{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:SXKNKTHJ36CZNZD52KYFI7MXTC","short_pith_number":"pith:SXKNKTHJ","schema_version":"1.0","canonical_sha256":"95d4d54ce9df8596e47dd2b0547d979883335e17540b3d192203856891798b72","source":{"kind":"arxiv","id":"1708.07498","version":2},"attestation_state":"computed","paper":{"title":"Ab initio effective Hamiltonians for cuprate superconductors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Masatoshi Imada, Motoaki Hirayama, Takahiro Misawa, Youhei Yamaji","submitted_at":"2017-08-24T17:17:12Z","abstract_excerpt":"Ab initio low-energy effective Hamiltonians of two typical high-temperature copper-oxide superconductors, whose mother compounds are La$_2$CuO$_4$ and HgBa$_2$CuO$_4$, are derived by utilizing the multi-scale ab initio scheme for correlated electrons (MACE). The effective Hamiltonians obtained in the present study serve as platforms of future studies to accurately solve the low-energy effective Hamiltonians beyond the density functional theory. It allows further study on the superconducting mechanism from the first principles and quantitative basis without adjustable parameters not only for th"},"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":"1708.07498","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2017-08-24T17:17:12Z","cross_cats_sorted":[],"title_canon_sha256":"ff6d8c362ea6044141189a4c8c4b4d788b8d262b6cede36b586e8e3dc51e0d00","abstract_canon_sha256":"22a050656f7ad5e9e2f53caa4b4690bb61b853c6f3d0db5c07ddab22c39e38d0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:03:50.103162Z","signature_b64":"xtjP4WrR+F2rFXEDjqwjg7+FHcS9BqxxXhebhyDtPf426A9toObf4wvUCH73JXScO5W83uiSilRJG6fZXgXECA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"95d4d54ce9df8596e47dd2b0547d979883335e17540b3d192203856891798b72","last_reissued_at":"2026-05-18T00:03:50.102639Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:03:50.102639Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Ab initio effective Hamiltonians for cuprate superconductors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Masatoshi Imada, Motoaki Hirayama, Takahiro Misawa, Youhei Yamaji","submitted_at":"2017-08-24T17:17:12Z","abstract_excerpt":"Ab initio low-energy effective Hamiltonians of two typical high-temperature copper-oxide superconductors, whose mother compounds are La$_2$CuO$_4$ and HgBa$_2$CuO$_4$, are derived by utilizing the multi-scale ab initio scheme for correlated electrons (MACE). The effective Hamiltonians obtained in the present study serve as platforms of future studies to accurately solve the low-energy effective Hamiltonians beyond the density functional theory. It allows further study on the superconducting mechanism from the first principles and quantitative basis without adjustable parameters not only for th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.07498","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":"1708.07498","created_at":"2026-05-18T00:03:50.102725+00:00"},{"alias_kind":"arxiv_version","alias_value":"1708.07498v2","created_at":"2026-05-18T00:03:50.102725+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.07498","created_at":"2026-05-18T00:03:50.102725+00:00"},{"alias_kind":"pith_short_12","alias_value":"SXKNKTHJ36CZ","created_at":"2026-05-18T12:31:43.269735+00:00"},{"alias_kind":"pith_short_16","alias_value":"SXKNKTHJ36CZNZD5","created_at":"2026-05-18T12:31:43.269735+00:00"},{"alias_kind":"pith_short_8","alias_value":"SXKNKTHJ","created_at":"2026-05-18T12:31:43.269735+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/SXKNKTHJ36CZNZD52KYFI7MXTC","json":"https://pith.science/pith/SXKNKTHJ36CZNZD52KYFI7MXTC.json","graph_json":"https://pith.science/api/pith-number/SXKNKTHJ36CZNZD52KYFI7MXTC/graph.json","events_json":"https://pith.science/api/pith-number/SXKNKTHJ36CZNZD52KYFI7MXTC/events.json","paper":"https://pith.science/paper/SXKNKTHJ"},"agent_actions":{"view_html":"https://pith.science/pith/SXKNKTHJ36CZNZD52KYFI7MXTC","download_json":"https://pith.science/pith/SXKNKTHJ36CZNZD52KYFI7MXTC.json","view_paper":"https://pith.science/paper/SXKNKTHJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1708.07498&json=true","fetch_graph":"https://pith.science/api/pith-number/SXKNKTHJ36CZNZD52KYFI7MXTC/graph.json","fetch_events":"https://pith.science/api/pith-number/SXKNKTHJ36CZNZD52KYFI7MXTC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SXKNKTHJ36CZNZD52KYFI7MXTC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SXKNKTHJ36CZNZD52KYFI7MXTC/action/storage_attestation","attest_author":"https://pith.science/pith/SXKNKTHJ36CZNZD52KYFI7MXTC/action/author_attestation","sign_citation":"https://pith.science/pith/SXKNKTHJ36CZNZD52KYFI7MXTC/action/citation_signature","submit_replication":"https://pith.science/pith/SXKNKTHJ36CZNZD52KYFI7MXTC/action/replication_record"}},"created_at":"2026-05-18T00:03:50.102725+00:00","updated_at":"2026-05-18T00:03:50.102725+00:00"}