limit and stellar disruption in the Simpson--Visser spacetime Can different black holes cast the same shadow?
Reference 13
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-19T06:32:44.657259+00:00.
Observation aa978205-d780-4fb6-9f01-96785f28e153 · inbound
Twisted doughnuts: Thick disk torus around equatorial asymmetric black hole Can different black holes cast the same shadow?
Reference 26
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-19T06:32:44.657259+00:00.