{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:64URTJW7WZ2ASVKYWW5YM5BUDP","short_pith_number":"pith:64URTJW7","schema_version":"1.0","canonical_sha256":"f72919a6dfb674095558b5bb8674341bd87e2db403ba4c5aa96b38afd05cda7d","source":{"kind":"arxiv","id":"1907.00729","version":2},"attestation_state":"computed","paper":{"title":"Precision Test of the Limits to Universality in Few-Body Physics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.atom-ph"],"primary_cat":"cond-mat.quant-gas","authors_text":"Eric A. Cornell, Jared S. Popowski, Jose P. D'Incao, Jun Ye, Michael J. Van de Graaff, Paul S. Julienne, Roman Chapurin, Xin Xie","submitted_at":"2019-07-01T12:41:11Z","abstract_excerpt":"We perform precise studies of two- and three-body interactions near an intermediate-strength Feshbach resonance in $^{39}\\mathrm{K}$ at $33.5820(14)\\thinspace$G. Precise measurement of dimer binding energies, spanning three orders of magnitude, enables the construction of a complete two-body coupled-channel model for determination of the scattering lengths with an unprecedented low uncertainty. Utilizing an accurate scattering length map, we measure the precise location of the Efimov ground state to test van der Waals universality. Precise control of the sample's temperature and density ensure"},"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":"1907.00729","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2019-07-01T12:41:11Z","cross_cats_sorted":["physics.atom-ph"],"title_canon_sha256":"0e1b8ac6e043bfb3d95647affea1563c3c371dc5a1ea71ab1ef5babae08cc198","abstract_canon_sha256":"f55967cc102781d324383d53575554edac7027ae1cd075782c14e05a303f0b46"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:25:11.835291Z","signature_b64":"QhQeHOzCoDHxEYRMTf2OMLNickBG+tCBJBx+NkfdIUiOO96Gp6FVa/KmKOhKe8RntwjuLdComXeSE5saIGbpAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f72919a6dfb674095558b5bb8674341bd87e2db403ba4c5aa96b38afd05cda7d","last_reissued_at":"2026-07-05T00:25:11.834904Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:25:11.834904Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Precision Test of the Limits to Universality in Few-Body Physics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.atom-ph"],"primary_cat":"cond-mat.quant-gas","authors_text":"Eric A. Cornell, Jared S. Popowski, Jose P. D'Incao, Jun Ye, Michael J. Van de Graaff, Paul S. Julienne, Roman Chapurin, Xin Xie","submitted_at":"2019-07-01T12:41:11Z","abstract_excerpt":"We perform precise studies of two- and three-body interactions near an intermediate-strength Feshbach resonance in $^{39}\\mathrm{K}$ at $33.5820(14)\\thinspace$G. Precise measurement of dimer binding energies, spanning three orders of magnitude, enables the construction of a complete two-body coupled-channel model for determination of the scattering lengths with an unprecedented low uncertainty. Utilizing an accurate scattering length map, we measure the precise location of the Efimov ground state to test van der Waals universality. Precise control of the sample's temperature and density ensure"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1907.00729","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1907.00729/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"1907.00729","created_at":"2026-07-05T00:25:11.834957+00:00"},{"alias_kind":"arxiv_version","alias_value":"1907.00729v2","created_at":"2026-07-05T00:25:11.834957+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1907.00729","created_at":"2026-07-05T00:25:11.834957+00:00"},{"alias_kind":"pith_short_12","alias_value":"64URTJW7WZ2A","created_at":"2026-07-05T00:25:11.834957+00:00"},{"alias_kind":"pith_short_16","alias_value":"64URTJW7WZ2ASVKY","created_at":"2026-07-05T00:25:11.834957+00:00"},{"alias_kind":"pith_short_8","alias_value":"64URTJW7","created_at":"2026-07-05T00:25:11.834957+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/64URTJW7WZ2ASVKYWW5YM5BUDP","json":"https://pith.science/pith/64URTJW7WZ2ASVKYWW5YM5BUDP.json","graph_json":"https://pith.science/api/pith-number/64URTJW7WZ2ASVKYWW5YM5BUDP/graph.json","events_json":"https://pith.science/api/pith-number/64URTJW7WZ2ASVKYWW5YM5BUDP/events.json","paper":"https://pith.science/paper/64URTJW7"},"agent_actions":{"view_html":"https://pith.science/pith/64URTJW7WZ2ASVKYWW5YM5BUDP","download_json":"https://pith.science/pith/64URTJW7WZ2ASVKYWW5YM5BUDP.json","view_paper":"https://pith.science/paper/64URTJW7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1907.00729&json=true","fetch_graph":"https://pith.science/api/pith-number/64URTJW7WZ2ASVKYWW5YM5BUDP/graph.json","fetch_events":"https://pith.science/api/pith-number/64URTJW7WZ2ASVKYWW5YM5BUDP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/64URTJW7WZ2ASVKYWW5YM5BUDP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/64URTJW7WZ2ASVKYWW5YM5BUDP/action/storage_attestation","attest_author":"https://pith.science/pith/64URTJW7WZ2ASVKYWW5YM5BUDP/action/author_attestation","sign_citation":"https://pith.science/pith/64URTJW7WZ2ASVKYWW5YM5BUDP/action/citation_signature","submit_replication":"https://pith.science/pith/64URTJW7WZ2ASVKYWW5YM5BUDP/action/replication_record"}},"created_at":"2026-07-05T00:25:11.834957+00:00","updated_at":"2026-07-05T00:25:11.834957+00:00"}