{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:PRH2TZ6WSKZ7HISDDFV24HKHKY","short_pith_number":"pith:PRH2TZ6W","schema_version":"1.0","canonical_sha256":"7c4fa9e7d692b3f3a243196bae1d4756301341fee78bb6314bff11fe790f57c2","source":{"kind":"arxiv","id":"1803.07637","version":2},"attestation_state":"computed","paper":{"title":"The Applegate mechanism in Post-Common-Envelope Binaries: Investigating the role of rotation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"D.R.G. Schleicher, F.H. Navarrete, J. Zamponi, M. V\\\"olschow","submitted_at":"2018-03-20T20:19:08Z","abstract_excerpt":"Eclipsing time variations (ETVs) are observed in many close binary systems. In particular, for several post-common-envelope binaries (PCEBs) that consist of a white dwarf and a main sequence star, the O-C diagram suggests that real or apparent orbital period variations are driven by Jupiter-mass planets or as a result of magnetic activity, the so-called Applegate mechanism. The latter explains orbital period variations as a result of changes in the stellar quadrupole moment due to magnetic activity. We explore the feasibility of driving ETVs via the Applegate mechanism for a sample of PCEB sys"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1803.07637","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-03-20T20:19:08Z","cross_cats_sorted":[],"title_canon_sha256":"72f05c5e8c9e9f68ec0b544f2f97e6652a671e5d0c745ab0f1db7f4b32bcec20","abstract_canon_sha256":"f374900a47eddbbc4bb86c013600b98dca89eba4d690e0f09de83de3428149e1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:10:31.592120Z","signature_b64":"P0tAt8+Zc0W/FwFsPYs6H2GnvFnkttFe/M+UiCYvW2fncfSOcyTYu146mRlzGyA9G/+9H57DEzKhj9eVQoZkDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7c4fa9e7d692b3f3a243196bae1d4756301341fee78bb6314bff11fe790f57c2","last_reissued_at":"2026-05-18T00:10:31.591472Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:10:31.591472Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Applegate mechanism in Post-Common-Envelope Binaries: Investigating the role of rotation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"D.R.G. Schleicher, F.H. Navarrete, J. Zamponi, M. V\\\"olschow","submitted_at":"2018-03-20T20:19:08Z","abstract_excerpt":"Eclipsing time variations (ETVs) are observed in many close binary systems. In particular, for several post-common-envelope binaries (PCEBs) that consist of a white dwarf and a main sequence star, the O-C diagram suggests that real or apparent orbital period variations are driven by Jupiter-mass planets or as a result of magnetic activity, the so-called Applegate mechanism. The latter explains orbital period variations as a result of changes in the stellar quadrupole moment due to magnetic activity. We explore the feasibility of driving ETVs via the Applegate mechanism for a sample of PCEB sys"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.07637","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1803.07637","created_at":"2026-05-18T00:10:31.591580+00:00"},{"alias_kind":"arxiv_version","alias_value":"1803.07637v2","created_at":"2026-05-18T00:10:31.591580+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.07637","created_at":"2026-05-18T00:10:31.591580+00:00"},{"alias_kind":"pith_short_12","alias_value":"PRH2TZ6WSKZ7","created_at":"2026-05-18T12:32:46.962924+00:00"},{"alias_kind":"pith_short_16","alias_value":"PRH2TZ6WSKZ7HISD","created_at":"2026-05-18T12:32:46.962924+00:00"},{"alias_kind":"pith_short_8","alias_value":"PRH2TZ6W","created_at":"2026-05-18T12:32:46.962924+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/PRH2TZ6WSKZ7HISDDFV24HKHKY","json":"https://pith.science/pith/PRH2TZ6WSKZ7HISDDFV24HKHKY.json","graph_json":"https://pith.science/api/pith-number/PRH2TZ6WSKZ7HISDDFV24HKHKY/graph.json","events_json":"https://pith.science/api/pith-number/PRH2TZ6WSKZ7HISDDFV24HKHKY/events.json","paper":"https://pith.science/paper/PRH2TZ6W"},"agent_actions":{"view_html":"https://pith.science/pith/PRH2TZ6WSKZ7HISDDFV24HKHKY","download_json":"https://pith.science/pith/PRH2TZ6WSKZ7HISDDFV24HKHKY.json","view_paper":"https://pith.science/paper/PRH2TZ6W","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1803.07637&json=true","fetch_graph":"https://pith.science/api/pith-number/PRH2TZ6WSKZ7HISDDFV24HKHKY/graph.json","fetch_events":"https://pith.science/api/pith-number/PRH2TZ6WSKZ7HISDDFV24HKHKY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PRH2TZ6WSKZ7HISDDFV24HKHKY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PRH2TZ6WSKZ7HISDDFV24HKHKY/action/storage_attestation","attest_author":"https://pith.science/pith/PRH2TZ6WSKZ7HISDDFV24HKHKY/action/author_attestation","sign_citation":"https://pith.science/pith/PRH2TZ6WSKZ7HISDDFV24HKHKY/action/citation_signature","submit_replication":"https://pith.science/pith/PRH2TZ6WSKZ7HISDDFV24HKHKY/action/replication_record"}},"created_at":"2026-05-18T00:10:31.591580+00:00","updated_at":"2026-05-18T00:10:31.591580+00:00"}