{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:VCAGOPUJYU3PLQDVIDZKGPDPZA","short_pith_number":"pith:VCAGOPUJ","schema_version":"1.0","canonical_sha256":"a880673e89c536f5c07540f2a33c6fc836eca52db947eab74408881831652ffd","source":{"kind":"arxiv","id":"1901.01245","version":2},"attestation_state":"computed","paper":{"title":"Perturbing Monopolar Force-Free Magnetospheres to Slowly Rotating Black Holes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Kevin Thoelecke, Masaaki Takahashi, Sachiko Tsuruta","submitted_at":"2019-01-04T18:59:44Z","abstract_excerpt":"We study the effects of frame-dragging on the structure of force-free magnetospheres around rotating black holes. For slowly rotating black holes, analytic explorations often focus on transforming an exact force-free solution applicable to a static black hole into a solution approximately applicable to a slowly-rotating black hole via perturbations in black hole spin. We show that the single perturbed monopolar solution most commonly arrived at using such techniques is in fact a separatrix between two broad classes of solutions: those with poloidal magnetic fields that bend upwards towards the"},"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":"1901.01245","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-01-04T18:59:44Z","cross_cats_sorted":[],"title_canon_sha256":"c8a20c92a30905abc3e4761f4c242530f091d3ddceff7766aafe051c4ef270e9","abstract_canon_sha256":"2d07a291b9246d7bc3bda2bf0fc90cb289be1cd2b4cc370f104c4404b891c495"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:51:19.193551Z","signature_b64":"EcQ5uTzEiydTAAQYphRlZwe+qFTTekwwPWmD0A9psdOxpaw3KjhqSFCZSnnXK3wSWNDYryctEPXsXGOttEqODA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a880673e89c536f5c07540f2a33c6fc836eca52db947eab74408881831652ffd","last_reissued_at":"2026-05-17T23:51:19.193039Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:51:19.193039Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Perturbing Monopolar Force-Free Magnetospheres to Slowly Rotating Black Holes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Kevin Thoelecke, Masaaki Takahashi, Sachiko Tsuruta","submitted_at":"2019-01-04T18:59:44Z","abstract_excerpt":"We study the effects of frame-dragging on the structure of force-free magnetospheres around rotating black holes. For slowly rotating black holes, analytic explorations often focus on transforming an exact force-free solution applicable to a static black hole into a solution approximately applicable to a slowly-rotating black hole via perturbations in black hole spin. We show that the single perturbed monopolar solution most commonly arrived at using such techniques is in fact a separatrix between two broad classes of solutions: those with poloidal magnetic fields that bend upwards towards the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.01245","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":"1901.01245","created_at":"2026-05-17T23:51:19.193122+00:00"},{"alias_kind":"arxiv_version","alias_value":"1901.01245v2","created_at":"2026-05-17T23:51:19.193122+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.01245","created_at":"2026-05-17T23:51:19.193122+00:00"},{"alias_kind":"pith_short_12","alias_value":"VCAGOPUJYU3P","created_at":"2026-05-18T12:33:30.264802+00:00"},{"alias_kind":"pith_short_16","alias_value":"VCAGOPUJYU3PLQDV","created_at":"2026-05-18T12:33:30.264802+00:00"},{"alias_kind":"pith_short_8","alias_value":"VCAGOPUJ","created_at":"2026-05-18T12:33:30.264802+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/VCAGOPUJYU3PLQDVIDZKGPDPZA","json":"https://pith.science/pith/VCAGOPUJYU3PLQDVIDZKGPDPZA.json","graph_json":"https://pith.science/api/pith-number/VCAGOPUJYU3PLQDVIDZKGPDPZA/graph.json","events_json":"https://pith.science/api/pith-number/VCAGOPUJYU3PLQDVIDZKGPDPZA/events.json","paper":"https://pith.science/paper/VCAGOPUJ"},"agent_actions":{"view_html":"https://pith.science/pith/VCAGOPUJYU3PLQDVIDZKGPDPZA","download_json":"https://pith.science/pith/VCAGOPUJYU3PLQDVIDZKGPDPZA.json","view_paper":"https://pith.science/paper/VCAGOPUJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1901.01245&json=true","fetch_graph":"https://pith.science/api/pith-number/VCAGOPUJYU3PLQDVIDZKGPDPZA/graph.json","fetch_events":"https://pith.science/api/pith-number/VCAGOPUJYU3PLQDVIDZKGPDPZA/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VCAGOPUJYU3PLQDVIDZKGPDPZA/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VCAGOPUJYU3PLQDVIDZKGPDPZA/action/storage_attestation","attest_author":"https://pith.science/pith/VCAGOPUJYU3PLQDVIDZKGPDPZA/action/author_attestation","sign_citation":"https://pith.science/pith/VCAGOPUJYU3PLQDVIDZKGPDPZA/action/citation_signature","submit_replication":"https://pith.science/pith/VCAGOPUJYU3PLQDVIDZKGPDPZA/action/replication_record"}},"created_at":"2026-05-17T23:51:19.193122+00:00","updated_at":"2026-05-17T23:51:19.193122+00:00"}