{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:3C5IGMC3QYLSSRWWXNVJOFICF6","short_pith_number":"pith:3C5IGMC3","schema_version":"1.0","canonical_sha256":"d8ba83305b86172946d6bb6a9715022f8eba01a0ab502d681bad8890149cefeb","source":{"kind":"arxiv","id":"1404.4826","version":2},"attestation_state":"computed","paper":{"title":"Ultracold mixtures of metastable He and Rb: scattering lengths from ab initio calculations and thermalization measurements","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":"A. S. Flores, D. K\\c{e}dziera, H. P. Mishra, \\L. Mentel, M. Puchalski, P. S. \\.Zuchowski, S. Knoop, W. Vassen","submitted_at":"2014-04-18T15:57:36Z","abstract_excerpt":"We have investigated the ultracold interspecies scattering properties of metastable triplet He and Rb. We performed state-of-the-art ab initio calculations of the relevant interaction potential, and measured the interspecies elastic cross section for an ultracold mixture of metastable triplet $^4$He and $^{87}$Rb in a quadrupole magnetic trap at a temperature of 0.5 mK. Our combined theoretical and experimental study gives an interspecies scattering length $a_{4+87}=+17^{+1}_{-4}$ $a_0$, which prior to this work was unknown. More general, our work shows the possibility of obtaining accurate sc"},"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":"1404.4826","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2014-04-18T15:57:36Z","cross_cats_sorted":["physics.atom-ph","quant-ph"],"title_canon_sha256":"f94212e6af44d67c7039660703b88da03778d559e946c1476d2aa08e68ca1450","abstract_canon_sha256":"3481ac4d86eb5b57b794f9180f5660943a77da4a196015949be869905aa0f892"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:45:21.418488Z","signature_b64":"uMfHG5LbA8WvNUVQjKYkpZwVUsYOPmnTCPaXJClE1lBcFSDHI689j81xnslwaVrZsHeH6d1KnK8/YP/LWsWVBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d8ba83305b86172946d6bb6a9715022f8eba01a0ab502d681bad8890149cefeb","last_reissued_at":"2026-05-18T02:45:21.418014Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:45:21.418014Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Ultracold mixtures of metastable He and Rb: scattering lengths from ab initio calculations and thermalization measurements","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":"A. S. Flores, D. K\\c{e}dziera, H. P. Mishra, \\L. Mentel, M. Puchalski, P. S. \\.Zuchowski, S. Knoop, W. Vassen","submitted_at":"2014-04-18T15:57:36Z","abstract_excerpt":"We have investigated the ultracold interspecies scattering properties of metastable triplet He and Rb. We performed state-of-the-art ab initio calculations of the relevant interaction potential, and measured the interspecies elastic cross section for an ultracold mixture of metastable triplet $^4$He and $^{87}$Rb in a quadrupole magnetic trap at a temperature of 0.5 mK. Our combined theoretical and experimental study gives an interspecies scattering length $a_{4+87}=+17^{+1}_{-4}$ $a_0$, which prior to this work was unknown. More general, our work shows the possibility of obtaining accurate sc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.4826","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":"1404.4826","created_at":"2026-05-18T02:45:21.418091+00:00"},{"alias_kind":"arxiv_version","alias_value":"1404.4826v2","created_at":"2026-05-18T02:45:21.418091+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.4826","created_at":"2026-05-18T02:45:21.418091+00:00"},{"alias_kind":"pith_short_12","alias_value":"3C5IGMC3QYLS","created_at":"2026-05-18T12:28:11.866339+00:00"},{"alias_kind":"pith_short_16","alias_value":"3C5IGMC3QYLSSRWW","created_at":"2026-05-18T12:28:11.866339+00:00"},{"alias_kind":"pith_short_8","alias_value":"3C5IGMC3","created_at":"2026-05-18T12:28:11.866339+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/3C5IGMC3QYLSSRWWXNVJOFICF6","json":"https://pith.science/pith/3C5IGMC3QYLSSRWWXNVJOFICF6.json","graph_json":"https://pith.science/api/pith-number/3C5IGMC3QYLSSRWWXNVJOFICF6/graph.json","events_json":"https://pith.science/api/pith-number/3C5IGMC3QYLSSRWWXNVJOFICF6/events.json","paper":"https://pith.science/paper/3C5IGMC3"},"agent_actions":{"view_html":"https://pith.science/pith/3C5IGMC3QYLSSRWWXNVJOFICF6","download_json":"https://pith.science/pith/3C5IGMC3QYLSSRWWXNVJOFICF6.json","view_paper":"https://pith.science/paper/3C5IGMC3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1404.4826&json=true","fetch_graph":"https://pith.science/api/pith-number/3C5IGMC3QYLSSRWWXNVJOFICF6/graph.json","fetch_events":"https://pith.science/api/pith-number/3C5IGMC3QYLSSRWWXNVJOFICF6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3C5IGMC3QYLSSRWWXNVJOFICF6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3C5IGMC3QYLSSRWWXNVJOFICF6/action/storage_attestation","attest_author":"https://pith.science/pith/3C5IGMC3QYLSSRWWXNVJOFICF6/action/author_attestation","sign_citation":"https://pith.science/pith/3C5IGMC3QYLSSRWWXNVJOFICF6/action/citation_signature","submit_replication":"https://pith.science/pith/3C5IGMC3QYLSSRWWXNVJOFICF6/action/replication_record"}},"created_at":"2026-05-18T02:45:21.418091+00:00","updated_at":"2026-05-18T02:45:21.418091+00:00"}