{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:TNH7WAIVSFPUBDPUYAT6O4KROQ","short_pith_number":"pith:TNH7WAIV","schema_version":"1.0","canonical_sha256":"9b4ffb0115915f408df4c027e77151740bffc79539c0bdcdcd964bea9d37fc89","source":{"kind":"arxiv","id":"1507.07454","version":1},"attestation_state":"computed","paper":{"title":"Magnetar Activity via the Density-Shear Instability in Hall-MHD","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Konstantinos N. Gourgouliatos, Maxim Lyutikov, Rainer Hollerbach, Todor Kondic","submitted_at":"2015-07-27T15:37:12Z","abstract_excerpt":"We investigate the density-shear instability in Hall-MHD via numerical simulation of the full non-linear problem, in the context of magnetar activity. We confirm the development of the instability of a plane-parallel magnetic field with an appropriate intensity and electron density profile, in accordance with analytic theory. We find that the instability also appears for a monotonically decreasing electron number density and magnetic field, a plane-parallel analogue of an azimuthal or meridional magnetic field in the crust of a magnetar. The growth rate of the instability depends on the Hall p"},"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":"1507.07454","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-07-27T15:37:12Z","cross_cats_sorted":[],"title_canon_sha256":"fcc42f045e7f7e2506091477c71a5d746e348611631a233d19391c72cf53448b","abstract_canon_sha256":"3f612222a6655ecce08b37ea928e8f933a9f1e8cb841ff3eba4304c2c3b03312"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:34:12.600679Z","signature_b64":"JSeo9LCAebO2ljvo1q4STQGc9nd6dUMc/sd1PFUjqK1Jir4AUy4LFPIQEdPnojEEm8/ASlFa2P5cxJ2eTWSkCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9b4ffb0115915f408df4c027e77151740bffc79539c0bdcdcd964bea9d37fc89","last_reissued_at":"2026-05-18T01:34:12.599912Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:34:12.599912Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Magnetar Activity via the Density-Shear Instability in Hall-MHD","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Konstantinos N. Gourgouliatos, Maxim Lyutikov, Rainer Hollerbach, Todor Kondic","submitted_at":"2015-07-27T15:37:12Z","abstract_excerpt":"We investigate the density-shear instability in Hall-MHD via numerical simulation of the full non-linear problem, in the context of magnetar activity. We confirm the development of the instability of a plane-parallel magnetic field with an appropriate intensity and electron density profile, in accordance with analytic theory. We find that the instability also appears for a monotonically decreasing electron number density and magnetic field, a plane-parallel analogue of an azimuthal or meridional magnetic field in the crust of a magnetar. The growth rate of the instability depends on the Hall p"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.07454","kind":"arxiv","version":1},"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":"1507.07454","created_at":"2026-05-18T01:34:12.600046+00:00"},{"alias_kind":"arxiv_version","alias_value":"1507.07454v1","created_at":"2026-05-18T01:34:12.600046+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.07454","created_at":"2026-05-18T01:34:12.600046+00:00"},{"alias_kind":"pith_short_12","alias_value":"TNH7WAIVSFPU","created_at":"2026-05-18T12:29:42.218222+00:00"},{"alias_kind":"pith_short_16","alias_value":"TNH7WAIVSFPUBDPU","created_at":"2026-05-18T12:29:42.218222+00:00"},{"alias_kind":"pith_short_8","alias_value":"TNH7WAIV","created_at":"2026-05-18T12:29:42.218222+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/TNH7WAIVSFPUBDPUYAT6O4KROQ","json":"https://pith.science/pith/TNH7WAIVSFPUBDPUYAT6O4KROQ.json","graph_json":"https://pith.science/api/pith-number/TNH7WAIVSFPUBDPUYAT6O4KROQ/graph.json","events_json":"https://pith.science/api/pith-number/TNH7WAIVSFPUBDPUYAT6O4KROQ/events.json","paper":"https://pith.science/paper/TNH7WAIV"},"agent_actions":{"view_html":"https://pith.science/pith/TNH7WAIVSFPUBDPUYAT6O4KROQ","download_json":"https://pith.science/pith/TNH7WAIVSFPUBDPUYAT6O4KROQ.json","view_paper":"https://pith.science/paper/TNH7WAIV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1507.07454&json=true","fetch_graph":"https://pith.science/api/pith-number/TNH7WAIVSFPUBDPUYAT6O4KROQ/graph.json","fetch_events":"https://pith.science/api/pith-number/TNH7WAIVSFPUBDPUYAT6O4KROQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/TNH7WAIVSFPUBDPUYAT6O4KROQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/TNH7WAIVSFPUBDPUYAT6O4KROQ/action/storage_attestation","attest_author":"https://pith.science/pith/TNH7WAIVSFPUBDPUYAT6O4KROQ/action/author_attestation","sign_citation":"https://pith.science/pith/TNH7WAIVSFPUBDPUYAT6O4KROQ/action/citation_signature","submit_replication":"https://pith.science/pith/TNH7WAIVSFPUBDPUYAT6O4KROQ/action/replication_record"}},"created_at":"2026-05-18T01:34:12.600046+00:00","updated_at":"2026-05-18T01:34:12.600046+00:00"}