{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:ADTYB5TFTOE3TUXWXD26IFKS4T","short_pith_number":"pith:ADTYB5TF","schema_version":"1.0","canonical_sha256":"00e780f6659b89b9d2f6b8f5e41552e4f998041a5a68ca48798840b9ddd7df75","source":{"kind":"arxiv","id":"1003.2583","version":1},"attestation_state":"computed","paper":{"title":"Direct absorption imaging of ultracold polar molecules","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.atom-ph","quant-ph"],"primary_cat":"cond-mat.quant-gas","authors_text":"B. Neyenhuis, D. S. Jin, D. Wang, J. Ye, K.-K. Ni, M. H. G. de Miranda, S. Ospelkaus","submitted_at":"2010-03-12T17:28:15Z","abstract_excerpt":"We demonstrate a scheme for direct absorption imaging of an ultracold ground-state polar molecular gas near quantum degeneracy. A challenge in imaging molecules is the lack of closed optical cycling transitions. Our technique relies on photon shot-noise limited absorption imaging on a strong bound-bound molecular transition. We present a systematic characterization of this imaging technique. Using this technique combined with time-of-flight (TOF) expansion, we demonstrate the capability to determine momentum and spatial distributions for the molecular gas. We anticipate that this imaging techn"},"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":"1003.2583","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2010-03-12T17:28:15Z","cross_cats_sorted":["physics.atom-ph","quant-ph"],"title_canon_sha256":"a2a7c2e472a95aaa7967aa68d8e73cf0d2204b956daaf28b4110e5a0aac1d33a","abstract_canon_sha256":"573f12e1b15693e1a7d90878a682f7df64c2de1e21aab0e94743bd65a93cfd04"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:08:34.400018Z","signature_b64":"o4XnHWWCwGLBYZuRzIZ1MHZGIkEiKocz8dFUewPmVMh2YoW4R81WlI7Irb7P4TCVx3bxZCCmw0FqWLyUDvQHDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"00e780f6659b89b9d2f6b8f5e41552e4f998041a5a68ca48798840b9ddd7df75","last_reissued_at":"2026-05-18T02:08:34.399163Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:08:34.399163Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Direct absorption imaging of ultracold polar molecules","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.atom-ph","quant-ph"],"primary_cat":"cond-mat.quant-gas","authors_text":"B. Neyenhuis, D. S. Jin, D. Wang, J. Ye, K.-K. Ni, M. H. G. de Miranda, S. Ospelkaus","submitted_at":"2010-03-12T17:28:15Z","abstract_excerpt":"We demonstrate a scheme for direct absorption imaging of an ultracold ground-state polar molecular gas near quantum degeneracy. A challenge in imaging molecules is the lack of closed optical cycling transitions. Our technique relies on photon shot-noise limited absorption imaging on a strong bound-bound molecular transition. We present a systematic characterization of this imaging technique. Using this technique combined with time-of-flight (TOF) expansion, we demonstrate the capability to determine momentum and spatial distributions for the molecular gas. We anticipate that this imaging techn"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1003.2583","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":"1003.2583","created_at":"2026-05-18T02:08:34.399296+00:00"},{"alias_kind":"arxiv_version","alias_value":"1003.2583v1","created_at":"2026-05-18T02:08:34.399296+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1003.2583","created_at":"2026-05-18T02:08:34.399296+00:00"},{"alias_kind":"pith_short_12","alias_value":"ADTYB5TFTOE3","created_at":"2026-05-18T12:26:05.355336+00:00"},{"alias_kind":"pith_short_16","alias_value":"ADTYB5TFTOE3TUXW","created_at":"2026-05-18T12:26:05.355336+00:00"},{"alias_kind":"pith_short_8","alias_value":"ADTYB5TF","created_at":"2026-05-18T12:26:05.355336+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/ADTYB5TFTOE3TUXWXD26IFKS4T","json":"https://pith.science/pith/ADTYB5TFTOE3TUXWXD26IFKS4T.json","graph_json":"https://pith.science/api/pith-number/ADTYB5TFTOE3TUXWXD26IFKS4T/graph.json","events_json":"https://pith.science/api/pith-number/ADTYB5TFTOE3TUXWXD26IFKS4T/events.json","paper":"https://pith.science/paper/ADTYB5TF"},"agent_actions":{"view_html":"https://pith.science/pith/ADTYB5TFTOE3TUXWXD26IFKS4T","download_json":"https://pith.science/pith/ADTYB5TFTOE3TUXWXD26IFKS4T.json","view_paper":"https://pith.science/paper/ADTYB5TF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1003.2583&json=true","fetch_graph":"https://pith.science/api/pith-number/ADTYB5TFTOE3TUXWXD26IFKS4T/graph.json","fetch_events":"https://pith.science/api/pith-number/ADTYB5TFTOE3TUXWXD26IFKS4T/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ADTYB5TFTOE3TUXWXD26IFKS4T/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ADTYB5TFTOE3TUXWXD26IFKS4T/action/storage_attestation","attest_author":"https://pith.science/pith/ADTYB5TFTOE3TUXWXD26IFKS4T/action/author_attestation","sign_citation":"https://pith.science/pith/ADTYB5TFTOE3TUXWXD26IFKS4T/action/citation_signature","submit_replication":"https://pith.science/pith/ADTYB5TFTOE3TUXWXD26IFKS4T/action/replication_record"}},"created_at":"2026-05-18T02:08:34.399296+00:00","updated_at":"2026-05-18T02:08:34.399296+00:00"}