Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
As of 17 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 2 inbound Pith citation observations for arXiv:1902.05405.
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 2026-08-17T06:30:58.91139+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-14T14:05:44.235649Z
A source-named dated measurement, never combined with another source.
Source: pith, observed 2026-08-14T05:40:19.156856Z
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 8abee2ba-068a-4c42-a591-4d70321862cc · inbound
Null-homologous twisting and the algebraic genus Null-homologous unknottings
Reference 13
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 12345b1b-eb6a-489a-aaac-c9cf1e4a4d3a · inbound
Reference 7
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.