Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-14T05:53:36.123919Z
Paper Citation Record · LEDGER
As of 16 August 2026, this Paper Citation Record lists 19 of 19 outbound references and 0 inbound Pith citation observations for arXiv:1909.00650.
A citation records a reference. It does not transfer a finding from one paper to another.
Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-14T05:53:36.123919Z
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-16T06:30:59.297886+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links
A source-named dated measurement, never combined with another source.
Source: cited_works
19 of 19 outbound references displayed
External citation measurements
No source-named external measurement is stored.
Observation 1691537e-6371-48d2-b031-2730d0cc53bb · outbound
The third partial cohomology group and existence of extensions of semilattices of groups by groups Unresolved cited work
Reference 1
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 48504559-a8b0-47b4-a02e-6ea1a24abb8f · outbound
The third partial cohomology group and existence of extensions of semilattices of groups by groups The algebraic theory of semigroups , vol
Reference 2
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 000fa9ed-f88e-4678-8de2-841e56c888d5 · outbound
The third partial cohomology group and existence of extensions of semilattices of groups by groups Recent developments around partial actions
Reference 3
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation ae6e3b4d-1fc1-4c3d-babb-81f94c30f58e · outbound
The third partial cohomology group and existence of extensions of semilattices of groups by groups Associativity of crossed products by partial actions, enve lop- ing actions and partial representations
Reference 4
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation eb4c04bb-466e-47b2-a995-dba114a2502c · outbound
The third partial cohomology group and existence of extensions of semilattices of groups by groups Unresolved cited work
Reference 5
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation f375b75e-3c2b-4ec9-9e4f-bff577239735 · outbound
The third partial cohomology group and existence of extensions of semilattices of groups by groups Unresolved cited work
Reference 6
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 0b779981-c938-4bf7-a00c-f264b18e7c0f · outbound
The third partial cohomology group and existence of extensions of semilattices of groups by groups Partial cohomology of groups
Reference 7
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation e864db03-6067-4179-a35f-1c6c34914e01 · outbound
The third partial cohomology group and existence of extensions of semilattices of groups by groups Twisted partial actions and extensions of semilat- tices of groups by groups
Reference 8
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 8b31f442-313e-46f8-bea6-17c0c471accd · outbound
The third partial cohomology group and existence of extensions of semilattices of groups by groups Partial cohomology of groups and extensions of semilattices of abelian groups
Reference 9
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 05e784c3-adbe-4d73-9c13-8c3897d036a8 · outbound
The third partial cohomology group and existence of extensions of semilattices of groups by groups Partial projective representations and partial actions
Reference 10
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation b473cc71-d2f6-439b-a76e-3777fcc36335 · outbound
The third partial cohomology group and existence of extensions of semilattices of groups by groups Partial Galois cohomology and related ho- momorphisms
Reference 11
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 692dab61-9177-4968-a405-26c4b25f02b4 · outbound
The third partial cohomology group and existence of extensions of semilattices of groups by groups Partial generalized crossed products and a seven-term exact sequence
Reference 12
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation f2596d03-6c61-4bd1-8ca5-370893a263f1 · outbound
The third partial cohomology group and existence of extensions of semilattices of groups by groups Schur’s theory for partial projective representations
Reference 13
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation ab3eb4bd-45f7-451c-ba9a-18ca1e0c90ec · outbound
The third partial cohomology group and existence of extensions of semilattices of groups by groups Twisted partial actions: a classification of regular C∗ -algebraic bundles
Reference 14
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 6c26b8dc-7068-477c-8719-620cec52f164 · outbound
The third partial cohomology group and existence of extensions of semilattices of groups by groups Noncommutative boundaries and the ideal structure of reduced crossed products
Reference 15
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation cf577d07-1deb-4a63-8ff9-3b7eb7bf10db · outbound
The third partial cohomology group and existence of extensions of semilattices of groups by groups Cohomology of inverse semigroups
Reference 16
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation e20f9e8c-acd2-4087-8c56-8742a2ee93d2 · outbound
The third partial cohomology group and existence of extensions of semilattices of groups by groups Unresolved cited work
Reference 17
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation ffeb1ca9-3c54-4f5a-944d-f028b34a8179 · outbound
The third partial cohomology group and existence of extensions of semilattices of groups by groups Homology
Reference 18
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation ed91cdd5-ad1d-4df2-b197-7777dd45aad8 · outbound
The third partial cohomology group and existence of extensions of semilattices of groups by groups Inverse semigroups
Reference 19
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
No inbound Pith citation observations are available.