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Paper Citation Record · LEDGER

Initial Observations of the First BlueBird Spacecraft and a Model of Their Brightness

As of 19 August 2026, this Paper Citation Record lists 5 of 5 outbound references and 1 inbound Pith citation observation for arXiv:2505.05820.

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

pith.paper-citation-record.v1
2505.05820 v1

Coverage vector

measured 5 of 5 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links, observed 2026-08-15T22:59:18.893761Z

measured 6 of 6 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-08-18T06:34:40.430872+00:00

measured 1 of 1 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links, observed 2026-08-06T21:29:59.177971Z

measured 0 of 1 external citation measurements

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

Source: pith, observed 2026-08-06T21:29:59.280630Z

Reference resolution

5 of 5 outbound references displayed

  • verified exact0
  • verified fuzzy0
  • unresolved2
  • parse uncertain0
  • malformed identifier1
  • metadata mismatch2

External citation measurements

No source-named external measurement is stored.

Outbound references

Observation 01e77f88-fe04-438e-9473-47cbf93689e0 · outbound

This paper cites The Method of Visual Satellite Photometry.

Initial Observations of the First BlueBird Spacecraft and a Model of Their Brightness The Method of Visual Satellite Photometry

Reference 16

Resolution
unresolved
no resolver link, observed 2026-08-15T22:59:18.881339Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-15T22:59:18.881339Z digest=sha256:8b940e9e814465adf0bba6e460654649f8583890c05ab0bee943bf1ccb55d11e

Observation 3a6d8bd4-74d2-4c5b-b2ad-a322a98bc392 · outbound

This paper cites and Young, M.

Initial Observations of the First BlueBird Spacecraft and a Model of Their Brightness and Young, M

Reference 59

Resolution
malformed identifier
no resolver link, observed 2026-08-15T22:59:18.875455Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-15T22:59:18.875455Z digest=sha256:a8e480bc72ec3f3d80683eb8a60049cf6920ea90baec516c3b7d5b692254c415

Observation 33c956ba-592b-4a4d-ae75-af239bb34ee4 · outbound

This paper cites A Sky Brightness Model for the Starlink 'Visorsat' Spacecraft.

Initial Observations of the First BlueBird Spacecraft and a Model of Their Brightness A Sky Brightness Model for the Starlink 'Visorsat' Spacecraft

Reference 2021

Resolution
unresolved
no resolver link, observed 2026-08-15T22:59:18.869311Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-15T22:59:18.869311Z digest=sha256:b752e2a38c97ae4c9479a9d4be701a94607bc9a3150f449537400bc550abec98

Observation 763324e7-a0f4-4725-8e86-7bb0944bc882 · outbound

This paper cites BlueWalker 3 Satellite Brightness Characterized and Modeled.

Initial Observations of the First BlueBird Spacecraft and a Model of Their Brightness BlueWalker 3 Satellite Brightness Characterized and Modeled

Reference 2023

Resolution
metadata mismatch
local_arxiv, observed 2026-08-15T22:59:18.978844Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.

source=pdf_text observed=2026-08-15T22:59:18.888071Z digest=sha256:f891e8250927268084b34414407e595bc162a9e06bae0e8bf5dee5e982621545

Observation 488ff37e-7ea6-4971-b4ca-a95d02ff9f06 · outbound

This paper cites BlueWalker 3 Redux.

Initial Observations of the First BlueBird Spacecraft and a Model of Their Brightness BlueWalker 3 Redux

Reference 2024

Resolution
metadata mismatch
local_arxiv, observed 2026-08-15T22:59:18.953475Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.

source=pdf_text observed=2026-08-15T22:59:18.893761Z digest=sha256:d9152528be06899647e0acfae4a805937e35b923b1aef8cc7f645d0af077265d

Pith citing papers

Observation def98ae7-5b99-4db6-8259-b0c0143697ed · inbound

Satellite Constellations Exceed the Limits of Acceptable Brightness Established by the IAU cites this paper.

Satellite Constellations Exceed the Limits of Acceptable Brightness Established by the IAU Initial Observations of the First BlueBird Spacecraft and a Model of Their Brightness

Reference 6

Resolution
metadata mismatch
local_arxiv, observed 2026-08-06T21:29:59.351890Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.

source=pdf_text observed=2026-08-06T21:29:59.177971Z digest=sha256:5c40918501b7f22b49c3d4801effee6c65eace5d1b4e68b6f27bd18387d3a82b