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Paper Citation Record · LEDGER

Gravitational instability of polytropic spheres containing region of trapped null geodesics: a possible explanation of central supermassive black holes in galactic halos

As of 13 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 2 inbound Pith citation observations for arXiv:1704.07713.

A citation records a reference. It does not transfer a finding from one paper to another.

pith.paper-citation-record.v1
1704.07713 v2

Coverage vector

measured 0 of 0 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links

measured 2 of 2 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-08-13T06:32:02.005865+00:00

measured 2 of 2 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links, observed 2026-08-12T12:46:03.259641Z

measured 0 of 1 external citation measurements

A source-named dated measurement, never combined with another source.

Source: arxiv_reference, observed 2026-05-13T12:39:43.912331Z

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

Reference 111

Resolution
verified exact
arxiv_id, observed 2026-07-04T22:02:39.420851Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-13T06:32:02.005865+00:00.

source=pdf_text observed=2026-05-13T12:39:42.646894Z digest=sha256:12744f62e4b10c823056cea16a1677b5e749ee61f3aa0fa601d18be4d49447d4

Reference 27

Resolution
unresolved
no resolver link, observed 2026-08-12T12:46:03.259641Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-12T12:46:03.259641Z digest=sha256:b0423b8921c931b9353c2be6dba14e16e351cc73a9832c0d2c65bb2f0b18a71f