Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
The Photon Ring in M87*
As of 7 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 3 inbound Pith citation observations for arXiv:2208.09004.
A citation records a reference. It does not transfer a finding from one paper to another.
Coverage vector
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-06T06:34:29.942622+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-06T15:05:40.700801Z
A source-named dated measurement, never combined with another source.
Source: pith, observed 2026-08-06T15:05:41.110618Z
Reference resolution
0 of 0 outbound references displayed
- verified exact0
- verified fuzzy0
- unresolved0
- parse uncertain0
- malformed identifier0
- metadata mismatch0
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 a0df2fcb-8289-452a-8850-d405c875b1f3 · inbound
Optical images of the Kerr-Sen black hole and thin accretion disk cites this paper.
Optical images of the Kerr-Sen black hole and thin accretion disk The Photon Ring in M87*
Reference 39
- Resolution
- verified exact
- local_arxiv, observed 2026-08-06T15:05:41.115506Z
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-06T06:34:29.942622+00:00.
Observation 9e14887c-ad8b-498d-a6a7-6c43cf124ce6 · inbound
Light rings, gravitational lensing, and ISCOs of exotic compact objects in Einstein-scalar-Maxwell theories cites this paper.
Light rings, gravitational lensing, and ISCOs of exotic compact objects in Einstein-scalar-Maxwell theories The Photon Ring in M87*
Reference 52
- Resolution
- unresolved
- no resolver link, observed 2026-08-02T20:23:16.678250Z
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 7c488f36-d0fa-4d33-a9b9-290612a42330 · inbound
Dynamics and geometry of the inner sub-parsec-scale jet in 3C 279 observed with the Event Horizon Telescope cites this paper.
Dynamics and geometry of the inner sub-parsec-scale jet in 3C 279 observed with the Event Horizon Telescope The Photon Ring in M87*
Reference 136
- Resolution
- unresolved
- no resolver link, observed 2026-08-01T21:24:21.364268Z
Source-reported events for the cited work
Unavailable: canonical work link unavailable.