{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:VOIW74HB3KFSMF5TNR7RBPKWKI","short_pith_number":"pith:VOIW74HB","canonical_record":{"source":{"id":"1809.10343","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-09-27T05:00:57Z","cross_cats_sorted":[],"title_canon_sha256":"1fb2bc3bf9fd60d072ae27b25620931518eae4d535c1d22289b315bd8dd1a97c","abstract_canon_sha256":"020eb0794b709448621b951cb96be7fd45bb912a5ca7cac73550993fd8ad9b87"},"schema_version":"1.0"},"canonical_sha256":"ab916ff0e1da8b2617b36c7f10bd56523d90657375e83c561e29e984e470b587","source":{"kind":"arxiv","id":"1809.10343","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.10343","created_at":"2026-05-18T00:04:38Z"},{"alias_kind":"arxiv_version","alias_value":"1809.10343v1","created_at":"2026-05-18T00:04:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.10343","created_at":"2026-05-18T00:04:38Z"},{"alias_kind":"pith_short_12","alias_value":"VOIW74HB3KFS","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_16","alias_value":"VOIW74HB3KFSMF5T","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_8","alias_value":"VOIW74HB","created_at":"2026-05-18T12:32:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:VOIW74HB3KFSMF5TNR7RBPKWKI","target":"record","payload":{"canonical_record":{"source":{"id":"1809.10343","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-09-27T05:00:57Z","cross_cats_sorted":[],"title_canon_sha256":"1fb2bc3bf9fd60d072ae27b25620931518eae4d535c1d22289b315bd8dd1a97c","abstract_canon_sha256":"020eb0794b709448621b951cb96be7fd45bb912a5ca7cac73550993fd8ad9b87"},"schema_version":"1.0"},"canonical_sha256":"ab916ff0e1da8b2617b36c7f10bd56523d90657375e83c561e29e984e470b587","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:04:38.568489Z","signature_b64":"/hSTV9i7i3nzqy86BCCWLAjaJeMQmYeYOgE/gts11elpIwzeruI/22HpRjESLWtYjGidzGhcSflRDwVohmDhDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ab916ff0e1da8b2617b36c7f10bd56523d90657375e83c561e29e984e470b587","last_reissued_at":"2026-05-18T00:04:38.568012Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:04:38.568012Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1809.10343","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":"2026-05-18T00:04:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"paWTluXqPhYZbXjcgCxfGOmPJF4/0If66ALi6U1LGy5W2EF+9Mo3yV3NZXjlDnIkxrGNAJ49qKiWIokDYIlxDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T02:48:41.693927Z"},"content_sha256":"444960258cb7df376ec3a5b13b12c7a5685f60e86c6f7c2d5ac0ec5b28b4a260","schema_version":"1.0","event_id":"sha256:444960258cb7df376ec3a5b13b12c7a5685f60e86c6f7c2d5ac0ec5b28b4a260"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:VOIW74HB3KFSMF5TNR7RBPKWKI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Competing rhombohedral and monoclinic crystal structures in Mn$Pn_2Ch_4$ compounds: an {\\em ab-initio} study","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"E. V. Chulkov, M. M. Otrokov, S. V. Eremeev","submitted_at":"2018-09-27T05:00:57Z","abstract_excerpt":"Based on the relativistic spin-polarized density functional theory calculations we investigate the crystal structure, electronic and magnetic properties of a family MnPn2Ch4 compounds, where pnictogen metal atoms (Pn) are Sb and Bi; chalcogens (Ch) are Se, Te. We show that in the series the compounds of this family with heavier elements prefer to adopt rhombohedral crystal structure composed of weakly bonded septuple monoatomic layers while those with lighter elements tend to be in the monoclinic structure. Irrespective of the crystal structure all compounds of the MnPn2Ch4 series demonstrate "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.10343","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":""},"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":"2026-05-18T00:04:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eVsx+2JH+v5tF/nlYDsdqB62eC3pAhoNtzGvE2yiP3zoqylNo8m398wzA3HFaUhgQlPoEB2c8I6wp7FlGzjLCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T02:48:41.694265Z"},"content_sha256":"27f1a0e6ba90609aa5652e4bfaf2ae5c28dc37af743792834e8e85855c22b152","schema_version":"1.0","event_id":"sha256:27f1a0e6ba90609aa5652e4bfaf2ae5c28dc37af743792834e8e85855c22b152"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VOIW74HB3KFSMF5TNR7RBPKWKI/bundle.json","state_url":"https://pith.science/pith/VOIW74HB3KFSMF5TNR7RBPKWKI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VOIW74HB3KFSMF5TNR7RBPKWKI/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":"2026-06-02T02:48:41Z","links":{"resolver":"https://pith.science/pith/VOIW74HB3KFSMF5TNR7RBPKWKI","bundle":"https://pith.science/pith/VOIW74HB3KFSMF5TNR7RBPKWKI/bundle.json","state":"https://pith.science/pith/VOIW74HB3KFSMF5TNR7RBPKWKI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VOIW74HB3KFSMF5TNR7RBPKWKI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:VOIW74HB3KFSMF5TNR7RBPKWKI","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":"020eb0794b709448621b951cb96be7fd45bb912a5ca7cac73550993fd8ad9b87","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-09-27T05:00:57Z","title_canon_sha256":"1fb2bc3bf9fd60d072ae27b25620931518eae4d535c1d22289b315bd8dd1a97c"},"schema_version":"1.0","source":{"id":"1809.10343","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.10343","created_at":"2026-05-18T00:04:38Z"},{"alias_kind":"arxiv_version","alias_value":"1809.10343v1","created_at":"2026-05-18T00:04:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.10343","created_at":"2026-05-18T00:04:38Z"},{"alias_kind":"pith_short_12","alias_value":"VOIW74HB3KFS","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_16","alias_value":"VOIW74HB3KFSMF5T","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_8","alias_value":"VOIW74HB","created_at":"2026-05-18T12:32:59Z"}],"graph_snapshots":[{"event_id":"sha256:27f1a0e6ba90609aa5652e4bfaf2ae5c28dc37af743792834e8e85855c22b152","target":"graph","created_at":"2026-05-18T00:04:38Z","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"},"paper":{"abstract_excerpt":"Based on the relativistic spin-polarized density functional theory calculations we investigate the crystal structure, electronic and magnetic properties of a family MnPn2Ch4 compounds, where pnictogen metal atoms (Pn) are Sb and Bi; chalcogens (Ch) are Se, Te. We show that in the series the compounds of this family with heavier elements prefer to adopt rhombohedral crystal structure composed of weakly bonded septuple monoatomic layers while those with lighter elements tend to be in the monoclinic structure. Irrespective of the crystal structure all compounds of the MnPn2Ch4 series demonstrate ","authors_text":"E. V. Chulkov, M. M. Otrokov, S. V. Eremeev","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-09-27T05:00:57Z","title":"Competing rhombohedral and monoclinic crystal structures in Mn$Pn_2Ch_4$ compounds: an {\\em ab-initio} study"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.10343","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":"sha256:444960258cb7df376ec3a5b13b12c7a5685f60e86c6f7c2d5ac0ec5b28b4a260","target":"record","created_at":"2026-05-18T00:04:38Z","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":"020eb0794b709448621b951cb96be7fd45bb912a5ca7cac73550993fd8ad9b87","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-09-27T05:00:57Z","title_canon_sha256":"1fb2bc3bf9fd60d072ae27b25620931518eae4d535c1d22289b315bd8dd1a97c"},"schema_version":"1.0","source":{"id":"1809.10343","kind":"arxiv","version":1}},"canonical_sha256":"ab916ff0e1da8b2617b36c7f10bd56523d90657375e83c561e29e984e470b587","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ab916ff0e1da8b2617b36c7f10bd56523d90657375e83c561e29e984e470b587","first_computed_at":"2026-05-18T00:04:38.568012Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:04:38.568012Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/hSTV9i7i3nzqy86BCCWLAjaJeMQmYeYOgE/gts11elpIwzeruI/22HpRjESLWtYjGidzGhcSflRDwVohmDhDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:04:38.568489Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.10343","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:444960258cb7df376ec3a5b13b12c7a5685f60e86c6f7c2d5ac0ec5b28b4a260","sha256:27f1a0e6ba90609aa5652e4bfaf2ae5c28dc37af743792834e8e85855c22b152"],"state_sha256":"71d73cc422afc61be8262924805f699a78653e9522a949438e33ccb7ba919f56"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7pouyQZv+mAmF5vfxyltV1Q4DIyST4pz4967rIaQbVlticH4mjHa89Cz4PUUMc65WETT/f9GG7IPFnapQh0ZAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T02:48:41.696172Z","bundle_sha256":"c9f2bb08107d515f62474e43eca5d560d14f168dd91e64d228381e85a7b86833"}}