{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:XT2KGHNY73L54MIFTLB5OUI24Y","short_pith_number":"pith:XT2KGHNY","canonical_record":{"source":{"id":"1503.08815","kind":"arxiv","version":5},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2015-03-30T19:50:58Z","cross_cats_sorted":[],"title_canon_sha256":"b1c5454e0a45fe343be1f892c40ab8fc22bda57a3738b8567b58e380a1584363","abstract_canon_sha256":"7d3a1151019a5c2c5599c262c2b9bf37397ed662344034cdb9f6975f11aa26f5"},"schema_version":"1.0"},"canonical_sha256":"bcf4a31db8fed7de31059ac3d7511ae624dcf97b4d2a9cc394566c30e22d5731","source":{"kind":"arxiv","id":"1503.08815","version":5},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1503.08815","created_at":"2026-05-18T01:40:58Z"},{"alias_kind":"arxiv_version","alias_value":"1503.08815v5","created_at":"2026-05-18T01:40:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.08815","created_at":"2026-05-18T01:40:58Z"},{"alias_kind":"pith_short_12","alias_value":"XT2KGHNY73L5","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_16","alias_value":"XT2KGHNY73L54MIF","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_8","alias_value":"XT2KGHNY","created_at":"2026-05-18T12:29:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:XT2KGHNY73L54MIFTLB5OUI24Y","target":"record","payload":{"canonical_record":{"source":{"id":"1503.08815","kind":"arxiv","version":5},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2015-03-30T19:50:58Z","cross_cats_sorted":[],"title_canon_sha256":"b1c5454e0a45fe343be1f892c40ab8fc22bda57a3738b8567b58e380a1584363","abstract_canon_sha256":"7d3a1151019a5c2c5599c262c2b9bf37397ed662344034cdb9f6975f11aa26f5"},"schema_version":"1.0"},"canonical_sha256":"bcf4a31db8fed7de31059ac3d7511ae624dcf97b4d2a9cc394566c30e22d5731","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:40:58.582242Z","signature_b64":"kkfhyg5t3sZ7I8jFu6pzFBTmkuZvSuI/sMaeXrnpHUC9bR1AALDWMkr128cNtTFvJOYLfPOn3eCiZPTseT4HCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bcf4a31db8fed7de31059ac3d7511ae624dcf97b4d2a9cc394566c30e22d5731","last_reissued_at":"2026-05-18T01:40:58.581549Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:40:58.581549Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1503.08815","source_version":5,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:40:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9AwRZAfD9WzuYOCCMNi7bdUSgtscxhAjpWYBbKPwzVGV0bdm1NDZ9i7QYCsNmYRRcIYzMoq7UTV0BQjTkCVcCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-21T07:46:14.865344Z"},"content_sha256":"223c8b456c034b6cb2f319df388dd90536a7c5b6ef2e1d4ed16022e6831b0095","schema_version":"1.0","event_id":"sha256:223c8b456c034b6cb2f319df388dd90536a7c5b6ef2e1d4ed16022e6831b0095"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:XT2KGHNY73L54MIFTLB5OUI24Y","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Measurement of the Electron Neutrino Charged-current Interaction Rate on Water with the T2K ND280 pi-zero Detector","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"A. Ariga, A. Blondel, A. Bravar, A. Cervera, A.C. Kaboth, A. Clifton, A. Dabrowska, A.D. Marino, A. Ereditato, A. Garcia, A. Haesler, A. Hillairet, A. Himmel, A. Izmaylov, A. Jacob, A.J. Finch, A. Khotjantsev, A.K. Ichikawa, A. Kilinski, A. Kolaceke, A. Konaka, A. Kopylov, A. Korzenev, A. Longhin, A. Mefodiev, A. Minamino, A. Missert, A. Murakami, A.P. Furmanski, A. Redij, A. Rubbia, A. Rychter, A. Shaikhiev, A. Suzuki, A. Takeda, A. Thorley, A. Vacheret, A. Weber, A. Zalewska, B.E. Berger, B. Jamieson, B. Popov, B. Quilain, B. Smith, C.A. Miller, C. Andreopoulos, C. Bronner, C. Densham, C. Giganti, C.K. Jung, C. Lister, C. McGrew, C. Metelko, C. Nantais, C. Nielsen, C. Pistillo, C. Riccio, C. Touramanis, C. Wilkinson, C.W. Walter, C. Yanagisawa, D. Autiero, D. Brailsford, D. Cherdack, D. Dewhurst, D. Goeldi, D. Gudin, D. Hansen, D. Karlen, D. Kielczewska, D. Payne, D.R. Hadley, D. Ruterbories, D. Sgalaberna, D. Shaw, D. Terhorst, D. Wark, E.D. Zimmerman, E. Iwai, E. Kearns, E. Larkin, E. Mazzucato, E. Poplawska, E. Radicioni, E. Reinherz-Aronis, E. Rondio, E. Scantamburlo, E.S. Pinzon Guerra, F. Bay, F. Di Lodovico, F.d.M. Blaszczyk, F. Hosomi, F. S\\'anchez, F. Sato, F. Shaker, G.A. Fiorentini, G. Barr, G. Christodoulou, G. Collazuol, G. De Rosa, G.J. Barker, G. Vasseur, H. Aihara, H.A. Tanaka, H. Kakuno, H.K. Tanaka, H. Kubo, H.M. O'Keeffe, H. Sekiya, H. Sobel, I. Karpikov, I. Lamont, J. Adam, J. Caravaca Rodr\\'iguez, J. Coleman, J.D. Perkin, J.D. Schwehr, J. Dumarchez, J.F. Martin, J. Hignight, J.H. Jo, J. Holeczek, J. Imber, J. Insler, J. Kameda, J. Kim, J. Kisiel, J. Lagoda, J.L. Palomino, J. Marteau, J.-M. Poutissou, J. Myslik, J. Nowak, J.P. Lopez, J.R. Wilson, J. Steinmann, J.T. Sobczyk, J. Yoo, J. Zalipska, J. \\.Zmuda, K. Connolly, K. Duffy, K. Gilje, K.G. Nakamura, K. Huang, K. Ieki, K. Iwamoto, K. Iyogi, K. Mahn, K. Mavrokoridis, K. Nakamura, K. Nakayoshi, K. Nishikawa, K. Okumura, K. Sakashita, K. Scholberg, K.S. McFarland, K. Suzuki, K. Wakamatsu, K. Yamamoto, K. Yoshida, K. Zaremba, L. Cremonesi, L. Escudero, L.F. Thompson, L. Haegel, L. Koch, L.L. Kormos, L. Ludovici, L. Magaletti, L. Pickard, L. Southwell, L. Zambelli, M.A.M. Rayner, M. Barbi, M. Bass, M. Batkiewicz, M.D. Haigh, M. Dziewiecki, M. Friend, M.G. Catanesi, M. Gonin, M. Hartz, M. Hierholzer, M. Ieva, M. Ikeda, M. Jiang, M.J. Wilking, M. Kabirnezhad, M. Khabibullin, M. Laveder, M. Lawe, M. Lazos, M. Malek, M. McCarthy, M. Mezzetto, M. Miura, M.M. Tanaka, M. Murdoch, M. Nakahata, M. Nirkko, M.O. Wascko, M. Posiadala-Zezula, M. Ravonel, M. Reeves, M. Scott, M. Shiozawa, M. Smy, M. Sorel, M. Tada, M. Tzanov, M. Vagins, M. Yokoyama, M. Yu, M. Ziembicki, M. Zito, N. Buchanan, N.C. Hastings, N. Chikuma, N. Grant, N. McCauley, N. Yershov, O. Drapier, O. Mineev, O. Perevozchikov, P.A. Rodrigues, P. Bartet-Friburg, P. de Perio, P. Hamilton, P. Jonsson, P. Kitching, P. Martins, P. Mijakowski, P.N. Ratoff, P. Plonski, P. Przewlocki, P. Rojas, P. Sinclair, P. Stamoulis, R.A. Owen, R. Castillo, R. Das, R.G. Calland, R.J. Wilkes, R.J. Wilson, R. Kurjata, R.L. Helmer, R. Ohta, R.P. Litchfield, R. Poutissou, R. Sacco, R. Shah, R. Tacik, R. Terri, R. Wendell, S. Aoki, S. Assylbekov, S.B. Boyd, S. Berkman, S. Bhadra, S. Bolognesi, S. Bordoni, S. Davis, S. Di Luise, S. Dolan, S. Dytman, S. Emery-Schrenk, S. Giffin, S. Hirota, S. Horikawa, S.J. Coleman, S. Johnson, S. King, S.L. Cartwright, S. Manly, S. Martynenko, S. Mine, S. Moriyama, S.M. Oser, S. Murphy, S. Nakayama, S.R. Dennis, S. Roth, S. Schoppmann, S. Short, S. Takahashi, S. Tobayama, S. Yen, S.Y. Suzuki, T2K Collaboration: K. Abe, T. Dealtry, T. Feusels, T. Golan, Th.A. Mueller, T. Hara, T. Hasegawa, T. Hayashino, T. Hiraki, T. Ishida, T. Ishii, T.J. Irvine, T. Kajita, T. Katori, T. Kikawa, T. Kobayashi, T. Koga, T. Kutter, T. Lindner, T. Maruyama, T. Nakadaira, T. Nakaya, T. Okusawa, T. Ovsyannikova, T. Sekiguchi, T. Tomura, T. Tsukamoto, T. Wachala, T. Wongjirad, T. Yano, T. Yuan, V. Berardi, V. Galymov, V. Matveev, V. Palladino, V. Paolone, W. Kropp, W. Oryszczak, W. Toki, W. Warzycha, Y. Fujii, Y. Fukuda, Y. Hayato, Y. Kanazawa, Y. Koshio, Y. Kudenko, Y. Nishimura, Y. Oyama, Y. Petrov, Y. Seiya, Y. Shustrov, Y. Suda, Y. Suzuki, Y. Takeuchi, Y. Uchida, Y. Yamada, Z. Williamson","submitted_at":"2015-03-30T19:50:58Z","abstract_excerpt":"This paper presents a measurement of the charged current interaction rate of the electron neutrino beam component of the beam above $1.5$~GeV using the large fiducial mass of the T2K $\\pi^0$ detector. The predominant poriton of the $\\nu_e$ flux ($\\sim$85 %) at these energies comes from kaon decays. The measured ratio of the observed beam interaction rate to the predicted rate in the detector with water targets filled is 0.89 $\\pm$ 0.08 (stat.) $\\pm$ 0.11 (sys.), and with the water targets emptied is 0.90 $\\pm$ 0.09 (stat.) $\\pm$ 0.13 (sys.). The ratio obtained for the interactions on water onl"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.08815","kind":"arxiv","version":5},"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":"2026-05-18T01:40:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cL/erk95kxwAuAked55+Npc90BrsZ+EJ7yoKoSB5Fza3s//TztAMkuEwm0b08KuGx/FtihanNfUF938W3Os3Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-21T07:46:14.865741Z"},"content_sha256":"fafd844727e28e25344df51e311507ad2c33fdfbdccb1d9b4519cd09668a0dd2","schema_version":"1.0","event_id":"sha256:fafd844727e28e25344df51e311507ad2c33fdfbdccb1d9b4519cd09668a0dd2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XT2KGHNY73L54MIFTLB5OUI24Y/bundle.json","state_url":"https://pith.science/pith/XT2KGHNY73L54MIFTLB5OUI24Y/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XT2KGHNY73L54MIFTLB5OUI24Y/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":"2026-07-21T07:46:14Z","links":{"resolver":"https://pith.science/pith/XT2KGHNY73L54MIFTLB5OUI24Y","bundle":"https://pith.science/pith/XT2KGHNY73L54MIFTLB5OUI24Y/bundle.json","state":"https://pith.science/pith/XT2KGHNY73L54MIFTLB5OUI24Y/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XT2KGHNY73L54MIFTLB5OUI24Y/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:XT2KGHNY73L54MIFTLB5OUI24Y","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":"7d3a1151019a5c2c5599c262c2b9bf37397ed662344034cdb9f6975f11aa26f5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2015-03-30T19:50:58Z","title_canon_sha256":"b1c5454e0a45fe343be1f892c40ab8fc22bda57a3738b8567b58e380a1584363"},"schema_version":"1.0","source":{"id":"1503.08815","kind":"arxiv","version":5}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1503.08815","created_at":"2026-05-18T01:40:58Z"},{"alias_kind":"arxiv_version","alias_value":"1503.08815v5","created_at":"2026-05-18T01:40:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.08815","created_at":"2026-05-18T01:40:58Z"},{"alias_kind":"pith_short_12","alias_value":"XT2KGHNY73L5","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_16","alias_value":"XT2KGHNY73L54MIF","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_8","alias_value":"XT2KGHNY","created_at":"2026-05-18T12:29:50Z"}],"graph_snapshots":[{"event_id":"sha256:fafd844727e28e25344df51e311507ad2c33fdfbdccb1d9b4519cd09668a0dd2","target":"graph","created_at":"2026-05-18T01:40:58Z","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":"This paper presents a measurement of the charged current interaction rate of the electron neutrino beam component of the beam above $1.5$~GeV using the large fiducial mass of the T2K $\\pi^0$ detector. The predominant poriton of the $\\nu_e$ flux ($\\sim$85 %) at these energies comes from kaon decays. The measured ratio of the observed beam interaction rate to the predicted rate in the detector with water targets filled is 0.89 $\\pm$ 0.08 (stat.) $\\pm$ 0.11 (sys.), and with the water targets emptied is 0.90 $\\pm$ 0.09 (stat.) $\\pm$ 0.13 (sys.). The ratio obtained for the interactions on water onl","authors_text":"A. Ariga, A. Blondel, A. Bravar, A. Cervera, A.C. Kaboth, A. Clifton, A. Dabrowska, A.D. Marino, A. Ereditato, A. Garcia, A. Haesler, A. Hillairet, A. Himmel, A. Izmaylov, A. Jacob, A.J. Finch, A. Khotjantsev, A.K. Ichikawa, A. Kilinski, A. Kolaceke, A. Konaka, A. Kopylov, A. Korzenev, A. Longhin, A. Mefodiev, A. Minamino, A. Missert, A. Murakami, A.P. Furmanski, A. Redij, A. Rubbia, A. Rychter, A. Shaikhiev, A. Suzuki, A. Takeda, A. Thorley, A. Vacheret, A. Weber, A. Zalewska, B.E. Berger, B. Jamieson, B. Popov, B. Quilain, B. Smith, C.A. Miller, C. Andreopoulos, C. Bronner, C. Densham, C. Giganti, C.K. Jung, C. Lister, C. McGrew, C. Metelko, C. Nantais, C. Nielsen, C. Pistillo, C. Riccio, C. Touramanis, C. Wilkinson, C.W. Walter, C. Yanagisawa, D. Autiero, D. Brailsford, D. Cherdack, D. Dewhurst, D. Goeldi, D. Gudin, D. Hansen, D. Karlen, D. Kielczewska, D. Payne, D.R. Hadley, D. Ruterbories, D. Sgalaberna, D. Shaw, D. Terhorst, D. Wark, E.D. Zimmerman, E. Iwai, E. Kearns, E. Larkin, E. Mazzucato, E. Poplawska, E. Radicioni, E. Reinherz-Aronis, E. Rondio, E. Scantamburlo, E.S. Pinzon Guerra, F. Bay, F. Di Lodovico, F.d.M. Blaszczyk, F. Hosomi, F. S\\'anchez, F. Sato, F. Shaker, G.A. Fiorentini, G. Barr, G. Christodoulou, G. Collazuol, G. De Rosa, G.J. Barker, G. Vasseur, H. Aihara, H.A. Tanaka, H. Kakuno, H.K. Tanaka, H. Kubo, H.M. O'Keeffe, H. Sekiya, H. Sobel, I. Karpikov, I. Lamont, J. Adam, J. Caravaca Rodr\\'iguez, J. Coleman, J.D. Perkin, J.D. Schwehr, J. Dumarchez, J.F. Martin, J. Hignight, J.H. Jo, J. Holeczek, J. Imber, J. Insler, J. Kameda, J. Kim, J. Kisiel, J. Lagoda, J.L. Palomino, J. Marteau, J.-M. Poutissou, J. Myslik, J. Nowak, J.P. Lopez, J.R. Wilson, J. Steinmann, J.T. Sobczyk, J. Yoo, J. Zalipska, J. \\.Zmuda, K. Connolly, K. Duffy, K. Gilje, K.G. Nakamura, K. Huang, K. Ieki, K. Iwamoto, K. Iyogi, K. Mahn, K. Mavrokoridis, K. Nakamura, K. Nakayoshi, K. Nishikawa, K. Okumura, K. Sakashita, K. Scholberg, K.S. McFarland, K. Suzuki, K. Wakamatsu, K. Yamamoto, K. Yoshida, K. Zaremba, L. Cremonesi, L. Escudero, L.F. Thompson, L. Haegel, L. Koch, L.L. Kormos, L. Ludovici, L. Magaletti, L. Pickard, L. Southwell, L. Zambelli, M.A.M. Rayner, M. Barbi, M. Bass, M. Batkiewicz, M.D. Haigh, M. Dziewiecki, M. Friend, M.G. Catanesi, M. Gonin, M. Hartz, M. Hierholzer, M. Ieva, M. Ikeda, M. Jiang, M.J. Wilking, M. Kabirnezhad, M. Khabibullin, M. Laveder, M. Lawe, M. Lazos, M. Malek, M. McCarthy, M. Mezzetto, M. Miura, M.M. Tanaka, M. Murdoch, M. Nakahata, M. Nirkko, M.O. Wascko, M. Posiadala-Zezula, M. Ravonel, M. Reeves, M. Scott, M. Shiozawa, M. Smy, M. Sorel, M. Tada, M. Tzanov, M. Vagins, M. Yokoyama, M. Yu, M. Ziembicki, M. Zito, N. Buchanan, N.C. Hastings, N. Chikuma, N. Grant, N. McCauley, N. Yershov, O. Drapier, O. Mineev, O. Perevozchikov, P.A. Rodrigues, P. Bartet-Friburg, P. de Perio, P. Hamilton, P. Jonsson, P. Kitching, P. Martins, P. Mijakowski, P.N. Ratoff, P. Plonski, P. Przewlocki, P. Rojas, P. Sinclair, P. Stamoulis, R.A. Owen, R. Castillo, R. Das, R.G. Calland, R.J. Wilkes, R.J. Wilson, R. Kurjata, R.L. Helmer, R. Ohta, R.P. Litchfield, R. Poutissou, R. Sacco, R. Shah, R. Tacik, R. Terri, R. Wendell, S. Aoki, S. Assylbekov, S.B. Boyd, S. Berkman, S. Bhadra, S. Bolognesi, S. Bordoni, S. Davis, S. Di Luise, S. Dolan, S. Dytman, S. Emery-Schrenk, S. Giffin, S. Hirota, S. Horikawa, S.J. Coleman, S. Johnson, S. King, S.L. Cartwright, S. Manly, S. Martynenko, S. Mine, S. Moriyama, S.M. Oser, S. Murphy, S. Nakayama, S.R. Dennis, S. Roth, S. Schoppmann, S. Short, S. Takahashi, S. Tobayama, S. Yen, S.Y. Suzuki, T2K Collaboration: K. Abe, T. Dealtry, T. Feusels, T. Golan, Th.A. Mueller, T. Hara, T. Hasegawa, T. Hayashino, T. Hiraki, T. Ishida, T. Ishii, T.J. Irvine, T. Kajita, T. Katori, T. Kikawa, T. Kobayashi, T. Koga, T. Kutter, T. Lindner, T. Maruyama, T. Nakadaira, T. Nakaya, T. Okusawa, T. Ovsyannikova, T. Sekiguchi, T. Tomura, T. Tsukamoto, T. Wachala, T. Wongjirad, T. Yano, T. Yuan, V. Berardi, V. Galymov, V. Matveev, V. Palladino, V. Paolone, W. Kropp, W. Oryszczak, W. Toki, W. Warzycha, Y. Fujii, Y. Fukuda, Y. Hayato, Y. Kanazawa, Y. Koshio, Y. Kudenko, Y. Nishimura, Y. Oyama, Y. Petrov, Y. Seiya, Y. Shustrov, Y. Suda, Y. Suzuki, Y. Takeuchi, Y. Uchida, Y. Yamada, Z. Williamson","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2015-03-30T19:50:58Z","title":"Measurement of the Electron Neutrino Charged-current Interaction Rate on Water with the T2K ND280 pi-zero Detector"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.08815","kind":"arxiv","version":5},"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":"sha256:223c8b456c034b6cb2f319df388dd90536a7c5b6ef2e1d4ed16022e6831b0095","target":"record","created_at":"2026-05-18T01:40:58Z","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":"7d3a1151019a5c2c5599c262c2b9bf37397ed662344034cdb9f6975f11aa26f5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2015-03-30T19:50:58Z","title_canon_sha256":"b1c5454e0a45fe343be1f892c40ab8fc22bda57a3738b8567b58e380a1584363"},"schema_version":"1.0","source":{"id":"1503.08815","kind":"arxiv","version":5}},"canonical_sha256":"bcf4a31db8fed7de31059ac3d7511ae624dcf97b4d2a9cc394566c30e22d5731","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bcf4a31db8fed7de31059ac3d7511ae624dcf97b4d2a9cc394566c30e22d5731","first_computed_at":"2026-05-18T01:40:58.581549Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:40:58.581549Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kkfhyg5t3sZ7I8jFu6pzFBTmkuZvSuI/sMaeXrnpHUC9bR1AALDWMkr128cNtTFvJOYLfPOn3eCiZPTseT4HCw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:40:58.582242Z","signed_message":"canonical_sha256_bytes"},"source_id":"1503.08815","source_kind":"arxiv","source_version":5}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:223c8b456c034b6cb2f319df388dd90536a7c5b6ef2e1d4ed16022e6831b0095","sha256:fafd844727e28e25344df51e311507ad2c33fdfbdccb1d9b4519cd09668a0dd2"],"state_sha256":"d5df729dc7c9b8bd15b34a9982fe79fb6903fc159d785788c5bfc7e4411eec53"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IzSJ3gG/AjiYcmN2qwH7BwnY1V8o2IGfuZ1vcJOOE0gaePpvZA9l88ed4PN+wNNwm90JryPlePjwqJQnk9KEDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-21T07:46:14.868452Z","bundle_sha256":"8c3a8c3d78a521bc54b3add67b620d7e2e37acb1f5981368ada3293f45246f58"}}