{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:KFR3TOH4QKNM64EPGURPGFYLHK","short_pith_number":"pith:KFR3TOH4","schema_version":"1.0","canonical_sha256":"5163b9b8fc829acf708f3522f3170b3aafd2016e19b34a798481e42e5310c68c","source":{"kind":"arxiv","id":"1903.00603","version":2},"attestation_state":"computed","paper":{"title":"Two-photon photoassociation spectroscopy of the $^{2}\\Sigma^+$ YbLi molecular ground state","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"Alaina Green, Jun Hui See Toh, Ming Li, Richard Roy, Subhadeep Gupta, Svetlana Kotochigova","submitted_at":"2019-03-02T01:57:01Z","abstract_excerpt":"We report on measurements of the binding energies of several weakly bound vibrational states of the paramagnetic $^{174}$Yb$^{6}$Li molecule in the electronic ground state using two-photon spectroscopy in an ultracold atomic mixture confined in an optical dipole trap. We theoretically analyze the experimental spectrum to obtain an accurate description of the long-range potential of the ground state molecule. Based on the measured binding energies, we arrive at an improved value of the interspecies $s$-wave scattering length $a_{s0}=30$ $a_0$. Employing coherent two-photon spectroscopy we also "},"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":"1903.00603","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2019-03-02T01:57:01Z","cross_cats_sorted":[],"title_canon_sha256":"970e6b4f37e974d179656b03178b1d94121b0f77431d138b74546100f1a2f2ed","abstract_canon_sha256":"953f333fa1700443b66d3fdcda2544dbe18f8dc2f48602a4e7f7483fe59d95c6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:41:17.488640Z","signature_b64":"l6G7F9+egkab94nL20L0axCZfk3LGZRLD3LW9f1GbXRHGdClJwHGNr8oSEsGSpWSI4dEvqKTv6y6Dg7wiv3dAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5163b9b8fc829acf708f3522f3170b3aafd2016e19b34a798481e42e5310c68c","last_reissued_at":"2026-05-17T23:41:17.488126Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:41:17.488126Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Two-photon photoassociation spectroscopy of the $^{2}\\Sigma^+$ YbLi molecular ground state","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"Alaina Green, Jun Hui See Toh, Ming Li, Richard Roy, Subhadeep Gupta, Svetlana Kotochigova","submitted_at":"2019-03-02T01:57:01Z","abstract_excerpt":"We report on measurements of the binding energies of several weakly bound vibrational states of the paramagnetic $^{174}$Yb$^{6}$Li molecule in the electronic ground state using two-photon spectroscopy in an ultracold atomic mixture confined in an optical dipole trap. We theoretically analyze the experimental spectrum to obtain an accurate description of the long-range potential of the ground state molecule. Based on the measured binding energies, we arrive at an improved value of the interspecies $s$-wave scattering length $a_{s0}=30$ $a_0$. Employing coherent two-photon spectroscopy we also "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.00603","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":"1903.00603","created_at":"2026-05-17T23:41:17.488205+00:00"},{"alias_kind":"arxiv_version","alias_value":"1903.00603v2","created_at":"2026-05-17T23:41:17.488205+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.00603","created_at":"2026-05-17T23:41:17.488205+00:00"},{"alias_kind":"pith_short_12","alias_value":"KFR3TOH4QKNM","created_at":"2026-05-18T12:33:21.387695+00:00"},{"alias_kind":"pith_short_16","alias_value":"KFR3TOH4QKNM64EP","created_at":"2026-05-18T12:33:21.387695+00:00"},{"alias_kind":"pith_short_8","alias_value":"KFR3TOH4","created_at":"2026-05-18T12:33:21.387695+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/KFR3TOH4QKNM64EPGURPGFYLHK","json":"https://pith.science/pith/KFR3TOH4QKNM64EPGURPGFYLHK.json","graph_json":"https://pith.science/api/pith-number/KFR3TOH4QKNM64EPGURPGFYLHK/graph.json","events_json":"https://pith.science/api/pith-number/KFR3TOH4QKNM64EPGURPGFYLHK/events.json","paper":"https://pith.science/paper/KFR3TOH4"},"agent_actions":{"view_html":"https://pith.science/pith/KFR3TOH4QKNM64EPGURPGFYLHK","download_json":"https://pith.science/pith/KFR3TOH4QKNM64EPGURPGFYLHK.json","view_paper":"https://pith.science/paper/KFR3TOH4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1903.00603&json=true","fetch_graph":"https://pith.science/api/pith-number/KFR3TOH4QKNM64EPGURPGFYLHK/graph.json","fetch_events":"https://pith.science/api/pith-number/KFR3TOH4QKNM64EPGURPGFYLHK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KFR3TOH4QKNM64EPGURPGFYLHK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KFR3TOH4QKNM64EPGURPGFYLHK/action/storage_attestation","attest_author":"https://pith.science/pith/KFR3TOH4QKNM64EPGURPGFYLHK/action/author_attestation","sign_citation":"https://pith.science/pith/KFR3TOH4QKNM64EPGURPGFYLHK/action/citation_signature","submit_replication":"https://pith.science/pith/KFR3TOH4QKNM64EPGURPGFYLHK/action/replication_record"}},"created_at":"2026-05-17T23:41:17.488205+00:00","updated_at":"2026-05-17T23:41:17.488205+00:00"}