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 2 inbound Pith citation observations for arXiv:2104.08750.
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 2026-08-12T13:07:10.887572Z
A source-named dated measurement, never combined with another source.
Source: arxiv_reference, observed 2026-05-12T00:06:15.044608Z
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 0c59f2ba-06f3-4461-bb7e-d7e0c2a30a8a · inbound
Pre-Big-Bang Cosmology Cannot Explain NANOGrav 15-year Signal Looking at the NANOGrav Signal Through the Anthropic Window of Axion-Like Particles
Reference 61
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 79d84432-08ef-4c76-89de-58e62a1ecfef · inbound
Imprint of domain wall annihilation on induced gravitational waves Looking at the NANOGrav Signal Through the Anthropic Window of Axion-Like Particles
Reference 44
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.