{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:5IQAAEHG2UY4O77KY3JCKS6BYY","short_pith_number":"pith:5IQAAEHG","canonical_record":{"source":{"id":"2006.07216","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-06-12T14:19:38Z","cross_cats_sorted":[],"title_canon_sha256":"59c175367cee375ad23d1c3519441443a7d1b0fb3832fdb4112771e68ca07c63","abstract_canon_sha256":"a70482f6e115ae84cc0589cf2401534eb03f9642c7f87447e0df6d60c8d4d889"},"schema_version":"1.0"},"canonical_sha256":"ea200010e6d531c77feac6d2254bc1c632f2adb62c1e59d3075c381bee324b8f","source":{"kind":"arxiv","id":"2006.07216","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2006.07216","created_at":"2026-07-05T02:06:09Z"},{"alias_kind":"arxiv_version","alias_value":"2006.07216v1","created_at":"2026-07-05T02:06:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.07216","created_at":"2026-07-05T02:06:09Z"},{"alias_kind":"pith_short_12","alias_value":"5IQAAEHG2UY4","created_at":"2026-07-05T02:06:09Z"},{"alias_kind":"pith_short_16","alias_value":"5IQAAEHG2UY4O77K","created_at":"2026-07-05T02:06:09Z"},{"alias_kind":"pith_short_8","alias_value":"5IQAAEHG","created_at":"2026-07-05T02:06:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:5IQAAEHG2UY4O77KY3JCKS6BYY","target":"record","payload":{"canonical_record":{"source":{"id":"2006.07216","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-06-12T14:19:38Z","cross_cats_sorted":[],"title_canon_sha256":"59c175367cee375ad23d1c3519441443a7d1b0fb3832fdb4112771e68ca07c63","abstract_canon_sha256":"a70482f6e115ae84cc0589cf2401534eb03f9642c7f87447e0df6d60c8d4d889"},"schema_version":"1.0"},"canonical_sha256":"ea200010e6d531c77feac6d2254bc1c632f2adb62c1e59d3075c381bee324b8f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:06:09.425653Z","signature_b64":"nOPclsTXB/mc3Od1CzS3q80hqDPTzn5js8eJVXnul6fk4gKqGT0Wloj3xZg3tkGHpIvMYSRbm46/0MR+8nEDCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ea200010e6d531c77feac6d2254bc1c632f2adb62c1e59d3075c381bee324b8f","last_reissued_at":"2026-07-05T02:06:09.425227Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:06:09.425227Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2006.07216","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T02:06:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Q1g5aRqfMAvskzl+OhAFa27jaRsii1AF4i9UvyCadVbDJHln1JHyl8x2voVZ17PPBdJaTJnAKphvEjdJzyRbDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T12:42:39.642745Z"},"content_sha256":"a00a7e3ce98ac04973b0e4402c3f0b1f82d94d5b48fa5ca1fdff4439a57e3d8d","schema_version":"1.0","event_id":"sha256:a00a7e3ce98ac04973b0e4402c3f0b1f82d94d5b48fa5ca1fdff4439a57e3d8d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:5IQAAEHG2UY4O77KY3JCKS6BYY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Odd-even layer-number effect and layer-dependent magnetic phase diagrams in MnBi2Te4","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Chunqiang Xu, Jianming Lu, Ruirui Niu, Shiqi Yang, Xiaofeng Xu, Xiaolong Xu, Xing Cheng, Xionghui Jia, Yaozheng Zhu, Yuxuan Peng, Yu Ye","submitted_at":"2020-06-12T14:19:38Z","abstract_excerpt":"The intrinsic magnetic layered topological insulator MnBi2Te4 with nontrivial topological properties and magnetic order has become a promising system for exploring exotic quantum phenomena such as quantum anomalous Hall effect. However, the layer-dependent magnetism of MnBi2Te4, which is fundamental and crucial for further exploration of quantum phenomena in this system, remains elusive. Here, we use polar reflective magnetic circular dichroism spectroscopy, combined with theoretical calculations, to obtain an in-depth understanding of the layer-dependent magnetic properties in MnBi2Te4. The m"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.07216","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2006.07216/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":"2026-07-05T02:06:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KgAKwzoCt5SxD6XApr8EgTpkI3Qf7ONWzJV54UFboB4p0meYIUeSh4437y+yuPuLetnXxRp+BhFwLulzmrB5Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T12:42:39.646279Z"},"content_sha256":"36a33f8e11911754d891a8d214c48b9ef210ff49e854567470e90a99c42a24d1","schema_version":"1.0","event_id":"sha256:36a33f8e11911754d891a8d214c48b9ef210ff49e854567470e90a99c42a24d1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5IQAAEHG2UY4O77KY3JCKS6BYY/bundle.json","state_url":"https://pith.science/pith/5IQAAEHG2UY4O77KY3JCKS6BYY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5IQAAEHG2UY4O77KY3JCKS6BYY/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":"2026-08-04T12:42:39Z","links":{"resolver":"https://pith.science/pith/5IQAAEHG2UY4O77KY3JCKS6BYY","bundle":"https://pith.science/pith/5IQAAEHG2UY4O77KY3JCKS6BYY/bundle.json","state":"https://pith.science/pith/5IQAAEHG2UY4O77KY3JCKS6BYY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5IQAAEHG2UY4O77KY3JCKS6BYY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:5IQAAEHG2UY4O77KY3JCKS6BYY","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":"a70482f6e115ae84cc0589cf2401534eb03f9642c7f87447e0df6d60c8d4d889","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-06-12T14:19:38Z","title_canon_sha256":"59c175367cee375ad23d1c3519441443a7d1b0fb3832fdb4112771e68ca07c63"},"schema_version":"1.0","source":{"id":"2006.07216","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2006.07216","created_at":"2026-07-05T02:06:09Z"},{"alias_kind":"arxiv_version","alias_value":"2006.07216v1","created_at":"2026-07-05T02:06:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.07216","created_at":"2026-07-05T02:06:09Z"},{"alias_kind":"pith_short_12","alias_value":"5IQAAEHG2UY4","created_at":"2026-07-05T02:06:09Z"},{"alias_kind":"pith_short_16","alias_value":"5IQAAEHG2UY4O77K","created_at":"2026-07-05T02:06:09Z"},{"alias_kind":"pith_short_8","alias_value":"5IQAAEHG","created_at":"2026-07-05T02:06:09Z"}],"graph_snapshots":[{"event_id":"sha256:36a33f8e11911754d891a8d214c48b9ef210ff49e854567470e90a99c42a24d1","target":"graph","created_at":"2026-07-05T02:06:09Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2006.07216/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The intrinsic magnetic layered topological insulator MnBi2Te4 with nontrivial topological properties and magnetic order has become a promising system for exploring exotic quantum phenomena such as quantum anomalous Hall effect. However, the layer-dependent magnetism of MnBi2Te4, which is fundamental and crucial for further exploration of quantum phenomena in this system, remains elusive. Here, we use polar reflective magnetic circular dichroism spectroscopy, combined with theoretical calculations, to obtain an in-depth understanding of the layer-dependent magnetic properties in MnBi2Te4. The m","authors_text":"Chunqiang Xu, Jianming Lu, Ruirui Niu, Shiqi Yang, Xiaofeng Xu, Xiaolong Xu, Xing Cheng, Xionghui Jia, Yaozheng Zhu, Yuxuan Peng, Yu Ye","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-06-12T14:19:38Z","title":"Odd-even layer-number effect and layer-dependent magnetic phase diagrams in MnBi2Te4"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.07216","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:a00a7e3ce98ac04973b0e4402c3f0b1f82d94d5b48fa5ca1fdff4439a57e3d8d","target":"record","created_at":"2026-07-05T02:06:09Z","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":"a70482f6e115ae84cc0589cf2401534eb03f9642c7f87447e0df6d60c8d4d889","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-06-12T14:19:38Z","title_canon_sha256":"59c175367cee375ad23d1c3519441443a7d1b0fb3832fdb4112771e68ca07c63"},"schema_version":"1.0","source":{"id":"2006.07216","kind":"arxiv","version":1}},"canonical_sha256":"ea200010e6d531c77feac6d2254bc1c632f2adb62c1e59d3075c381bee324b8f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ea200010e6d531c77feac6d2254bc1c632f2adb62c1e59d3075c381bee324b8f","first_computed_at":"2026-07-05T02:06:09.425227Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:06:09.425227Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nOPclsTXB/mc3Od1CzS3q80hqDPTzn5js8eJVXnul6fk4gKqGT0Wloj3xZg3tkGHpIvMYSRbm46/0MR+8nEDCw==","signature_status":"signed_v1","signed_at":"2026-07-05T02:06:09.425653Z","signed_message":"canonical_sha256_bytes"},"source_id":"2006.07216","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a00a7e3ce98ac04973b0e4402c3f0b1f82d94d5b48fa5ca1fdff4439a57e3d8d","sha256:36a33f8e11911754d891a8d214c48b9ef210ff49e854567470e90a99c42a24d1"],"state_sha256":"e682237cf67890eb246c5329d680a8c2ba9192f7daebd56a2ab9c9670347ef4d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p5bkWZOa894P6IZnQF82tWUvl83TKzIkVmc3eLny2T69ddVcJpgroYgr7BRc1/utIPsJCMb4BBK5UvMQVo8fDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T12:42:39.658536Z","bundle_sha256":"7f694af9b9de60c17a49f21eb4829b7ad5cba2eacc0295992b55a7ff7eb6b7d9"}}