{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:4C4WWWICOHNYWHT3BXLGRUUXGA","short_pith_number":"pith:4C4WWWIC","schema_version":"1.0","canonical_sha256":"e0b96b590271db8b1e7b0dd668d2973027a1c7b50d956daef0a4ceb0765716d4","source":{"kind":"arxiv","id":"1809.02936","version":1},"attestation_state":"computed","paper":{"title":"Measurement of $P_T$-weighted Sivers asymmetries in leptoproduction of hadrons","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"hep-ex","authors_text":"A.A. Lednev, A. Amoroso, A. Antoshkin, A. Bressan, A. Cicuttin, A. Efremov, A. Ferrero, A.G. Chumakov, A.G. Olshevskiy, A. Grasso, A. Gridin, A. Guskov, A. Ivanov, A. Kerbizi, A. Kveton, A. Maggiora, A. Magnon, A. Martin, A.M. Kotzinian, A. Moretti, A. Nagaytsev, A. Rybnikov, A. Rychter, A. Sandacz, A. Selyunin, A.S. Nunes, A. Srnka, A. Szabelski, A. Thiel, A. Vauth, A.Vidon, B. Badelek, B. Grube, B.I. Vasilishin, B. Ketzer, B. Marianski, B.M. Veit, B. Parsamyan, C. Chatterjee, C.D.R. Azevedo, C. Elia, C. Franco, Ch. Dreisbach, C. Quintans, C. Regali, C. Riedl, C.-Y. Hsieh, D. Hahne, D.I. Ryabchikov, D. Neyret, D. Panzieri, D. Steffen, D. von Harrach, D.V. Peshekhonov, E. Kabuss, E. Mitrofanov, E. R. Bielert, E. Seder, E. Zemlyanichkina, F. Balestra, F. Bradamante, F. Gautheron, F. Herrmann, F. Kaspar, F. Klein, F. Krinner, F. Kunne, F. Pereira, F. Sozzi, F. Tessarotto, F. Tosello, G.D. Alexeev, G. Hamar, G.K. Mallot, G. Nukazuka, G. Reicherz, G. Sbrizzai, G.V. Khaustov, G.V. Meshcheryakov, H. Fischer, H. Schmieden, H. Suzuki, I.A. Savin, I. Gnesi, I. Konorov, I. Orlov, J. Barth, J. Bernhard, J.-C. Peng, J. Giarra, J.H. Koivuniemi, J. Lichtenstadt, J. Marzec, J. Matousek, J.M. Friedrich, J. Novy, J. Pochodzalla, J. Pretz, J. Smolik, J. Tomsa, J. Veloso, K. Augsten, K. Bicker, K. Juraskova, K. Kondo, K. Kurek, K. Zaremba, L. Dhara, L. Silva, L. Sinha, M. Ball, M. Bodlak, M. Buechele, M. Chiosso, M. Dziewiecki, M. Faessler, M. Finger, M. Finger Jr., M.G. Alexeev, M. Gorzellik, M. Grosse Perdekamp, M. Jandek, M. Kraemer, M.L. Crespo, M. Meyer, M. Mikhasenko, M. Ostrick, M. Pesek, M. Peskova, M. Quaresma, M. Slunecka, M. Stolarski, M. Sulc, M. Tasevsky, M. Virius, M. Wagner, M. Wilfert, M. Zavertyaev, M. Ziembicki, N. d'Hose, N. Doshita, N. du Fresne von Hohenesche, N. Horikawa, N. Makins, N. Makke, N. Mitrofanov, N. Pierre, N.V. Anfimov, O.M. Kouznetsov, O.P. Gavrichtchouk, O. Subrt, O.Yu. Denisov, P. Bordalo, P.D. Eversheim, P. Joerg, P. Schiavon, P. Sznajder, P. Zavada, R. Beck, R. Heitz, R. Joosten, R. Longo, R.P. Kurjata, R.R. Dusaev, R. Salac, S.A. Mamon, S. Dalla Torre, S. Dasgupta, S. Gerassimov, S. Huber, S. Ishimoto, S. Levorato, S. Paul, S. Platchkov, S. Ramos, S. Sarkar, S.S. Dasgupta, S. Sirtl, S. Tessaro, S.-U. Chung, S. Uhl, S.V. Donskov, S. Wallner, T. Iwata, T. Jary, T. Matsuda, T. Sawada, T. Szameitat, V. Andrieux, V. Anosov, V.A. Polyakov, V. Barone, V.D. Samoylenko, V.E. Burtsev, V.E. Lyubovitskij, V.F. Konstantinov, V. Frolov, V.N. Kolosov, V. Tskhay, W. Augustyniak, W.-C. Chang, W.-D. Nowak, W. Duennweber, W. Meyer, Y. Bedfer, Y. Kulinich, Y. Miyachi, Y.-S. Lian, Yu.A. Khokhlov, Yu. Kisselev, Yu.V. Mikhailov, Z. Kral, Z.V. Kroumchtein","submitted_at":"2018-09-09T07:46:53Z","abstract_excerpt":"The transverse spin asymmetries measured in semi-inclusive leptoproduction of hadrons, when weighted with the hadron transverse momentum $P_T$, allow for the extraction of important transverse-momentum-dependent distribution functions. In particular, the weighted Sivers asymmetries provide direct information on the Sivers function, which is a leading-twist distribution that arises from a correlation between the transverse momentum of an unpolarised quark in a transversely polarised nucleon and the spin of the nucleon. Using the high-statistics data collected by the COMPASS Collaboration in 201"},"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":"1809.02936","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2018-09-09T07:46:53Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"9fc2495459b411918c141f507af0be62c15b2b50c6408da53500c8e08363cd5a","abstract_canon_sha256":"a104d47f09576ca30a00505c66265c42a4c9a771acb95c42aebc0291010831b0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:53:28.871430Z","signature_b64":"IVwOMT+qxvZt3seYji2Cp03cfBoy3LIRxlHEXSym6GDn1RPUp0W+a95JykDiBTc6KXlp61RCeD//V429Fn8UBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e0b96b590271db8b1e7b0dd668d2973027a1c7b50d956daef0a4ceb0765716d4","last_reissued_at":"2026-05-17T23:53:28.870891Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:53:28.870891Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Measurement of $P_T$-weighted Sivers asymmetries in leptoproduction of hadrons","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"hep-ex","authors_text":"A.A. Lednev, A. Amoroso, A. Antoshkin, A. Bressan, A. Cicuttin, A. Efremov, A. Ferrero, A.G. Chumakov, A.G. Olshevskiy, A. Grasso, A. Gridin, A. Guskov, A. Ivanov, A. Kerbizi, A. Kveton, A. Maggiora, A. Magnon, A. Martin, A.M. Kotzinian, A. Moretti, A. Nagaytsev, A. Rybnikov, A. Rychter, A. Sandacz, A. Selyunin, A.S. Nunes, A. Srnka, A. Szabelski, A. Thiel, A. Vauth, A.Vidon, B. Badelek, B. Grube, B.I. Vasilishin, B. Ketzer, B. Marianski, B.M. Veit, B. Parsamyan, C. Chatterjee, C.D.R. Azevedo, C. Elia, C. Franco, Ch. Dreisbach, C. Quintans, C. Regali, C. Riedl, C.-Y. Hsieh, D. Hahne, D.I. Ryabchikov, D. Neyret, D. Panzieri, D. Steffen, D. von Harrach, D.V. Peshekhonov, E. Kabuss, E. Mitrofanov, E. R. Bielert, E. Seder, E. Zemlyanichkina, F. Balestra, F. Bradamante, F. Gautheron, F. Herrmann, F. Kaspar, F. Klein, F. Krinner, F. Kunne, F. Pereira, F. Sozzi, F. Tessarotto, F. Tosello, G.D. Alexeev, G. Hamar, G.K. Mallot, G. Nukazuka, G. Reicherz, G. Sbrizzai, G.V. Khaustov, G.V. Meshcheryakov, H. Fischer, H. Schmieden, H. Suzuki, I.A. Savin, I. Gnesi, I. Konorov, I. Orlov, J. Barth, J. Bernhard, J.-C. Peng, J. Giarra, J.H. Koivuniemi, J. Lichtenstadt, J. Marzec, J. Matousek, J.M. Friedrich, J. Novy, J. Pochodzalla, J. Pretz, J. Smolik, J. Tomsa, J. Veloso, K. Augsten, K. Bicker, K. Juraskova, K. Kondo, K. Kurek, K. Zaremba, L. Dhara, L. Silva, L. Sinha, M. Ball, M. Bodlak, M. Buechele, M. Chiosso, M. Dziewiecki, M. Faessler, M. Finger, M. Finger Jr., M.G. Alexeev, M. Gorzellik, M. Grosse Perdekamp, M. Jandek, M. Kraemer, M.L. Crespo, M. Meyer, M. Mikhasenko, M. Ostrick, M. Pesek, M. Peskova, M. Quaresma, M. Slunecka, M. Stolarski, M. Sulc, M. Tasevsky, M. Virius, M. Wagner, M. Wilfert, M. Zavertyaev, M. Ziembicki, N. d'Hose, N. Doshita, N. du Fresne von Hohenesche, N. Horikawa, N. Makins, N. Makke, N. Mitrofanov, N. Pierre, N.V. Anfimov, O.M. Kouznetsov, O.P. Gavrichtchouk, O. Subrt, O.Yu. Denisov, P. Bordalo, P.D. Eversheim, P. Joerg, P. Schiavon, P. Sznajder, P. Zavada, R. Beck, R. Heitz, R. Joosten, R. Longo, R.P. Kurjata, R.R. Dusaev, R. Salac, S.A. Mamon, S. Dalla Torre, S. Dasgupta, S. Gerassimov, S. Huber, S. Ishimoto, S. Levorato, S. Paul, S. Platchkov, S. Ramos, S. Sarkar, S.S. Dasgupta, S. Sirtl, S. Tessaro, S.-U. Chung, S. Uhl, S.V. Donskov, S. Wallner, T. Iwata, T. Jary, T. Matsuda, T. Sawada, T. Szameitat, V. Andrieux, V. Anosov, V.A. Polyakov, V. Barone, V.D. Samoylenko, V.E. Burtsev, V.E. Lyubovitskij, V.F. Konstantinov, V. Frolov, V.N. Kolosov, V. Tskhay, W. Augustyniak, W.-C. Chang, W.-D. Nowak, W. Duennweber, W. Meyer, Y. Bedfer, Y. Kulinich, Y. Miyachi, Y.-S. Lian, Yu.A. Khokhlov, Yu. Kisselev, Yu.V. Mikhailov, Z. Kral, Z.V. Kroumchtein","submitted_at":"2018-09-09T07:46:53Z","abstract_excerpt":"The transverse spin asymmetries measured in semi-inclusive leptoproduction of hadrons, when weighted with the hadron transverse momentum $P_T$, allow for the extraction of important transverse-momentum-dependent distribution functions. In particular, the weighted Sivers asymmetries provide direct information on the Sivers function, which is a leading-twist distribution that arises from a correlation between the transverse momentum of an unpolarised quark in a transversely polarised nucleon and the spin of the nucleon. Using the high-statistics data collected by the COMPASS Collaboration in 201"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.02936","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":"1809.02936","created_at":"2026-05-17T23:53:28.870988+00:00"},{"alias_kind":"arxiv_version","alias_value":"1809.02936v1","created_at":"2026-05-17T23:53:28.870988+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.02936","created_at":"2026-05-17T23:53:28.870988+00:00"},{"alias_kind":"pith_short_12","alias_value":"4C4WWWICOHNY","created_at":"2026-05-18T12:32:05.422762+00:00"},{"alias_kind":"pith_short_16","alias_value":"4C4WWWICOHNYWHT3","created_at":"2026-05-18T12:32:05.422762+00:00"},{"alias_kind":"pith_short_8","alias_value":"4C4WWWIC","created_at":"2026-05-18T12:32:05.422762+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"1907.08411","citing_title":"New way to access the quark fragmentation functions in electron-positron annihilation","ref_index":15,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/4C4WWWICOHNYWHT3BXLGRUUXGA","json":"https://pith.science/pith/4C4WWWICOHNYWHT3BXLGRUUXGA.json","graph_json":"https://pith.science/api/pith-number/4C4WWWICOHNYWHT3BXLGRUUXGA/graph.json","events_json":"https://pith.science/api/pith-number/4C4WWWICOHNYWHT3BXLGRUUXGA/events.json","paper":"https://pith.science/paper/4C4WWWIC"},"agent_actions":{"view_html":"https://pith.science/pith/4C4WWWICOHNYWHT3BXLGRUUXGA","download_json":"https://pith.science/pith/4C4WWWICOHNYWHT3BXLGRUUXGA.json","view_paper":"https://pith.science/paper/4C4WWWIC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1809.02936&json=true","fetch_graph":"https://pith.science/api/pith-number/4C4WWWICOHNYWHT3BXLGRUUXGA/graph.json","fetch_events":"https://pith.science/api/pith-number/4C4WWWICOHNYWHT3BXLGRUUXGA/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4C4WWWICOHNYWHT3BXLGRUUXGA/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4C4WWWICOHNYWHT3BXLGRUUXGA/action/storage_attestation","attest_author":"https://pith.science/pith/4C4WWWICOHNYWHT3BXLGRUUXGA/action/author_attestation","sign_citation":"https://pith.science/pith/4C4WWWICOHNYWHT3BXLGRUUXGA/action/citation_signature","submit_replication":"https://pith.science/pith/4C4WWWICOHNYWHT3BXLGRUUXGA/action/replication_record"}},"created_at":"2026-05-17T23:53:28.870988+00:00","updated_at":"2026-05-17T23:53:28.870988+00:00"}