Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
As of 7 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 2 inbound Pith citation observations for arXiv:1912.13459.
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 2026-08-07T06:34:17.273281+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-06T12:24:50.371952Z
A source-named dated measurement, never combined with another source.
Source: arxiv_reference, observed 2026-07-03T22:49:02.250649Z
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 15359857-e698-4b6b-aa0c-6d77e7dcf58c · inbound
Infrared singularities and the collinear limits of multi-leg scattering amplitudes The Four-Loop Cusp Anomalous Dimension from the $\mathcal{N} = 4$ Sudakov Form Factor
Reference 97
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation fc86550c-9ff9-4f89-ba49-f4a812c78c5c · inbound
Tracing Transcendentality in Protected Correlators of N=4 SYM The Four-Loop Cusp Anomalous Dimension from the $\mathcal{N} = 4$ Sudakov Form Factor
Reference 22
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-07T06:34:17.273281+00:00.