{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:4HHWZR4LSDZBPDHOJUOK2P6GYX","short_pith_number":"pith:4HHWZR4L","canonical_record":{"source":{"id":"1210.3748","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2012-10-14T00:29:55Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"e8b2b3df19a44ec5e6b61015e1b897fa826deb1e1e50b875b4fbd9d4f2bdb0c5","abstract_canon_sha256":"a8b4d06e3b17eda985865f7f8a7dd22119831e590820d2e03f83915162822ece"},"schema_version":"1.0"},"canonical_sha256":"e1cf6cc78b90f2178cee4d1cad3fc6c5dbc3cd7a490b785acc722ac341ab736e","source":{"kind":"arxiv","id":"1210.3748","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1210.3748","created_at":"2026-05-18T03:22:27Z"},{"alias_kind":"arxiv_version","alias_value":"1210.3748v2","created_at":"2026-05-18T03:22:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.3748","created_at":"2026-05-18T03:22:27Z"},{"alias_kind":"pith_short_12","alias_value":"4HHWZR4LSDZB","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_16","alias_value":"4HHWZR4LSDZBPDHO","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_8","alias_value":"4HHWZR4L","created_at":"2026-05-18T12:26:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:4HHWZR4LSDZBPDHOJUOK2P6GYX","target":"record","payload":{"canonical_record":{"source":{"id":"1210.3748","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2012-10-14T00:29:55Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"e8b2b3df19a44ec5e6b61015e1b897fa826deb1e1e50b875b4fbd9d4f2bdb0c5","abstract_canon_sha256":"a8b4d06e3b17eda985865f7f8a7dd22119831e590820d2e03f83915162822ece"},"schema_version":"1.0"},"canonical_sha256":"e1cf6cc78b90f2178cee4d1cad3fc6c5dbc3cd7a490b785acc722ac341ab736e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:22:27.227299Z","signature_b64":"qbZcYxI73tpRB4VBYbcR4iVpgYTrsnkQ3nL1RySG7NzvBFbg0BXEPWpU8PiMA+AhxUZ7JjBiDf/X6tzW4X21Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e1cf6cc78b90f2178cee4d1cad3fc6c5dbc3cd7a490b785acc722ac341ab736e","last_reissued_at":"2026-05-18T03:22:27.226797Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:22:27.226797Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1210.3748","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:22:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hBRxTdeQlda/RaHCFajt/8krHvz/v8gjtcp58OvTDw5+JJqxW00BjbJTNM3wa5xdyHrUjsP3rWhrE71LXSwmDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T17:15:39.823437Z"},"content_sha256":"cd63945cb0801d5c9377f08da6d19c14b960c79652d00e05c85a9c13db3a0813","schema_version":"1.0","event_id":"sha256:cd63945cb0801d5c9377f08da6d19c14b960c79652d00e05c85a9c13db3a0813"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:4HHWZR4LSDZBPDHOJUOK2P6GYX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Direct Measurement of Backgrounds using Reactor-Off Data in Double Chooz","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"hep-ex","authors_text":"A. Bernstein, A. Cabrera, A. Cucoanes, A. Erickson, A. Etenko, A. Hatzikoutelis, A. Hourlier, A. J. Franke, A. Letourneau, A. Meregaglia, A. Onillon, A. Osborn, A. P. Collin, A. Porta, A. Remoto, A. Stahl, A. St\\\"uken, A. Tonazzo, B. K. Lubsandorzhiev, B. Reinhold, B. Rybolt, B. White, C. Aberle, C. Buck, C. E. Lane, C. Hagner, C. Jollet, C. Langbrandtner, C. L. Jones, C. Mariani, C. N. Maesano, C. Palomares, C. Veyssiere, C. Wiebusch, D. Dietrich, D. Franco, D. Greiner, D. Kryn, D. Lhuillier, D. McKee, D. M. Kaplan, D. Shrestha, E. Blucher, E. Caden, E. Conover, E. Damon, E. Kemp, E. Smith, F. Kaether, F. Sato, F. Suekane, F. von Feilitzsch, F. X. Hartmann, F. Yermia, G. A. Horton-Smith, G. Keefer, G. Mention, G. Pronost, G. Valdiviesso, H. de Kerret, H. Furuta, H. H. Trinh Thi, H. Miyata, H. P. Lima Jr, H. Watanabe, I. Gil-Botella, I. M. Pepe, I. Ostrovskiy, I. Stancu, J. Busenitz, J. C. Barriere, J. C. dos Anjos, J. Ebert, J. Felde, J. Haser, J. I. Crespo-Anadon, J. Jochum, J-L. Sida, J. Maeda, J. Maricic, J. Martino, J. M. Conrad, J. M. Lopez-Castano, J. M. LoSecco, J. Reichenbacher, J. Spitz, J. TM. Goon, J. V. Dawson, K. Crum, K. Nakajima, K. Terao, L. Bezrukhov, L. Camilleri, L. F. F. Stokes, L. F. G. Gonzalez, L. Giot, L. Goodenough, L. N. Kalousis, L. Oberauer, L. Winslow, M. Bergevin, M. Cerrada, M. C. Goodman, M. Dracos, M. Elnimr, M. Fallot, M. Fechner, M. Franke, M. G\\\"oger-Neff, M. Hofmann, M. H. Shaevitz, M. Ishitsuka, M. Kuze, M. Lindner, M. Meyer, M. Obolensky, M. R\\\"ohling, M. Skorokhvatov, M. Strait, M. Toups, M. V. D'Agostino, M. Worcester, M. Wurm, N. Haag, N. S. Bowden, P. Chimenti, P.-J. Chang, P. Novella, P. Perrin, P. Pfahler, R. Carr, R. Gama, R. Milincic, R. Roncin, R. Santorelli, R. Svoboda, S. Dazeley, S. Habib, S. Lucht, S. M. Fernandes, S. Perasso, S. Roth, S. Sch\\\"onert, S. Schoppmann, S. Shimojima, S. Sukhotin, S. Wagner, T. Classen, Th. A. Mueller, T. Hara, T. Hayakawa, T. J. C. Bezerra, T. Kawasaki, T. Konno, T. Lachenmaier, T. Lasserre, T. Matsubara, T. Miletic, T. Schwetz, T. Sumiyoshi, V. Durand, V. Fischer, V. Sinev, V. Zimmer, W. Potzel, Y. Abe, Y. Efremenko, Y. Kamyshkov, Y. Kibe, Y. Nagasaka, Y. Sakamoto, Y. Sun, Z. Djurcic","submitted_at":"2012-10-14T00:29:55Z","abstract_excerpt":"Double Chooz is unique among modern reactor-based neutrino experiments studying $\\bar \\nu_e$ disappearance in that data can be collected with all reactors off. In this paper, we present data from 7.53 days of reactor-off running. Applying the same selection criteria as used in the Double Chooz reactor-on oscillation analysis, a measured background rate of 1.0$\\pm$0.4 events/day is obtained. The background model for accidentals, cosmogenic $\\beta$-$n$-emitting isotopes, fast neutrons from cosmic muons, and stopped-$\\mu$ decays used in the oscillation analysis is demonstrated to be correct withi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.3748","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:22:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gBazBlLHvDkJPOrqh+UNzfTFW4YlFsYTJ5c0rKEEz4PfS/d1DFgMq/9QM/TQa1gca1GW+TV2nIzxZj1UG0DWDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T17:15:39.823815Z"},"content_sha256":"207a8960e2ef8268822e11ea565d45084c5be94914d093f68428a13c2ad6105a","schema_version":"1.0","event_id":"sha256:207a8960e2ef8268822e11ea565d45084c5be94914d093f68428a13c2ad6105a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4HHWZR4LSDZBPDHOJUOK2P6GYX/bundle.json","state_url":"https://pith.science/pith/4HHWZR4LSDZBPDHOJUOK2P6GYX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4HHWZR4LSDZBPDHOJUOK2P6GYX/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":"2026-05-20T17:15:39Z","links":{"resolver":"https://pith.science/pith/4HHWZR4LSDZBPDHOJUOK2P6GYX","bundle":"https://pith.science/pith/4HHWZR4LSDZBPDHOJUOK2P6GYX/bundle.json","state":"https://pith.science/pith/4HHWZR4LSDZBPDHOJUOK2P6GYX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4HHWZR4LSDZBPDHOJUOK2P6GYX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:4HHWZR4LSDZBPDHOJUOK2P6GYX","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":"a8b4d06e3b17eda985865f7f8a7dd22119831e590820d2e03f83915162822ece","cross_cats_sorted":["nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2012-10-14T00:29:55Z","title_canon_sha256":"e8b2b3df19a44ec5e6b61015e1b897fa826deb1e1e50b875b4fbd9d4f2bdb0c5"},"schema_version":"1.0","source":{"id":"1210.3748","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1210.3748","created_at":"2026-05-18T03:22:27Z"},{"alias_kind":"arxiv_version","alias_value":"1210.3748v2","created_at":"2026-05-18T03:22:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.3748","created_at":"2026-05-18T03:22:27Z"},{"alias_kind":"pith_short_12","alias_value":"4HHWZR4LSDZB","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_16","alias_value":"4HHWZR4LSDZBPDHO","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_8","alias_value":"4HHWZR4L","created_at":"2026-05-18T12:26:53Z"}],"graph_snapshots":[{"event_id":"sha256:207a8960e2ef8268822e11ea565d45084c5be94914d093f68428a13c2ad6105a","target":"graph","created_at":"2026-05-18T03:22:27Z","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":"Double Chooz is unique among modern reactor-based neutrino experiments studying $\\bar \\nu_e$ disappearance in that data can be collected with all reactors off. In this paper, we present data from 7.53 days of reactor-off running. Applying the same selection criteria as used in the Double Chooz reactor-on oscillation analysis, a measured background rate of 1.0$\\pm$0.4 events/day is obtained. The background model for accidentals, cosmogenic $\\beta$-$n$-emitting isotopes, fast neutrons from cosmic muons, and stopped-$\\mu$ decays used in the oscillation analysis is demonstrated to be correct withi","authors_text":"A. Bernstein, A. Cabrera, A. Cucoanes, A. Erickson, A. Etenko, A. Hatzikoutelis, A. Hourlier, A. J. Franke, A. Letourneau, A. Meregaglia, A. Onillon, A. Osborn, A. P. Collin, A. Porta, A. Remoto, A. Stahl, A. St\\\"uken, A. Tonazzo, B. K. Lubsandorzhiev, B. Reinhold, B. Rybolt, B. White, C. Aberle, C. Buck, C. E. Lane, C. Hagner, C. Jollet, C. Langbrandtner, C. L. Jones, C. Mariani, C. N. Maesano, C. Palomares, C. Veyssiere, C. Wiebusch, D. Dietrich, D. Franco, D. Greiner, D. Kryn, D. Lhuillier, D. McKee, D. M. Kaplan, D. Shrestha, E. Blucher, E. Caden, E. Conover, E. Damon, E. Kemp, E. Smith, F. Kaether, F. Sato, F. Suekane, F. von Feilitzsch, F. X. Hartmann, F. Yermia, G. A. Horton-Smith, G. Keefer, G. Mention, G. Pronost, G. Valdiviesso, H. de Kerret, H. Furuta, H. H. Trinh Thi, H. Miyata, H. P. Lima Jr, H. Watanabe, I. Gil-Botella, I. M. Pepe, I. Ostrovskiy, I. Stancu, J. Busenitz, J. C. Barriere, J. C. dos Anjos, J. Ebert, J. Felde, J. Haser, J. I. Crespo-Anadon, J. Jochum, J-L. Sida, J. Maeda, J. Maricic, J. Martino, J. M. Conrad, J. M. Lopez-Castano, J. M. LoSecco, J. Reichenbacher, J. Spitz, J. TM. Goon, J. V. Dawson, K. Crum, K. Nakajima, K. Terao, L. Bezrukhov, L. Camilleri, L. F. F. Stokes, L. F. G. Gonzalez, L. Giot, L. Goodenough, L. N. Kalousis, L. Oberauer, L. Winslow, M. Bergevin, M. Cerrada, M. C. Goodman, M. Dracos, M. Elnimr, M. Fallot, M. Fechner, M. Franke, M. G\\\"oger-Neff, M. Hofmann, M. H. Shaevitz, M. Ishitsuka, M. Kuze, M. Lindner, M. Meyer, M. Obolensky, M. R\\\"ohling, M. Skorokhvatov, M. Strait, M. Toups, M. V. D'Agostino, M. Worcester, M. Wurm, N. Haag, N. S. Bowden, P. Chimenti, P.-J. Chang, P. Novella, P. Perrin, P. Pfahler, R. Carr, R. Gama, R. Milincic, R. Roncin, R. Santorelli, R. Svoboda, S. Dazeley, S. Habib, S. Lucht, S. M. Fernandes, S. Perasso, S. Roth, S. Sch\\\"onert, S. Schoppmann, S. Shimojima, S. Sukhotin, S. Wagner, T. Classen, Th. A. Mueller, T. Hara, T. Hayakawa, T. J. C. Bezerra, T. Kawasaki, T. Konno, T. Lachenmaier, T. Lasserre, T. Matsubara, T. Miletic, T. Schwetz, T. Sumiyoshi, V. Durand, V. Fischer, V. Sinev, V. Zimmer, W. Potzel, Y. Abe, Y. Efremenko, Y. Kamyshkov, Y. Kibe, Y. Nagasaka, Y. Sakamoto, Y. Sun, Z. Djurcic","cross_cats":["nucl-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2012-10-14T00:29:55Z","title":"Direct Measurement of Backgrounds using Reactor-Off Data in Double Chooz"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.3748","kind":"arxiv","version":2},"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:cd63945cb0801d5c9377f08da6d19c14b960c79652d00e05c85a9c13db3a0813","target":"record","created_at":"2026-05-18T03:22:27Z","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":"a8b4d06e3b17eda985865f7f8a7dd22119831e590820d2e03f83915162822ece","cross_cats_sorted":["nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2012-10-14T00:29:55Z","title_canon_sha256":"e8b2b3df19a44ec5e6b61015e1b897fa826deb1e1e50b875b4fbd9d4f2bdb0c5"},"schema_version":"1.0","source":{"id":"1210.3748","kind":"arxiv","version":2}},"canonical_sha256":"e1cf6cc78b90f2178cee4d1cad3fc6c5dbc3cd7a490b785acc722ac341ab736e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e1cf6cc78b90f2178cee4d1cad3fc6c5dbc3cd7a490b785acc722ac341ab736e","first_computed_at":"2026-05-18T03:22:27.226797Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:22:27.226797Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qbZcYxI73tpRB4VBYbcR4iVpgYTrsnkQ3nL1RySG7NzvBFbg0BXEPWpU8PiMA+AhxUZ7JjBiDf/X6tzW4X21Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T03:22:27.227299Z","signed_message":"canonical_sha256_bytes"},"source_id":"1210.3748","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cd63945cb0801d5c9377f08da6d19c14b960c79652d00e05c85a9c13db3a0813","sha256:207a8960e2ef8268822e11ea565d45084c5be94914d093f68428a13c2ad6105a"],"state_sha256":"318ef350f13db2532e75700dedb73dee629d3e81b03c6627bf11575349e0641e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PGBgWolDtQ8FpzkTObQFsPWeFDH02ic7WEqtK6cPondjry6yZ2N2k8B52YC/6jnXwhhbe4Nzcrebz5wjvAIqDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-20T17:15:39.826061Z","bundle_sha256":"ea6fc1765cd3a5aacddfc7dfaa5443101a94ad8dc4e324cac33372d884db25b1"}}