{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:AJ7XZ5DAPSYS3XCP3XMY2OMYPL","short_pith_number":"pith:AJ7XZ5DA","schema_version":"1.0","canonical_sha256":"027f7cf4607cb12ddc4fddd98d39987aec496157760f242078803c841d60e0d4","source":{"kind":"arxiv","id":"0908.1343","version":2},"attestation_state":"computed","paper":{"title":"Polaron to molecule transition in a strongly imbalanced Fermi gas","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.quant-gas","authors_text":"M. Punk, P.T. Dumitrescu, W. Zwerger","submitted_at":"2009-08-10T15:56:24Z","abstract_excerpt":"A single down spin Fermion with an attractive, zero range interaction with a Fermi sea of up-spin Fermions forms a polaronic quasiparticle. The associated quasiparticle weight vanishes beyond a critical strength of the attractive interaction, where a many-body bound state is formed. From a variational wavefunction in the molecular limit, we determine the critical value for the polaron to molecule transition. The value agrees well with the diagrammatic Monte Carlo results of Prokof'ev and Svistunov and is consistent with recent rf-spectroscopy measurements of the quasiparticle weight by Schirot"},"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":"0908.1343","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2009-08-10T15:56:24Z","cross_cats_sorted":[],"title_canon_sha256":"5976e50f7481abb1bcec6c0458c40049415517c4447cea351c7d5660450edc3b","abstract_canon_sha256":"15484b914d76017445d34281c25d35dd267e7839408e791c0444b95b4f57c0e8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:12:35.979729Z","signature_b64":"HoHK/13oxSONuPDTQFYiNkTHXCNuBvOMYC+IIzTzWc24ipEbracrXQG8VbjWLcxBZ+T0QglJGhuQePR5LBqyCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"027f7cf4607cb12ddc4fddd98d39987aec496157760f242078803c841d60e0d4","last_reissued_at":"2026-05-18T02:12:35.979156Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:12:35.979156Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Polaron to molecule transition in a strongly imbalanced Fermi gas","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.quant-gas","authors_text":"M. Punk, P.T. Dumitrescu, W. Zwerger","submitted_at":"2009-08-10T15:56:24Z","abstract_excerpt":"A single down spin Fermion with an attractive, zero range interaction with a Fermi sea of up-spin Fermions forms a polaronic quasiparticle. The associated quasiparticle weight vanishes beyond a critical strength of the attractive interaction, where a many-body bound state is formed. From a variational wavefunction in the molecular limit, we determine the critical value for the polaron to molecule transition. The value agrees well with the diagrammatic Monte Carlo results of Prokof'ev and Svistunov and is consistent with recent rf-spectroscopy measurements of the quasiparticle weight by Schirot"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0908.1343","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":"0908.1343","created_at":"2026-05-18T02:12:35.979249+00:00"},{"alias_kind":"arxiv_version","alias_value":"0908.1343v2","created_at":"2026-05-18T02:12:35.979249+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0908.1343","created_at":"2026-05-18T02:12:35.979249+00:00"},{"alias_kind":"pith_short_12","alias_value":"AJ7XZ5DAPSYS","created_at":"2026-05-18T12:25:58.837520+00:00"},{"alias_kind":"pith_short_16","alias_value":"AJ7XZ5DAPSYS3XCP","created_at":"2026-05-18T12:25:58.837520+00:00"},{"alias_kind":"pith_short_8","alias_value":"AJ7XZ5DA","created_at":"2026-05-18T12:25:58.837520+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/AJ7XZ5DAPSYS3XCP3XMY2OMYPL","json":"https://pith.science/pith/AJ7XZ5DAPSYS3XCP3XMY2OMYPL.json","graph_json":"https://pith.science/api/pith-number/AJ7XZ5DAPSYS3XCP3XMY2OMYPL/graph.json","events_json":"https://pith.science/api/pith-number/AJ7XZ5DAPSYS3XCP3XMY2OMYPL/events.json","paper":"https://pith.science/paper/AJ7XZ5DA"},"agent_actions":{"view_html":"https://pith.science/pith/AJ7XZ5DAPSYS3XCP3XMY2OMYPL","download_json":"https://pith.science/pith/AJ7XZ5DAPSYS3XCP3XMY2OMYPL.json","view_paper":"https://pith.science/paper/AJ7XZ5DA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0908.1343&json=true","fetch_graph":"https://pith.science/api/pith-number/AJ7XZ5DAPSYS3XCP3XMY2OMYPL/graph.json","fetch_events":"https://pith.science/api/pith-number/AJ7XZ5DAPSYS3XCP3XMY2OMYPL/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AJ7XZ5DAPSYS3XCP3XMY2OMYPL/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AJ7XZ5DAPSYS3XCP3XMY2OMYPL/action/storage_attestation","attest_author":"https://pith.science/pith/AJ7XZ5DAPSYS3XCP3XMY2OMYPL/action/author_attestation","sign_citation":"https://pith.science/pith/AJ7XZ5DAPSYS3XCP3XMY2OMYPL/action/citation_signature","submit_replication":"https://pith.science/pith/AJ7XZ5DAPSYS3XCP3XMY2OMYPL/action/replication_record"}},"created_at":"2026-05-18T02:12:35.979249+00:00","updated_at":"2026-05-18T02:12:35.979249+00:00"}