{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:QGV4OS5UPKDIGFCBEOETOCZ6FD","short_pith_number":"pith:QGV4OS5U","schema_version":"1.0","canonical_sha256":"81abc74bb47a868314412389370b3e28f0bca705c7721c3c2cde1bc43bea403d","source":{"kind":"arxiv","id":"1204.4266","version":1},"attestation_state":"computed","paper":{"title":"Paramagnetic Phase of a Heavy-Fermion Compound, CeFePO, Probed by 57Fe M\\\"{o}ssbauer Spectroscopy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Masanori Matoba, Takashi Yamamoto, Tetsuro Nakamura, Yasuaki Einaga, Yoichi Kamihara","submitted_at":"2012-04-19T07:30:37Z","abstract_excerpt":"57Fe M\\\"{o}ssbauer spectroscopy was applied to an iron-based layered compound CeFePO. At temperatures from 9.4 to 293 K, no magnetic splitting was observed in the M\\\"ossbauer spectra of CeFePO indicating a paramagnetic phase of the Fe magnetic sublattice. All the spectra were fitted with a small quadrupole splitting, and the Debye temperature of CeFePO was found to be \\sim448 K. The isomer shift at room temperature, 0.32 mm/s, was almost equal to those of LnFeAsO (Ln = La, Ce, Sm). Comparing s-electron density using the isomer shifts and unit cell volumes, it was found that the Fe of CeFePO ha"},"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":"1204.4266","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2012-04-19T07:30:37Z","cross_cats_sorted":[],"title_canon_sha256":"8b4882df2dbd8bd7d9e31e13f320a2f99b8444bc87440dfd90448ec39c70d61e","abstract_canon_sha256":"4568adec8ad7ba6c4da7608a941fdf8da7b9b94dd93c1800168330bb650db7bd"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:55:01.409681Z","signature_b64":"whoL6U+4C6JGoVrBq36PfY9X6CjC1sDnXThrqh+nlHTovMn5X4YoMbVBcVG3FwGin8CS0QaZtcoRjg3V0c8XCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"81abc74bb47a868314412389370b3e28f0bca705c7721c3c2cde1bc43bea403d","last_reissued_at":"2026-05-18T03:55:01.409138Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:55:01.409138Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Paramagnetic Phase of a Heavy-Fermion Compound, CeFePO, Probed by 57Fe M\\\"{o}ssbauer Spectroscopy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Masanori Matoba, Takashi Yamamoto, Tetsuro Nakamura, Yasuaki Einaga, Yoichi Kamihara","submitted_at":"2012-04-19T07:30:37Z","abstract_excerpt":"57Fe M\\\"{o}ssbauer spectroscopy was applied to an iron-based layered compound CeFePO. At temperatures from 9.4 to 293 K, no magnetic splitting was observed in the M\\\"ossbauer spectra of CeFePO indicating a paramagnetic phase of the Fe magnetic sublattice. All the spectra were fitted with a small quadrupole splitting, and the Debye temperature of CeFePO was found to be \\sim448 K. The isomer shift at room temperature, 0.32 mm/s, was almost equal to those of LnFeAsO (Ln = La, Ce, Sm). Comparing s-electron density using the isomer shifts and unit cell volumes, it was found that the Fe of CeFePO ha"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.4266","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":"1204.4266","created_at":"2026-05-18T03:55:01.409215+00:00"},{"alias_kind":"arxiv_version","alias_value":"1204.4266v1","created_at":"2026-05-18T03:55:01.409215+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.4266","created_at":"2026-05-18T03:55:01.409215+00:00"},{"alias_kind":"pith_short_12","alias_value":"QGV4OS5UPKDI","created_at":"2026-05-18T12:27:18.751474+00:00"},{"alias_kind":"pith_short_16","alias_value":"QGV4OS5UPKDIGFCB","created_at":"2026-05-18T12:27:18.751474+00:00"},{"alias_kind":"pith_short_8","alias_value":"QGV4OS5U","created_at":"2026-05-18T12:27:18.751474+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/QGV4OS5UPKDIGFCBEOETOCZ6FD","json":"https://pith.science/pith/QGV4OS5UPKDIGFCBEOETOCZ6FD.json","graph_json":"https://pith.science/api/pith-number/QGV4OS5UPKDIGFCBEOETOCZ6FD/graph.json","events_json":"https://pith.science/api/pith-number/QGV4OS5UPKDIGFCBEOETOCZ6FD/events.json","paper":"https://pith.science/paper/QGV4OS5U"},"agent_actions":{"view_html":"https://pith.science/pith/QGV4OS5UPKDIGFCBEOETOCZ6FD","download_json":"https://pith.science/pith/QGV4OS5UPKDIGFCBEOETOCZ6FD.json","view_paper":"https://pith.science/paper/QGV4OS5U","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1204.4266&json=true","fetch_graph":"https://pith.science/api/pith-number/QGV4OS5UPKDIGFCBEOETOCZ6FD/graph.json","fetch_events":"https://pith.science/api/pith-number/QGV4OS5UPKDIGFCBEOETOCZ6FD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QGV4OS5UPKDIGFCBEOETOCZ6FD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QGV4OS5UPKDIGFCBEOETOCZ6FD/action/storage_attestation","attest_author":"https://pith.science/pith/QGV4OS5UPKDIGFCBEOETOCZ6FD/action/author_attestation","sign_citation":"https://pith.science/pith/QGV4OS5UPKDIGFCBEOETOCZ6FD/action/citation_signature","submit_replication":"https://pith.science/pith/QGV4OS5UPKDIGFCBEOETOCZ6FD/action/replication_record"}},"created_at":"2026-05-18T03:55:01.409215+00:00","updated_at":"2026-05-18T03:55:01.409215+00:00"}