Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
As of 18 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 2 inbound Pith citation observations for arXiv:2104.04168.
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 2026-08-18T06:34:40.430872+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-15T20:33:51.563373Z
A source-named dated measurement, never combined with another source.
Source: pith, observed 2026-08-15T20:33:52.038673Z
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 5304ee68-07f7-45ff-9a99-d47306350726 · inbound
Doubling Qubits in a Trapped-Ion System via Vibrational Dual-Rail Encoding Quantum-enhanced bosonic learning machine
Reference 29
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.
Observation 57afe698-2993-46d0-8eea-efdd7fe37a2e · inbound
Pound-Drever-Hall Feedforward for Trapped-Ion Optical Qubits Quantum-enhanced bosonic learning machine
Reference 3
Source-reported events for the cited work
Unavailable: canonical work link unavailable.