{"as_of":"2026-08-16T14:36:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:7aa50f5b98b6b596d99ef277f375a8db828bbcea8bfce3f771510554499d1910","coverage":[{"denominator":19,"lane":"reference_resolution","note":"Typed states for the displayed outbound observations.","records_observed":19,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-14T05:53:36.123919Z","state":"measured"},{"denominator":19,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":19,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-16T06:30:59.297886+00:00","state":"measured"},{"denominator":0,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":0,"source":"paper_references, paper_reference_links","source_observed_at":null,"state":"measured"},{"denominator":1,"lane":"external_citation_measurements","note":"A source-named dated measurement, never combined with another source.","records_observed":0,"source":"cited_works","source_observed_at":null,"state":"measured"}],"external_citation_measurements":[],"inbound":[],"links":{"evidence":"/evidence","html":"/paper/1909.00650/citation-record","integrity":"/paper/1909.00650/integrity","json":"/paper/1909.00650/citation-record.json","paper":"/paper/1909.00650"},"outbound":[{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:53:37.415235Z","title":null,"venue":null,"work_id":"5df01651-4c7f-44ff-a7cd-56b9330662c8","year":2019},"citing_paper":{"arxiv_id":"1909.00650","last_updated":"2020-02-11T11:25:01Z","snapshot_observed_at":"2026-08-14T05:38:33.280696Z","submitted_at":"2019-09-02T10:21:59Z","title":"The third partial cohomology group and existence of extensions of semilattices of groups by groups","version":2},"reference_index":1,"source":"pdf_text","source_observed_at":"2026-08-14T05:53:35.619040Z"},"links":{"citing_paper":"/paper/1909.00650"},"observation_digest":"sha256:0d78548b6e4dd4275e83230554d0e98ffdd372468ac3a1a911850ac4eac6ca04","observation_id":"1691537e-6371-48d2-b031-2730d0cc53bb","resolution":{"observed_at":"2026-08-14T05:53:37.419952Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:53:37.400838Z","title":"The algebraic theory of semigroups , vol","venue":null,"work_id":"5755c63d-7089-4f27-ae00-aea78508822d","year":1967},"citing_paper":{"arxiv_id":"1909.00650","last_updated":"2020-02-11T11:25:01Z","snapshot_observed_at":"2026-08-14T05:38:33.280696Z","submitted_at":"2019-09-02T10:21:59Z","title":"The third partial cohomology group and existence of extensions of semilattices of groups by groups","version":2},"reference_index":2,"source":"pdf_text","source_observed_at":"2026-08-14T05:53:35.788076Z"},"links":{"citing_paper":"/paper/1909.00650"},"observation_digest":"sha256:31de2a3cbb32700f4547facb184b5ca9477aaae0364e000839d1f5cbf7662077","observation_id":"48504559-a8b0-47b4-a02e-6ea1a24abb8f","resolution":{"observed_at":"2026-08-14T05:53:37.405521Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:53:37.385605Z","title":"Recent developments around partial actions","venue":null,"work_id":"a39908ef-206c-41bb-8e25-3d50a6f8ad27","year":2019},"citing_paper":{"arxiv_id":"1909.00650","last_updated":"2020-02-11T11:25:01Z","snapshot_observed_at":"2026-08-14T05:38:33.280696Z","submitted_at":"2019-09-02T10:21:59Z","title":"The third partial cohomology group and existence of extensions of semilattices of groups by groups","version":2},"reference_index":3,"source":"pdf_text","source_observed_at":"2026-08-14T05:53:35.891883Z"},"links":{"citing_paper":"/paper/1909.00650"},"observation_digest":"sha256:8a1fe502eb4f26589c8c66220122222707d851d0ee01fad4f68061c56adf8011","observation_id":"000fa9ed-f88e-4678-8de2-841e56c888d5","resolution":{"observed_at":"2026-08-14T05:53:37.390601Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:53:37.319392Z","title":"Associativity of crossed products by partial actions, enve lop- ing actions and partial representations","venue":null,"work_id":"e1111c05-790a-4980-be39-9cca53cf5b6f","year":2005},"citing_paper":{"arxiv_id":"1909.00650","last_updated":"2020-02-11T11:25:01Z","snapshot_observed_at":"2026-08-14T05:38:33.280696Z","submitted_at":"2019-09-02T10:21:59Z","title":"The third partial cohomology group and existence of extensions of semilattices of groups by groups","version":2},"reference_index":4,"source":"pdf_text","source_observed_at":"2026-08-14T05:53:35.899951Z"},"links":{"citing_paper":"/paper/1909.00650"},"observation_digest":"sha256:791c184b2ea6f557e9000c92f079911172e262159d400e41c0b6016053662dc5","observation_id":"ae6e3b4d-1fc1-4c3d-babb-81f94c30f58e","resolution":{"observed_at":"2026-08-14T05:53:37.349608Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:53:37.204778Z","title":null,"venue":null,"work_id":"e8ddbe1a-ee97-4071-94d7-2fbb17beadff","year":2008},"citing_paper":{"arxiv_id":"1909.00650","last_updated":"2020-02-11T11:25:01Z","snapshot_observed_at":"2026-08-14T05:38:33.280696Z","submitted_at":"2019-09-02T10:21:59Z","title":"The third partial cohomology group and existence of extensions of semilattices of groups by groups","version":2},"reference_index":5,"source":"pdf_text","source_observed_at":"2026-08-14T05:53:35.905051Z"},"links":{"citing_paper":"/paper/1909.00650"},"observation_digest":"sha256:b0ac84b7b988eff5b7b3b99955231752bd567df6a7bc39b8640922378c1638d9","observation_id":"eb4c04bb-466e-47b2-a995-dba114a2502c","resolution":{"observed_at":"2026-08-14T05:53:37.265460Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:53:37.189227Z","title":null,"venue":null,"work_id":"4a6ec387-c499-4a2f-9a9a-a7e3b80ce9e9","year":2010},"citing_paper":{"arxiv_id":"1909.00650","last_updated":"2020-02-11T11:25:01Z","snapshot_observed_at":"2026-08-14T05:38:33.280696Z","submitted_at":"2019-09-02T10:21:59Z","title":"The third partial cohomology group and existence of extensions of semilattices of groups by groups","version":2},"reference_index":6,"source":"pdf_text","source_observed_at":"2026-08-14T05:53:35.912196Z"},"links":{"citing_paper":"/paper/1909.00650"},"observation_digest":"sha256:7b0b624ddc9ea6bebe70f96b75af35e1883fe31ef18ea10326a8f2f0a6f55092","observation_id":"f375b75e-3c2b-4ec9-9e4f-bff577239735","resolution":{"observed_at":"2026-08-14T05:53:37.194231Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:53:37.174730Z","title":"Partial cohomology of groups","venue":null,"work_id":"d6f45c73-d49a-4e8b-9f04-7ec828c7ef7e","year":2015},"citing_paper":{"arxiv_id":"1909.00650","last_updated":"2020-02-11T11:25:01Z","snapshot_observed_at":"2026-08-14T05:38:33.280696Z","submitted_at":"2019-09-02T10:21:59Z","title":"The third partial cohomology group and existence of extensions of semilattices of groups by groups","version":2},"reference_index":7,"source":"pdf_text","source_observed_at":"2026-08-14T05:53:35.917325Z"},"links":{"citing_paper":"/paper/1909.00650"},"observation_digest":"sha256:4c2829a3df7cf20e6ebd1dacb892486af8f792766908502d92be29cd8870b231","observation_id":"0b779981-c938-4bf7-a00c-f264b18e7c0f","resolution":{"observed_at":"2026-08-14T05:53:37.179073Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:53:37.159238Z","title":"Twisted partial actions and extensions of semilat- tices of groups by groups","venue":null,"work_id":"fc55cfa3-2131-44a7-9a84-2cb00288a63e","year":2017},"citing_paper":{"arxiv_id":"1909.00650","last_updated":"2020-02-11T11:25:01Z","snapshot_observed_at":"2026-08-14T05:38:33.280696Z","submitted_at":"2019-09-02T10:21:59Z","title":"The third partial cohomology group and existence of extensions of semilattices of groups by groups","version":2},"reference_index":8,"source":"pdf_text","source_observed_at":"2026-08-14T05:53:35.922774Z"},"links":{"citing_paper":"/paper/1909.00650"},"observation_digest":"sha256:fbbcc8f4037bff1fa950164f1856e84bb64a4e99c118ece4b3036df8c4982a06","observation_id":"e864db03-6067-4179-a35f-1c6c34914e01","resolution":{"observed_at":"2026-08-14T05:53:37.164389Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:53:37.022949Z","title":"Partial cohomology of groups and extensions of semilattices of abelian groups","venue":null,"work_id":"5afbdbc7-6545-46b5-831c-d234ec3d689b","year":2018},"citing_paper":{"arxiv_id":"1909.00650","last_updated":"2020-02-11T11:25:01Z","snapshot_observed_at":"2026-08-14T05:38:33.280696Z","submitted_at":"2019-09-02T10:21:59Z","title":"The third partial cohomology group and existence of extensions of semilattices of groups by groups","version":2},"reference_index":9,"source":"pdf_text","source_observed_at":"2026-08-14T05:53:35.927365Z"},"links":{"citing_paper":"/paper/1909.00650"},"observation_digest":"sha256:d2d38760403e8a02d717057c44365594fc4996525b83fa7898596595776aa788","observation_id":"8b31f442-313e-46f8-bea6-17c0c471accd","resolution":{"observed_at":"2026-08-14T05:53:37.082267Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:53:37.005843Z","title":"Partial projective representations and partial actions","venue":null,"work_id":"55e962ef-e293-4cee-9e45-d57fb26fe947","year":2010},"citing_paper":{"arxiv_id":"1909.00650","last_updated":"2020-02-11T11:25:01Z","snapshot_observed_at":"2026-08-14T05:38:33.280696Z","submitted_at":"2019-09-02T10:21:59Z","title":"The third partial cohomology group and existence of extensions of semilattices of groups by groups","version":2},"reference_index":10,"source":"pdf_text","source_observed_at":"2026-08-14T05:53:35.931925Z"},"links":{"citing_paper":"/paper/1909.00650"},"observation_digest":"sha256:29317428ecd02854a84e6853ed517fcb81136a19cadbadd8b2e8518ad166ddcc","observation_id":"05e784c3-adbe-4d73-9c13-8c3897d036a8","resolution":{"observed_at":"2026-08-14T05:53:37.011136Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:53:36.988494Z","title":"Partial Galois cohomology and related ho- momorphisms","venue":null,"work_id":"79e07757-6108-4571-9df1-12fb3073e547","year":2019},"citing_paper":{"arxiv_id":"1909.00650","last_updated":"2020-02-11T11:25:01Z","snapshot_observed_at":"2026-08-14T05:38:33.280696Z","submitted_at":"2019-09-02T10:21:59Z","title":"The third partial cohomology group and existence of extensions of semilattices of groups by groups","version":2},"reference_index":11,"source":"pdf_text","source_observed_at":"2026-08-14T05:53:35.936701Z"},"links":{"citing_paper":"/paper/1909.00650"},"observation_digest":"sha256:30188b0b3b35a00e4bfde514c563cf015a5b69645a71d642d51135f8f9b0c292","observation_id":"b473cc71-d2f6-439b-a76e-3777fcc36335","resolution":{"observed_at":"2026-08-14T05:53:36.994089Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"1908.05820","last_updated":"2019-08-16T02:39:09Z","snapshot_observed_at":"2026-08-16T02:22:20.760083Z","submitted_at":"2019-08-16T02:39:09Z","title":"Partial generalized crossed products and a seven-term exact sequence","version":1},"cited_work":{"arxiv_id":"1908.05820","doi":null,"metadata_source":"pith","pith_arxiv_id":"1908.05820","snapshot_observed_at":"2026-08-14T05:53:36.248740Z","title":"Partial generalized crossed products and a seven-term exact sequence","venue":"math.RA","work_id":"6b739802-8314-443c-b91a-17216bdcc787","year":2019},"citing_paper":{"arxiv_id":"1909.00650","last_updated":"2020-02-11T11:25:01Z","snapshot_observed_at":"2026-08-14T05:38:33.280696Z","submitted_at":"2019-09-02T10:21:59Z","title":"The third partial cohomology group and existence of extensions of semilattices of groups by groups","version":2},"reference_index":12,"source":"pdf_text","source_observed_at":"2026-08-14T05:53:35.941216Z"},"links":{"cited_paper":"/paper/1908.05820","citing_paper":"/paper/1909.00650"},"observation_digest":"sha256:81dde554de12359f412e0d52f14f0891ef2f438c9dbb8ef00a5a8f414a4f8c7e","observation_id":"692dab61-9177-4968-a405-26c4b25f02b4","resolution":{"observed_at":"2026-08-14T05:53:36.256399Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:53:36.970851Z","title":"Schur’s theory for partial projective representations","venue":null,"work_id":"e7cef368-8537-4bc6-afd5-784f6ec43fcf","year":2019},"citing_paper":{"arxiv_id":"1909.00650","last_updated":"2020-02-11T11:25:01Z","snapshot_observed_at":"2026-08-14T05:38:33.280696Z","submitted_at":"2019-09-02T10:21:59Z","title":"The third partial cohomology group and existence of extensions of semilattices of groups by groups","version":2},"reference_index":13,"source":"pdf_text","source_observed_at":"2026-08-14T05:53:35.945917Z"},"links":{"citing_paper":"/paper/1909.00650"},"observation_digest":"sha256:5dca68520643eb185a64465e798fe7230a0136b52dde169bf4af886dc0ab6c9e","observation_id":"f2596d03-6c61-4bd1-8ca5-370893a263f1","resolution":{"observed_at":"2026-08-14T05:53:36.977427Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:53:36.757477Z","title":"Twisted partial actions: a classiﬁcation of regular C∗ -algebraic bundles","venue":null,"work_id":"3569f5f1-5c02-4342-b73a-60d7773d9d0d","year":1997},"citing_paper":{"arxiv_id":"1909.00650","last_updated":"2020-02-11T11:25:01Z","snapshot_observed_at":"2026-08-14T05:38:33.280696Z","submitted_at":"2019-09-02T10:21:59Z","title":"The third partial cohomology group and existence of extensions of semilattices of groups by groups","version":2},"reference_index":14,"source":"pdf_text","source_observed_at":"2026-08-14T05:53:35.950696Z"},"links":{"citing_paper":"/paper/1909.00650"},"observation_digest":"sha256:968cf104c2103b4fa52647e282bfea78a1aec0afba6700b16d786164c98b88fe","observation_id":"ab3eb4bd-45f7-451c-ba9a-18ca1e0c90ec","resolution":{"observed_at":"2026-08-14T05:53:36.911011Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:53:36.697027Z","title":"Noncommutative boundaries and the ideal structure of reduced crossed products","venue":null,"work_id":"9c838394-6dd2-42a6-a92c-818d6add52c1","year":2019},"citing_paper":{"arxiv_id":"1909.00650","last_updated":"2020-02-11T11:25:01Z","snapshot_observed_at":"2026-08-14T05:38:33.280696Z","submitted_at":"2019-09-02T10:21:59Z","title":"The third partial cohomology group and existence of extensions of semilattices of groups by groups","version":2},"reference_index":15,"source":"pdf_text","source_observed_at":"2026-08-14T05:53:35.955173Z"},"links":{"citing_paper":"/paper/1909.00650"},"observation_digest":"sha256:690247efc6f9062ee397f573260b0f365b379ea033a5930743e5d9baf856f91b","observation_id":"6c26b8dc-7068-477c-8719-620cec52f164","resolution":{"observed_at":"2026-08-14T05:53:36.702114Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:53:36.678549Z","title":"Cohomology of inverse semigroups","venue":null,"work_id":"e98122e5-d994-4a63-ba01-5f049527ed22","year":1975},"citing_paper":{"arxiv_id":"1909.00650","last_updated":"2020-02-11T11:25:01Z","snapshot_observed_at":"2026-08-14T05:38:33.280696Z","submitted_at":"2019-09-02T10:21:59Z","title":"The third partial cohomology group and existence of extensions of semilattices of groups by groups","version":2},"reference_index":16,"source":"pdf_text","source_observed_at":"2026-08-14T05:53:35.959831Z"},"links":{"citing_paper":"/paper/1909.00650"},"observation_digest":"sha256:045e624e6e0358ab6d09415f2ff3000a66559c96955d3fe8c4690e18afacf19f","observation_id":"cf577d07-1deb-4a63-8ff9-3b7eb7bf10db","resolution":{"observed_at":"2026-08-14T05:53:36.686456Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:53:36.501921Z","title":null,"venue":null,"work_id":"e051c212-40ba-408c-96d4-bbfa6bd86b26","year":1998},"citing_paper":{"arxiv_id":"1909.00650","last_updated":"2020-02-11T11:25:01Z","snapshot_observed_at":"2026-08-14T05:38:33.280696Z","submitted_at":"2019-09-02T10:21:59Z","title":"The third partial cohomology group and existence of extensions of semilattices of groups by groups","version":2},"reference_index":17,"source":"pdf_text","source_observed_at":"2026-08-14T05:53:35.965406Z"},"links":{"citing_paper":"/paper/1909.00650"},"observation_digest":"sha256:34bc4f27e60cc092f78ea166f333b008f245ff9cdcac12941a49753c1d87e2b5","observation_id":"e20f9e8c-acd2-4087-8c56-8742a2ee93d2","resolution":{"observed_at":"2026-08-14T05:53:36.594860Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:53:36.483975Z","title":"Homology","venue":null,"work_id":"7b50f04d-e46f-4765-ad60-27af26e1a20b","year":1963},"citing_paper":{"arxiv_id":"1909.00650","last_updated":"2020-02-11T11:25:01Z","snapshot_observed_at":"2026-08-14T05:38:33.280696Z","submitted_at":"2019-09-02T10:21:59Z","title":"The third partial cohomology group and existence of extensions of semilattices of groups by groups","version":2},"reference_index":18,"source":"pdf_text","source_observed_at":"2026-08-14T05:53:36.025613Z"},"links":{"citing_paper":"/paper/1909.00650"},"observation_digest":"sha256:2cfee65c88a768acf56f3ad30d7aab761a92c3c7a03e0ba394280344c2760228","observation_id":"ffeb1ca9-3c54-4f5a-944d-f028b34a8179","resolution":{"observed_at":"2026-08-14T05:53:36.489130Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:53:36.368938Z","title":"Inverse semigroups","venue":null,"work_id":"2795e1bb-6215-4bd7-b839-cc73f99d3fee","year":1984},"citing_paper":{"arxiv_id":"1909.00650","last_updated":"2020-02-11T11:25:01Z","snapshot_observed_at":"2026-08-14T05:38:33.280696Z","submitted_at":"2019-09-02T10:21:59Z","title":"The third partial cohomology group and existence of extensions of semilattices of groups by groups","version":2},"reference_index":19,"source":"pdf_text","source_observed_at":"2026-08-14T05:53:36.123919Z"},"links":{"citing_paper":"/paper/1909.00650"},"observation_digest":"sha256:ad2926368ec06e3cf19bf075687c32a0d2b7add65227153873715d90cc0a866f","observation_id":"ed91cdd5-ad1d-4df2-b197-7777dd45aad8","resolution":{"observed_at":"2026-08-14T05:53:36.471552Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}}],"paper":{"arxiv_id":"1909.00650","last_updated":"2020-02-11T11:25:01Z","latest_version":2,"primary_category":"math.GR","snapshot_observed_at":"2026-08-14T05:38:33.280696Z","submitted_at":"2019-09-02T10:21:59Z","title":"The third partial cohomology group and existence of extensions of semilattices of groups by groups"},"reference_resolution":{"displayed":19,"state_counts":{"malformed_identifier":0,"metadata_mismatch":0,"parse_uncertain":0,"unresolved":4,"verified_exact":1,"verified_fuzzy":14},"total_outbound_references":19},"refusal":"A citation records a reference. It does not transfer a finding from one paper to another.","schema":"pith.paper-citation-record.v1","standing_sources":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"thesis":"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."}