{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:T34MMMKZR4MYXRA5YDFCTAHSTZ","short_pith_number":"pith:T34MMMKZ","schema_version":"1.0","canonical_sha256":"9ef8c631598f198bc41dc0ca2980f29e4f31870bb743f1121bf4d60efff7e3e7","source":{"kind":"arxiv","id":"1005.5694","version":2},"attestation_state":"computed","paper":{"title":"In-medium $\\omega$ mass from the $\\gamma + Nb \\to \\pi^{0}\\gamma + X$ reaction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"A.B. Gridnev, A. Ehmanns, A. Radkov, A. Roy, A. S\\\"ule, B. Kopf, B. Krusche, B. Schoch, Ch. Funke, Ch. Schmidt, Ch. Weinheimer, Ch. Wendel, C. Morales, D. Bayadilov, D. Elsner, D. Menze, D. Trnka, D. Walther, E. Gutz, E. Klempt, Frank Klein, Friedrich Klein, G. Anton, G. Suft, H. Dutz, H. Kalinowsky, H. L\\\"ohner, H. Schmieden, H. van Pee, I. Fabry, I. Horn, I. Jaegle, I.V. Lopatin, J.C.S. Bacelar, J.G. Messchendorp, J. H\\\"ossl, J. Junkersfeld, J. Langheinrich, J. Lotz, K. Essig, L.M. Pant, M. Fuchs, M. Konrad, M. Kotulla, M. Ostrick, M. Pfeiffer, O. Bartholomy, P. Hoffmeister, R.Bogend\\\"orfer, R. Castelijns, R. Ewald, R. Gothe, R. Gregor, R. Novotny, R. Varma, S. H\\\"offgen, S. Lugert, S. Schadmand, S. Shende, The The CBELSA/TAPS Collaboration: M. Nanova, T. Mertens, T. Szczepanek, U. Thoma, V. Crede, V.Metag, V. V. Sumachev, Y.A.Beloglazov","submitted_at":"2010-05-28T09:18:15Z","abstract_excerpt":"Data on the photoproduction of $\\omega$ mesons on nuclei have been re-analyzed in a search for in-medium modifications. The data were taken with the Crystal Barrel(CB)/TAPS detector system at the ELSA accelerator facility in Bonn. First results from the analysis of the data set were published by D. Trnka et al. in Phys. Rev. Lett 94 (2005) 192303 \\cite{david}, claiming a lowering of the $\\omega$ mass in the nuclear medium by 14$%$ at normal nuclear matter density. The extracted $\\omega$ line shape was found to be sensitive to the background subtraction. For this reason a re-analysis of the sam"},"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":"1005.5694","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2010-05-28T09:18:15Z","cross_cats_sorted":[],"title_canon_sha256":"c2764df10154b61528f14f84cc07f4f9cef013f2c060e0ed1002b8b8a0fb6526","abstract_canon_sha256":"dfe300e80082e4ca92dc4e88156d29be9f4cb053cebef654675b007a44172868"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:48:01.448807Z","signature_b64":"h2ngO0gWs48NRPmdMRG7jAPechMR++on6EF9hfY8S1/F5MRM9MWg/v58GOfd45c+t7Jrx1HCxrnmdU87WySBDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9ef8c631598f198bc41dc0ca2980f29e4f31870bb743f1121bf4d60efff7e3e7","last_reissued_at":"2026-05-18T03:48:01.448451Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:48:01.448451Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"In-medium $\\omega$ mass from the $\\gamma + Nb \\to \\pi^{0}\\gamma + X$ reaction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"A.B. Gridnev, A. Ehmanns, A. Radkov, A. Roy, A. S\\\"ule, B. Kopf, B. Krusche, B. Schoch, Ch. Funke, Ch. Schmidt, Ch. Weinheimer, Ch. Wendel, C. Morales, D. Bayadilov, D. Elsner, D. Menze, D. Trnka, D. Walther, E. Gutz, E. Klempt, Frank Klein, Friedrich Klein, G. Anton, G. Suft, H. Dutz, H. Kalinowsky, H. L\\\"ohner, H. Schmieden, H. van Pee, I. Fabry, I. Horn, I. Jaegle, I.V. Lopatin, J.C.S. Bacelar, J.G. Messchendorp, J. H\\\"ossl, J. Junkersfeld, J. Langheinrich, J. Lotz, K. Essig, L.M. Pant, M. Fuchs, M. Konrad, M. Kotulla, M. Ostrick, M. Pfeiffer, O. Bartholomy, P. Hoffmeister, R.Bogend\\\"orfer, R. Castelijns, R. Ewald, R. Gothe, R. Gregor, R. Novotny, R. Varma, S. H\\\"offgen, S. Lugert, S. Schadmand, S. Shende, The The CBELSA/TAPS Collaboration: M. Nanova, T. Mertens, T. Szczepanek, U. Thoma, V. Crede, V.Metag, V. V. Sumachev, Y.A.Beloglazov","submitted_at":"2010-05-28T09:18:15Z","abstract_excerpt":"Data on the photoproduction of $\\omega$ mesons on nuclei have been re-analyzed in a search for in-medium modifications. The data were taken with the Crystal Barrel(CB)/TAPS detector system at the ELSA accelerator facility in Bonn. First results from the analysis of the data set were published by D. Trnka et al. in Phys. Rev. Lett 94 (2005) 192303 \\cite{david}, claiming a lowering of the $\\omega$ mass in the nuclear medium by 14$%$ at normal nuclear matter density. The extracted $\\omega$ line shape was found to be sensitive to the background subtraction. For this reason a re-analysis of the sam"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1005.5694","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":"1005.5694","created_at":"2026-05-18T03:48:01.448508+00:00"},{"alias_kind":"arxiv_version","alias_value":"1005.5694v2","created_at":"2026-05-18T03:48:01.448508+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1005.5694","created_at":"2026-05-18T03:48:01.448508+00:00"},{"alias_kind":"pith_short_12","alias_value":"T34MMMKZR4MY","created_at":"2026-05-18T12:26:13.927090+00:00"},{"alias_kind":"pith_short_16","alias_value":"T34MMMKZR4MYXRA5","created_at":"2026-05-18T12:26:13.927090+00:00"},{"alias_kind":"pith_short_8","alias_value":"T34MMMKZ","created_at":"2026-05-18T12:26:13.927090+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/T34MMMKZR4MYXRA5YDFCTAHSTZ","json":"https://pith.science/pith/T34MMMKZR4MYXRA5YDFCTAHSTZ.json","graph_json":"https://pith.science/api/pith-number/T34MMMKZR4MYXRA5YDFCTAHSTZ/graph.json","events_json":"https://pith.science/api/pith-number/T34MMMKZR4MYXRA5YDFCTAHSTZ/events.json","paper":"https://pith.science/paper/T34MMMKZ"},"agent_actions":{"view_html":"https://pith.science/pith/T34MMMKZR4MYXRA5YDFCTAHSTZ","download_json":"https://pith.science/pith/T34MMMKZR4MYXRA5YDFCTAHSTZ.json","view_paper":"https://pith.science/paper/T34MMMKZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1005.5694&json=true","fetch_graph":"https://pith.science/api/pith-number/T34MMMKZR4MYXRA5YDFCTAHSTZ/graph.json","fetch_events":"https://pith.science/api/pith-number/T34MMMKZR4MYXRA5YDFCTAHSTZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/T34MMMKZR4MYXRA5YDFCTAHSTZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/T34MMMKZR4MYXRA5YDFCTAHSTZ/action/storage_attestation","attest_author":"https://pith.science/pith/T34MMMKZR4MYXRA5YDFCTAHSTZ/action/author_attestation","sign_citation":"https://pith.science/pith/T34MMMKZR4MYXRA5YDFCTAHSTZ/action/citation_signature","submit_replication":"https://pith.science/pith/T34MMMKZR4MYXRA5YDFCTAHSTZ/action/replication_record"}},"created_at":"2026-05-18T03:48:01.448508+00:00","updated_at":"2026-05-18T03:48:01.448508+00:00"}