Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
As of 9 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 2 inbound Pith citation observations for arXiv:1912.13513.
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 2026-08-09T06:31:02.800959+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-08T11:15:50.142560Z
A source-named dated measurement, never combined with another source.
Source: arxiv_reference, observed 2026-05-11T23:46:56.981110Z
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 4183ace7-b7da-4bc0-8e52-04dcb32c3da5 · inbound
The CEGM NLSM Planar kinematic invariants, matroid subdivisions and generalized Feynman diagrams
Reference 7
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation a81c9fe0-5a7c-45ca-bcb5-708b7e2f6233 · inbound
Noncrossing Duality and the Geometry of Positive Tropical Linear Spaces Planar kinematic invariants, matroid subdivisions and generalized Feynman diagrams
Reference 9
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.