{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:V5KGL2KILKOW4PV2E5D74XU55X","short_pith_number":"pith:V5KGL2KI","canonical_record":{"source":{"id":"2008.09097","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2020-08-20T17:38:04Z","cross_cats_sorted":[],"title_canon_sha256":"7436e41fa16d6c3dbd8a8290b4f2bf9b585bb1cace16ff6645956fc92e34fd81","abstract_canon_sha256":"198a9b6e35eaefe451f13a3d998a5500e497759a8d14ba338a80d2fb25187fc2"},"schema_version":"1.0"},"canonical_sha256":"af5465e9485a9d6e3eba2747fe5e9dedf1c5100578e4d94954ede606e45f1342","source":{"kind":"arxiv","id":"2008.09097","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.09097","created_at":"2026-07-05T03:08:20Z"},{"alias_kind":"arxiv_version","alias_value":"2008.09097v4","created_at":"2026-07-05T03:08:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.09097","created_at":"2026-07-05T03:08:20Z"},{"alias_kind":"pith_short_12","alias_value":"V5KGL2KILKOW","created_at":"2026-07-05T03:08:20Z"},{"alias_kind":"pith_short_16","alias_value":"V5KGL2KILKOW4PV2","created_at":"2026-07-05T03:08:20Z"},{"alias_kind":"pith_short_8","alias_value":"V5KGL2KI","created_at":"2026-07-05T03:08:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:V5KGL2KILKOW4PV2E5D74XU55X","target":"record","payload":{"canonical_record":{"source":{"id":"2008.09097","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2020-08-20T17:38:04Z","cross_cats_sorted":[],"title_canon_sha256":"7436e41fa16d6c3dbd8a8290b4f2bf9b585bb1cace16ff6645956fc92e34fd81","abstract_canon_sha256":"198a9b6e35eaefe451f13a3d998a5500e497759a8d14ba338a80d2fb25187fc2"},"schema_version":"1.0"},"canonical_sha256":"af5465e9485a9d6e3eba2747fe5e9dedf1c5100578e4d94954ede606e45f1342","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:08:20.360682Z","signature_b64":"Apgj6fjIMbOGWE1QrLfwkCaiLKoZK8h7mHovnNkO21H6gRA6mLhCczwqnvwcXxALyLXHtCfUC8eqe72bVwN5Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"af5465e9485a9d6e3eba2747fe5e9dedf1c5100578e4d94954ede606e45f1342","last_reissued_at":"2026-07-05T03:08:20.360251Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:08:20.360251Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2008.09097","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T03:08:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Y/c3aCmldX301ZAs8y24xCGOSRPfpc/SvRCZUePN27IToifKEXrU3zTF9ebIcKsHDU+v70UG2ltxfE2g7CzKDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T18:08:44.321275Z"},"content_sha256":"b669511ccf758d7f0e9f122040c2aa2c5413b97f9c1f16ec8a885a7497841920","schema_version":"1.0","event_id":"sha256:b669511ccf758d7f0e9f122040c2aa2c5413b97f9c1f16ec8a885a7497841920"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:V5KGL2KILKOW4PV2E5D74XU55X","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Tuning the magnetism and band topology through antisite defects in Sb doped MnBi4Te7","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Chaowei Hu, Erxi Feng, Huibo Cao, Hung-Ju Tien, Igor I. Mazin, Ni Ni, Scott Mackey, Shang-Wei Lien, Tay-Rong Chang","submitted_at":"2020-08-20T17:38:04Z","abstract_excerpt":"The fine control of magnetism and electronic structure is crucial since the interplay between magnetism and band topology can lead to various novel magnetic topological states including axion insulators, magnetic Weyl semimetals and Chern insulators etc. Through crystal growth, transport, thermodynamic, neutron diffraction measurements, we show that with Sb-doping, the newly-discovered intrinsic antiferromagnetic topological insulator MnBi4Te7 evolves from antiferro-magnetic to ferromagnetic and then ferrimagnetic. We attribute this to the formation of Mn(Bi,Sb) antisites upon doping, which re"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.09097","kind":"arxiv","version":4},"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/2008.09097/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":"2026-07-05T03:08:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7vqb07ZtZE+KmGdq7WcFl7ofPxNfEhKmUQ2/abHqRtemQ2tzyjFGI78yh1kUQFRjydTHTEbAK3nNNtYxO2KZBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T18:08:44.321817Z"},"content_sha256":"fbf320595dbb100cf711ffc0921b6ab80e9e00efb4b6dc05b06f57ccce693b26","schema_version":"1.0","event_id":"sha256:fbf320595dbb100cf711ffc0921b6ab80e9e00efb4b6dc05b06f57ccce693b26"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/V5KGL2KILKOW4PV2E5D74XU55X/bundle.json","state_url":"https://pith.science/pith/V5KGL2KILKOW4PV2E5D74XU55X/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/V5KGL2KILKOW4PV2E5D74XU55X/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":"2026-08-06T18:08:44Z","links":{"resolver":"https://pith.science/pith/V5KGL2KILKOW4PV2E5D74XU55X","bundle":"https://pith.science/pith/V5KGL2KILKOW4PV2E5D74XU55X/bundle.json","state":"https://pith.science/pith/V5KGL2KILKOW4PV2E5D74XU55X/state.json","well_known_bundle":"https://pith.science/.well-known/pith/V5KGL2KILKOW4PV2E5D74XU55X/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:V5KGL2KILKOW4PV2E5D74XU55X","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":"198a9b6e35eaefe451f13a3d998a5500e497759a8d14ba338a80d2fb25187fc2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2020-08-20T17:38:04Z","title_canon_sha256":"7436e41fa16d6c3dbd8a8290b4f2bf9b585bb1cace16ff6645956fc92e34fd81"},"schema_version":"1.0","source":{"id":"2008.09097","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.09097","created_at":"2026-07-05T03:08:20Z"},{"alias_kind":"arxiv_version","alias_value":"2008.09097v4","created_at":"2026-07-05T03:08:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.09097","created_at":"2026-07-05T03:08:20Z"},{"alias_kind":"pith_short_12","alias_value":"V5KGL2KILKOW","created_at":"2026-07-05T03:08:20Z"},{"alias_kind":"pith_short_16","alias_value":"V5KGL2KILKOW4PV2","created_at":"2026-07-05T03:08:20Z"},{"alias_kind":"pith_short_8","alias_value":"V5KGL2KI","created_at":"2026-07-05T03:08:20Z"}],"graph_snapshots":[{"event_id":"sha256:fbf320595dbb100cf711ffc0921b6ab80e9e00efb4b6dc05b06f57ccce693b26","target":"graph","created_at":"2026-07-05T03:08:20Z","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/2008.09097/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The fine control of magnetism and electronic structure is crucial since the interplay between magnetism and band topology can lead to various novel magnetic topological states including axion insulators, magnetic Weyl semimetals and Chern insulators etc. Through crystal growth, transport, thermodynamic, neutron diffraction measurements, we show that with Sb-doping, the newly-discovered intrinsic antiferromagnetic topological insulator MnBi4Te7 evolves from antiferro-magnetic to ferromagnetic and then ferrimagnetic. We attribute this to the formation of Mn(Bi,Sb) antisites upon doping, which re","authors_text":"Chaowei Hu, Erxi Feng, Huibo Cao, Hung-Ju Tien, Igor I. Mazin, Ni Ni, Scott Mackey, Shang-Wei Lien, Tay-Rong Chang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2020-08-20T17:38:04Z","title":"Tuning the magnetism and band topology through antisite defects in Sb doped MnBi4Te7"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.09097","kind":"arxiv","version":4},"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:b669511ccf758d7f0e9f122040c2aa2c5413b97f9c1f16ec8a885a7497841920","target":"record","created_at":"2026-07-05T03:08:20Z","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":"198a9b6e35eaefe451f13a3d998a5500e497759a8d14ba338a80d2fb25187fc2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2020-08-20T17:38:04Z","title_canon_sha256":"7436e41fa16d6c3dbd8a8290b4f2bf9b585bb1cace16ff6645956fc92e34fd81"},"schema_version":"1.0","source":{"id":"2008.09097","kind":"arxiv","version":4}},"canonical_sha256":"af5465e9485a9d6e3eba2747fe5e9dedf1c5100578e4d94954ede606e45f1342","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"af5465e9485a9d6e3eba2747fe5e9dedf1c5100578e4d94954ede606e45f1342","first_computed_at":"2026-07-05T03:08:20.360251Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:08:20.360251Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Apgj6fjIMbOGWE1QrLfwkCaiLKoZK8h7mHovnNkO21H6gRA6mLhCczwqnvwcXxALyLXHtCfUC8eqe72bVwN5Cw==","signature_status":"signed_v1","signed_at":"2026-07-05T03:08:20.360682Z","signed_message":"canonical_sha256_bytes"},"source_id":"2008.09097","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b669511ccf758d7f0e9f122040c2aa2c5413b97f9c1f16ec8a885a7497841920","sha256:fbf320595dbb100cf711ffc0921b6ab80e9e00efb4b6dc05b06f57ccce693b26"],"state_sha256":"1040b7a659eda47712cfcb8bc4864e201e9f7b8cc1cfdbb91686316003909648"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ODOLEclR1WKY9rqEwrLYlAHN1TksJaYnReXAfo7FWxFNeKiWwNBSAT2gdDo7ZBcnYUzzyr0DSx6fdPE1FHraCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T18:08:44.326219Z","bundle_sha256":"4cf339e39a60be9a232635ea816b2c55b1605b90c00b1000e6a6244a307f1306"}}