{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:GWUO66WPQMMS6SB25FVTN3TOCE","short_pith_number":"pith:GWUO66WP","schema_version":"1.0","canonical_sha256":"35a8ef7acf83192f483ae96b36ee6e11280c67aef7bebf43168eaf450b1e144f","source":{"kind":"arxiv","id":"1001.3881","version":1},"attestation_state":"computed","paper":{"title":"Lifetime of double occupancies in the Fermi-Hubbard model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.quant-gas","authors_text":"Daniel Greif, David Pekker, Ehud Altman, Eugene Demler, Henning Moritz, Leticia Tarruell, Niels Strohmaier, Rajdeep Sensarma, Robert J\\\"ordens, Tilman Esslinger","submitted_at":"2010-01-21T21:11:15Z","abstract_excerpt":"We investigate the decay of artificially created double occupancies in a repulsive Fermi-Hubbard system in the strongly interacting limit using diagrammatic many-body theory and experiments with ultracold fermions on optical lattices. The lifetime of the doublons is found to scale exponentially with the ratio of the on-site repulsion to the bandwidth. We show that the dominant decay process in presence of background holes is the excitation of a large number of particle hole pairs to absorb the energy of the doublon. We also show that the strongly interacting nature of the background state is c"},"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":"1001.3881","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2010-01-21T21:11:15Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"f3eb8e2c064bbf379a80f5bcbbbba9554cfb0d4c71fd278e1aca0dbc2f55be8d","abstract_canon_sha256":"0920ec027782a0bc4a23a45260c1af1ef66cae6e6fbe918574224416aba200bb"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:11:06.161269Z","signature_b64":"33Wemkfgym7/NyeOM5udqZ+MQZdvQimW57nZDPymJKSJ19GBXffE+KU6fWBZ5CU84TRMmuTRolpnzKV9p9+7Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"35a8ef7acf83192f483ae96b36ee6e11280c67aef7bebf43168eaf450b1e144f","last_reissued_at":"2026-05-18T04:11:06.160655Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:11:06.160655Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Lifetime of double occupancies in the Fermi-Hubbard model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.quant-gas","authors_text":"Daniel Greif, David Pekker, Ehud Altman, Eugene Demler, Henning Moritz, Leticia Tarruell, Niels Strohmaier, Rajdeep Sensarma, Robert J\\\"ordens, Tilman Esslinger","submitted_at":"2010-01-21T21:11:15Z","abstract_excerpt":"We investigate the decay of artificially created double occupancies in a repulsive Fermi-Hubbard system in the strongly interacting limit using diagrammatic many-body theory and experiments with ultracold fermions on optical lattices. The lifetime of the doublons is found to scale exponentially with the ratio of the on-site repulsion to the bandwidth. We show that the dominant decay process in presence of background holes is the excitation of a large number of particle hole pairs to absorb the energy of the doublon. We also show that the strongly interacting nature of the background state is c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1001.3881","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":"1001.3881","created_at":"2026-05-18T04:11:06.160749+00:00"},{"alias_kind":"arxiv_version","alias_value":"1001.3881v1","created_at":"2026-05-18T04:11:06.160749+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1001.3881","created_at":"2026-05-18T04:11:06.160749+00:00"},{"alias_kind":"pith_short_12","alias_value":"GWUO66WPQMMS","created_at":"2026-05-18T12:26:07.630475+00:00"},{"alias_kind":"pith_short_16","alias_value":"GWUO66WPQMMS6SB2","created_at":"2026-05-18T12:26:07.630475+00:00"},{"alias_kind":"pith_short_8","alias_value":"GWUO66WP","created_at":"2026-05-18T12:26:07.630475+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/GWUO66WPQMMS6SB25FVTN3TOCE","json":"https://pith.science/pith/GWUO66WPQMMS6SB25FVTN3TOCE.json","graph_json":"https://pith.science/api/pith-number/GWUO66WPQMMS6SB25FVTN3TOCE/graph.json","events_json":"https://pith.science/api/pith-number/GWUO66WPQMMS6SB25FVTN3TOCE/events.json","paper":"https://pith.science/paper/GWUO66WP"},"agent_actions":{"view_html":"https://pith.science/pith/GWUO66WPQMMS6SB25FVTN3TOCE","download_json":"https://pith.science/pith/GWUO66WPQMMS6SB25FVTN3TOCE.json","view_paper":"https://pith.science/paper/GWUO66WP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1001.3881&json=true","fetch_graph":"https://pith.science/api/pith-number/GWUO66WPQMMS6SB25FVTN3TOCE/graph.json","fetch_events":"https://pith.science/api/pith-number/GWUO66WPQMMS6SB25FVTN3TOCE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GWUO66WPQMMS6SB25FVTN3TOCE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GWUO66WPQMMS6SB25FVTN3TOCE/action/storage_attestation","attest_author":"https://pith.science/pith/GWUO66WPQMMS6SB25FVTN3TOCE/action/author_attestation","sign_citation":"https://pith.science/pith/GWUO66WPQMMS6SB25FVTN3TOCE/action/citation_signature","submit_replication":"https://pith.science/pith/GWUO66WPQMMS6SB25FVTN3TOCE/action/replication_record"}},"created_at":"2026-05-18T04:11:06.160749+00:00","updated_at":"2026-05-18T04:11:06.160749+00:00"}