Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
Undecidability of the Spectral Gap (full version)
As of 6 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 3 inbound Pith citation observations for arXiv:1502.04573.
A citation records a reference. It does not transfer a finding from one paper to another.
Coverage vector
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-05T06:32:48.257954+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-05-23T18:00:24.865241Z
A source-named dated measurement, never combined with another source.
Source: arxiv_reference, observed 2026-05-23T18:03:18.310281Z
Reference resolution
0 of 0 outbound references displayed
- verified exact0
- verified fuzzy0
- unresolved0
- parse uncertain0
- malformed identifier0
- metadata mismatch0
External citation measurements
No source-named external measurement is stored.
Outbound references
No outbound reference observations are available for this paper version.
Pith citing papers
Observation d1b5d8ce-4b83-4333-b287-67e938d48b9f · inbound
A Hierarchy of Spectral Gap Certificates for Frustration-Free Spin Systems cites this paper.
A Hierarchy of Spectral Gap Certificates for Frustration-Free Spin Systems Undecidability of the Spectral Gap (full version)
Reference 13
- Resolution
- verified exact
- arxiv_id, observed 2026-05-23T18:03:18.313369Z
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-05T06:32:48.257954+00:00.
Observation 137a2699-406e-491c-8fc1-543d3d03c938 · inbound
Local Topological Quantum Order and Spectral Gap Stability for the AKLT Models on the Hexagonal and Lieb Lattices cites this paper.
Local Topological Quantum Order and Spectral Gap Stability for the AKLT Models on the Hexagonal and Lieb Lattices Undecidability of the Spectral Gap (full version)
Reference 14
- Resolution
- verified exact
- arxiv_id, observed 2026-05-13T03:17:11.199579Z
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-05T06:32:48.257954+00:00.
Observation a43edb3f-aea8-4336-b447-0db7acde4d8b · inbound
Local Topological Quantum Order and Spectral Gap Stability for the AKLT Models on the Hexagonal and Lieb Lattices cites this paper.
Local Topological Quantum Order and Spectral Gap Stability for the AKLT Models on the Hexagonal and Lieb Lattices Undecidability of the Spectral Gap (full version)
Reference 14
- Resolution
- verified exact
- arxiv_id, observed 2026-05-19T17:47:41.706534Z
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-05T06:32:48.257954+00:00.