{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:6LJZ22BW4EUGQTTTNHOGYDJOLV","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"bf0901363cd96012e4a3b51bfadfb739abbb57228493b53ff4c54a4f86458620","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-12-17T08:58:10Z","title_canon_sha256":"b725266aeb4ba1e041c55f47220b6cf326d7a66913235faf843fa1f9ac81c26a"},"schema_version":"1.0","source":{"id":"1512.05494","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1512.05494","created_at":"2026-05-18T01:24:09Z"},{"alias_kind":"arxiv_version","alias_value":"1512.05494v1","created_at":"2026-05-18T01:24:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1512.05494","created_at":"2026-05-18T01:24:09Z"},{"alias_kind":"pith_short_12","alias_value":"6LJZ22BW4EUG","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_16","alias_value":"6LJZ22BW4EUGQTTT","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_8","alias_value":"6LJZ22BW","created_at":"2026-05-18T12:29:07Z"}],"graph_snapshots":[{"event_id":"sha256:f46aea33855ed9d5376413015a6080970ba18261cbb92423e69e8d339dac2428","target":"graph","created_at":"2026-05-18T01:24:09Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"Based on first-principles calculations, we propose a sandwich structure composed of a G-type anti-ferromagnetic (AFM) Mott insulator LaCrO$_3$ grown along the [001] direction with one atomic layer replaced by an inverse-perovskite material Sr$_3$PbO. We show that the system is in a topologically nontrivial phase characterized by simultaneous nonzero charge and spin Chern numbers, which can support a spin-polarized and dissipationless edge current in a finite system. Since these two materials are stable in bulk and match each other with only small lattice distortions, the composite material is ","authors_text":"Long-Hua Wu, Qi-Feng Liang, Xiao Hu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-12-17T08:58:10Z","title":"Quantum Anomalous Hall Effect in a Perovskite and Inverse-Perovskite Sandwich Structure"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1512.05494","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:4f9249576a1f0a3e2f7e2838519526083b486b7a3b12e96ea0cad493ccd4bb25","target":"record","created_at":"2026-05-18T01:24:09Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"bf0901363cd96012e4a3b51bfadfb739abbb57228493b53ff4c54a4f86458620","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-12-17T08:58:10Z","title_canon_sha256":"b725266aeb4ba1e041c55f47220b6cf326d7a66913235faf843fa1f9ac81c26a"},"schema_version":"1.0","source":{"id":"1512.05494","kind":"arxiv","version":1}},"canonical_sha256":"f2d39d6836e128684e7369dc6c0d2e5d53ff23459115928845f123e5ae6f3beb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f2d39d6836e128684e7369dc6c0d2e5d53ff23459115928845f123e5ae6f3beb","first_computed_at":"2026-05-18T01:24:09.945334Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:24:09.945334Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VG6iqMEd0OEKffjA2lem6UcowM9KpLmtJvF23vK0Qow/6CxalHauEZedwqTsoXVDoAgXYY2l0rquB1bKSRlkCg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:24:09.945769Z","signed_message":"canonical_sha256_bytes"},"source_id":"1512.05494","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4f9249576a1f0a3e2f7e2838519526083b486b7a3b12e96ea0cad493ccd4bb25","sha256:f46aea33855ed9d5376413015a6080970ba18261cbb92423e69e8d339dac2428"],"state_sha256":"9ebfb78e38723c045d215bbddbb19b8630cf341e54d2abb06958c2603a371a97"}