{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:LITJ3FVL2VFH3TJV5TRG2LPVU5","short_pith_number":"pith:LITJ3FVL","canonical_record":{"source":{"id":"1908.04322","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-08-12T18:13:38Z","cross_cats_sorted":[],"title_canon_sha256":"3f20dde6f76831273964b192cf15c29ef17f66ef9a62f6f9c5679b8bc658d0f6","abstract_canon_sha256":"e6a69f55a8a927f31978ff904b69bf1e16407d273e900f061a6fde696573b94e"},"schema_version":"1.0"},"canonical_sha256":"5a269d96abd54a7dcd35ece26d2df5a7791c0d2e5025b92ede4d006e854f4563","source":{"kind":"arxiv","id":"1908.04322","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.04322","created_at":"2026-07-05T00:51:52Z"},{"alias_kind":"arxiv_version","alias_value":"1908.04322v2","created_at":"2026-07-05T00:51:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.04322","created_at":"2026-07-05T00:51:52Z"},{"alias_kind":"pith_short_12","alias_value":"LITJ3FVL2VFH","created_at":"2026-07-05T00:51:52Z"},{"alias_kind":"pith_short_16","alias_value":"LITJ3FVL2VFH3TJV","created_at":"2026-07-05T00:51:52Z"},{"alias_kind":"pith_short_8","alias_value":"LITJ3FVL","created_at":"2026-07-05T00:51:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:LITJ3FVL2VFH3TJV5TRG2LPVU5","target":"record","payload":{"canonical_record":{"source":{"id":"1908.04322","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-08-12T18:13:38Z","cross_cats_sorted":[],"title_canon_sha256":"3f20dde6f76831273964b192cf15c29ef17f66ef9a62f6f9c5679b8bc658d0f6","abstract_canon_sha256":"e6a69f55a8a927f31978ff904b69bf1e16407d273e900f061a6fde696573b94e"},"schema_version":"1.0"},"canonical_sha256":"5a269d96abd54a7dcd35ece26d2df5a7791c0d2e5025b92ede4d006e854f4563","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:51:52.203839Z","signature_b64":"VWraSWWKunFCczlQrlHzUKhqjc8b4O4ydIPCNp92Irc6dRJC4LZQfGjVw0uqpLX/sDS9sJ5cSmuhUr35OBhfBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5a269d96abd54a7dcd35ece26d2df5a7791c0d2e5025b92ede4d006e854f4563","last_reissued_at":"2026-07-05T00:51:52.203419Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:51:52.203419Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1908.04322","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T00:51:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FYZ0YySedDQZyy6qFU5IYMMlZwq+V6173HnjO1p4dVu5eH57/zt/BmN2XXbcxV3W6SYRECnm6sEaMbotp/OdAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T06:12:24.841783Z"},"content_sha256":"87f0790e3f29dd8f849e4f06caaaddf50709e731f3e143db76d7bb63bdb97e8e","schema_version":"1.0","event_id":"sha256:87f0790e3f29dd8f849e4f06caaaddf50709e731f3e143db76d7bb63bdb97e8e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:LITJ3FVL2VFH3TJV5TRG2LPVU5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Exchange Bias and Quantum Anomalous Hall Effect in the MnBi2Te4-CrI3 Heterostructure","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Binghai Yan, Chao-Xing Liu, Huixia Fu","submitted_at":"2019-08-12T18:13:38Z","abstract_excerpt":"The layered antiferromagnetic MnBi2Te4 films have been proposed to be an intrinsic quantum anomalous Hall (QAH) insulator with a large gap. To realize this proposal, it is crucial to open a magnetic gap of surface states. However, recent experiments have observed gapless surface states, indicating the absence of out-of-plane surface magnetism, and thus the quantized Hall resistance can only be achieved at the magnetic field above 6 T. In this work, we propose to induce out-of-plane surface magnetism of MnBi2Te4 films via the magnetic proximity with magnetic insulator CrI3. Our calculations hav"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.04322","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1908.04322/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T00:51:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yfTXBLU3eO9NTenpQ8sK47ZwQyrTuSAE+f/AZTZ53r0fXzr4BJNdL5csIELzn0VpYNbrRbboOj/oBDF0p4BtBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T06:12:24.842288Z"},"content_sha256":"23acd94d8ac9b480b51b4de68915d43f5d2567462f2bc80eb9e44506b96f4ba0","schema_version":"1.0","event_id":"sha256:23acd94d8ac9b480b51b4de68915d43f5d2567462f2bc80eb9e44506b96f4ba0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LITJ3FVL2VFH3TJV5TRG2LPVU5/bundle.json","state_url":"https://pith.science/pith/LITJ3FVL2VFH3TJV5TRG2LPVU5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LITJ3FVL2VFH3TJV5TRG2LPVU5/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-16T06:12:24Z","links":{"resolver":"https://pith.science/pith/LITJ3FVL2VFH3TJV5TRG2LPVU5","bundle":"https://pith.science/pith/LITJ3FVL2VFH3TJV5TRG2LPVU5/bundle.json","state":"https://pith.science/pith/LITJ3FVL2VFH3TJV5TRG2LPVU5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LITJ3FVL2VFH3TJV5TRG2LPVU5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:LITJ3FVL2VFH3TJV5TRG2LPVU5","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":"e6a69f55a8a927f31978ff904b69bf1e16407d273e900f061a6fde696573b94e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-08-12T18:13:38Z","title_canon_sha256":"3f20dde6f76831273964b192cf15c29ef17f66ef9a62f6f9c5679b8bc658d0f6"},"schema_version":"1.0","source":{"id":"1908.04322","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.04322","created_at":"2026-07-05T00:51:52Z"},{"alias_kind":"arxiv_version","alias_value":"1908.04322v2","created_at":"2026-07-05T00:51:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.04322","created_at":"2026-07-05T00:51:52Z"},{"alias_kind":"pith_short_12","alias_value":"LITJ3FVL2VFH","created_at":"2026-07-05T00:51:52Z"},{"alias_kind":"pith_short_16","alias_value":"LITJ3FVL2VFH3TJV","created_at":"2026-07-05T00:51:52Z"},{"alias_kind":"pith_short_8","alias_value":"LITJ3FVL","created_at":"2026-07-05T00:51:52Z"}],"graph_snapshots":[{"event_id":"sha256:23acd94d8ac9b480b51b4de68915d43f5d2567462f2bc80eb9e44506b96f4ba0","target":"graph","created_at":"2026-07-05T00:51:52Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/1908.04322/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The layered antiferromagnetic MnBi2Te4 films have been proposed to be an intrinsic quantum anomalous Hall (QAH) insulator with a large gap. To realize this proposal, it is crucial to open a magnetic gap of surface states. However, recent experiments have observed gapless surface states, indicating the absence of out-of-plane surface magnetism, and thus the quantized Hall resistance can only be achieved at the magnetic field above 6 T. In this work, we propose to induce out-of-plane surface magnetism of MnBi2Te4 films via the magnetic proximity with magnetic insulator CrI3. Our calculations hav","authors_text":"Binghai Yan, Chao-Xing Liu, Huixia Fu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-08-12T18:13:38Z","title":"Exchange Bias and Quantum Anomalous Hall Effect in the MnBi2Te4-CrI3 Heterostructure"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.04322","kind":"arxiv","version":2},"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":"sha256:87f0790e3f29dd8f849e4f06caaaddf50709e731f3e143db76d7bb63bdb97e8e","target":"record","created_at":"2026-07-05T00:51:52Z","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":"e6a69f55a8a927f31978ff904b69bf1e16407d273e900f061a6fde696573b94e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-08-12T18:13:38Z","title_canon_sha256":"3f20dde6f76831273964b192cf15c29ef17f66ef9a62f6f9c5679b8bc658d0f6"},"schema_version":"1.0","source":{"id":"1908.04322","kind":"arxiv","version":2}},"canonical_sha256":"5a269d96abd54a7dcd35ece26d2df5a7791c0d2e5025b92ede4d006e854f4563","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5a269d96abd54a7dcd35ece26d2df5a7791c0d2e5025b92ede4d006e854f4563","first_computed_at":"2026-07-05T00:51:52.203419Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:51:52.203419Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VWraSWWKunFCczlQrlHzUKhqjc8b4O4ydIPCNp92Irc6dRJC4LZQfGjVw0uqpLX/sDS9sJ5cSmuhUr35OBhfBw==","signature_status":"signed_v1","signed_at":"2026-07-05T00:51:52.203839Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.04322","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:87f0790e3f29dd8f849e4f06caaaddf50709e731f3e143db76d7bb63bdb97e8e","sha256:23acd94d8ac9b480b51b4de68915d43f5d2567462f2bc80eb9e44506b96f4ba0"],"state_sha256":"a432763d02a0037b8b9f42d7d4d4074151a4c9be8af657dc9eafcffa6d589b7b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K7KYhT/rx6ZRvzQq71pl4jl3pbL1ZghHzDwv4lXoqv22L2nuHb/1CPXW0jLwCFXmpqyox/YhVwxhR7DsOvToCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T06:12:24.846506Z","bundle_sha256":"1bf6897f0ecbcbe40238a8da1e2c6789f772032f40d1d23068227e17c8a7c7df"}}