{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:VIO74JF5PSPL7E26X6HGN3JLKG","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":"3809b22a7952c4cf45999677daf5dcb79d051a8342b46295d6d218d6ed11ac3a","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2017-10-11T07:20:43Z","title_canon_sha256":"014b9e6319c8ed5b19f675f00596bfc5132e696ef5db6016664c9b29cc17b827"},"schema_version":"1.0","source":{"id":"1710.03938","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.03938","created_at":"2026-05-18T00:24:35Z"},{"alias_kind":"arxiv_version","alias_value":"1710.03938v3","created_at":"2026-05-18T00:24:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.03938","created_at":"2026-05-18T00:24:35Z"},{"alias_kind":"pith_short_12","alias_value":"VIO74JF5PSPL","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_16","alias_value":"VIO74JF5PSPL7E26","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_8","alias_value":"VIO74JF5","created_at":"2026-05-18T12:31:49Z"}],"graph_snapshots":[{"event_id":"sha256:4ed2fdac68a5c66cb81642ec0ecf4e9b4835df523bf27e776b07c831b559a149","target":"graph","created_at":"2026-05-18T00:24:35Z","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":"Despite the fact that 1111-type iron arsenides hold the record transition temperature of iron-based superconductors, their electronic structures have not been studied much because of the lack of high-quality single crystals. In this study, we completely determine the Fermi surface in the antiferromagnetic state of CaFeAsF, a 1111 iron-arsenide parent compound, by performing quantum oscillation measurements and band-structure calculations. The determined Fermi surface consists of a symmetry-related pair of Dirac electron cylinders and a normal hole cylinder. From analyses of quantum-oscillation","authors_text":"David Graf, Gang Mu, Hiroaki Ikeda, Hishiro T. Hirose, Katsuhiro Suzuki, Shinya Uji, Taichi Terashima, Tao Hu, Yonghui Ma","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2017-10-11T07:20:43Z","title":"Fermi surface with Dirac fermions in CaFeAsF determined via quantum oscillation measurements"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.03938","kind":"arxiv","version":3},"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:bd3088ea0c518488db717860929a10b79d0039d1579047f6ebba42ed150f9f5a","target":"record","created_at":"2026-05-18T00:24:35Z","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":"3809b22a7952c4cf45999677daf5dcb79d051a8342b46295d6d218d6ed11ac3a","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2017-10-11T07:20:43Z","title_canon_sha256":"014b9e6319c8ed5b19f675f00596bfc5132e696ef5db6016664c9b29cc17b827"},"schema_version":"1.0","source":{"id":"1710.03938","kind":"arxiv","version":3}},"canonical_sha256":"aa1dfe24bd7c9ebf935ebf8e66ed2b51a7179bd63251ae0377f0ddb3dba07515","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"aa1dfe24bd7c9ebf935ebf8e66ed2b51a7179bd63251ae0377f0ddb3dba07515","first_computed_at":"2026-05-18T00:24:35.143911Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:24:35.143911Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rdQX7iDIV8NqILD7BmU4URn58ce0GZVtOInbsqpggxVlCERqK+ONIFDcA/wLS4OStbL9X6wCZbc+/NEVuA1hBA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:24:35.144382Z","signed_message":"canonical_sha256_bytes"},"source_id":"1710.03938","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bd3088ea0c518488db717860929a10b79d0039d1579047f6ebba42ed150f9f5a","sha256:4ed2fdac68a5c66cb81642ec0ecf4e9b4835df523bf27e776b07c831b559a149"],"state_sha256":"46d839ba900a7d1f844cfcfd67a8262d609145f544c05d8c5e4a728242ae7668"}