Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
As of 12 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 2 inbound Pith citation observations for arXiv:2106.01397.
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 2026-08-12T06:34:41.77262+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-11T11:17:07.460333Z
A source-named dated measurement, never combined with another source.
Source: pith, observed 2026-08-05T16:20:07.177611Z
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 86057c92-2bbf-4e65-a389-be9cb4229a5e · inbound
Pure connection formalism and Plebanski's second heavenly equation Flat Self-dual Gravity
Reference 23
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 61b10585-3304-47c8-bdbf-cbb63afc57d1 · inbound
Higher-spins on Taub-NUT and higher-spin Taub-NUT Flat Self-dual Gravity
Reference 46
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.