{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:WNKTULDFWRJVR2SYPICRMF4SK2","short_pith_number":"pith:WNKTULDF","canonical_record":{"source":{"id":"1912.13237","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-12-31T09:31:21Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"120ef72766fae176ad86dea107f07ee4180cf5e6254cd74d0aa2c6470fa51c0c","abstract_canon_sha256":"1ba3168281386c3722637b8f787c9f0f2ba52140b017baf0e1a01e3f91ddf53c"},"schema_version":"1.0"},"canonical_sha256":"b3553a2c65b45358ea587a05161792569a70c0f90039f3d7ede31651dbb712f8","source":{"kind":"arxiv","id":"1912.13237","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1912.13237","created_at":"2026-07-05T02:01:28Z"},{"alias_kind":"arxiv_version","alias_value":"1912.13237v1","created_at":"2026-07-05T02:01:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.13237","created_at":"2026-07-05T02:01:28Z"},{"alias_kind":"pith_short_12","alias_value":"WNKTULDFWRJV","created_at":"2026-07-05T02:01:28Z"},{"alias_kind":"pith_short_16","alias_value":"WNKTULDFWRJVR2SY","created_at":"2026-07-05T02:01:28Z"},{"alias_kind":"pith_short_8","alias_value":"WNKTULDF","created_at":"2026-07-05T02:01:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:WNKTULDFWRJVR2SYPICRMF4SK2","target":"record","payload":{"canonical_record":{"source":{"id":"1912.13237","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-12-31T09:31:21Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"120ef72766fae176ad86dea107f07ee4180cf5e6254cd74d0aa2c6470fa51c0c","abstract_canon_sha256":"1ba3168281386c3722637b8f787c9f0f2ba52140b017baf0e1a01e3f91ddf53c"},"schema_version":"1.0"},"canonical_sha256":"b3553a2c65b45358ea587a05161792569a70c0f90039f3d7ede31651dbb712f8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:01:28.754205Z","signature_b64":"gS9KtYrBPgNOOhEC43wbe5ZPljxIPaIKuCk6mBCd45oPY/2LZzJL8T510AgDhLFeSGz2HyFrOgY5uMHTlxgoBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b3553a2c65b45358ea587a05161792569a70c0f90039f3d7ede31651dbb712f8","last_reissued_at":"2026-07-05T02:01:28.753741Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:01:28.753741Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1912.13237","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":"2026-07-05T02:01:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SZ78qvWZZiFQ8tZZfHA6wWQDPORMMHX8yQKPO+BOPcrUkCAqijFq9F8KieCzXx9BERl+D+ioC8HCwc2yS7BFAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T14:05:04.186858Z"},"content_sha256":"98c996f3e4b7b1363c26f5fa04523aac8de32911bd60607714b96c4951479f16","schema_version":"1.0","event_id":"sha256:98c996f3e4b7b1363c26f5fa04523aac8de32911bd60607714b96c4951479f16"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:WNKTULDFWRJVR2SYPICRMF4SK2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hybridization-Induced Gapped and Gapless States on the Surfaces of Magnetic Topological Insulators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"Bing Shen, Boyan Zhao, Cai Liu, Chang Liu, Chaoyu Chen, Chunyao Song, Eike F. Schwier, Hu Xu, Jiawei Mei, Jifeng Shao, Ke Deng, Kenya Shimada, Ke Zhang, Meng Zeng, Rui'e Lu, Shiv Kumar, Wen Huang, Wumiti Mansuer, Xiang-Rui Liu, Xiao-Ming Ma, Xingjiang Zhou, Yang Zhang, Yuanjun Jin, Yuan Wang, Yue Zhao, Yu-Jie Hao, Zhanyang Hao, Zhongjia Chen","submitted_at":"2019-12-31T09:31:21Z","abstract_excerpt":"The layered MnBi2nTe3n+1 family represents the first intrinsic antiferromagnetic topological insulator (AFM TI, protected by a combination symmetry ) ever discovered, providing an ideal platform to explore novel physics such as quantum anomalous Hall effect at elevated temperature and axion electrodynamics. Recent angle-resolved photoemission spectroscopy (ARPES) experiments on this family have revealed that all terminations exhibit (nearly) gapless topological surface states (TSSs) within the AFM state, violating the definition of the AFM TI, as the surfaces being studied should be -breaking "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.13237","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/1912.13237/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":"2026-07-05T02:01:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1nrQ5L+1Ytvsu351ARJd0UkBLeExpt9hgAKD07AYf4HGKldZiwpM/6rHL5ZB/j34TRYoeD8rHzRS7j71Xx9yDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T14:05:04.187235Z"},"content_sha256":"b18c44cbfd8d04320ffe61044e5ca04a23fe9ffa4029eb0b77dd5998b8b3139a","schema_version":"1.0","event_id":"sha256:b18c44cbfd8d04320ffe61044e5ca04a23fe9ffa4029eb0b77dd5998b8b3139a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WNKTULDFWRJVR2SYPICRMF4SK2/bundle.json","state_url":"https://pith.science/pith/WNKTULDFWRJVR2SYPICRMF4SK2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WNKTULDFWRJVR2SYPICRMF4SK2/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":"2026-07-05T14:05:04Z","links":{"resolver":"https://pith.science/pith/WNKTULDFWRJVR2SYPICRMF4SK2","bundle":"https://pith.science/pith/WNKTULDFWRJVR2SYPICRMF4SK2/bundle.json","state":"https://pith.science/pith/WNKTULDFWRJVR2SYPICRMF4SK2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WNKTULDFWRJVR2SYPICRMF4SK2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:WNKTULDFWRJVR2SYPICRMF4SK2","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":"1ba3168281386c3722637b8f787c9f0f2ba52140b017baf0e1a01e3f91ddf53c","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-12-31T09:31:21Z","title_canon_sha256":"120ef72766fae176ad86dea107f07ee4180cf5e6254cd74d0aa2c6470fa51c0c"},"schema_version":"1.0","source":{"id":"1912.13237","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1912.13237","created_at":"2026-07-05T02:01:28Z"},{"alias_kind":"arxiv_version","alias_value":"1912.13237v1","created_at":"2026-07-05T02:01:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.13237","created_at":"2026-07-05T02:01:28Z"},{"alias_kind":"pith_short_12","alias_value":"WNKTULDFWRJV","created_at":"2026-07-05T02:01:28Z"},{"alias_kind":"pith_short_16","alias_value":"WNKTULDFWRJVR2SY","created_at":"2026-07-05T02:01:28Z"},{"alias_kind":"pith_short_8","alias_value":"WNKTULDF","created_at":"2026-07-05T02:01:28Z"}],"graph_snapshots":[{"event_id":"sha256:b18c44cbfd8d04320ffe61044e5ca04a23fe9ffa4029eb0b77dd5998b8b3139a","target":"graph","created_at":"2026-07-05T02:01:28Z","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/1912.13237/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The layered MnBi2nTe3n+1 family represents the first intrinsic antiferromagnetic topological insulator (AFM TI, protected by a combination symmetry ) ever discovered, providing an ideal platform to explore novel physics such as quantum anomalous Hall effect at elevated temperature and axion electrodynamics. Recent angle-resolved photoemission spectroscopy (ARPES) experiments on this family have revealed that all terminations exhibit (nearly) gapless topological surface states (TSSs) within the AFM state, violating the definition of the AFM TI, as the surfaces being studied should be -breaking ","authors_text":"Bing Shen, Boyan Zhao, Cai Liu, Chang Liu, Chaoyu Chen, Chunyao Song, Eike F. Schwier, Hu Xu, Jiawei Mei, Jifeng Shao, Ke Deng, Kenya Shimada, Ke Zhang, Meng Zeng, Rui'e Lu, Shiv Kumar, Wen Huang, Wumiti Mansuer, Xiang-Rui Liu, Xiao-Ming Ma, Xingjiang Zhou, Yang Zhang, Yuanjun Jin, Yuan Wang, Yue Zhao, Yu-Jie Hao, Zhanyang Hao, Zhongjia Chen","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-12-31T09:31:21Z","title":"Hybridization-Induced Gapped and Gapless States on the Surfaces of Magnetic Topological Insulators"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.13237","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":"sha256:98c996f3e4b7b1363c26f5fa04523aac8de32911bd60607714b96c4951479f16","target":"record","created_at":"2026-07-05T02:01:28Z","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":"1ba3168281386c3722637b8f787c9f0f2ba52140b017baf0e1a01e3f91ddf53c","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-12-31T09:31:21Z","title_canon_sha256":"120ef72766fae176ad86dea107f07ee4180cf5e6254cd74d0aa2c6470fa51c0c"},"schema_version":"1.0","source":{"id":"1912.13237","kind":"arxiv","version":1}},"canonical_sha256":"b3553a2c65b45358ea587a05161792569a70c0f90039f3d7ede31651dbb712f8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b3553a2c65b45358ea587a05161792569a70c0f90039f3d7ede31651dbb712f8","first_computed_at":"2026-07-05T02:01:28.753741Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:01:28.753741Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gS9KtYrBPgNOOhEC43wbe5ZPljxIPaIKuCk6mBCd45oPY/2LZzJL8T510AgDhLFeSGz2HyFrOgY5uMHTlxgoBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T02:01:28.754205Z","signed_message":"canonical_sha256_bytes"},"source_id":"1912.13237","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:98c996f3e4b7b1363c26f5fa04523aac8de32911bd60607714b96c4951479f16","sha256:b18c44cbfd8d04320ffe61044e5ca04a23fe9ffa4029eb0b77dd5998b8b3139a"],"state_sha256":"632fc86509868a250f0006d90fc445458e34747c3e5a958f54f00958ee50a10e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bFVGFi7Pv5hpLtPxjU4LwUvBzgGE5BFFuharHGx5qtlOi2QssLQt1pDdFxMsNSMxb/8wu9x5uf/zM0lwF404CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-05T14:05:04.189480Z","bundle_sha256":"717bc38072c3d570cc97c2618ce624fba1bb33c560ba8ba0076d938f9b4f1d7c"}}