{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:SBDMZS7CLXMPY66PTGHFX5RI5X","short_pith_number":"pith:SBDMZS7C","schema_version":"1.0","canonical_sha256":"9046cccbe25dd8fc7bcf998e5bf628edc67dbef7e5254bb73318009ab6512e70","source":{"kind":"arxiv","id":"1109.2730","version":2},"attestation_state":"computed","paper":{"title":"Large Magnetoresistance Effects in $Ln$CoAsO with a Ferromagnetic-Antiferromagnetic Transition","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Chishiro Michioka, Hiroto Ohta, Kazuyoshi Yoshimura","submitted_at":"2011-09-13T10:07:16Z","abstract_excerpt":"A large magnetoresistance (MR) effect was observed in the layered compounds NdCoAsO and SmCoAsO, in which ferromagnetically ordered itinerant-electrons of Co are sandwiched by localized 4$f$-electrons of $Ln^{3+}$, below ferromagnetic-antiferromagnetic transition (FAFT) temperature $T_\\mathrm{N}$ as observed in other FAFT compounds. In SmCoAsO, the large MR effect is also observed up to the Curie temperature $T_\\mathrm{C}$, and it is found to be originating in the presence of another antiferromagnetic phase in the low-magnetic field region of the ferromagnetic phase."},"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":"1109.2730","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2011-09-13T10:07:16Z","cross_cats_sorted":[],"title_canon_sha256":"c9d10ac587fbec0d65d183d48485ee5821c9a4e9667651856e007bae2a2d2e8b","abstract_canon_sha256":"c8a0bf46853ab799ca44a182474aed8c901d9cc8455a6e0b1d9d2bbfaae0a37a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:21:36.780754Z","signature_b64":"pguXB6d82sLLThgSFtIb+K0xtcEMX3Escqcr7yem4r4zOx+b3NvZrx91ng4j0II+kFjjhBu/aHhuVRnNKvGVCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9046cccbe25dd8fc7bcf998e5bf628edc67dbef7e5254bb73318009ab6512e70","last_reissued_at":"2026-05-18T02:21:36.780373Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:21:36.780373Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Large Magnetoresistance Effects in $Ln$CoAsO with a Ferromagnetic-Antiferromagnetic Transition","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Chishiro Michioka, Hiroto Ohta, Kazuyoshi Yoshimura","submitted_at":"2011-09-13T10:07:16Z","abstract_excerpt":"A large magnetoresistance (MR) effect was observed in the layered compounds NdCoAsO and SmCoAsO, in which ferromagnetically ordered itinerant-electrons of Co are sandwiched by localized 4$f$-electrons of $Ln^{3+}$, below ferromagnetic-antiferromagnetic transition (FAFT) temperature $T_\\mathrm{N}$ as observed in other FAFT compounds. In SmCoAsO, the large MR effect is also observed up to the Curie temperature $T_\\mathrm{C}$, and it is found to be originating in the presence of another antiferromagnetic phase in the low-magnetic field region of the ferromagnetic phase."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.2730","kind":"arxiv","version":2},"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":"1109.2730","created_at":"2026-05-18T02:21:36.780444+00:00"},{"alias_kind":"arxiv_version","alias_value":"1109.2730v2","created_at":"2026-05-18T02:21:36.780444+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.2730","created_at":"2026-05-18T02:21:36.780444+00:00"},{"alias_kind":"pith_short_12","alias_value":"SBDMZS7CLXMP","created_at":"2026-05-18T12:26:41.206345+00:00"},{"alias_kind":"pith_short_16","alias_value":"SBDMZS7CLXMPY66P","created_at":"2026-05-18T12:26:41.206345+00:00"},{"alias_kind":"pith_short_8","alias_value":"SBDMZS7C","created_at":"2026-05-18T12:26:41.206345+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/SBDMZS7CLXMPY66PTGHFX5RI5X","json":"https://pith.science/pith/SBDMZS7CLXMPY66PTGHFX5RI5X.json","graph_json":"https://pith.science/api/pith-number/SBDMZS7CLXMPY66PTGHFX5RI5X/graph.json","events_json":"https://pith.science/api/pith-number/SBDMZS7CLXMPY66PTGHFX5RI5X/events.json","paper":"https://pith.science/paper/SBDMZS7C"},"agent_actions":{"view_html":"https://pith.science/pith/SBDMZS7CLXMPY66PTGHFX5RI5X","download_json":"https://pith.science/pith/SBDMZS7CLXMPY66PTGHFX5RI5X.json","view_paper":"https://pith.science/paper/SBDMZS7C","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1109.2730&json=true","fetch_graph":"https://pith.science/api/pith-number/SBDMZS7CLXMPY66PTGHFX5RI5X/graph.json","fetch_events":"https://pith.science/api/pith-number/SBDMZS7CLXMPY66PTGHFX5RI5X/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SBDMZS7CLXMPY66PTGHFX5RI5X/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SBDMZS7CLXMPY66PTGHFX5RI5X/action/storage_attestation","attest_author":"https://pith.science/pith/SBDMZS7CLXMPY66PTGHFX5RI5X/action/author_attestation","sign_citation":"https://pith.science/pith/SBDMZS7CLXMPY66PTGHFX5RI5X/action/citation_signature","submit_replication":"https://pith.science/pith/SBDMZS7CLXMPY66PTGHFX5RI5X/action/replication_record"}},"created_at":"2026-05-18T02:21:36.780444+00:00","updated_at":"2026-05-18T02:21:36.780444+00:00"}