{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:VM2LPVCABN2PKHJFOYQWPCEKKI","short_pith_number":"pith:VM2LPVCA","schema_version":"1.0","canonical_sha256":"ab34b7d4400b74f51d25762167888a52069717fbae0f87251682bbe05bad2bc1","source":{"kind":"arxiv","id":"1808.07581","version":1},"attestation_state":"computed","paper":{"title":"Two-particle excitations under coexisting electron interaction and disorder","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"C.E. Ekuma","submitted_at":"2018-08-22T22:31:23Z","abstract_excerpt":"We study the combined impact of random disorder and electron-electron, and electron-hole interactions on the absorption spectra of a three-dimensional Hubbard Hamiltonian. We determine the single-particle Green's function within the typical medium dynamical cluster approximation. We solve the Bethe-Salpeter equation (BSE) to obtain the dynamical conductivity. Our results show that increasing disorder strength at a given interaction strength leads to decreased absorption with the dynamical conductivity, systematically going to zero at all frequencies, a fingerprint of a correlation-mediated ele"},"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":"1808.07581","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-08-22T22:31:23Z","cross_cats_sorted":[],"title_canon_sha256":"4be7467e63a5e9639777fabbd6f4950f362403a76e3de1a07440f32ec9bd5da6","abstract_canon_sha256":"126f9345caca961f092cbe139440ff15ffb978eb05cc2230e44d51d0096be573"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:07:26.866055Z","signature_b64":"CBQ/khNLA2qVcbAUXvI7svNkMVsMCwysVOsvDsoj9fQFD6d9piZRkZeglafjzNdaDSK3KTeR/7/qkX3Uu12YDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ab34b7d4400b74f51d25762167888a52069717fbae0f87251682bbe05bad2bc1","last_reissued_at":"2026-05-18T00:07:26.865492Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:07:26.865492Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Two-particle excitations under coexisting electron interaction and disorder","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"C.E. Ekuma","submitted_at":"2018-08-22T22:31:23Z","abstract_excerpt":"We study the combined impact of random disorder and electron-electron, and electron-hole interactions on the absorption spectra of a three-dimensional Hubbard Hamiltonian. We determine the single-particle Green's function within the typical medium dynamical cluster approximation. We solve the Bethe-Salpeter equation (BSE) to obtain the dynamical conductivity. Our results show that increasing disorder strength at a given interaction strength leads to decreased absorption with the dynamical conductivity, systematically going to zero at all frequencies, a fingerprint of a correlation-mediated ele"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.07581","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":"1808.07581","created_at":"2026-05-18T00:07:26.865562+00:00"},{"alias_kind":"arxiv_version","alias_value":"1808.07581v1","created_at":"2026-05-18T00:07:26.865562+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.07581","created_at":"2026-05-18T00:07:26.865562+00:00"},{"alias_kind":"pith_short_12","alias_value":"VM2LPVCABN2P","created_at":"2026-05-18T12:32:59.047623+00:00"},{"alias_kind":"pith_short_16","alias_value":"VM2LPVCABN2PKHJF","created_at":"2026-05-18T12:32:59.047623+00:00"},{"alias_kind":"pith_short_8","alias_value":"VM2LPVCA","created_at":"2026-05-18T12:32:59.047623+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/VM2LPVCABN2PKHJFOYQWPCEKKI","json":"https://pith.science/pith/VM2LPVCABN2PKHJFOYQWPCEKKI.json","graph_json":"https://pith.science/api/pith-number/VM2LPVCABN2PKHJFOYQWPCEKKI/graph.json","events_json":"https://pith.science/api/pith-number/VM2LPVCABN2PKHJFOYQWPCEKKI/events.json","paper":"https://pith.science/paper/VM2LPVCA"},"agent_actions":{"view_html":"https://pith.science/pith/VM2LPVCABN2PKHJFOYQWPCEKKI","download_json":"https://pith.science/pith/VM2LPVCABN2PKHJFOYQWPCEKKI.json","view_paper":"https://pith.science/paper/VM2LPVCA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1808.07581&json=true","fetch_graph":"https://pith.science/api/pith-number/VM2LPVCABN2PKHJFOYQWPCEKKI/graph.json","fetch_events":"https://pith.science/api/pith-number/VM2LPVCABN2PKHJFOYQWPCEKKI/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VM2LPVCABN2PKHJFOYQWPCEKKI/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VM2LPVCABN2PKHJFOYQWPCEKKI/action/storage_attestation","attest_author":"https://pith.science/pith/VM2LPVCABN2PKHJFOYQWPCEKKI/action/author_attestation","sign_citation":"https://pith.science/pith/VM2LPVCABN2PKHJFOYQWPCEKKI/action/citation_signature","submit_replication":"https://pith.science/pith/VM2LPVCABN2PKHJFOYQWPCEKKI/action/replication_record"}},"created_at":"2026-05-18T00:07:26.865562+00:00","updated_at":"2026-05-18T00:07:26.865562+00:00"}