Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
As of 13 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 3 inbound Pith citation observations for arXiv:2102.09579.
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 2026-08-13T06:32:02.005865+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-12T21:02:02.704878Z
A source-named dated measurement, never combined with another source.
Source: arxiv_reference, observed 2026-07-01T18:45:58.418362Z
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 e89cee6e-d0a2-4d84-84ac-096bf680ab9a · inbound
Angle of Null Energy Condition Lines in Critical Spacetimes Universality of curvature invariants in critical vacuum gravitational collapse
Reference 36
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation cbb76ca8-228b-4396-9917-d8e4ae1d8e7a · inbound
Critical collapse of vacuum spacetimes: Nakamura wave initial data Universality of curvature invariants in critical vacuum gravitational collapse
Reference 34
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-13T06:32:02.005865+00:00.
Observation 17aa9b64-68ad-46bd-b119-136fd0c91184 · inbound
Comparing twist-free axisymmetric gravitational waves near the black hole threshold Universality of curvature invariants in critical vacuum gravitational collapse
Reference 9
Source-reported events for the cited work
Unavailable: canonical work link unavailable.