Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
As of 8 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 3 inbound Pith citation observations for arXiv:2201.01058.
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 2026-08-08T06:32:00.761636+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-07T04:34:54.986937Z
A source-named dated measurement, never combined with another source.
Source: arxiv_reference, observed 2026-07-03T02:37:34.698950Z
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 da3a0c3c-0f0a-442f-94b3-de3540df3da8 · inbound
Variation in the size of the Photon Sphere and Black Hole Shadow in the Modified Gravity Unified $f(R)$ gravity at local scales
Reference 42
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 475bffc8-ea0d-4566-973f-411ee7bb936f · inbound
Effective scalaron--photon interaction in $f(R)$ gravity Unified $f(R)$ gravity at local scales
Reference 15
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.
Observation 4656185d-78de-4708-9ad4-a4842e46bb04 · inbound
Effective scalaron--photon interaction in $f(R)$ gravity Unified $f(R)$ gravity at local scales
Reference 15
Source-reported events for the cited work
Unavailable: canonical work link unavailable.