{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:XOC2L344X2EHPU2NYVD7MLPEZV","short_pith_number":"pith:XOC2L344","canonical_record":{"source":{"id":"1407.2119","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2014-07-08T14:51:53Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"163647bbe4c89926bfceeca325e7a837888e2fd96cc06a98ba56c4316b739b65","abstract_canon_sha256":"a9ff282b11778a29f7ffa2204cc292dc7d9176f1dab1a724c4fcaf312e1dc135"},"schema_version":"1.0"},"canonical_sha256":"bb85a5ef9cbe8877d34dc547f62de4cd60367cb35e14806925eeae0e8cad9b98","source":{"kind":"arxiv","id":"1407.2119","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.2119","created_at":"2026-05-18T01:19:48Z"},{"alias_kind":"arxiv_version","alias_value":"1407.2119v3","created_at":"2026-05-18T01:19:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.2119","created_at":"2026-05-18T01:19:48Z"},{"alias_kind":"pith_short_12","alias_value":"XOC2L344X2EH","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"XOC2L344X2EHPU2N","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"XOC2L344","created_at":"2026-05-18T12:28:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:XOC2L344X2EHPU2NYVD7MLPEZV","target":"record","payload":{"canonical_record":{"source":{"id":"1407.2119","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2014-07-08T14:51:53Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"163647bbe4c89926bfceeca325e7a837888e2fd96cc06a98ba56c4316b739b65","abstract_canon_sha256":"a9ff282b11778a29f7ffa2204cc292dc7d9176f1dab1a724c4fcaf312e1dc135"},"schema_version":"1.0"},"canonical_sha256":"bb85a5ef9cbe8877d34dc547f62de4cd60367cb35e14806925eeae0e8cad9b98","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:19:48.729264Z","signature_b64":"HNjvhjV2IBjdynfkfn8WcKXWLn90nV87qd9loJfRvU8lDdFgSwl0itLYaMRkGPaFNJtwcLUil1vVb1PERzGtCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bb85a5ef9cbe8877d34dc547f62de4cd60367cb35e14806925eeae0e8cad9b98","last_reissued_at":"2026-05-18T01:19:48.728742Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:19:48.728742Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1407.2119","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:19:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dzfNRem/QtcNqBhNvGVHpO7LNrlYmYkwHU6FIhaelMYmt+w+q9GbEAP0v5xdNMKaSNZOllyG9TcNLufde1KMBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T05:22:13.653353Z"},"content_sha256":"a882335289aa1132171a7585c2d80ac53399a11ee2a0c182ef2481a1cf39bd8b","schema_version":"1.0","event_id":"sha256:a882335289aa1132171a7585c2d80ac53399a11ee2a0c182ef2481a1cf39bd8b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:XOC2L344X2EHPU2NYVD7MLPEZV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Spin density matrix elements in exclusive $\\omega$ electroproduction on $^1$H and $^2$H targets at 27.5 GeV beam energy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"hep-ex","authors_text":"A. Avetissian, A. Borissov, A. Ivanilov, A. Kisselev, A. Movsisyan, A. Nass, A. Petrosyan, A. Rostomyan, A.R. Reolon, A. Sch\\\"afer, A. Terkulov, A. Trzcinski, B. Marianski, B.-Q. Ma, B. Seitz, B. Zihlmann, C. Riedl, C. Van Hulse, D. Gabbert, D. Hasch, D. Mahon, D. Ryckbosch, D. Zeiler, E. Cisbani, E. De Sanctis, E. Etzelm\\\"uller, E. Kinney, E. Steffens, F. Ellinghaus, F. Garibaldi, G. Ciullo, G. Elbakian, G. Gapienko, G. Gavrilov, G. Karyan, G.P. Capitani, G. Schnell, H.E. Jackson, H. Marukyan, H.P. Blok, I. Hristova, I. Lehmann, I. Vilardi, J.J.M. Steijger, K.P. Sch\\\"uler, K. Rith, L. Felawka, L. Lagamba, L. Lapik\\'as, L.L. Pappalardo, M. Capiluppi, M. Contalbrigo, M. Diefenthaler, M. D\\\"uren, M. Ehrenfried, M. Hartig, M. Murray, M. Stahl, M. Stancari, M. Statera, M. Tytgat, N. Akopov, P. Di Nezza, P.E. Reimer, P.F. Dalpiaz, P. Kravchenko, P. Lenisa, P. Zupranski, R. De Leo, R. Fabbri, R. Kaiser, R. Perez-Benito, R. Truty, S. Frullani, S.I. Manaenkov, S. Joosten, S. Taroian, S. Wang, S. Yaschenko, S. Yen, T.-A. Shibata, The HERMES Collaboration: A. Airapetian, T. Keri, V. Bryzgalov, V. Gapienko, V. Gharibyan, V.G. Krivokhijine, V. Korotkov, V. Kozlov, V. Vikhrov, W. Augustyniak, W. Deconinck, W.-D. Nowak, W. Lorenzon, Y. Holler, Y. Mao, Y. Naryshkin, Y. Van Haarlem, Z. Akopov","submitted_at":"2014-07-08T14:51:53Z","abstract_excerpt":"Exclusive electroproduction of $\\omega$ mesons on unpolarized hydrogen and deuterium targets is studied in the kinematic region of Q$^2$>1.0 GeV$^2$, 3.0 GeV < W < 6.3 GeV, and -t'< 0.2 GeV$^2$. Results on the angular distribution of the $\\omega$ meson, including its decay products, are presented. The data were accumulated with the HERMES forward spectrometer during the 1996-2007 running period using the 27.6 GeV longitudinally polarized electron or positron beam of HERA. The determination of the virtual-photon longitudinal-to-transverse cross-section ratio reveals that a considerable part of "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.2119","kind":"arxiv","version":3},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:19:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DRF0gcRiWT9iSwitZMgDcXUIebyyyb4oVyNMFTiP/meBiQ/jA4F8R9gXnAj4Y/8u1G0+qLwHA1hCxaF9982uDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T05:22:13.653826Z"},"content_sha256":"9537b1f52d3c120f793dceca4f0bb0f8f90f78bd30a1a5f47da45c625dadbc9f","schema_version":"1.0","event_id":"sha256:9537b1f52d3c120f793dceca4f0bb0f8f90f78bd30a1a5f47da45c625dadbc9f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XOC2L344X2EHPU2NYVD7MLPEZV/bundle.json","state_url":"https://pith.science/pith/XOC2L344X2EHPU2NYVD7MLPEZV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XOC2L344X2EHPU2NYVD7MLPEZV/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-21T05:22:13Z","links":{"resolver":"https://pith.science/pith/XOC2L344X2EHPU2NYVD7MLPEZV","bundle":"https://pith.science/pith/XOC2L344X2EHPU2NYVD7MLPEZV/bundle.json","state":"https://pith.science/pith/XOC2L344X2EHPU2NYVD7MLPEZV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XOC2L344X2EHPU2NYVD7MLPEZV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:XOC2L344X2EHPU2NYVD7MLPEZV","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"a9ff282b11778a29f7ffa2204cc292dc7d9176f1dab1a724c4fcaf312e1dc135","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2014-07-08T14:51:53Z","title_canon_sha256":"163647bbe4c89926bfceeca325e7a837888e2fd96cc06a98ba56c4316b739b65"},"schema_version":"1.0","source":{"id":"1407.2119","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.2119","created_at":"2026-05-18T01:19:48Z"},{"alias_kind":"arxiv_version","alias_value":"1407.2119v3","created_at":"2026-05-18T01:19:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.2119","created_at":"2026-05-18T01:19:48Z"},{"alias_kind":"pith_short_12","alias_value":"XOC2L344X2EH","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"XOC2L344X2EHPU2N","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"XOC2L344","created_at":"2026-05-18T12:28:57Z"}],"graph_snapshots":[{"event_id":"sha256:9537b1f52d3c120f793dceca4f0bb0f8f90f78bd30a1a5f47da45c625dadbc9f","target":"graph","created_at":"2026-05-18T01:19:48Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"Exclusive electroproduction of $\\omega$ mesons on unpolarized hydrogen and deuterium targets is studied in the kinematic region of Q$^2$>1.0 GeV$^2$, 3.0 GeV < W < 6.3 GeV, and -t'< 0.2 GeV$^2$. Results on the angular distribution of the $\\omega$ meson, including its decay products, are presented. The data were accumulated with the HERMES forward spectrometer during the 1996-2007 running period using the 27.6 GeV longitudinally polarized electron or positron beam of HERA. The determination of the virtual-photon longitudinal-to-transverse cross-section ratio reveals that a considerable part of ","authors_text":"A. Avetissian, A. Borissov, A. Ivanilov, A. Kisselev, A. Movsisyan, A. Nass, A. Petrosyan, A. Rostomyan, A.R. Reolon, A. Sch\\\"afer, A. Terkulov, A. Trzcinski, B. Marianski, B.-Q. Ma, B. Seitz, B. Zihlmann, C. Riedl, C. Van Hulse, D. Gabbert, D. Hasch, D. Mahon, D. Ryckbosch, D. Zeiler, E. Cisbani, E. De Sanctis, E. Etzelm\\\"uller, E. Kinney, E. Steffens, F. Ellinghaus, F. Garibaldi, G. Ciullo, G. Elbakian, G. Gapienko, G. Gavrilov, G. Karyan, G.P. Capitani, G. Schnell, H.E. Jackson, H. Marukyan, H.P. Blok, I. Hristova, I. Lehmann, I. Vilardi, J.J.M. Steijger, K.P. Sch\\\"uler, K. Rith, L. Felawka, L. Lagamba, L. Lapik\\'as, L.L. Pappalardo, M. Capiluppi, M. Contalbrigo, M. Diefenthaler, M. D\\\"uren, M. Ehrenfried, M. Hartig, M. Murray, M. Stahl, M. Stancari, M. Statera, M. Tytgat, N. Akopov, P. Di Nezza, P.E. Reimer, P.F. Dalpiaz, P. Kravchenko, P. Lenisa, P. Zupranski, R. De Leo, R. Fabbri, R. Kaiser, R. Perez-Benito, R. Truty, S. Frullani, S.I. Manaenkov, S. Joosten, S. Taroian, S. Wang, S. Yaschenko, S. Yen, T.-A. Shibata, The HERMES Collaboration: A. Airapetian, T. Keri, V. Bryzgalov, V. Gapienko, V. Gharibyan, V.G. Krivokhijine, V. Korotkov, V. Kozlov, V. Vikhrov, W. Augustyniak, W. Deconinck, W.-D. Nowak, W. Lorenzon, Y. Holler, Y. Mao, Y. Naryshkin, Y. Van Haarlem, Z. Akopov","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2014-07-08T14:51:53Z","title":"Spin density matrix elements in exclusive $\\omega$ electroproduction on $^1$H and $^2$H targets at 27.5 GeV beam energy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.2119","kind":"arxiv","version":3},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:a882335289aa1132171a7585c2d80ac53399a11ee2a0c182ef2481a1cf39bd8b","target":"record","created_at":"2026-05-18T01:19:48Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"a9ff282b11778a29f7ffa2204cc292dc7d9176f1dab1a724c4fcaf312e1dc135","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2014-07-08T14:51:53Z","title_canon_sha256":"163647bbe4c89926bfceeca325e7a837888e2fd96cc06a98ba56c4316b739b65"},"schema_version":"1.0","source":{"id":"1407.2119","kind":"arxiv","version":3}},"canonical_sha256":"bb85a5ef9cbe8877d34dc547f62de4cd60367cb35e14806925eeae0e8cad9b98","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bb85a5ef9cbe8877d34dc547f62de4cd60367cb35e14806925eeae0e8cad9b98","first_computed_at":"2026-05-18T01:19:48.728742Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:19:48.728742Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HNjvhjV2IBjdynfkfn8WcKXWLn90nV87qd9loJfRvU8lDdFgSwl0itLYaMRkGPaFNJtwcLUil1vVb1PERzGtCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:19:48.729264Z","signed_message":"canonical_sha256_bytes"},"source_id":"1407.2119","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a882335289aa1132171a7585c2d80ac53399a11ee2a0c182ef2481a1cf39bd8b","sha256:9537b1f52d3c120f793dceca4f0bb0f8f90f78bd30a1a5f47da45c625dadbc9f"],"state_sha256":"978f7935f23b53e6ca0b97221fb28f1773a90abe4300c3ad3c0b39f27e6d4165"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FLqQy6P10N5b7DqY0mqNR3edo2nyU6lUsWLsqeYXnv8nXJOP3c1RX5Yfk3ctcpDpmlsOLZ+uh8z5IG6AFyKVDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-21T05:22:13.658374Z","bundle_sha256":"e5f0bccc71ca77737df400cbb2249272cd5f89e48f506e93b8fc314c555d904a"}}