{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:IVXM273P3IXSQZRX33GUSYG4HJ","short_pith_number":"pith:IVXM273P","schema_version":"1.0","canonical_sha256":"456ecd7f6fda2f286637decd4960dc3a5d2187826d277f21cdb79a735a42ef5e","source":{"kind":"arxiv","id":"1009.0849","version":1},"attestation_state":"computed","paper":{"title":"Electronic dispersion anomalies in the iron pnictide superconductor Ba_{1-x}K_xFe_2As_2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Andreas Heimes, Matthias Eschrig, Roland Grein","submitted_at":"2010-09-04T16:21:10Z","abstract_excerpt":"The pairing mechanism in the iron-pnictide superconductors is still unknown. However, similarities to the cuprate high-temperature superconductors suggest that a similar mechanism may be at work. Recently, careful experimental studies of the spin excitation spectrum revealed, like in the cuprates, a strong temperature dependence in the normal state and a resonance feature in the superconducting state. Motivated by these findings, we develop a model of electrons interacting with a temperature dependent magnetic excitation spectrum based on these experimental observations. We apply it to analyse"},"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":"1009.0849","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2010-09-04T16:21:10Z","cross_cats_sorted":[],"title_canon_sha256":"3de01c387f7c405cd85365bda9970f7528b04c0fd0e79590f3d8deed4d6523ee","abstract_canon_sha256":"036b75f22b50280a96fe50e7e06d9b8bfd74e0bdb1bdc1b64fe5e428af23b1f4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:12:42.988957Z","signature_b64":"n2RpRFy3f2OBOMLdfov8h8jEVnhcxxjI0PzGmJ6Zw0k+dY551j+nZt0IayUolJkPURG/v45W9xMwdVrxAjWEDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"456ecd7f6fda2f286637decd4960dc3a5d2187826d277f21cdb79a735a42ef5e","last_reissued_at":"2026-05-18T04:12:42.988383Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:12:42.988383Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Electronic dispersion anomalies in the iron pnictide superconductor Ba_{1-x}K_xFe_2As_2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Andreas Heimes, Matthias Eschrig, Roland Grein","submitted_at":"2010-09-04T16:21:10Z","abstract_excerpt":"The pairing mechanism in the iron-pnictide superconductors is still unknown. However, similarities to the cuprate high-temperature superconductors suggest that a similar mechanism may be at work. Recently, careful experimental studies of the spin excitation spectrum revealed, like in the cuprates, a strong temperature dependence in the normal state and a resonance feature in the superconducting state. Motivated by these findings, we develop a model of electrons interacting with a temperature dependent magnetic excitation spectrum based on these experimental observations. We apply it to analyse"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.0849","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":"1009.0849","created_at":"2026-05-18T04:12:42.988486+00:00"},{"alias_kind":"arxiv_version","alias_value":"1009.0849v1","created_at":"2026-05-18T04:12:42.988486+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.0849","created_at":"2026-05-18T04:12:42.988486+00:00"},{"alias_kind":"pith_short_12","alias_value":"IVXM273P3IXS","created_at":"2026-05-18T12:26:09.077623+00:00"},{"alias_kind":"pith_short_16","alias_value":"IVXM273P3IXSQZRX","created_at":"2026-05-18T12:26:09.077623+00:00"},{"alias_kind":"pith_short_8","alias_value":"IVXM273P","created_at":"2026-05-18T12:26:09.077623+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/IVXM273P3IXSQZRX33GUSYG4HJ","json":"https://pith.science/pith/IVXM273P3IXSQZRX33GUSYG4HJ.json","graph_json":"https://pith.science/api/pith-number/IVXM273P3IXSQZRX33GUSYG4HJ/graph.json","events_json":"https://pith.science/api/pith-number/IVXM273P3IXSQZRX33GUSYG4HJ/events.json","paper":"https://pith.science/paper/IVXM273P"},"agent_actions":{"view_html":"https://pith.science/pith/IVXM273P3IXSQZRX33GUSYG4HJ","download_json":"https://pith.science/pith/IVXM273P3IXSQZRX33GUSYG4HJ.json","view_paper":"https://pith.science/paper/IVXM273P","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1009.0849&json=true","fetch_graph":"https://pith.science/api/pith-number/IVXM273P3IXSQZRX33GUSYG4HJ/graph.json","fetch_events":"https://pith.science/api/pith-number/IVXM273P3IXSQZRX33GUSYG4HJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IVXM273P3IXSQZRX33GUSYG4HJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IVXM273P3IXSQZRX33GUSYG4HJ/action/storage_attestation","attest_author":"https://pith.science/pith/IVXM273P3IXSQZRX33GUSYG4HJ/action/author_attestation","sign_citation":"https://pith.science/pith/IVXM273P3IXSQZRX33GUSYG4HJ/action/citation_signature","submit_replication":"https://pith.science/pith/IVXM273P3IXSQZRX33GUSYG4HJ/action/replication_record"}},"created_at":"2026-05-18T04:12:42.988486+00:00","updated_at":"2026-05-18T04:12:42.988486+00:00"}