{"as_of":"2026-08-16T12:59:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:d46e7cf074be3bd52df5393e107afea90496d1eb9bb97bfbbdba7d30980f3973","coverage":[{"denominator":27,"lane":"reference_resolution","note":"Typed states for the displayed outbound observations.","records_observed":27,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-14T14:54:21.993148Z","state":"measured"},{"denominator":27,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":27,"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/1908.02529/citation-record","integrity":"/paper/1908.02529/integrity","json":"/paper/1908.02529/citation-record.json","paper":"/paper/1908.02529"},"outbound":[{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T14:54:22.675038Z","title":"Besicovitch","venue":null,"work_id":"a5838647-7fb5-44e7-bce2-de5e5a81ed5c","year":1926},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":1,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.819654Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:8bbc59368f55cadd53c1e86c976561f9492abf361969ec41adfc8ccb8ceeb6a3","observation_id":"d69f1d28-5d3e-4770-8452-ce8ebbba5fad","resolution":{"observed_at":"2026-08-14T14:54:22.687645Z","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":"2026-08-14T14:54:22.647666Z","title":"Biasi, C","venue":null,"work_id":"0291cfea-1f85-43fc-975c-f4a1abed81a7","year":2008},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":2,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.827216Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:7f4e000a6383a553708020c332f4373705bd1bfa94376411435fffe0c78f064f","observation_id":"03781194-8bbc-4480-a4d5-6949ff08b78a","resolution":{"observed_at":"2026-08-14T14:54:22.659412Z","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":"2026-08-14T14:54:22.623364Z","title":null,"venue":null,"work_id":"40074df2-7404-4447-8adf-63e9502f240f","year":1927},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":3,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.832405Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:7fca0d1f3174fc0192338c5cd7ee7119df340f48801bd3cc043b0f9e845fe537","observation_id":"668428b4-2e8e-438c-88f2-2383740627b4","resolution":{"observed_at":"2026-08-14T14:54:22.629439Z","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":"2026-08-14T14:54:22.578320Z","title":null,"venue":null,"work_id":"22c33084-b718-4fcc-af9a-68e2fecf6dba","year":1925},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":4,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.840989Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:5b6e08b60dd65e79894e8800ddcd9df3cc9838511d251e989e8ba7e4dbaad36f","observation_id":"ca4d0294-fe13-43d5-b6c0-ac830102f46b","resolution":{"observed_at":"2026-08-14T14:54:22.590166Z","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":"2026-08-14T14:54:22.550757Z","title":"Campos and M","venue":null,"work_id":"f0db738a-0ada-4586-ad54-ff687b0ce5d0","year":2013},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":5,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.849450Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:e155544f96c0f62d08c4bd894c332daf15cf09b91b73fcb32e9531303a6d4e83","observation_id":"a6396875-7682-4bc6-8ed6-1191c3db62d4","resolution":{"observed_at":"2026-08-14T14:54:22.560721Z","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":"2026-08-14T14:54:22.521236Z","title":"Dolgopyat","venue":null,"work_id":"aff4f4a5-450e-400c-863c-b058fdf35fe9","year":2019},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":6,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.855450Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:7958bc39918e35d9d1dda575410d457d8f9d21216f91df28ab4a391ce9aa7f19","observation_id":"c44bd891-0c56-4f30-839f-f432daf183b7","resolution":{"observed_at":"2026-08-14T14:54:22.529043Z","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":"2026-08-14T14:54:22.482421Z","title":"Dolgopyat","venue":null,"work_id":"13a5ee3e-6435-4d39-9b3d-709e992eefac","year":2008},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":7,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.866659Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:02941114a33b506459a64f3735a592670462a3bb38572ea014cd760b7b2cb6c6","observation_id":"a4d9ed2f-b0f4-471c-841d-391317050b81","resolution":{"observed_at":"2026-08-14T14:54:22.489357Z","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":"2026-08-14T14:54:22.462015Z","title":"Dolgopyat","venue":null,"work_id":"7e167dac-b62f-43ea-b047-fe589dfeed3b","year":2008},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":8,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.871963Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:44ac219bc0b60142aade05bdef575d6053b8f26cc87336af613f65bf46be5646","observation_id":"1c15ab3a-0731-4e05-a728-20451a814c38","resolution":{"observed_at":"2026-08-14T14:54:22.469104Z","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":"2026-08-14T14:54:22.441171Z","title":"de Simoi and D","venue":null,"work_id":"f5400804-7791-46f4-8ed3-328d7b3fc2c1","year":2012},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":9,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.879351Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:1385b729662c159c4ea8a85f85c76ae345144ec373ba9baa1785fdf1335f144d","observation_id":"f45c088e-5d42-4921-8d99-d480fb8e866d","resolution":{"observed_at":"2026-08-14T14:54:22.446285Z","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":"2026-08-14T14:54:22.421621Z","title":"Einsiedler and T","venue":null,"work_id":"a548f04a-9ba0-4891-b7d2-ca931239bb07","year":2011},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":10,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.885346Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:a89de0426399fa8033b74f8185e7dc5d144470086b624d22e8f0ffc6467427a6","observation_id":"3662362d-776d-4255-825a-9be591b4b382","resolution":{"observed_at":"2026-08-14T14:54:22.428417Z","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":"2026-08-14T14:54:22.397022Z","title":null,"venue":null,"work_id":"817c0ee8-d8be-48e3-95aa-7b062161443b","year":1949},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":11,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.892106Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:1bd80723ebc8a8e850744d79d00eb09abcc6540424705d0cf97dd2dacb2743b5","observation_id":"02aac96d-1500-4106-b63b-6640a82b7833","resolution":{"observed_at":"2026-08-14T14:54:22.407391Z","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":"2026-08-14T14:54:22.369970Z","title":"Hewitt and K","venue":null,"work_id":"c5209cd1-6fa4-4619-a457-4f87cc7cced2","year":1979},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":12,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.897832Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:27304e6bb97bacd2036d33f8eab9c7860c79166703b6f5e5ff211246fd7aa796","observation_id":"eebf7d61-1b2e-4577-bb1f-d293272d85f3","resolution":{"observed_at":"2026-08-14T14:54:22.378752Z","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":"2026-08-14T14:54:22.337777Z","title":"Kunze and R","venue":null,"work_id":"ef5d90f2-c8af-481c-b7f5-ff32bf298aab","year":2010},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":13,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.906409Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:650cc781ab41676d988e20cf6523b90a3afc7fcf6cb1364bc46c53974f353a95","observation_id":"3433ed31-6f90-4d6a-bcd0-b75733f95418","resolution":{"observed_at":"2026-08-14T14:54:22.345916Z","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":"2026-08-14T14:54:22.318943Z","title":"Kunze and R","venue":null,"work_id":"405e6e23-4c57-4c46-96d0-3fb36d068c2e","year":2018},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":14,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.912830Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:099beb67626b569cb5dea61320a7827559f2d88082a11cee1c406aa2d0032f89","observation_id":"ddc0a02f-7683-43cd-b8fd-491bc702be7a","resolution":{"observed_at":"2026-08-14T14:54:22.324624Z","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":"2026-08-14T14:54:22.298289Z","title":"Laederich and M","venue":null,"work_id":"b7fbd18e-03c7-4351-b9cf-832522edb686","year":1991},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":15,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.919278Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:0a36a289856bf2a90fb3293b1317ef476a1a621bfe49b90514856438e95c9060","observation_id":"3879c8fe-a500-48c0-bf00-3dacff61e9b1","resolution":{"observed_at":"2026-08-14T14:54:22.306284Z","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":"2026-08-14T14:54:22.279408Z","title":null,"venue":null,"work_id":"78ce4ba8-53a5-47cc-b3d1-556cc2012cf9","year":1962},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":16,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.925384Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:50f6889d4b1d4abaa431e735800ef7333c145a8dd3653eb6895453da591308a1","observation_id":"8b6a4cfe-05a6-46b0-a3b7-8059b6b23898","resolution":{"observed_at":"2026-08-14T14:54:22.285707Z","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":"2026-08-14T14:54:22.258487Z","title":"Nemytskii and V.V","venue":null,"work_id":"5484975d-5950-4f95-b2b3-fdf878783554","year":1960},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":17,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.931758Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:ec0a57aa05148b8558ec3d2fda0e3e66a8eb0a9e396f759aa843dc5a3794b0e7","observation_id":"f19861b0-7df5-4f2a-838e-bd51f9bfcc74","resolution":{"observed_at":"2026-08-14T14:54:22.263460Z","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":"2026-08-14T14:54:22.236723Z","title":"Ortega and M","venue":null,"work_id":"ccd36ab4-cf18-4449-97ab-875b5d77587c","year":2006},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":18,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.937664Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:b781add744416c0f25acf88c87d3f43ccf1c9943f20c681c0d5459e4676dcf60","observation_id":"6ea8a77e-0185-4f38-a47d-3701a585fa42","resolution":{"observed_at":"2026-08-14T14:54:22.242418Z","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":"2026-08-14T14:54:22.214130Z","title":"Pontryagin","venue":null,"work_id":"b6fb965a-1375-4725-81a8-ae0eab9cd802","year":1966},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":19,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.943815Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:b3ac04912f02a75bd4b3a21f5875bc36e3973973192de687bbb4f548f35a0626","observation_id":"7ef500ed-ad7c-4747-9873-e74bf9bd80bc","resolution":{"observed_at":"2026-08-14T14:54:22.222137Z","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":"2026-08-14T14:54:22.195425Z","title":"Pustyl'nikov","venue":null,"work_id":"ceb159e0-d8b4-4cb4-a306-4ed79023a73b","year":1983},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":20,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.949878Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:3580d6919feea6ab7e40a918a95657ee0e8d732a404427057c8d72cb7805389a","observation_id":"d1d2e515-16ad-4152-93e6-8a85420f2ad3","resolution":{"observed_at":"2026-08-14T14:54:22.200516Z","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":"2026-08-14T14:54:22.175653Z","title":"Schließauf","venue":null,"work_id":"0d400762-f4b7-4622-b566-5f1addfdb0d8","year":2019},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":21,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.958432Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:4ed1939f42e3898f51119b6a8a562a1132498ee334e612ff1ec655586ba4459d","observation_id":"aaddc41c-faa5-4228-8601-82e779791270","resolution":{"observed_at":"2026-08-14T14:54:22.181728Z","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":"2026-08-14T14:54:22.156208Z","title":"De Simoi","venue":null,"work_id":"9010fe73-c3cc-41f9-96ab-b212ccc28f6a","year":2013},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":22,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.963799Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:7bdc2d35a904e4649a1c0e421a4c3364bbb7a0314efec690688094a43791810d","observation_id":"d731df1f-5f2d-4d1d-a5d3-87be62b33f7a","resolution":{"observed_at":"2026-08-14T14:54:22.162148Z","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":"2026-08-14T14:54:22.134410Z","title":"Stepanoff (V.V","venue":null,"work_id":"6927e14c-e729-41db-82c3-61b5300c6449","year":1926},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":23,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.971386Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:279d58f7473a66afbbc9198b9697899059a80f5dcc37a17cf5f97b19296ac649","observation_id":"fbdc3cbc-8c8d-43a3-bf2d-08d62c4ee11b","resolution":{"observed_at":"2026-08-14T14:54:22.139985Z","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":"2026-08-14T14:54:22.113833Z","title":null,"venue":null,"work_id":"b9c3f109-5094-4e23-920f-0f0fbfc75bf7","year":1961},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":24,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.977343Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:706faa668e4ffa75a0087aeb93dfd1c2e24c4bc7240c966bee4b467358bb862a","observation_id":"cea5f54a-8533-4e49-9930-42f9ff56cad9","resolution":{"observed_at":"2026-08-14T14:54:22.119747Z","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":"2026-08-14T14:54:22.092382Z","title":null,"venue":null,"work_id":"04f05f5e-a86f-46fc-b9d4-bcd2c946c49b","year":1927},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":25,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.982531Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:35aab0884b0098943269015cf0e7ab764815a811b01f62e444dd6010dfd4cab0","observation_id":"a93a35a0-1c35-44ae-a6fb-9f36b69fe81b","resolution":{"observed_at":"2026-08-14T14:54:22.097817Z","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":"2026-08-14T14:54:22.070155Z","title":"Zharnitsky","venue":null,"work_id":"e76d220f-8dce-4adf-87be-bd86fcd13ae0","year":1998},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":26,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.987732Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:bc03e29c2c8b2c87acd794abb506cd2697d9c120ee974f13d49836008a63105e","observation_id":"9d6aa38a-7165-4e13-bdd8-9581ab55545e","resolution":{"observed_at":"2026-08-14T14:54:22.076604Z","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":"2026-08-14T14:54:22.048392Z","title":"Zharnitsky","venue":null,"work_id":"906273b4-e10d-44ca-bf05-119bf5ac9c38","year":2000},"citing_paper":{"arxiv_id":"1908.02529","last_updated":"2019-08-07T11:15:22Z","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong","version":1},"reference_index":27,"source":"arxiv_source","source_observed_at":"2026-08-14T14:54:21.993148Z"},"links":{"citing_paper":"/paper/1908.02529"},"observation_digest":"sha256:c548455d9c87a66272751309f8adfe091a88b1e53a462dd618eaa950c0106348","observation_id":"94832863-b994-4418-b3af-f0af9a846ae0","resolution":{"observed_at":"2026-08-14T14:54:22.054433Z","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":"1908.02529","last_updated":"2019-08-07T11:15:22Z","latest_version":1,"primary_category":"math.DS","snapshot_observed_at":"2026-08-14T14:38:38.389911Z","submitted_at":"2019-08-07T11:15:22Z","title":"Escaping orbits are also rare in the almost periodic Fermi-Ulam ping-pong"},"reference_resolution":{"displayed":27,"state_counts":{"malformed_identifier":0,"metadata_mismatch":0,"parse_uncertain":0,"unresolved":6,"verified_exact":0,"verified_fuzzy":21},"total_outbound_references":27},"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 27 of 27 outbound references and 0 inbound Pith citation observations for arXiv:1908.02529."}