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:2104.00071.
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 2026-08-06T15:49:19.820156Z
A source-named dated measurement, never combined with another source.
Source: pith, observed 2026-08-06T05:17:09.085154Z
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 22d595b1-6e49-4355-a743-2de9fe0e9bb8 · inbound
Reference 35
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 5a087d6b-d594-4c06-bcab-7d050c2f2498 · inbound
An equivalence between time-symmetry and cyclic causality in quantum theory Time Symmetry in Operational Theories
Reference 53
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.