{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:OOYRXYRIVTA6M7HAQDF4PXE22V","short_pith_number":"pith:OOYRXYRI","schema_version":"1.0","canonical_sha256":"73b11be228acc1e67ce080cbc7dc9ad55d384e77c39c9bb06c53c6a310f040ed","source":{"kind":"arxiv","id":"1802.05423","version":1},"attestation_state":"computed","paper":{"title":"The Meissner Effect for axially symmetric charged black holes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Martin Scholtz, Norman G\\\"urlebeck","submitted_at":"2018-02-15T07:28:23Z","abstract_excerpt":"In our previous work [N. G\\\"urlebeck, M. Scholtz, Phys. Rev. D 95 064010 (2017)], we have shown that electric and magnetic fields are expelled from the horizons of extremal, stationary and axially symmetric uncharged black holes; this is called the Meissner effect for black holes. Here, we generalize this result in several directions. First, we allow that the black hole carries charge, which requires a generalization of the definition of the Meissner effect.\n  Next, we introduce the notion of almost isolated horizons, which is weaker than the usual notion of isolated horizons, since the geomet"},"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":"1802.05423","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-02-15T07:28:23Z","cross_cats_sorted":[],"title_canon_sha256":"2d21bacff9660a108518763d5f99713d3b8382b868c6929bb2cbf69ab8662d20","abstract_canon_sha256":"8043998eeafc942129c1328f8cf8053b2792317fffb0728ebabea98d43dd6c29"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:17:04.861733Z","signature_b64":"bz6+StU1fdKO/a8W7q2bpsLeZeN6EVsS8iOCemzMekHVO91urbnLYst96QbH4eJee1JhqM18TPRlzsf/8AH+Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"73b11be228acc1e67ce080cbc7dc9ad55d384e77c39c9bb06c53c6a310f040ed","last_reissued_at":"2026-05-18T00:17:04.861039Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:17:04.861039Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Meissner Effect for axially symmetric charged black holes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Martin Scholtz, Norman G\\\"urlebeck","submitted_at":"2018-02-15T07:28:23Z","abstract_excerpt":"In our previous work [N. G\\\"urlebeck, M. Scholtz, Phys. Rev. D 95 064010 (2017)], we have shown that electric and magnetic fields are expelled from the horizons of extremal, stationary and axially symmetric uncharged black holes; this is called the Meissner effect for black holes. Here, we generalize this result in several directions. First, we allow that the black hole carries charge, which requires a generalization of the definition of the Meissner effect.\n  Next, we introduce the notion of almost isolated horizons, which is weaker than the usual notion of isolated horizons, since the geomet"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1802.05423","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":"1802.05423","created_at":"2026-05-18T00:17:04.861147+00:00"},{"alias_kind":"arxiv_version","alias_value":"1802.05423v1","created_at":"2026-05-18T00:17:04.861147+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1802.05423","created_at":"2026-05-18T00:17:04.861147+00:00"},{"alias_kind":"pith_short_12","alias_value":"OOYRXYRIVTA6","created_at":"2026-05-18T12:32:43.782077+00:00"},{"alias_kind":"pith_short_16","alias_value":"OOYRXYRIVTA6M7HA","created_at":"2026-05-18T12:32:43.782077+00:00"},{"alias_kind":"pith_short_8","alias_value":"OOYRXYRI","created_at":"2026-05-18T12:32:43.782077+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/OOYRXYRIVTA6M7HAQDF4PXE22V","json":"https://pith.science/pith/OOYRXYRIVTA6M7HAQDF4PXE22V.json","graph_json":"https://pith.science/api/pith-number/OOYRXYRIVTA6M7HAQDF4PXE22V/graph.json","events_json":"https://pith.science/api/pith-number/OOYRXYRIVTA6M7HAQDF4PXE22V/events.json","paper":"https://pith.science/paper/OOYRXYRI"},"agent_actions":{"view_html":"https://pith.science/pith/OOYRXYRIVTA6M7HAQDF4PXE22V","download_json":"https://pith.science/pith/OOYRXYRIVTA6M7HAQDF4PXE22V.json","view_paper":"https://pith.science/paper/OOYRXYRI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1802.05423&json=true","fetch_graph":"https://pith.science/api/pith-number/OOYRXYRIVTA6M7HAQDF4PXE22V/graph.json","fetch_events":"https://pith.science/api/pith-number/OOYRXYRIVTA6M7HAQDF4PXE22V/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/OOYRXYRIVTA6M7HAQDF4PXE22V/action/timestamp_anchor","attest_storage":"https://pith.science/pith/OOYRXYRIVTA6M7HAQDF4PXE22V/action/storage_attestation","attest_author":"https://pith.science/pith/OOYRXYRIVTA6M7HAQDF4PXE22V/action/author_attestation","sign_citation":"https://pith.science/pith/OOYRXYRIVTA6M7HAQDF4PXE22V/action/citation_signature","submit_replication":"https://pith.science/pith/OOYRXYRIVTA6M7HAQDF4PXE22V/action/replication_record"}},"created_at":"2026-05-18T00:17:04.861147+00:00","updated_at":"2026-05-18T00:17:04.861147+00:00"}