{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:74LXETI2PBCXICJD6DV3LI2G4W","short_pith_number":"pith:74LXETI2","schema_version":"1.0","canonical_sha256":"ff17724d1a7845740923f0ebb5a346e5acecfe4d491d6e302c03dbecfbdd23f4","source":{"kind":"arxiv","id":"2012.05221","version":2},"attestation_state":"computed","paper":{"title":"First measurement using a nuclear emulsion detector of the $\\nu_{\\mu}$ charged-current cross section on iron around the 1$\\,$GeV energy region","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"A. Ali, A. Hiramoto, A. K. Ichikawa, A. Minamino, A. Nishio, H. Kawahara, H. Matsumoto, H. Oshima, H. Rokujo, H. Shibuya, H. Takagi, K. Kuretsubo, K. Mizuno, K. Morishima, K. Sugimura, K. Yamada, K. Yasutome, L. Berns, L. Suzui, M. Komatsu, M. Naiki, M. Nakamura, M. Yokoyama (NINJA Collaboration), N. Naganawa, N. Nakano, O. Sato, R. Komatani, R. Watanabe, S. Aoki, S. Mikado, S. Ogawa, S. Takahashi, T. Fukuda, T. Kikawa, T. Marushima, T. Matsuo, T. Nakano, T. Nakaya, T. Odagawa, T. Takao, Y. Hanaoka, Y. Hayato, Y. Morimoto, Y. Nakamura, Y. Suzuki, Y. Tanihara","submitted_at":"2020-12-09T18:36:06Z","abstract_excerpt":"We have carried out $\\nu_{\\mu}$ charged-current interaction measurement on iron using an emulsion detector exposed to the T2K neutrino beam in the J-PARC neutrino facility. The data samples correspond to 4.0$\\times$10$^{19}$ protons on target, and the neutrino mean energy is 1.49$\\,$GeV. The emulsion detector is suitable for precision measurements of charged particles produced in neutrino-iron interactions with a low momentum threshold thanks to thin-layered structure and sub-$\\mu$m spatial resolution. The charged particles are successfully detected, and their multiplicities are measured using"},"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":"2012.05221","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2020-12-09T18:36:06Z","cross_cats_sorted":[],"title_canon_sha256":"530d76a414980f7654b2d9a7693dbc564fc04646fb4260256c9b6ec00a54d6cb","abstract_canon_sha256":"25718797485586041f46c0ad6b3bf1f70b14aa507c5b600a7065e1c50f28ee65"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:31:46.755601Z","signature_b64":"e+tyC2u9IxOWK4cevey2tjKSDbwjK+wmOCP8ki+7f2Jg64fban+zrI7pjSCOTj2/+uiDpdVwf/kmU5oZJFAhBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ff17724d1a7845740923f0ebb5a346e5acecfe4d491d6e302c03dbecfbdd23f4","last_reissued_at":"2026-07-05T02:31:46.755133Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:31:46.755133Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"First measurement using a nuclear emulsion detector of the $\\nu_{\\mu}$ charged-current cross section on iron around the 1$\\,$GeV energy region","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"A. Ali, A. Hiramoto, A. K. Ichikawa, A. Minamino, A. Nishio, H. Kawahara, H. Matsumoto, H. Oshima, H. Rokujo, H. Shibuya, H. Takagi, K. Kuretsubo, K. Mizuno, K. Morishima, K. Sugimura, K. Yamada, K. Yasutome, L. Berns, L. Suzui, M. Komatsu, M. Naiki, M. Nakamura, M. Yokoyama (NINJA Collaboration), N. Naganawa, N. Nakano, O. Sato, R. Komatani, R. Watanabe, S. Aoki, S. Mikado, S. Ogawa, S. Takahashi, T. Fukuda, T. Kikawa, T. Marushima, T. Matsuo, T. Nakano, T. Nakaya, T. Odagawa, T. Takao, Y. Hanaoka, Y. Hayato, Y. Morimoto, Y. Nakamura, Y. Suzuki, Y. Tanihara","submitted_at":"2020-12-09T18:36:06Z","abstract_excerpt":"We have carried out $\\nu_{\\mu}$ charged-current interaction measurement on iron using an emulsion detector exposed to the T2K neutrino beam in the J-PARC neutrino facility. The data samples correspond to 4.0$\\times$10$^{19}$ protons on target, and the neutrino mean energy is 1.49$\\,$GeV. The emulsion detector is suitable for precision measurements of charged particles produced in neutrino-iron interactions with a low momentum threshold thanks to thin-layered structure and sub-$\\mu$m spatial resolution. The charged particles are successfully detected, and their multiplicities are measured using"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.05221","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2012.05221/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2012.05221","created_at":"2026-07-05T02:31:46.755191+00:00"},{"alias_kind":"arxiv_version","alias_value":"2012.05221v2","created_at":"2026-07-05T02:31:46.755191+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.05221","created_at":"2026-07-05T02:31:46.755191+00:00"},{"alias_kind":"pith_short_12","alias_value":"74LXETI2PBCX","created_at":"2026-07-05T02:31:46.755191+00:00"},{"alias_kind":"pith_short_16","alias_value":"74LXETI2PBCXICJD","created_at":"2026-07-05T02:31:46.755191+00:00"},{"alias_kind":"pith_short_8","alias_value":"74LXETI2","created_at":"2026-07-05T02:31:46.755191+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/74LXETI2PBCXICJD6DV3LI2G4W","json":"https://pith.science/pith/74LXETI2PBCXICJD6DV3LI2G4W.json","graph_json":"https://pith.science/api/pith-number/74LXETI2PBCXICJD6DV3LI2G4W/graph.json","events_json":"https://pith.science/api/pith-number/74LXETI2PBCXICJD6DV3LI2G4W/events.json","paper":"https://pith.science/paper/74LXETI2"},"agent_actions":{"view_html":"https://pith.science/pith/74LXETI2PBCXICJD6DV3LI2G4W","download_json":"https://pith.science/pith/74LXETI2PBCXICJD6DV3LI2G4W.json","view_paper":"https://pith.science/paper/74LXETI2","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2012.05221&json=true","fetch_graph":"https://pith.science/api/pith-number/74LXETI2PBCXICJD6DV3LI2G4W/graph.json","fetch_events":"https://pith.science/api/pith-number/74LXETI2PBCXICJD6DV3LI2G4W/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/74LXETI2PBCXICJD6DV3LI2G4W/action/timestamp_anchor","attest_storage":"https://pith.science/pith/74LXETI2PBCXICJD6DV3LI2G4W/action/storage_attestation","attest_author":"https://pith.science/pith/74LXETI2PBCXICJD6DV3LI2G4W/action/author_attestation","sign_citation":"https://pith.science/pith/74LXETI2PBCXICJD6DV3LI2G4W/action/citation_signature","submit_replication":"https://pith.science/pith/74LXETI2PBCXICJD6DV3LI2G4W/action/replication_record"}},"created_at":"2026-07-05T02:31:46.755191+00:00","updated_at":"2026-07-05T02:31:46.755191+00:00"}