Paper Citation Record · LEDGER

Simple Analytic Estimate of Black Hole Shadow Size in an Expanding Universe

As of 15 August 2026, this Paper Citation Record lists 20 of 20 outbound references and 0 inbound Pith citation observations for arXiv:2510.19857.

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

pith.paper-citation-record.v1
2510.19857 v2

Coverage vector

measured 20 of 20 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links, observed 2026-08-04T08:49:51.781533Z

measured 20 of 20 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-08-15T06:32:42.880941+00:00

measured 0 of 0 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links

measured 0 of 1 external citation measurements

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

Source: cited_works

Reference resolution

20 of 20 outbound references displayed

verified exact2
verified fuzzy0
unresolved17
parse uncertain0
malformed identifier1
metadata mismatch0

External citation measurements

No source-named external measurement is stored.

Outbound references

Observation 5156a783-5bc9-41bb-9b03-afcfe1947a9d · outbound

This paper cites an unresolved cited work.

Simple Analytic Estimate of Black Hole Shadow Size in an Expanding Universe Unresolved cited work

Reference 1

Resolution: unresolved; no resolver link, observed 2026-08-04T08:49:48.892529Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation c52a6489-c4ad-43b9-bb47-92dcfeb9d939 · outbound

This paper cites an unresolved cited work.

Simple Analytic Estimate of Black Hole Shadow Size in an Expanding Universe Unresolved cited work

Reference 2

Resolution: unresolved; no resolver link, observed 2026-08-04T08:49:49.020866Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 7d48dcde-3bb6-466c-8029-495d042c8d3c · outbound

This paper cites The angular size is computed from Eq.

Simple Analytic Estimate of Black Hole Shadow Size in an Expanding Universe The angular size is computed from Eq

Reference 3

Resolution: unresolved; no resolver link, observed 2026-08-04T08:49:49.193467Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation d565b29b-033f-49fc-bf8f-92858aa80805 · outbound

This paper cites an unresolved cited work.

Simple Analytic Estimate of Black Hole Shadow Size in an Expanding Universe Unresolved cited work

Reference 4

Resolution: unresolved; no resolver link, observed 2026-08-04T08:49:49.315285Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 03b10576-d7c9-4222-876e-2dcaa1e90647 · outbound

This paper cites The EdS model yields smallerD A(z) values at a given redshift, resulting in slightly larger apparent shadow sizes compared to ΛCDM.

Simple Analytic Estimate of Black Hole Shadow Size in an Expanding Universe The EdS model yields smallerD A(z) values at a given redshift, resulting in slightly larger apparent shadow sizes compared to ΛCDM

Reference 5

Resolution: unresolved; no resolver link, observed 2026-08-04T08:49:49.398228Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 6b2d2e9c-4a9c-483b-9ca1-e0891833020c · outbound

This paper cites (2019).First M87 Event Horizon Telescope Results.

Simple Analytic Estimate of Black Hole Shadow Size in an Expanding Universe (2019).First M87 Event Horizon Telescope Results

Reference 6

Resolution: unresolved; no resolver link, observed 2026-08-04T08:49:49.580309Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation da5c5a41-7551-4460-910b-2ef858e1dd0e · outbound

This paper cites (2019).First M87 Event Horizon Telescope Results.

Simple Analytic Estimate of Black Hole Shadow Size in an Expanding Universe (2019).First M87 Event Horizon Telescope Results

Reference 7

Resolution: malformed identifier; no resolver link, observed 2026-08-04T08:49:49.698853Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 3259a22e-aa17-45c3-8f3c-3e76d78fa894 · outbound

This paper cites (2022).First Sagittarius A* Event Horizon Telescope Results.

Simple Analytic Estimate of Black Hole Shadow Size in an Expanding Universe (2022).First Sagittarius A* Event Horizon Telescope Results

Reference 8

Resolution: unresolved; no resolver link, observed 2026-08-04T08:49:49.891050Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation f00487ab-63ed-4c4a-b064-112f563a256e · outbound

This paper cites an unresolved cited work.

Simple Analytic Estimate of Black Hole Shadow Size in an Expanding Universe Unresolved cited work

Reference 9

Resolution: unresolved; no resolver link, observed 2026-08-04T08:49:50.060485Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 2a4d1577-2281-46d0-ab37-ca30c017a582 · outbound

This paper cites (1983).The Mathematical Theory of Black Holes.

Simple Analytic Estimate of Black Hole Shadow Size in an Expanding Universe (1983).The Mathematical Theory of Black Holes

Reference 10

Resolution: unresolved; no resolver link, observed 2026-08-04T08:49:50.190439Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 3cbc7d49-b33c-4091-a60b-995771bd6f92 · outbound

This paper cites Y., & Bisnovatyi-Kogan, G.

Simple Analytic Estimate of Black Hole Shadow Size in an Expanding Universe Y., & Bisnovatyi-Kogan, G

Reference 11

Resolution: verified exact; doi, observed 2026-08-04T08:54:17.687385Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.

Observation 833bf3e4-b6f9-45af-b44f-caeefabc3bcc · outbound

This paper cites Y., & Bisnovatyi-Kogan, G.

Simple Analytic Estimate of Black Hole Shadow Size in an Expanding Universe Y., & Bisnovatyi-Kogan, G

Reference 12

Resolution: verified exact; doi, observed 2026-08-04T08:54:17.509600Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.

Observation 877be6d1-12b6-4fdb-8bd2-40081decbd74 · outbound

This paper cites an unresolved cited work.

Simple Analytic Estimate of Black Hole Shadow Size in an Expanding Universe Unresolved cited work

Reference 13

Resolution: unresolved; no resolver link, observed 2026-08-04T08:49:50.625512Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 4791a703-4992-47e3-a1f2-cc9062ee4785 · outbound

This paper cites an unresolved cited work.

Simple Analytic Estimate of Black Hole Shadow Size in an Expanding Universe Unresolved cited work

Reference 14

Resolution: unresolved; no resolver link, observed 2026-08-04T08:49:50.806124Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation ce090357-ca1d-4787-9b1f-100d294f0e51 · outbound

This paper cites (2020).Planck 2018 results.

Simple Analytic Estimate of Black Hole Shadow Size in an Expanding Universe (2020).Planck 2018 results

Reference 15

Resolution: unresolved; no resolver link, observed 2026-08-04T08:49:50.989061Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 524b2a03-9766-437e-b177-1dae68df6a80 · outbound

This paper cites Distance measures in cosmology.

Simple Analytic Estimate of Black Hole Shadow Size in an Expanding Universe Distance measures in cosmology

Reference 16

Resolution: unresolved; no resolver link, observed 2026-08-04T08:49:51.104599Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 90af73f0-15cf-4c56-8138-0e170760be5e · outbound

This paper cites an unresolved cited work.

Simple Analytic Estimate of Black Hole Shadow Size in an Expanding Universe Unresolved cited work

Reference 17

Resolution: unresolved; no resolver link, observed 2026-08-04T08:49:51.224779Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation f6ae10c9-80d8-4d0e-9cff-0eed5b0799e2 · outbound

This paper cites an unresolved cited work.

Simple Analytic Estimate of Black Hole Shadow Size in an Expanding Universe Unresolved cited work

Reference 18

Resolution: unresolved; no resolver link, observed 2026-08-04T08:49:51.420791Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation ace389aa-f983-461f-93b7-a61f04ab29c0 · outbound

This paper cites Tsupko (2022).Calculating black hole shadows: Review of analytical studies.

Simple Analytic Estimate of Black Hole Shadow Size in an Expanding Universe Tsupko (2022).Calculating black hole shadows: Review of analytical studies

Reference 19

Resolution: unresolved; no resolver link, observed 2026-08-04T08:49:51.596406Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 478a9de4-ce48-4167-a223-c76a518bfba1 · outbound

This paper cites (2000).Viewing the Shadow of the Black Hole at the Galactic Center.

Simple Analytic Estimate of Black Hole Shadow Size in an Expanding Universe (2000).Viewing the Shadow of the Black Hole at the Galactic Center

Reference 20

Resolution: unresolved; no resolver link, observed 2026-08-04T08:49:51.781533Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Pith citing papers

No inbound Pith citation observations are available.