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Paper Citation Record · LEDGER

Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

As of 22 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 24 inbound Pith citation observations for arXiv:0904.3575.

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

pith.paper-citation-record.v1
0904.3575 v3

Coverage vector

measured 0 of 0 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links

measured 24 of 24 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-08-22T06:32:14.747728+00:00

measured 24 of 24 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links, observed 2026-08-15T17:09:13.560111Z

measured 0 of 1 external citation measurements

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

Source: pith, observed 2026-07-04T04:59:35.873093Z

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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 8533527e-7e53-44bc-be0b-99695ff659f7 · inbound

Effect of gravitational wave on shadow of a Schwarzschild black hole cites this paper.

Effect of gravitational wave on shadow of a Schwarzschild black hole Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 37

Resolution
unresolved
no resolver link, observed 2026-08-14T13:45:22.823123Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-14T13:45:22.823123Z digest=sha256:bafd7912b0f6d6c8b8541d556c287559c40b7039de482572febfa63026e71697

Observation beaec984-ac88-462c-97ae-1a9e75379f88 · inbound

Determining parameters of Kerr-Newman black holes by shadow observation from finite distance and spatial infinity cites this paper.

Determining parameters of Kerr-Newman black holes by shadow observation from finite distance and spatial infinity Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 27

Resolution
unresolved
no resolver link, observed 2026-08-12T21:39:35.696204Z

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Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-12T21:39:35.696204Z digest=sha256:e0004d5d06337473b8efe9b753a20b1a504b84b681fa2f581dd0e0d2a6a419cf

Observation 76de174f-7e33-4dcc-a559-e95866219eb3 · inbound

Shadows of rotating black holes in effective quantum gravity cites this paper.

Shadows of rotating black holes in effective quantum gravity Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 52

Resolution
unresolved
no resolver link, observed 2026-08-12T20:52:20.425217Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-12T20:52:20.425217Z digest=sha256:8ab62b68af8974ca158d4b33e39d8f984797490b61fb74b1e5c725a26bef536a

Observation 0b9ef25e-6a69-43e4-8994-f11d92763d99 · inbound

Shadows and accretion disk images of charged rotating black hole in modified gravity theory cites this paper.

Shadows and accretion disk images of charged rotating black hole in modified gravity theory Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 110

Resolution
unresolved
no resolver link, observed 2026-08-12T19:50:28.909572Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-12T19:50:28.909572Z digest=sha256:a13be244778c8837f1ad0203bc5884249586039db19fc373eda20d917fb5bb0e

Observation 87f1850b-ea9a-4c9d-9c69-18331aa68265 · inbound

Influence of Observer Inclination and Spacetime Structure on Photon Ring Observables cites this paper.

Influence of Observer Inclination and Spacetime Structure on Photon Ring Observables Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 53

Resolution
unresolved
no resolver link, observed 2026-08-12T14:40:04.220329Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-12T14:40:04.220329Z digest=sha256:db59554a4e971fb7980e94f02df119abdf884710d320795e4d1db18f0d60f33c

Observation 561f4eae-cc94-492d-807d-33c2e0f5a35a · inbound

Thermodynamics and Shadows of Kerr black holes endowed with a global monopole charge cites this paper.

Thermodynamics and Shadows of Kerr black holes endowed with a global monopole charge Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 41

Resolution
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no resolver link, observed 2026-08-07T11:26:23.333284Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-07T11:26:23.333284Z digest=sha256:09b19841eea108f14bf80a039ff7c547fc504b15d3de061e3a0362ab0e036401

Observation 327cddff-3eb6-4d47-9d6b-b72421fae621 · inbound

Optical Characteristics of the Kerr-Bertotti-Robinson Black Hole cites this paper.

Optical Characteristics of the Kerr-Bertotti-Robinson Black Hole Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 13

Resolution
unresolved
no resolver link, observed 2026-08-06T04:53:31.640956Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-06T04:53:31.640956Z digest=sha256:6ebc1f77e8c2f271b2f4bb17484323598a32b7326d643a6d7f508481a166d997

Observation d887f832-0351-4fbd-92cf-62a154716a29 · inbound

Investigating Optical and Ring-Down Gravitational Wave Properties of a Rotating Black Hole in a Dehnen Galactic Dark Matter Halo cites this paper.

Investigating Optical and Ring-Down Gravitational Wave Properties of a Rotating Black Hole in a Dehnen Galactic Dark Matter Halo Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 65

Resolution
unresolved
no resolver link, observed 2026-08-15T17:09:13.560111Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-15T17:09:13.560111Z digest=sha256:f20d511a50e068c0127f711bea29793533c4add5b8d5f3bc67044d05f649c876

Observation 41224954-9557-4a82-9051-f3edbec7e73b · inbound

Probing Lorentz Symmetry Violation through Lensing Observables of Rotating Black Holes cites this paper.

Probing Lorentz Symmetry Violation through Lensing Observables of Rotating Black Holes Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 144

Resolution
unresolved
no resolver link, observed 2026-08-15T16:51:11.564668Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-15T16:51:11.564668Z digest=sha256:a385dd2ee67ac31b63db914061e99bcbd62b57e3572975145beb317320621855

Observation e737a506-217a-496b-9605-311ed5b9ed29 · inbound

Deflection Angle of Regular Black Holes in Nonlinear Electrodynamics: Gauss-Bonnet Theorem, Time Delay, Shadow, and Greybody Bound cites this paper.

Deflection Angle of Regular Black Holes in Nonlinear Electrodynamics: Gauss-Bonnet Theorem, Time Delay, Shadow, and Greybody Bound Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 46

Resolution
unresolved
no resolver link, observed 2026-08-05T12:26:55.037710Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-05T12:26:55.037710Z digest=sha256:2992fd38a2d5e112b8409c97bf1b7db28adc9b4efa522fd9d052d31646799e18

Observation fcae418c-c67b-4c79-9255-a55b7049c0b7 · inbound

Influence of Perfect Fluid Dark Matter on Shadow Observables of Yang-Mills modified charged black holes cites this paper.

Influence of Perfect Fluid Dark Matter on Shadow Observables of Yang-Mills modified charged black holes Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 53

Resolution
unresolved
no resolver link, observed 2026-08-05T11:01:16.685718Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-05T11:01:16.685718Z digest=sha256:eeb81ca787cd1b20426e6ca6e7478318795349d5fe47daf8bdd00fbc096c031a

Observation 42c383b1-4e70-456f-896a-494109de976a · inbound

Topological charge and black hole photon spheres in massive gravity cites this paper.

Topological charge and black hole photon spheres in massive gravity Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 31

Resolution
verified exact
local_arxiv, observed 2026-05-18T18:52:48.532335Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

source=pdf_text observed=2026-05-18T18:52:07.782615Z digest=sha256:ce07ce913fc338a7c7fe21f831b18d4a2bb8987532beb64bbc2a1391bb09a24c

Observation f0b6261b-0b8c-4b48-98e9-aa8a7b0b3bc1 · inbound

A Universal Framework for Horizon-Scale Tests of Gravity with Black Hole Shadows cites this paper.

A Universal Framework for Horizon-Scale Tests of Gravity with Black Hole Shadows Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 47

Resolution
unresolved
no resolver link, observed 2026-08-03T23:28:37.616647Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-03T23:28:37.616647Z digest=sha256:67c22ef3cf1939e70b74845d3865a4da76ec0473d6b4ace9f8aa9d81129f9f7b

Observation a250b765-02b9-4265-b915-f8cc1d012081 · inbound

Rotating Black Holes with Primary Scalar Hair: Shadow Signatures in Beyond Horndeski Gravity cites this paper.

Rotating Black Holes with Primary Scalar Hair: Shadow Signatures in Beyond Horndeski Gravity Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 101

Resolution
verified exact
local_arxiv, observed 2026-05-15T21:46:41.780349Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

source=pdf_text observed=2026-05-15T21:46:24.406651Z digest=sha256:b2d1e1525dc1513de5efcf6c6b37619b66c3c19f1105966f0614f3c72f05c170

Observation 53677410-91bd-4ee2-baba-8ef4cb3e45bb · inbound

Strong-deflection expansion of the deflection angle near a degenerate photon sphere cites this paper.

Strong-deflection expansion of the deflection angle near a degenerate photon sphere Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 9

Resolution
verified exact
local_arxiv, observed 2026-05-15T14:46:08.010831Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

source=pdf_text observed=2026-05-15T14:43:36.202568Z digest=sha256:9233bb4911db79b48ce8f45f8a5281bccee99eac1434006acb4d7045532a5cca

Observation fe3e74c1-4608-4e42-83ae-a48c2221ddd5 · inbound

Gravity/thermodynamics correspondence via black hole shadows cites this paper.

Gravity/thermodynamics correspondence via black hole shadows Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 12

Resolution
verified exact
arxiv_id, observed 2026-05-10T21:55:51.460632Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

source=pdf_text observed=2026-05-10T20:27:30.544350Z digest=sha256:e2d344e2146339c4c8725a6297fdc996108cb46f882c1aac3613553b276d8254

Observation f932a009-76ff-4dee-a0bc-068cdd47d3c2 · inbound

Quasi-resonances in the vicinity of Einstein-Maxwell-dilaton black hole cites this paper.

Quasi-resonances in the vicinity of Einstein-Maxwell-dilaton black hole Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 115

Resolution
verified exact
arxiv_id, observed 2026-05-11T11:06:02.794084Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

source=pdf_text observed=2026-05-10T15:10:05.638518Z digest=sha256:fc2832044efb97ab4686e1db39356a7f8fa55eb2f5d1cef184800028cdcc3c43

Observation 68966b5c-9e67-4e95-9f3f-2a663c2523af · inbound

Probing Kalb-Ramond gravity with charged rotating black holes: constraints from EHT observations cites this paper.

Probing Kalb-Ramond gravity with charged rotating black holes: constraints from EHT observations Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 142

Resolution
verified exact
arxiv_id, observed 2026-05-10T13:15:26.216555Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

source=pdf_text observed=2026-05-10T13:14:45.286559Z digest=sha256:9fb67bc6166444e391452e3eae45ea75124bcc173f6f6b95dd6378d78a0d60ac

Observation ef4b8cdc-a5d8-43d7-9b55-9cb08c91f327 · inbound

From Ringdown to Lensing: Analytic Eikonal Modes of Quasi-Topological Regular Black Holes cites this paper.

From Ringdown to Lensing: Analytic Eikonal Modes of Quasi-Topological Regular Black Holes Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 38

Resolution
verified exact
arxiv_id, observed 2026-05-10T13:00:24.762755Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

source=pdf_text observed=2026-05-10T12:56:29.598674Z digest=sha256:4adaaa451e789a63e54f26214987e4b23d550b6f784d5ec87f62d7269cf7df26

Observation 39cbe818-f6b2-47d5-a4d1-c225bc59b9f4 · inbound

A First-Order Eikonal Framework for Quasinormal Modes, Shadows, Strong Lensing, and Grey-Body Factors in a Scalarized Black-Hole Metric cites this paper.

A First-Order Eikonal Framework for Quasinormal Modes, Shadows, Strong Lensing, and Grey-Body Factors in a Scalarized Black-Hole Metric Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 54

Resolution
verified exact
arxiv_id, observed 2026-05-10T10:49:56.873641Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

source=pdf_text observed=2026-05-10T10:46:09.790506Z digest=sha256:385093a8826da8621b8915212d75ed04e13aefd207e7658dcc9c21327de47dec

Observation 5853e42d-f6a6-4134-809e-76c70092d31b · inbound

A First-Order Eikonal Framework for Quasinormal Modes, Shadows, Strong Lensing, and Grey-Body Factors in a Scalarized Black-Hole Metric cites this paper.

A First-Order Eikonal Framework for Quasinormal Modes, Shadows, Strong Lensing, and Grey-Body Factors in a Scalarized Black-Hole Metric Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 54

Resolution
verified exact
arxiv_id, observed 2026-05-12T01:51:14.620204Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

source=pdf_text observed=2026-05-12T01:50:35.608231Z digest=sha256:cfe44ab1e0fcb64dbbf53466bff87b2193adcb4f6e3be1408c383f8407194e37

Observation ae7f362a-c78d-44ae-bda3-209dd742af3d · inbound

Constitutive birefringence and critical curves in the rotating Garc\'ia--D\'iaz black hole cites this paper.

Constitutive birefringence and critical curves in the rotating Garc\'ia--D\'iaz black hole Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 41

Resolution
verified exact
local_arxiv, observed 2026-07-04T04:59:35.874535Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

source=pdf_text observed=2026-06-26T16:33:40.237155Z digest=sha256:93f44ac0ad82b67766b5760bf0cc7d681f12b9566f82dd02a3d485f408c864c9

Observation 48d84e07-f064-48ba-930d-84b154170bf9 · inbound

Determining Kerr black hole spin and inclination from a segment of the critical curve in black hole images cites this paper.

Determining Kerr black hole spin and inclination from a segment of the critical curve in black hole images Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 7

Resolution
verified exact
local_arxiv, observed 2026-06-26T13:29:30.473804Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

source=pdf_text observed=2026-07-11T11:50:26.030339Z digest=sha256:b915df51fe08d87e4b2cc148e8608643c12966446857951ae64fef25ddc74578

Observation 30496d60-83fd-4259-8655-23b7479ff5d7 · inbound

Dark matter environments and safeguards for spacetime inference from horizon scale interferometry cites this paper.

Dark matter environments and safeguards for spacetime inference from horizon scale interferometry Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow

Reference 71

Resolution
unresolved
no resolver link, observed 2026-08-02T03:10:33.700246Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-02T03:10:33.700246Z digest=sha256:9a0763f8ee30b8c8aa5074dd9bf58184a4c7726ba2f4be2dc755e76d3e1b15f8