{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:V3HZHMW5KYAOR3JYKELJK2D3C4","short_pith_number":"pith:V3HZHMW5","canonical_record":{"source":{"id":"1901.01565","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-01-06T16:18:50Z","cross_cats_sorted":[],"title_canon_sha256":"0ae2d9558652fd33f9eebb090ea4a7b21ae0670291a4f60c4aeed1d324cb0e36","abstract_canon_sha256":"15174e9ea829908a8c738d23eb5059f63f219391a66dc3e1e389dd222ee7641f"},"schema_version":"1.0"},"canonical_sha256":"aecf93b2dd5600e8ed38511695687b170b7488aac34e509b13a3c410634dbf33","source":{"kind":"arxiv","id":"1901.01565","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.01565","created_at":"2026-07-05T00:18:32Z"},{"alias_kind":"arxiv_version","alias_value":"1901.01565v1","created_at":"2026-07-05T00:18:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.01565","created_at":"2026-07-05T00:18:32Z"},{"alias_kind":"pith_short_12","alias_value":"V3HZHMW5KYAO","created_at":"2026-07-05T00:18:32Z"},{"alias_kind":"pith_short_16","alias_value":"V3HZHMW5KYAOR3JY","created_at":"2026-07-05T00:18:32Z"},{"alias_kind":"pith_short_8","alias_value":"V3HZHMW5","created_at":"2026-07-05T00:18:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:V3HZHMW5KYAOR3JYKELJK2D3C4","target":"record","payload":{"canonical_record":{"source":{"id":"1901.01565","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-01-06T16:18:50Z","cross_cats_sorted":[],"title_canon_sha256":"0ae2d9558652fd33f9eebb090ea4a7b21ae0670291a4f60c4aeed1d324cb0e36","abstract_canon_sha256":"15174e9ea829908a8c738d23eb5059f63f219391a66dc3e1e389dd222ee7641f"},"schema_version":"1.0"},"canonical_sha256":"aecf93b2dd5600e8ed38511695687b170b7488aac34e509b13a3c410634dbf33","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:18:32.554622Z","signature_b64":"I2X54NJ/HM2Ezp/oZGIj7Ca13/DCX+wsvCJg67KjZ2Zb1yeio6Y82Pfqu6QGF5SBXFyIIJZmHjsJQHEfbZrLBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"aecf93b2dd5600e8ed38511695687b170b7488aac34e509b13a3c410634dbf33","last_reissued_at":"2026-07-05T00:18:32.554139Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:18:32.554139Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1901.01565","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":"2026-07-05T00:18:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3VyFB4eID6c/pGVr+cK1UFDk2JQsY190WMbQIVm5oKBymfztjWmE7MBvGymKSnbbGvv7hP/O0FkqIEArH9IWBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T05:29:53.545505Z"},"content_sha256":"ecba72dc1119dbffc14ef4420983b8bf4f36bdb9ca9ecf634af190c07c154802","schema_version":"1.0","event_id":"sha256:ecba72dc1119dbffc14ef4420983b8bf4f36bdb9ca9ecf634af190c07c154802"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:V3HZHMW5KYAOR3JYKELJK2D3C4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quasi-2D magnetism and origin of the Dirac semimetallic behavior in nonstoichiometric Sr$_{1-y}$Mn$_{1-z}$Sb$_{2}$ (y, z~$<$0.1)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"David Alan Tennant, Jinyu Liu, John DiTusa, Matthew B. Stone, Qiang Zhang, Satoshi Okamoto, Yanglin Zhu, Zhiqiang Mao","submitted_at":"2019-01-06T16:18:50Z","abstract_excerpt":"Nonstoichiometric Sr$_{1-y}$Mn$_{1-z}$Sb$_{2}$ (y, z~$<$0.1) is known to exhibit a coexistence of magnetic order and the nontrivial semimetallic behavior related to Dirac or Weyl fermions. Here, we report inelastic neutron scattering analyses of the spin dynamics and density functional theory studies on the electronic properties of Sr$_{1-y}$Mn$_{1-z}$Sb$_{2}$. We observe a relatively large spin excitation gap $\\approx$ 8.5 meV at 5 K, and the interlayer magnetic exchange constant only 2.8 \\% of the dominant intralayer magnetic interaction, providing evidence that Sr$_{1-y}$Mn$_{1-z}$Sb$_{2}$ "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.01565","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/1901.01565/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":"2026-07-05T00:18:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OdVdjyXvJoidOeR+NLTtcd127gq6VoUx8jZY7OAm16kirVT8nKZdv1BAXpF04pq30/rTEj/x6OtXrx2XAIfZDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T05:29:53.545997Z"},"content_sha256":"a89c199f1817fe776bd6c7673c2a4976e95b70a954b84de64f5573a460ee04b6","schema_version":"1.0","event_id":"sha256:a89c199f1817fe776bd6c7673c2a4976e95b70a954b84de64f5573a460ee04b6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/V3HZHMW5KYAOR3JYKELJK2D3C4/bundle.json","state_url":"https://pith.science/pith/V3HZHMW5KYAOR3JYKELJK2D3C4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/V3HZHMW5KYAOR3JYKELJK2D3C4/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":"2026-08-12T05:29:53Z","links":{"resolver":"https://pith.science/pith/V3HZHMW5KYAOR3JYKELJK2D3C4","bundle":"https://pith.science/pith/V3HZHMW5KYAOR3JYKELJK2D3C4/bundle.json","state":"https://pith.science/pith/V3HZHMW5KYAOR3JYKELJK2D3C4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/V3HZHMW5KYAOR3JYKELJK2D3C4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:V3HZHMW5KYAOR3JYKELJK2D3C4","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":"15174e9ea829908a8c738d23eb5059f63f219391a66dc3e1e389dd222ee7641f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-01-06T16:18:50Z","title_canon_sha256":"0ae2d9558652fd33f9eebb090ea4a7b21ae0670291a4f60c4aeed1d324cb0e36"},"schema_version":"1.0","source":{"id":"1901.01565","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.01565","created_at":"2026-07-05T00:18:32Z"},{"alias_kind":"arxiv_version","alias_value":"1901.01565v1","created_at":"2026-07-05T00:18:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.01565","created_at":"2026-07-05T00:18:32Z"},{"alias_kind":"pith_short_12","alias_value":"V3HZHMW5KYAO","created_at":"2026-07-05T00:18:32Z"},{"alias_kind":"pith_short_16","alias_value":"V3HZHMW5KYAOR3JY","created_at":"2026-07-05T00:18:32Z"},{"alias_kind":"pith_short_8","alias_value":"V3HZHMW5","created_at":"2026-07-05T00:18:32Z"}],"graph_snapshots":[{"event_id":"sha256:a89c199f1817fe776bd6c7673c2a4976e95b70a954b84de64f5573a460ee04b6","target":"graph","created_at":"2026-07-05T00:18:32Z","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/1901.01565/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Nonstoichiometric Sr$_{1-y}$Mn$_{1-z}$Sb$_{2}$ (y, z~$<$0.1) is known to exhibit a coexistence of magnetic order and the nontrivial semimetallic behavior related to Dirac or Weyl fermions. Here, we report inelastic neutron scattering analyses of the spin dynamics and density functional theory studies on the electronic properties of Sr$_{1-y}$Mn$_{1-z}$Sb$_{2}$. We observe a relatively large spin excitation gap $\\approx$ 8.5 meV at 5 K, and the interlayer magnetic exchange constant only 2.8 \\% of the dominant intralayer magnetic interaction, providing evidence that Sr$_{1-y}$Mn$_{1-z}$Sb$_{2}$ ","authors_text":"David Alan Tennant, Jinyu Liu, John DiTusa, Matthew B. Stone, Qiang Zhang, Satoshi Okamoto, Yanglin Zhu, Zhiqiang Mao","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-01-06T16:18:50Z","title":"Quasi-2D magnetism and origin of the Dirac semimetallic behavior in nonstoichiometric Sr$_{1-y}$Mn$_{1-z}$Sb$_{2}$ (y, z~$<$0.1)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.01565","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:ecba72dc1119dbffc14ef4420983b8bf4f36bdb9ca9ecf634af190c07c154802","target":"record","created_at":"2026-07-05T00:18:32Z","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":"15174e9ea829908a8c738d23eb5059f63f219391a66dc3e1e389dd222ee7641f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-01-06T16:18:50Z","title_canon_sha256":"0ae2d9558652fd33f9eebb090ea4a7b21ae0670291a4f60c4aeed1d324cb0e36"},"schema_version":"1.0","source":{"id":"1901.01565","kind":"arxiv","version":1}},"canonical_sha256":"aecf93b2dd5600e8ed38511695687b170b7488aac34e509b13a3c410634dbf33","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"aecf93b2dd5600e8ed38511695687b170b7488aac34e509b13a3c410634dbf33","first_computed_at":"2026-07-05T00:18:32.554139Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:18:32.554139Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"I2X54NJ/HM2Ezp/oZGIj7Ca13/DCX+wsvCJg67KjZ2Zb1yeio6Y82Pfqu6QGF5SBXFyIIJZmHjsJQHEfbZrLBA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:18:32.554622Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.01565","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ecba72dc1119dbffc14ef4420983b8bf4f36bdb9ca9ecf634af190c07c154802","sha256:a89c199f1817fe776bd6c7673c2a4976e95b70a954b84de64f5573a460ee04b6"],"state_sha256":"7b26afa3cca0a46e566e6bb9265f19a4f12157bbf3499a8561b7c95111a619b8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xSFysoq9tn/uvrm5dkBL50zbWZuiubKtLU3h2yGMgXHeWWwDQ3A+JTqpQL1zg0vIb0LwH/p2jXaiL8vO8lJ1Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T05:29:53.550085Z","bundle_sha256":"d233874755a7d344d6299609731c990e62503a956809700da3275cd348832a48"}}