Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
As of 20 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 3 inbound Pith citation observations for arXiv:0906.1772.
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 2026-08-20T06:33:59.587034+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-06T16:17:47.731096Z
A source-named dated measurement, never combined with another source.
Source: cited_works
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 abfe0c6f-ba77-467f-ad0b-e633a5093842 · inbound
On the relation between perspective-neutral, algebraic, and effective quantum reference frames Effective Constraints for Relativistic Quantum Systems
Reference 34
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation ba498b11-84e4-4694-84a9-0df088fb8ed8 · inbound
What can we do in a symmetry-constrained perspective? The importance of the total charge's status in quantum reference frame frameworks Effective Constraints for Relativistic Quantum Systems
Reference 37
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation b52e9da3-7458-490e-8fdd-6f59fdada966 · inbound
Frame-Dependent Traces and the Third-Particle Paradox Effective Constraints for Relativistic Quantum Systems
Reference 59
Source-reported events for the cited work
Unavailable: canonical work link unavailable.