Paper Citation Record · LEDGER

Projective plane and planar quantum codes

As of 7 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 2 inbound Pith citation observations for arXiv:quant-ph/9810055.

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

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 2026-08-07T06:34:17.273281+00:00

measured 2 of 2 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links, observed 2026-08-06T16:54:56.415590Z

measured 0 of 1 external citation measurements

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

Source: pith, observed 2026-06-29T22:13:59.989528Z

0 of 0 outbound references displayed

External citation measurements

No source-named external measurement is stored.

No outbound reference observations are available for this paper version.

Observation 2ed14691-54db-4295-9023-012ba48f5b12 · inbound

Reference 20

Resolution: unresolved; no resolver link, observed 2026-08-06T16:54:56.415590Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation d4e90171-f8f1-4228-bc36-20de24b299a4 · inbound

Reference 18

Resolution: verified exact; local_arxiv, observed 2026-06-29T22:13:59.990739Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-07T06:34:17.273281+00:00.