{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:5QQBKUDBXPDHBK7LMVTTM3WVAW","short_pith_number":"pith:5QQBKUDB","schema_version":"1.0","canonical_sha256":"ec20155061bbc670abeb6567366ed50590b48cdde0dd98c5941d67ccc7acaff9","source":{"kind":"arxiv","id":"1601.06415","version":1},"attestation_state":"computed","paper":{"title":"The auxiliary Hamiltonian approach and its generalization to non-local self-energies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Karsten Balzer","submitted_at":"2016-01-24T18:51:48Z","abstract_excerpt":"The recently introduced auxiliary Hamiltonian approach [Balzer K and Eckstein M 2014 Phys. Rev. B 89 035148] maps the problem of solving the two-time Kadanoff-Baym equations onto a noninteracting auxiliary system with additional bath degrees of freedom. While the original paper restricts the discussion to spatially local self-energies, we show that there exists a rather straightforward generalization to treat also non-local correlation effects. The only drawback is the loss of time causality due to a combined singular value and eigen decomposition of the two-time self-energy, the application o"},"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":"1601.06415","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-01-24T18:51:48Z","cross_cats_sorted":[],"title_canon_sha256":"6d39c4d745ddf6e380e2dffac7d366f5b3a6fba409d0be6f131c005925d45c2c","abstract_canon_sha256":"0d4db6f42b4fc6fecfe7ce870ac2ae8c95ceb02c0977fa57920f63167d2d444d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:15:51.319297Z","signature_b64":"XWvuMV/JxjEd+eZxJzImlzWLYlmfeJO98B+xpr+qoARSagyyZ04iFYmDYLuPlunIko3RwkBM1QpXQD9+UYNbCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ec20155061bbc670abeb6567366ed50590b48cdde0dd98c5941d67ccc7acaff9","last_reissued_at":"2026-05-18T01:15:51.318757Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:15:51.318757Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The auxiliary Hamiltonian approach and its generalization to non-local self-energies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Karsten Balzer","submitted_at":"2016-01-24T18:51:48Z","abstract_excerpt":"The recently introduced auxiliary Hamiltonian approach [Balzer K and Eckstein M 2014 Phys. Rev. B 89 035148] maps the problem of solving the two-time Kadanoff-Baym equations onto a noninteracting auxiliary system with additional bath degrees of freedom. While the original paper restricts the discussion to spatially local self-energies, we show that there exists a rather straightforward generalization to treat also non-local correlation effects. The only drawback is the loss of time causality due to a combined singular value and eigen decomposition of the two-time self-energy, the application o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.06415","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":"1601.06415","created_at":"2026-05-18T01:15:51.318828+00:00"},{"alias_kind":"arxiv_version","alias_value":"1601.06415v1","created_at":"2026-05-18T01:15:51.318828+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.06415","created_at":"2026-05-18T01:15:51.318828+00:00"},{"alias_kind":"pith_short_12","alias_value":"5QQBKUDBXPDH","created_at":"2026-05-18T12:30:01.593930+00:00"},{"alias_kind":"pith_short_16","alias_value":"5QQBKUDBXPDHBK7L","created_at":"2026-05-18T12:30:01.593930+00:00"},{"alias_kind":"pith_short_8","alias_value":"5QQBKUDB","created_at":"2026-05-18T12:30:01.593930+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/5QQBKUDBXPDHBK7LMVTTM3WVAW","json":"https://pith.science/pith/5QQBKUDBXPDHBK7LMVTTM3WVAW.json","graph_json":"https://pith.science/api/pith-number/5QQBKUDBXPDHBK7LMVTTM3WVAW/graph.json","events_json":"https://pith.science/api/pith-number/5QQBKUDBXPDHBK7LMVTTM3WVAW/events.json","paper":"https://pith.science/paper/5QQBKUDB"},"agent_actions":{"view_html":"https://pith.science/pith/5QQBKUDBXPDHBK7LMVTTM3WVAW","download_json":"https://pith.science/pith/5QQBKUDBXPDHBK7LMVTTM3WVAW.json","view_paper":"https://pith.science/paper/5QQBKUDB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1601.06415&json=true","fetch_graph":"https://pith.science/api/pith-number/5QQBKUDBXPDHBK7LMVTTM3WVAW/graph.json","fetch_events":"https://pith.science/api/pith-number/5QQBKUDBXPDHBK7LMVTTM3WVAW/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5QQBKUDBXPDHBK7LMVTTM3WVAW/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5QQBKUDBXPDHBK7LMVTTM3WVAW/action/storage_attestation","attest_author":"https://pith.science/pith/5QQBKUDBXPDHBK7LMVTTM3WVAW/action/author_attestation","sign_citation":"https://pith.science/pith/5QQBKUDBXPDHBK7LMVTTM3WVAW/action/citation_signature","submit_replication":"https://pith.science/pith/5QQBKUDBXPDHBK7LMVTTM3WVAW/action/replication_record"}},"created_at":"2026-05-18T01:15:51.318828+00:00","updated_at":"2026-05-18T01:15:51.318828+00:00"}