{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:1997:ABOTMN7J5A525WQ6NRBFZCK64J","short_pith_number":"pith:ABOTMN7J","schema_version":"1.0","canonical_sha256":"005d3637e9e83baeda1e6c425c895ee26c10623e5c94966ad7100285c68e13e5","source":{"kind":"arxiv","id":"cond-mat/9704004","version":2},"attestation_state":"computed","paper":{"title":"Charged excitons in doped extended Hubbard model systems","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"G.A. Sawatzky, J. van den Brink, R. Eder","submitted_at":"1997-04-01T13:26:37Z","abstract_excerpt":"We show that the charge transfer excitons in a Hubbard model system including nearest neighbor Coulomb interactions effectively attain some charge in doped systems and become visible in photoelectron and inverse photoelectron spectroscopies. This shows that the description of a doped system by an extended Hubbard model differs substantially from that of a simple Hubbard model. Longer range Coulomb interactions cause satellites in the one electron removal and addition spectra and the appearance of spectral weight if the gap of doped systems at energies corresponding to the excitons of the undop"},"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":"cond-mat/9704004","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"cond-mat.str-el","submitted_at":"1997-04-01T13:26:37Z","cross_cats_sorted":[],"title_canon_sha256":"e5c41bcd46442662f991980a02970c462bfe86176923c87ed44228bde8d17de1","abstract_canon_sha256":"c969e2d328e4abc043798a9bcb7fd8043b50adb5907ebe9ef79f387338527398"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:03:46.844332Z","signature_b64":"/bStiGmchiGXBMpKnq2qYjHb4+WK0q5KucOkjhb34uMlDjFQ1IbJN/HV5WDl21skGRZWwf10xHUcUN21QaX5Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"005d3637e9e83baeda1e6c425c895ee26c10623e5c94966ad7100285c68e13e5","last_reissued_at":"2026-07-04T16:03:46.843952Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:03:46.843952Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Charged excitons in doped extended Hubbard model systems","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"G.A. Sawatzky, J. van den Brink, R. Eder","submitted_at":"1997-04-01T13:26:37Z","abstract_excerpt":"We show that the charge transfer excitons in a Hubbard model system including nearest neighbor Coulomb interactions effectively attain some charge in doped systems and become visible in photoelectron and inverse photoelectron spectroscopies. This shows that the description of a doped system by an extended Hubbard model differs substantially from that of a simple Hubbard model. Longer range Coulomb interactions cause satellites in the one electron removal and addition spectra and the appearance of spectral weight if the gap of doped systems at energies corresponding to the excitons of the undop"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/9704004","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/cond-mat/9704004/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"cond-mat/9704004","created_at":"2026-07-04T16:03:46.844012+00:00"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/9704004v2","created_at":"2026-07-04T16:03:46.844012+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/9704004","created_at":"2026-07-04T16:03:46.844012+00:00"},{"alias_kind":"pith_short_12","alias_value":"ABOTMN7J5A52","created_at":"2026-07-04T16:03:46.844012+00:00"},{"alias_kind":"pith_short_16","alias_value":"ABOTMN7J5A525WQ6","created_at":"2026-07-04T16:03:46.844012+00:00"},{"alias_kind":"pith_short_8","alias_value":"ABOTMN7J","created_at":"2026-07-04T16:03:46.844012+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/ABOTMN7J5A525WQ6NRBFZCK64J","json":"https://pith.science/pith/ABOTMN7J5A525WQ6NRBFZCK64J.json","graph_json":"https://pith.science/api/pith-number/ABOTMN7J5A525WQ6NRBFZCK64J/graph.json","events_json":"https://pith.science/api/pith-number/ABOTMN7J5A525WQ6NRBFZCK64J/events.json","paper":"https://pith.science/paper/ABOTMN7J"},"agent_actions":{"view_html":"https://pith.science/pith/ABOTMN7J5A525WQ6NRBFZCK64J","download_json":"https://pith.science/pith/ABOTMN7J5A525WQ6NRBFZCK64J.json","view_paper":"https://pith.science/paper/ABOTMN7J","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=cond-mat/9704004&json=true","fetch_graph":"https://pith.science/api/pith-number/ABOTMN7J5A525WQ6NRBFZCK64J/graph.json","fetch_events":"https://pith.science/api/pith-number/ABOTMN7J5A525WQ6NRBFZCK64J/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ABOTMN7J5A525WQ6NRBFZCK64J/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ABOTMN7J5A525WQ6NRBFZCK64J/action/storage_attestation","attest_author":"https://pith.science/pith/ABOTMN7J5A525WQ6NRBFZCK64J/action/author_attestation","sign_citation":"https://pith.science/pith/ABOTMN7J5A525WQ6NRBFZCK64J/action/citation_signature","submit_replication":"https://pith.science/pith/ABOTMN7J5A525WQ6NRBFZCK64J/action/replication_record"}},"created_at":"2026-07-04T16:03:46.844012+00:00","updated_at":"2026-07-04T16:03:46.844012+00:00"}