{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2008:QERSTWKGYQWG7GA6QG3XO5OVVN","short_pith_number":"pith:QERSTWKG","schema_version":"1.0","canonical_sha256":"812329d946c42c6f981e81b77775d5ab431c5fc21d54961c182d98b01605d81c","source":{"kind":"arxiv","id":"0809.0283","version":2},"attestation_state":"computed","paper":{"title":"Competition between antiferromagnetic instability and frustrations in Fe-Se","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.supr-con"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"J.J.Pulikkotil, L. Ke, M. van Schilfgaarde, T. Kotani, V.P.Antropov","submitted_at":"2008-09-01T19:42:57Z","abstract_excerpt":"Using linear-response density-functional theory, we obtain the magnetic interactions in the several iron pnictides. The ground state has been found to be non-collinear in FeSe, with a large continuum of nearly degenerate states lying very close to the magnetic \"striped\" structure. The presence of non-collinearity also seems to be a generic feature of iron pnictides when the Fe moment is small. At small R_{Fe-Se} the system is itinerant: strong frustration give rise to excess of spin entropy, long ranged interactions create incommensurate orderings and strong biquadratic (or ring) couplings vio"},"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":"0809.0283","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2008-09-01T19:42:57Z","cross_cats_sorted":["cond-mat.supr-con"],"title_canon_sha256":"d5779f98db6b3462e426c893b150c5ff689731371f50183429a105eaac4f2ecc","abstract_canon_sha256":"d7651d51740f68c8e330ed9006be3e75b89cf27366c631b53c89712801143a6f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:24:57.046102Z","signature_b64":"B0q24H/t9RHxY9Ibvc+m9nlM6oZfZPSuOe5rwvwjOqfEViBFyPsaqyO4+zRtuLFHFFGLVJHYkBzjJz4AeV/sCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"812329d946c42c6f981e81b77775d5ab431c5fc21d54961c182d98b01605d81c","last_reissued_at":"2026-05-18T02:24:57.045299Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:24:57.045299Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Competition between antiferromagnetic instability and frustrations in Fe-Se","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.supr-con"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"J.J.Pulikkotil, L. Ke, M. van Schilfgaarde, T. Kotani, V.P.Antropov","submitted_at":"2008-09-01T19:42:57Z","abstract_excerpt":"Using linear-response density-functional theory, we obtain the magnetic interactions in the several iron pnictides. The ground state has been found to be non-collinear in FeSe, with a large continuum of nearly degenerate states lying very close to the magnetic \"striped\" structure. The presence of non-collinearity also seems to be a generic feature of iron pnictides when the Fe moment is small. At small R_{Fe-Se} the system is itinerant: strong frustration give rise to excess of spin entropy, long ranged interactions create incommensurate orderings and strong biquadratic (or ring) couplings vio"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0809.0283","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":"0809.0283","created_at":"2026-05-18T02:24:57.045447+00:00"},{"alias_kind":"arxiv_version","alias_value":"0809.0283v2","created_at":"2026-05-18T02:24:57.045447+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0809.0283","created_at":"2026-05-18T02:24:57.045447+00:00"},{"alias_kind":"pith_short_12","alias_value":"QERSTWKGYQWG","created_at":"2026-05-18T12:25:57.157939+00:00"},{"alias_kind":"pith_short_16","alias_value":"QERSTWKGYQWG7GA6","created_at":"2026-05-18T12:25:57.157939+00:00"},{"alias_kind":"pith_short_8","alias_value":"QERSTWKG","created_at":"2026-05-18T12:25:57.157939+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/QERSTWKGYQWG7GA6QG3XO5OVVN","json":"https://pith.science/pith/QERSTWKGYQWG7GA6QG3XO5OVVN.json","graph_json":"https://pith.science/api/pith-number/QERSTWKGYQWG7GA6QG3XO5OVVN/graph.json","events_json":"https://pith.science/api/pith-number/QERSTWKGYQWG7GA6QG3XO5OVVN/events.json","paper":"https://pith.science/paper/QERSTWKG"},"agent_actions":{"view_html":"https://pith.science/pith/QERSTWKGYQWG7GA6QG3XO5OVVN","download_json":"https://pith.science/pith/QERSTWKGYQWG7GA6QG3XO5OVVN.json","view_paper":"https://pith.science/paper/QERSTWKG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0809.0283&json=true","fetch_graph":"https://pith.science/api/pith-number/QERSTWKGYQWG7GA6QG3XO5OVVN/graph.json","fetch_events":"https://pith.science/api/pith-number/QERSTWKGYQWG7GA6QG3XO5OVVN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QERSTWKGYQWG7GA6QG3XO5OVVN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QERSTWKGYQWG7GA6QG3XO5OVVN/action/storage_attestation","attest_author":"https://pith.science/pith/QERSTWKGYQWG7GA6QG3XO5OVVN/action/author_attestation","sign_citation":"https://pith.science/pith/QERSTWKGYQWG7GA6QG3XO5OVVN/action/citation_signature","submit_replication":"https://pith.science/pith/QERSTWKGYQWG7GA6QG3XO5OVVN/action/replication_record"}},"created_at":"2026-05-18T02:24:57.045447+00:00","updated_at":"2026-05-18T02:24:57.045447+00:00"}