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Paper Citation Record · LEDGER

Extraction of energy from an extremal rotating electrovacuum black hole: Particle collisions in the equatorial plane

As of 23 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 2 inbound Pith citation observations for arXiv:2109.04477.

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

pith.paper-citation-record.v1
2109.04477 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 2026-08-23T06:30:58.430688+00:00

measured 2 of 2 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links, observed 2026-08-12T15:19:00.497467Z

measured 0 of 1 external citation measurements

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

Source: pith, observed 2026-08-06T21:59:03.852248Z

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 e2af8428-5020-41aa-ab0f-42087d5e6448 · inbound

Penrose and super-Penrose energy extraction from a Reissner-Nordstr\"om black hole spacetime with a cosmological constant through the BSW mechanism: Full story cites this paper.

Penrose and super-Penrose energy extraction from a Reissner-Nordstr\"om black hole spacetime with a cosmological constant through the BSW mechanism: Full story Extraction of energy from an extremal rotating electrovacuum black hole: Particle collisions in the equatorial plane

Reference 57

Resolution
unresolved
no resolver link, observed 2026-08-12T15:19:00.497467Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-12T15:19:00.497467Z digest=sha256:6af49055d99ef87a9fc36e283d6218c257423293f989941fd98583800780b2c7

Observation d6e775a5-5fb1-42b1-b26b-d2a467111145 · inbound

Influence of external magnetic fields on charged particle motion around a Schwarzschild-like black hole cites this paper.

Influence of external magnetic fields on charged particle motion around a Schwarzschild-like black hole Extraction of energy from an extremal rotating electrovacuum black hole: Particle collisions in the equatorial plane

Reference 53

Resolution
verified exact
local_arxiv, observed 2026-08-06T21:59:03.970231Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.

source=pdf_text observed=2026-08-06T21:58:58.953313Z digest=sha256:53e907c1f150d86e120a159649e095f19a5ed121c89fdbb19dbc6f52e03e4423