Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
As of 14 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 4 inbound Pith citation observations for arXiv:2106.00223.
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 2026-08-14T06:32:32.682623+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-14T04:41:55.775060Z
A source-named dated measurement, never combined with another source.
Source: arxiv_reference, observed 2026-05-11T00:00:56.213978Z
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 5ba888f6-36b2-4d1b-bf63-6ae18b336541 · inbound
Five dimensional $SU(5) \times U(1)_{\rm PQ}$ grand unification Axion model with the ${\rm SU}(6)$ unification
Reference 36
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 692212fe-c820-4765-a893-d7e05d6329a3 · inbound
The non-topological $Z^\prime$ string in the 331 model and its classical stability Axion model with the ${\rm SU}(6)$ unification
Reference 25
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.
Observation 01a568dd-14c4-4071-9eae-8b9872663677 · inbound
The non-topological $Z^\prime$ string in the 331 model and its classical stability Axion model with the ${\rm SU}(6)$ unification
Reference 27
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 56fd3f2d-b554-4e1b-b04e-43b215867a59 · inbound
Small-instanton effects in an atlas of KSVZ axion models Axion model with the ${\rm SU}(6)$ unification
Reference 23
Source-reported events for the cited work
Unavailable: canonical work link unavailable.