{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:2MAXOBLJG554BBS6DBAFPYYIZ5","short_pith_number":"pith:2MAXOBLJ","schema_version":"1.0","canonical_sha256":"d301770569377bc0865e184057e308cf799e4741132878eda8b71e297db8a46b","source":{"kind":"arxiv","id":"0912.0370","version":2},"attestation_state":"computed","paper":{"title":"Universal rate constants for reactive collisions of ultracold molecules","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"Paul S. Julienne, Zbigniew Idziaszek","submitted_at":"2009-12-02T09:41:57Z","abstract_excerpt":"A simple quantum defect model gives analytic expressions for the complex scattering length and threshold collision rates of ultracold molecules. If the probability of reaction in the short-range part of the collision is high, the model gives universal rate constants for s- and p-wave collisions that are independent of short-range dynamics. This model explains the magnitudes of the recently measured rate constants for collisions of two ultracold 40K87Rb molecules, or an ultracold 40K atom with the 40K87Rb molecule [Ospelkaus et al., Science 327, 853 (2010)]."},"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":"0912.0370","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2009-12-02T09:41:57Z","cross_cats_sorted":[],"title_canon_sha256":"dea24f913c9720a51761e2fb8f3ae04c70694e8dbb814153c916ac7497ee6b2f","abstract_canon_sha256":"df44c3bdcf77388b31c6af0aa92c50829b95f9fd406796c37c156fc2078bded8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:10:34.701464Z","signature_b64":"FVqPzwA3tOyBXDdSj4wFAcDFHOfbnD0kpBrJP04CgyHmtrMvongp8rROTe39TV2pIIPQXtUZyGrngDDD94h+Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d301770569377bc0865e184057e308cf799e4741132878eda8b71e297db8a46b","last_reissued_at":"2026-05-18T02:10:34.700760Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:10:34.700760Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Universal rate constants for reactive collisions of ultracold molecules","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"Paul S. Julienne, Zbigniew Idziaszek","submitted_at":"2009-12-02T09:41:57Z","abstract_excerpt":"A simple quantum defect model gives analytic expressions for the complex scattering length and threshold collision rates of ultracold molecules. If the probability of reaction in the short-range part of the collision is high, the model gives universal rate constants for s- and p-wave collisions that are independent of short-range dynamics. This model explains the magnitudes of the recently measured rate constants for collisions of two ultracold 40K87Rb molecules, or an ultracold 40K atom with the 40K87Rb molecule [Ospelkaus et al., Science 327, 853 (2010)]."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0912.0370","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":"0912.0370","created_at":"2026-05-18T02:10:34.700875+00:00"},{"alias_kind":"arxiv_version","alias_value":"0912.0370v2","created_at":"2026-05-18T02:10:34.700875+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0912.0370","created_at":"2026-05-18T02:10:34.700875+00:00"},{"alias_kind":"pith_short_12","alias_value":"2MAXOBLJG554","created_at":"2026-05-18T12:25:58.018023+00:00"},{"alias_kind":"pith_short_16","alias_value":"2MAXOBLJG554BBS6","created_at":"2026-05-18T12:25:58.018023+00:00"},{"alias_kind":"pith_short_8","alias_value":"2MAXOBLJ","created_at":"2026-05-18T12:25:58.018023+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/2MAXOBLJG554BBS6DBAFPYYIZ5","json":"https://pith.science/pith/2MAXOBLJG554BBS6DBAFPYYIZ5.json","graph_json":"https://pith.science/api/pith-number/2MAXOBLJG554BBS6DBAFPYYIZ5/graph.json","events_json":"https://pith.science/api/pith-number/2MAXOBLJG554BBS6DBAFPYYIZ5/events.json","paper":"https://pith.science/paper/2MAXOBLJ"},"agent_actions":{"view_html":"https://pith.science/pith/2MAXOBLJG554BBS6DBAFPYYIZ5","download_json":"https://pith.science/pith/2MAXOBLJG554BBS6DBAFPYYIZ5.json","view_paper":"https://pith.science/paper/2MAXOBLJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0912.0370&json=true","fetch_graph":"https://pith.science/api/pith-number/2MAXOBLJG554BBS6DBAFPYYIZ5/graph.json","fetch_events":"https://pith.science/api/pith-number/2MAXOBLJG554BBS6DBAFPYYIZ5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2MAXOBLJG554BBS6DBAFPYYIZ5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2MAXOBLJG554BBS6DBAFPYYIZ5/action/storage_attestation","attest_author":"https://pith.science/pith/2MAXOBLJG554BBS6DBAFPYYIZ5/action/author_attestation","sign_citation":"https://pith.science/pith/2MAXOBLJG554BBS6DBAFPYYIZ5/action/citation_signature","submit_replication":"https://pith.science/pith/2MAXOBLJG554BBS6DBAFPYYIZ5/action/replication_record"}},"created_at":"2026-05-18T02:10:34.700875+00:00","updated_at":"2026-05-18T02:10:34.700875+00:00"}