{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:4R2HGJB4HQ22VUIKZPWKDBG7RW","short_pith_number":"pith:4R2HGJB4","schema_version":"1.0","canonical_sha256":"e47473243c3c35aad10acbeca184df8d87902f0375030bdd686e20f67da3f6d1","source":{"kind":"arxiv","id":"1902.10856","version":1},"attestation_state":"computed","paper":{"title":"A molecular diamond lattice antiferromagnet as a Dirac semimetal candidate","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Akihiro Otsuka, Akiko Nakao, Gunzi Saito, Hideki Yamochi, Masahisa Tsuchiizu, Mitsuhiko Maesato, Takaaki Hiramatsu, Yasuhiro Shimizu, Yukihiro Yoshida","submitted_at":"2019-02-28T01:04:54Z","abstract_excerpt":"The ground state of a molecular diamond-lattice compound (ET)Ag$_4$(CN)$_5$ is investigated by the magnetization and nuclear magnetic resonance spectroscopy. We found that the system exhibits antiferromagnetic long-range ordering with weak ferromagnetism at a high temperature of 102 K owing to the strong electron correlation. The spin susceptibility is well fitted into the diamond-lattice Heisenberg model with a nearest neighbor exchange coupling of 230 K, indicating the less frustrated interactions. The transition temperature elevates up to $\\sim$195 K by applying pressure of 2 GPa, which rec"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1902.10856","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-02-28T01:04:54Z","cross_cats_sorted":[],"title_canon_sha256":"4effa21c593861dd4e13641ad09e866c66681289f114b928fd058b30b9b94308","abstract_canon_sha256":"98b5370e772c46bf9f75e7c0044e56a19baaf3b6089130325ccc0133e6edf81b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:44:55.140537Z","signature_b64":"/8LHl0JpWvHFcbE65b6l7W7zvafbPGDKp0U56lJBf9pBvRkiGX/jIzwuRz9lgSfsfEVgKo8jdmgs78eWbE9PCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e47473243c3c35aad10acbeca184df8d87902f0375030bdd686e20f67da3f6d1","last_reissued_at":"2026-05-17T23:44:55.139935Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:44:55.139935Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A molecular diamond lattice antiferromagnet as a Dirac semimetal candidate","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Akihiro Otsuka, Akiko Nakao, Gunzi Saito, Hideki Yamochi, Masahisa Tsuchiizu, Mitsuhiko Maesato, Takaaki Hiramatsu, Yasuhiro Shimizu, Yukihiro Yoshida","submitted_at":"2019-02-28T01:04:54Z","abstract_excerpt":"The ground state of a molecular diamond-lattice compound (ET)Ag$_4$(CN)$_5$ is investigated by the magnetization and nuclear magnetic resonance spectroscopy. We found that the system exhibits antiferromagnetic long-range ordering with weak ferromagnetism at a high temperature of 102 K owing to the strong electron correlation. The spin susceptibility is well fitted into the diamond-lattice Heisenberg model with a nearest neighbor exchange coupling of 230 K, indicating the less frustrated interactions. The transition temperature elevates up to $\\sim$195 K by applying pressure of 2 GPa, which rec"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.10856","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1902.10856","created_at":"2026-05-17T23:44:55.140024+00:00"},{"alias_kind":"arxiv_version","alias_value":"1902.10856v1","created_at":"2026-05-17T23:44:55.140024+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.10856","created_at":"2026-05-17T23:44:55.140024+00:00"},{"alias_kind":"pith_short_12","alias_value":"4R2HGJB4HQ22","created_at":"2026-05-18T12:33:10.108867+00:00"},{"alias_kind":"pith_short_16","alias_value":"4R2HGJB4HQ22VUIK","created_at":"2026-05-18T12:33:10.108867+00:00"},{"alias_kind":"pith_short_8","alias_value":"4R2HGJB4","created_at":"2026-05-18T12:33:10.108867+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/4R2HGJB4HQ22VUIKZPWKDBG7RW","json":"https://pith.science/pith/4R2HGJB4HQ22VUIKZPWKDBG7RW.json","graph_json":"https://pith.science/api/pith-number/4R2HGJB4HQ22VUIKZPWKDBG7RW/graph.json","events_json":"https://pith.science/api/pith-number/4R2HGJB4HQ22VUIKZPWKDBG7RW/events.json","paper":"https://pith.science/paper/4R2HGJB4"},"agent_actions":{"view_html":"https://pith.science/pith/4R2HGJB4HQ22VUIKZPWKDBG7RW","download_json":"https://pith.science/pith/4R2HGJB4HQ22VUIKZPWKDBG7RW.json","view_paper":"https://pith.science/paper/4R2HGJB4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1902.10856&json=true","fetch_graph":"https://pith.science/api/pith-number/4R2HGJB4HQ22VUIKZPWKDBG7RW/graph.json","fetch_events":"https://pith.science/api/pith-number/4R2HGJB4HQ22VUIKZPWKDBG7RW/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4R2HGJB4HQ22VUIKZPWKDBG7RW/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4R2HGJB4HQ22VUIKZPWKDBG7RW/action/storage_attestation","attest_author":"https://pith.science/pith/4R2HGJB4HQ22VUIKZPWKDBG7RW/action/author_attestation","sign_citation":"https://pith.science/pith/4R2HGJB4HQ22VUIKZPWKDBG7RW/action/citation_signature","submit_replication":"https://pith.science/pith/4R2HGJB4HQ22VUIKZPWKDBG7RW/action/replication_record"}},"created_at":"2026-05-17T23:44:55.140024+00:00","updated_at":"2026-05-17T23:44:55.140024+00:00"}