{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:DMTGJ2QKSHXWR2DHMZ2ERMZPEV","short_pith_number":"pith:DMTGJ2QK","schema_version":"1.0","canonical_sha256":"1b2664ea0a91ef68e867667448b32f255c10cc9d4c6f80a115fb72f9156ed750","source":{"kind":"arxiv","id":"1202.5451","version":1},"attestation_state":"computed","paper":{"title":"The production of K+K- pairs in proton-proton collisions at 2.83 GeV","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"nucl-ex","authors_text":"A. Dzyuba, A. Kacharava, A. Khoukaz, A. Kulikov, A. Polyanskiy, B. Lorentz, C. Wilkin, D. Chiladze, E. Ya. Paryev, H. Gao, H. J. Stein, H. Ohm, H. Stroeher, I. Keshelashvili, M. Buescher, M. Hartmann, M. Nekipelov, P. Kulessa, P. Wuestner, Q.J. Ye, R. Gebel, S. Barsov, S. Dymov, S. Merzliakov, S. Mikirtytchiants, S. Trusov, T. Mersmann, V. Hejny, V. P. Koptev, V. Serdyuk, Y. Maeda, Yu. T. Kiselev, Yu. Valdau","submitted_at":"2012-02-24T13:52:38Z","abstract_excerpt":"Differential and total cross sections for the pp -> ppK+K- reaction have been measured at a proton beam energy of 2.83 GeV using the COSY-ANKE magnetic spectrometer. Detailed model descriptions fitted to a variety of one-dimensional distributions permit the separation of the pp -> pp phi cross section from that of non-phi production. The differential spectra show that higher partial waves represent the majority of the pp -> pp phi total cross section at an excess energy of 76 MeV, whose energy dependence would then seem to require some s-wave phi-p enhancement near threshold. The non-phi data "},"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":"1202.5451","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2012-02-24T13:52:38Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"16cd2fcd146b3a742cb5ef39eb5b1ef3f8af755eb24ec297221f180e5caeb6ce","abstract_canon_sha256":"1003e1b7223f10f095d70940f5f32bcb9d93f543e8ed4d036c2ea4df4cd13a08"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:58:19.909441Z","signature_b64":"eyKv2Stu2m595OOa2kI5VGXg2v4Sr7ssUVwjVu/HedS28nThVOs946y8oi00IJ3LYvnn+MpuFJAxPFkYnH8iCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1b2664ea0a91ef68e867667448b32f255c10cc9d4c6f80a115fb72f9156ed750","last_reissued_at":"2026-05-18T01:58:19.909006Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:58:19.909006Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The production of K+K- pairs in proton-proton collisions at 2.83 GeV","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"nucl-ex","authors_text":"A. Dzyuba, A. Kacharava, A. Khoukaz, A. Kulikov, A. Polyanskiy, B. Lorentz, C. Wilkin, D. Chiladze, E. Ya. Paryev, H. Gao, H. J. Stein, H. Ohm, H. Stroeher, I. Keshelashvili, M. Buescher, M. Hartmann, M. Nekipelov, P. Kulessa, P. Wuestner, Q.J. Ye, R. Gebel, S. Barsov, S. Dymov, S. Merzliakov, S. Mikirtytchiants, S. Trusov, T. Mersmann, V. Hejny, V. P. Koptev, V. Serdyuk, Y. Maeda, Yu. T. Kiselev, Yu. Valdau","submitted_at":"2012-02-24T13:52:38Z","abstract_excerpt":"Differential and total cross sections for the pp -> ppK+K- reaction have been measured at a proton beam energy of 2.83 GeV using the COSY-ANKE magnetic spectrometer. Detailed model descriptions fitted to a variety of one-dimensional distributions permit the separation of the pp -> pp phi cross section from that of non-phi production. The differential spectra show that higher partial waves represent the majority of the pp -> pp phi total cross section at an excess energy of 76 MeV, whose energy dependence would then seem to require some s-wave phi-p enhancement near threshold. The non-phi data "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1202.5451","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":"1202.5451","created_at":"2026-05-18T01:58:19.909067+00:00"},{"alias_kind":"arxiv_version","alias_value":"1202.5451v1","created_at":"2026-05-18T01:58:19.909067+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1202.5451","created_at":"2026-05-18T01:58:19.909067+00:00"},{"alias_kind":"pith_short_12","alias_value":"DMTGJ2QKSHXW","created_at":"2026-05-18T12:27:04.183437+00:00"},{"alias_kind":"pith_short_16","alias_value":"DMTGJ2QKSHXWR2DH","created_at":"2026-05-18T12:27:04.183437+00:00"},{"alias_kind":"pith_short_8","alias_value":"DMTGJ2QK","created_at":"2026-05-18T12:27:04.183437+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/DMTGJ2QKSHXWR2DHMZ2ERMZPEV","json":"https://pith.science/pith/DMTGJ2QKSHXWR2DHMZ2ERMZPEV.json","graph_json":"https://pith.science/api/pith-number/DMTGJ2QKSHXWR2DHMZ2ERMZPEV/graph.json","events_json":"https://pith.science/api/pith-number/DMTGJ2QKSHXWR2DHMZ2ERMZPEV/events.json","paper":"https://pith.science/paper/DMTGJ2QK"},"agent_actions":{"view_html":"https://pith.science/pith/DMTGJ2QKSHXWR2DHMZ2ERMZPEV","download_json":"https://pith.science/pith/DMTGJ2QKSHXWR2DHMZ2ERMZPEV.json","view_paper":"https://pith.science/paper/DMTGJ2QK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1202.5451&json=true","fetch_graph":"https://pith.science/api/pith-number/DMTGJ2QKSHXWR2DHMZ2ERMZPEV/graph.json","fetch_events":"https://pith.science/api/pith-number/DMTGJ2QKSHXWR2DHMZ2ERMZPEV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DMTGJ2QKSHXWR2DHMZ2ERMZPEV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DMTGJ2QKSHXWR2DHMZ2ERMZPEV/action/storage_attestation","attest_author":"https://pith.science/pith/DMTGJ2QKSHXWR2DHMZ2ERMZPEV/action/author_attestation","sign_citation":"https://pith.science/pith/DMTGJ2QKSHXWR2DHMZ2ERMZPEV/action/citation_signature","submit_replication":"https://pith.science/pith/DMTGJ2QKSHXWR2DHMZ2ERMZPEV/action/replication_record"}},"created_at":"2026-05-18T01:58:19.909067+00:00","updated_at":"2026-05-18T01:58:19.909067+00:00"}