{"as_of":"2026-08-16T20:21:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:7439001f650f269c86187ccc6ecd47c4082f6c4be2a608715daf3dc6fbbce9d9","coverage":[{"denominator":13,"lane":"reference_resolution","note":"Typed states for the displayed outbound observations.","records_observed":13,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-14T13:53:46.487168Z","state":"measured"},{"denominator":13,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":13,"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/1908.04204/citation-record","integrity":"/paper/1908.04204/integrity","json":"/paper/1908.04204/citation-record.json","paper":"/paper/1908.04204"},"outbound":[{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:53:46.881383Z","title":null,"venue":null,"work_id":"15164f8f-dc4c-4dc5-b8b5-57d63342c288","year":2016},"citing_paper":{"arxiv_id":"1908.04204","last_updated":"2020-02-04T16:28:41Z","snapshot_observed_at":"2026-08-16T14:35:13.023358Z","submitted_at":"2019-08-12T15:36:01Z","title":"Microphysical effects of water content and temperature on the triboelectrification of volcanic ash on long timescales","version":2},"reference_index":1,"source":"pdf_text","source_observed_at":"2026-08-14T13:53:46.269828Z"},"links":{"citing_paper":"/paper/1908.04204"},"observation_digest":"sha256:d6d9b03853ae699745738b0fedaaf3aae7724ee5ccc3752c8f475ab905fbad82","observation_id":"50e24635-0f03-4650-9b0b-213a5ef22152","resolution":{"observed_at":"2026-08-14T13:53:46.888492Z","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":"2026-08-14T13:53:46.547908Z","title":"Charging device consists of a hollow aluminum tube open at one end and connected to the grounded shaft of a stepper motor at the other","venue":null,"work_id":"5df9169e-23d6-41fa-8ea0-7a7e8aab3358","year":2017},"citing_paper":{"arxiv_id":"1908.04204","last_updated":"2020-02-04T16:28:41Z","snapshot_observed_at":"2026-08-16T14:35:13.023358Z","submitted_at":"2019-08-12T15:36:01Z","title":"Microphysical effects of water content and temperature on the triboelectrification of volcanic ash on long timescales","version":2},"reference_index":13,"source":"pdf_text","source_observed_at":"2026-08-14T13:53:46.487168Z"},"links":{"citing_paper":"/paper/1908.04204"},"observation_digest":"sha256:ac9283f1a14b9e182e74a0986856ec0afc1f5d8826a169dde8f2f23835e612e1","observation_id":"281e2234-baf6-4c9e-994b-db9aab4491a3","resolution":{"observed_at":"2026-08-14T13:53:46.557239Z","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":"2026-08-14T13:53:46.799740Z","title":null,"venue":null,"work_id":"36d65495-1a03-4000-835f-c95b43ff0d79","year":2004},"citing_paper":{"arxiv_id":"1908.04204","last_updated":"2020-02-04T16:28:41Z","snapshot_observed_at":"2026-08-16T14:35:13.023358Z","submitted_at":"2019-08-12T15:36:01Z","title":"Microphysical effects of water content and temperature on the triboelectrification of volcanic ash on long timescales","version":2},"reference_index":82,"source":"pdf_text","source_observed_at":"2026-08-14T13:53:46.284565Z"},"links":{"citing_paper":"/paper/1908.04204"},"observation_digest":"sha256:b3ca73470211171f5eab74145124df5547aabd833e422ff5f4ee4813e90fbcbd","observation_id":"797a65f5-75ed-4bd4-a742-a8ffc7062824","resolution":{"observed_at":"2026-08-14T13:53:46.823851Z","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":"2026-08-14T13:53:46.637176Z","title":"S., Steﬀes, P., Dufek, J., and Akins, A","venue":null,"work_id":"794d5730-b910-40c6-99b5-0c05435cd76e","year":2019},"citing_paper":{"arxiv_id":"1908.04204","last_updated":"2020-02-04T16:28:41Z","snapshot_observed_at":"2026-08-16T14:35:13.023358Z","submitted_at":"2019-08-12T15:36:01Z","title":"Microphysical effects of water content and temperature on the triboelectrification of volcanic ash on long timescales","version":2},"reference_index":123,"source":"pdf_text","source_observed_at":"2026-08-14T13:53:46.370391Z"},"links":{"citing_paper":"/paper/1908.04204"},"observation_digest":"sha256:222bc906ed7325050b6808b11b6ba08b6cd117a261931f17d6b4e66c290a877c","observation_id":"195446d7-31d2-483c-ad5d-ce50fb2ad2eb","resolution":{"observed_at":"2026-08-14T13:53:46.643204Z","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":"2026-08-14T13:53:46.569227Z","title":"and Donnadieu, F","venue":null,"work_id":"f511e59b-d46b-471c-9431-ce24ea6bd676","year":2011},"citing_paper":{"arxiv_id":"1908.04204","last_updated":"2020-02-04T16:28:41Z","snapshot_observed_at":"2026-08-16T14:35:13.023358Z","submitted_at":"2019-08-12T15:36:01Z","title":"Microphysical effects of water content and temperature on the triboelectrification of volcanic ash on long timescales","version":2},"reference_index":127,"source":"pdf_text","source_observed_at":"2026-08-14T13:53:46.462773Z"},"links":{"citing_paper":"/paper/1908.04204"},"observation_digest":"sha256:74ead716b6e3865dbf38f9253ca4fbfbe5c00a9c365bb1a7b598a73c31c95eef","observation_id":"cae3b322-b66d-40a7-8e36-159821407cf0","resolution":{"observed_at":"2026-08-14T13:53:46.574780Z","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":"2026-08-14T13:53:46.691416Z","title":"I., and Hosotani, K","venue":null,"work_id":"ef849f37-7ae9-4c2b-b056-804e7d079717","year":2012},"citing_paper":{"arxiv_id":"1908.04204","last_updated":"2020-02-04T16:28:41Z","snapshot_observed_at":"2026-08-16T14:35:13.023358Z","submitted_at":"2019-08-12T15:36:01Z","title":"Microphysical effects of water content and temperature on the triboelectrification of volcanic ash on long timescales","version":2},"reference_index":136,"source":"pdf_text","source_observed_at":"2026-08-14T13:53:46.297903Z"},"links":{"citing_paper":"/paper/1908.04204"},"observation_digest":"sha256:fff3f917251506197a2cf46cc4ff4c3e25c5ef0e0bf7383778be49f6ba10b165","observation_id":"541cc51d-2465-4b73-93d8-5f08e357ec66","resolution":{"observed_at":"2026-08-14T13:53:46.709226Z","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":"2026-08-14T13:53:46.656083Z","title":null,"venue":null,"work_id":"5dd66951-fb40-43f5-b58e-16b35aba705b","year":2017},"citing_paper":{"arxiv_id":"1908.04204","last_updated":"2020-02-04T16:28:41Z","snapshot_observed_at":"2026-08-16T14:35:13.023358Z","submitted_at":"2019-08-12T15:36:01Z","title":"Microphysical effects of water content and temperature on the triboelectrification of volcanic ash on long timescales","version":2},"reference_index":260,"source":"pdf_text","source_observed_at":"2026-08-14T13:53:46.342548Z"},"links":{"citing_paper":"/paper/1908.04204"},"observation_digest":"sha256:e873234f4efc39bea0696eaf1359104ac52599ad4fba2ab9c30d6b118da85d10","observation_id":"01e51af4-8cf9-4e61-9b7f-cf6c78027444","resolution":{"observed_at":"2026-08-14T13:53:46.661133Z","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":"2026-08-14T13:53:46.586142Z","title":null,"venue":null,"work_id":"2cb5ed3e-16d5-4437-b10d-de51ee15c1ea","year":2007},"citing_paper":{"arxiv_id":"1908.04204","last_updated":"2020-02-04T16:28:41Z","snapshot_observed_at":"2026-08-16T14:35:13.023358Z","submitted_at":"2019-08-12T15:36:01Z","title":"Microphysical effects of water content and temperature on the triboelectrification of volcanic ash on long timescales","version":2},"reference_index":1926,"source":"pdf_text","source_observed_at":"2026-08-14T13:53:46.435336Z"},"links":{"citing_paper":"/paper/1908.04204"},"observation_digest":"sha256:585875b049870e9a2177576d38e2ee94d35308700e3e25bbb1d17ff04ea1ecb2","observation_id":"5414ff15-bbe0-477d-b24d-84cbc64d5c11","resolution":{"observed_at":"2026-08-14T13:53:46.590908Z","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":"2026-08-14T13:53:46.672923Z","title":null,"venue":null,"work_id":"18dcfc25-f5be-4f48-bde2-a06e695ffe2e","year":2009},"citing_paper":{"arxiv_id":"1908.04204","last_updated":"2020-02-04T16:28:41Z","snapshot_observed_at":"2026-08-16T14:35:13.023358Z","submitted_at":"2019-08-12T15:36:01Z","title":"Microphysical effects of water content and temperature on the triboelectrification of volcanic ash on long timescales","version":2},"reference_index":1977,"source":"pdf_text","source_observed_at":"2026-08-14T13:53:46.315052Z"},"links":{"citing_paper":"/paper/1908.04204"},"observation_digest":"sha256:2b8374b84c5aa9506726166df9c86d666b66e85346f57360b31508d67029b1e5","observation_id":"05d07288-c116-42ad-9b50-cca7b0dde27f","resolution":{"observed_at":"2026-08-14T13:53:46.677909Z","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":"2026-08-14T13:53:46.619156Z","title":"38(2), 121-131","venue":null,"work_id":"11dcf280-c1d8-46f6-a262-7a9b3cd063f3","year":2018},"citing_paper":{"arxiv_id":"1908.04204","last_updated":"2020-02-04T16:28:41Z","snapshot_observed_at":"2026-08-16T14:35:13.023358Z","submitted_at":"2019-08-12T15:36:01Z","title":"Microphysical effects of water content and temperature on the triboelectrification of volcanic ash on long timescales","version":2},"reference_index":2011,"source":"pdf_text","source_observed_at":"2026-08-14T13:53:46.395384Z"},"links":{"citing_paper":"/paper/1908.04204"},"observation_digest":"sha256:7282597f6a49972bcc2e5303b4f8492be00b1bd6477fd9baa414dbbf2529d42b","observation_id":"9afcc0d7-6b80-4d16-a847-efbd6ea505da","resolution":{"observed_at":"2026-08-14T13:53:46.624409Z","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":"2026-08-14T13:53:46.742810Z","title":null,"venue":null,"work_id":"a73e7176-4a54-41a1-8110-c0350c3cd9cb","year":2017},"citing_paper":{"arxiv_id":"1908.04204","last_updated":"2020-02-04T16:28:41Z","snapshot_observed_at":"2026-08-16T14:35:13.023358Z","submitted_at":"2019-08-12T15:36:01Z","title":"Microphysical effects of water content and temperature on the triboelectrification of volcanic ash on long timescales","version":2},"reference_index":2908,"source":"pdf_text","source_observed_at":"2026-08-14T13:53:46.290667Z"},"links":{"citing_paper":"/paper/1908.04204"},"observation_digest":"sha256:d66d89085baecf7a4c6a1dc7fbdf3361ac487c5b58dab36a504c2f1c39caa01e","observation_id":"e35f53ee-ffc5-443e-a5a3-95f61a3d0e7a","resolution":{"observed_at":"2026-08-14T13:53:46.766267Z","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":"2026-08-14T13:53:46.602842Z","title":"and Tanaka, K","venue":null,"work_id":"ed341eca-a22a-4abf-b378-32bb172d0ad6","year":2019},"citing_paper":{"arxiv_id":"1908.04204","last_updated":"2020-02-04T16:28:41Z","snapshot_observed_at":"2026-08-16T14:35:13.023358Z","submitted_at":"2019-08-12T15:36:01Z","title":"Microphysical effects of water content and temperature on the triboelectrification of volcanic ash on long timescales","version":2},"reference_index":5293,"source":"pdf_text","source_observed_at":"2026-08-14T13:53:46.408482Z"},"links":{"citing_paper":"/paper/1908.04204"},"observation_digest":"sha256:489f154de9ea40b7bacea254a06b257603a2bb7e0105272d55da80fa5d47e13b","observation_id":"d8c0d589-cd97-43d4-a1e2-5835966c8de8","resolution":{"observed_at":"2026-08-14T13:53:46.608108Z","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":"2026-08-14T13:53:46.850469Z","title":"A., Rezende, C","venue":null,"work_id":"6d9e1ec3-4eb1-4db2-a6e3-7b015a9595d4","year":2011},"citing_paper":{"arxiv_id":"1908.04204","last_updated":"2020-02-04T16:28:41Z","snapshot_observed_at":"2026-08-16T14:35:13.023358Z","submitted_at":"2019-08-12T15:36:01Z","title":"Microphysical effects of water content and temperature on the triboelectrification of volcanic ash on long timescales","version":2},"reference_index":9326,"source":"pdf_text","source_observed_at":"2026-08-14T13:53:46.278690Z"},"links":{"citing_paper":"/paper/1908.04204"},"observation_digest":"sha256:16fae69313c04f00b2f3b97b26ec6358461a1b92827a7a8e1cffc57fd243aca5","observation_id":"e22d222a-e635-4148-afe2-7c65fa0442ac","resolution":{"observed_at":"2026-08-14T13:53:46.868150Z","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":"1908.04204","last_updated":"2020-02-04T16:28:41Z","latest_version":2,"primary_category":"physics.geo-ph","snapshot_observed_at":"2026-08-16T14:35:13.023358Z","submitted_at":"2019-08-12T15:36:01Z","title":"Microphysical effects of water content and temperature on the triboelectrification of volcanic ash on long timescales"},"reference_resolution":{"displayed":13,"state_counts":{"malformed_identifier":0,"metadata_mismatch":0,"parse_uncertain":0,"unresolved":6,"verified_exact":0,"verified_fuzzy":7},"total_outbound_references":13},"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 13 of 13 outbound references and 0 inbound Pith citation observations for arXiv:1908.04204."}