{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:LA2SPSWRL67JAQMUOTGQYLVHVO","short_pith_number":"pith:LA2SPSWR","schema_version":"1.0","canonical_sha256":"583527cad15fbe90419474cd0c2ea7abb5824a27c1dc65526316e2c8991f2638","source":{"kind":"arxiv","id":"1306.5887","version":1},"attestation_state":"computed","paper":{"title":"Magnetic self-organisation in Hall-dominated magnetorotational turbulence","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR","physics.flu-dyn"],"primary_cat":"astro-ph.EP","authors_text":"Geoffroy Lesur (IPAG), Matthew W. Kunz (Princeton)","submitted_at":"2013-06-25T08:59:44Z","abstract_excerpt":"The magnetorotational instability (MRI) is the most promising mechanism by which angular momentum is efficiently transported outwards in astrophysical discs. However, its application to protoplanetary discs remains problematic. These discs are so poorly ionised that they may not support magnetorotational turbulence in regions referred to as `dead zones'. It has recently been suggested that the Hall effect, a non-ideal magnetohydrodynamic (MHD) effect, could revive these dead zones by enhancing the magnetically active column density by an order of magnitude or more. We investigate this idea by "},"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":"1306.5887","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2013-06-25T08:59:44Z","cross_cats_sorted":["astro-ph.SR","physics.flu-dyn"],"title_canon_sha256":"aa7e6e8448fbfdfd6a16bb0e4760bb63bdf3dba86768a154ebe9effc73465e82","abstract_canon_sha256":"e71665609558702a6bdc6395be0f3c718d2be7c11b3aeb806d8e047ff50013b7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:49:08.209512Z","signature_b64":"z5/RbHtcvkaNWMikdVav+nrrmtPFgJF6BR4huZma/GraUbYG8MX8qbJgZr3rc3VIp8gE/oOCiEWxX9ax7Tw4Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"583527cad15fbe90419474cd0c2ea7abb5824a27c1dc65526316e2c8991f2638","last_reissued_at":"2026-05-18T01:49:08.208816Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:49:08.208816Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Magnetic self-organisation in Hall-dominated magnetorotational turbulence","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR","physics.flu-dyn"],"primary_cat":"astro-ph.EP","authors_text":"Geoffroy Lesur (IPAG), Matthew W. Kunz (Princeton)","submitted_at":"2013-06-25T08:59:44Z","abstract_excerpt":"The magnetorotational instability (MRI) is the most promising mechanism by which angular momentum is efficiently transported outwards in astrophysical discs. However, its application to protoplanetary discs remains problematic. These discs are so poorly ionised that they may not support magnetorotational turbulence in regions referred to as `dead zones'. It has recently been suggested that the Hall effect, a non-ideal magnetohydrodynamic (MHD) effect, could revive these dead zones by enhancing the magnetically active column density by an order of magnitude or more. We investigate this idea by "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.5887","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":"1306.5887","created_at":"2026-05-18T01:49:08.208925+00:00"},{"alias_kind":"arxiv_version","alias_value":"1306.5887v1","created_at":"2026-05-18T01:49:08.208925+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.5887","created_at":"2026-05-18T01:49:08.208925+00:00"},{"alias_kind":"pith_short_12","alias_value":"LA2SPSWRL67J","created_at":"2026-05-18T12:27:51.066281+00:00"},{"alias_kind":"pith_short_16","alias_value":"LA2SPSWRL67JAQMU","created_at":"2026-05-18T12:27:51.066281+00:00"},{"alias_kind":"pith_short_8","alias_value":"LA2SPSWR","created_at":"2026-05-18T12:27:51.066281+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/LA2SPSWRL67JAQMUOTGQYLVHVO","json":"https://pith.science/pith/LA2SPSWRL67JAQMUOTGQYLVHVO.json","graph_json":"https://pith.science/api/pith-number/LA2SPSWRL67JAQMUOTGQYLVHVO/graph.json","events_json":"https://pith.science/api/pith-number/LA2SPSWRL67JAQMUOTGQYLVHVO/events.json","paper":"https://pith.science/paper/LA2SPSWR"},"agent_actions":{"view_html":"https://pith.science/pith/LA2SPSWRL67JAQMUOTGQYLVHVO","download_json":"https://pith.science/pith/LA2SPSWRL67JAQMUOTGQYLVHVO.json","view_paper":"https://pith.science/paper/LA2SPSWR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1306.5887&json=true","fetch_graph":"https://pith.science/api/pith-number/LA2SPSWRL67JAQMUOTGQYLVHVO/graph.json","fetch_events":"https://pith.science/api/pith-number/LA2SPSWRL67JAQMUOTGQYLVHVO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LA2SPSWRL67JAQMUOTGQYLVHVO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LA2SPSWRL67JAQMUOTGQYLVHVO/action/storage_attestation","attest_author":"https://pith.science/pith/LA2SPSWRL67JAQMUOTGQYLVHVO/action/author_attestation","sign_citation":"https://pith.science/pith/LA2SPSWRL67JAQMUOTGQYLVHVO/action/citation_signature","submit_replication":"https://pith.science/pith/LA2SPSWRL67JAQMUOTGQYLVHVO/action/replication_record"}},"created_at":"2026-05-18T01:49:08.208925+00:00","updated_at":"2026-05-18T01:49:08.208925+00:00"}