Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
As of 10 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 6 inbound Pith citation observations for arXiv:1902.03254.
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 2026-08-10T06:31:04.303077+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-09T21:53:29.029176Z
A source-named dated measurement, never combined with another source.
Source: arxiv_reference, observed 2026-05-21T21:10:38.828924Z
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 1e851b53-d4d4-4cb9-9af1-30876b08a675 · inbound
The landscape of QCD axion models Confirming the Existence of the strong CP Problem in Lattice QCD with the Gradient Flow
Reference 69
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-10T06:31:04.303077+00:00.
Observation b9094def-306b-44e9-a9f7-fcfa481999c3 · inbound
A compact frozen-spin trap for the search for the electric dipole moment of the muon Confirming the Existence of the strong CP Problem in Lattice QCD with the Gradient Flow
Reference 16
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 5b58af3d-10de-43d3-a860-dd8d46e2e1ca · inbound
Nucleon Electric Dipole Moments in Paramagnetic Molecules through Effective Field Theory Confirming the Existence of the strong CP Problem in Lattice QCD with the Gradient Flow
Reference 60
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-10T06:31:04.303077+00:00.
Observation fca51628-332a-40e3-81d3-4be2242777f7 · inbound
A particle on a ring or: how I learned to stop worrying and love $\theta$-vacua Confirming the Existence of the strong CP Problem in Lattice QCD with the Gradient Flow
Reference 22
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-10T06:31:04.303077+00:00.
Observation 64d3dfd0-0726-47ee-8551-996c33e454fa · inbound
One-loop matching of the LEFT to the QCD gradient flow Confirming the Existence of the strong CP Problem in Lattice QCD with the Gradient Flow
Reference 61
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 0d3b9351-1a2f-4472-9354-381900818cab · inbound
The Neutron Electric Dipole Moment from Lattice QCD using a Background Electric Field Confirming the Existence of the strong CP Problem in Lattice QCD with the Gradient Flow
Reference 36
Source-reported events for the cited work
Unavailable: canonical work link unavailable.