Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-14T11:21:21.161081Z
Paper Citation Record · LEDGER
As of 16 August 2026, this Paper Citation Record lists 2 of 2 outbound references and 0 inbound Pith citation observations for arXiv:1908.09553.
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, observed 2026-08-14T11:21:21.161081Z
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-16T06:30:59.297886+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links
A source-named dated measurement, never combined with another source.
Source: cited_works
2 of 2 outbound references displayed
External citation measurements
No source-named external measurement is stored.
Observation b70ea1ca-01e3-4466-84b6-162dfc1702f5 · outbound
External Spanier-Whitehead duality and homology representation theorems for diagram spaces Unresolved cited work
Reference 196
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation cacb73d3-6ad2-4460-ae4e-fc503c5d1b15 · outbound
External Spanier-Whitehead duality and homology representation theorems for diagram spaces Unresolved cited work
Reference 1986
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
No inbound Pith citation observations are available.