{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:VSD7WYZGM65LD2JB2MRUG3QQ3H","short_pith_number":"pith:VSD7WYZG","canonical_record":{"source":{"id":"2012.10374","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2020-12-18T17:27:10Z","cross_cats_sorted":["astro-ph.IM","nucl-ex"],"title_canon_sha256":"fbabf5d4e0ca2e6139a80aa5ed5b7d25c1b87e1273f2f2949a549291afac7330","abstract_canon_sha256":"637b1ebb80ba22ce85b2764bd3d8c36ba7d7482485bbfd8ad778938f848a8605"},"schema_version":"1.0"},"canonical_sha256":"ac87fb632667bab1e921d323436e10d9d454c43dc558bcf45231b660ba702305","source":{"kind":"arxiv","id":"2012.10374","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.10374","created_at":"2026-07-05T09:21:23Z"},{"alias_kind":"arxiv_version","alias_value":"2012.10374v1","created_at":"2026-07-05T09:21:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.10374","created_at":"2026-07-05T09:21:23Z"},{"alias_kind":"pith_short_12","alias_value":"VSD7WYZGM65L","created_at":"2026-07-05T09:21:23Z"},{"alias_kind":"pith_short_16","alias_value":"VSD7WYZGM65LD2JB","created_at":"2026-07-05T09:21:23Z"},{"alias_kind":"pith_short_8","alias_value":"VSD7WYZG","created_at":"2026-07-05T09:21:23Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:VSD7WYZGM65LD2JB2MRUG3QQ3H","target":"record","payload":{"canonical_record":{"source":{"id":"2012.10374","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2020-12-18T17:27:10Z","cross_cats_sorted":["astro-ph.IM","nucl-ex"],"title_canon_sha256":"fbabf5d4e0ca2e6139a80aa5ed5b7d25c1b87e1273f2f2949a549291afac7330","abstract_canon_sha256":"637b1ebb80ba22ce85b2764bd3d8c36ba7d7482485bbfd8ad778938f848a8605"},"schema_version":"1.0"},"canonical_sha256":"ac87fb632667bab1e921d323436e10d9d454c43dc558bcf45231b660ba702305","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:21:23.961371Z","signature_b64":"Vydqh7jfrcnRSN8zTNI1vSm6K2A8XHaFvS3hGekC29dr3IRS35neEC7GYmV/Ns8x9/5RmDGSO/Z3kzg6hwgtAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ac87fb632667bab1e921d323436e10d9d454c43dc558bcf45231b660ba702305","last_reissued_at":"2026-07-05T09:21:23.960891Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:21:23.960891Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2012.10374","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T09:21:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xfhbXqUevNsrmGe14j3Rd6P95spy84BPxBMbamRqAtjfLf3dTw94xFzyrG79gGuIZerK6aJXytyCK0cPqZsnBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T10:59:39.750685Z"},"content_sha256":"7b2f768b6086ef5ee47b59393a01ba447797caa0910fb358b2e463e324b1b7d6","schema_version":"1.0","event_id":"sha256:7b2f768b6086ef5ee47b59393a01ba447797caa0910fb358b2e463e324b1b7d6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:VSD7WYZGM65LD2JB2MRUG3QQ3H","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Imaging neutron capture cross sections: i-TED proof-of-concept and future prospects based on Machine-Learning techniques","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.IM","nucl-ex"],"primary_cat":"physics.ins-det","authors_text":"A. Brown, A. Casanovas, A. Ferrari, A. Gawlik, A. G. Smith, A. Junghans, A. Kimura, A. Manna, A. Masi, A. Mazzone, A. Mengoni, A. Musumarra, A. Negret, A. Oprea, A. Pavlik, A. Saxena, A. Sekhar, A. Stamatopoulos, A. Tarife\\~no-Saldivia, A. Tsinganis, A. Ventura, A. Wallner, B. Fern\\', C. Domingo-Pardo, C. Guerrero, C. Lederer-Woods, C. Massimi, C. Petrone, C. Rubbia, D. Bosnar, D. Calvo, D. Cano-Ott, D. G. Jenkins, D. Kurtulgil, D. Macina, D. Ramos-Doval, D. Rochman, D. Schumann, D. Vescovi, E. A. Maugeri, E. Berthoumieux, E. Chiaveri, E. Dupont, E. Gonz\\'alez-Romero, E. Mendoza, E. Pirovano, ez-Dom\\'inguez, F. Calvi\\~no, F. Cerutti, F. Gunsing, F. K\\\"appeler, F. Mingrone, F. Og\\'allar, G. Cort\\'es, G. Tagliente, G. Vannini, H. Harada, H. Leeb, I. Dur\\'an, I. F. Gon\\c{c}alves, I. Knapova, I. Ladarescu, I. Porras, J. Andrzejewski, J. Balibrea-Correa, J. Billowes, J. Heyse, J. Lerendegui-Marco, J. L. Tain, J. Moreno-Soto, J. M. Quesada, J. Perkowski, J. Praena, J. Ulrich, K. G\\\"obel, L. A. Damone, L. Audouin, L. Caballero, L. Cosentino, L. Persanti, L. Tassan-Got, M. A. Cort\\'es-Giraldo, M.A. Mill\\'an-Callado, M. Bacak, M. Barbagallo, M. Busso, M. Caama\\~no, M. Calviani, M. Diakaki, M. Dietz, M. Kokkoris, M. Krti\\v{c}ka, M. Mastromarco, M. Sabat\\'e-Gilarte, M.T. Rodr\\'iguez Gonz\\'alez, N. Colonna, N. Patronis, N. V. Sosnin, O. Aberle, P. Finocchiaro, P. J. Davies, P. J. Woods, P. Mastinu, P. M. Milazzo, P. Schillebeeckx, P. Sprung, P. Torres-S\\'anchez, P. Vaz, P. \\v{Z}ugec, Q. Ducasse, R. Dressler, R. Garg, R. Reifarth, R. Vlastou, S. Amaducci, S. Bennett, S. Cristallo, S. Gilardoni, S. Heinitz, S. J. Lonsdale, S. Urlass, S. Valenta, Th. Thomas, T. Martinez, T. Rauscher, T. Wright, V. Alcayne, V. Babiano-Su\\'arez, V. Furman, V. Michalopoulou, V. Variale, V. Vlachoudis, Y. Kadi, Y. Kopatch, Z. Eleme","submitted_at":"2020-12-18T17:27:10Z","abstract_excerpt":"i-TED is an innovative detection system which exploits Compton imaging techniques to achieve a superior signal-to-background ratio in ($n,\\gamma$) cross-section measurements using time-of-flight technique. This work presents the first experimental validation of the i-TED apparatus for high-resolution time-of-flight experiments and demonstrates for the first time the concept proposed for background rejection. To this aim both $^{197}$Au($n,\\gamma$) and $^{56}$Fe($n, \\gamma$) reactions were measured at CERN n\\_TOF using an i-TED demonstrator based on only three position-sensitive detectors. Two "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.10374","kind":"arxiv","version":1},"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/2012.10374/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T09:21:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EHyO+KrJn80LOxu+CZB7sfFgSIZMSJWDfR6dYVw2nQg+5HXhm/E74Efb5T8SIMSLFBAUrVJYo83KTM4DNpSTDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T10:59:39.751205Z"},"content_sha256":"2e0041f76365e1eec2c7936c7fccbe31af44258ac37655fb86a1c4ed11597388","schema_version":"1.0","event_id":"sha256:2e0041f76365e1eec2c7936c7fccbe31af44258ac37655fb86a1c4ed11597388"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VSD7WYZGM65LD2JB2MRUG3QQ3H/bundle.json","state_url":"https://pith.science/pith/VSD7WYZGM65LD2JB2MRUG3QQ3H/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VSD7WYZGM65LD2JB2MRUG3QQ3H/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":"2026-08-15T10:59:39Z","links":{"resolver":"https://pith.science/pith/VSD7WYZGM65LD2JB2MRUG3QQ3H","bundle":"https://pith.science/pith/VSD7WYZGM65LD2JB2MRUG3QQ3H/bundle.json","state":"https://pith.science/pith/VSD7WYZGM65LD2JB2MRUG3QQ3H/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VSD7WYZGM65LD2JB2MRUG3QQ3H/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:VSD7WYZGM65LD2JB2MRUG3QQ3H","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":"637b1ebb80ba22ce85b2764bd3d8c36ba7d7482485bbfd8ad778938f848a8605","cross_cats_sorted":["astro-ph.IM","nucl-ex"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2020-12-18T17:27:10Z","title_canon_sha256":"fbabf5d4e0ca2e6139a80aa5ed5b7d25c1b87e1273f2f2949a549291afac7330"},"schema_version":"1.0","source":{"id":"2012.10374","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.10374","created_at":"2026-07-05T09:21:23Z"},{"alias_kind":"arxiv_version","alias_value":"2012.10374v1","created_at":"2026-07-05T09:21:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.10374","created_at":"2026-07-05T09:21:23Z"},{"alias_kind":"pith_short_12","alias_value":"VSD7WYZGM65L","created_at":"2026-07-05T09:21:23Z"},{"alias_kind":"pith_short_16","alias_value":"VSD7WYZGM65LD2JB","created_at":"2026-07-05T09:21:23Z"},{"alias_kind":"pith_short_8","alias_value":"VSD7WYZG","created_at":"2026-07-05T09:21:23Z"}],"graph_snapshots":[{"event_id":"sha256:2e0041f76365e1eec2c7936c7fccbe31af44258ac37655fb86a1c4ed11597388","target":"graph","created_at":"2026-07-05T09:21:23Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2012.10374/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"i-TED is an innovative detection system which exploits Compton imaging techniques to achieve a superior signal-to-background ratio in ($n,\\gamma$) cross-section measurements using time-of-flight technique. This work presents the first experimental validation of the i-TED apparatus for high-resolution time-of-flight experiments and demonstrates for the first time the concept proposed for background rejection. To this aim both $^{197}$Au($n,\\gamma$) and $^{56}$Fe($n, \\gamma$) reactions were measured at CERN n\\_TOF using an i-TED demonstrator based on only three position-sensitive detectors. Two ","authors_text":"A. Brown, A. Casanovas, A. Ferrari, A. Gawlik, A. G. Smith, A. Junghans, A. Kimura, A. Manna, A. Masi, A. Mazzone, A. Mengoni, A. Musumarra, A. Negret, A. Oprea, A. Pavlik, A. Saxena, A. Sekhar, A. Stamatopoulos, A. Tarife\\~no-Saldivia, A. Tsinganis, A. Ventura, A. Wallner, B. Fern\\', C. Domingo-Pardo, C. Guerrero, C. Lederer-Woods, C. Massimi, C. Petrone, C. Rubbia, D. Bosnar, D. Calvo, D. Cano-Ott, D. G. Jenkins, D. Kurtulgil, D. Macina, D. Ramos-Doval, D. Rochman, D. Schumann, D. Vescovi, E. A. Maugeri, E. Berthoumieux, E. Chiaveri, E. Dupont, E. Gonz\\'alez-Romero, E. Mendoza, E. Pirovano, ez-Dom\\'inguez, F. Calvi\\~no, F. Cerutti, F. Gunsing, F. K\\\"appeler, F. Mingrone, F. Og\\'allar, G. Cort\\'es, G. Tagliente, G. Vannini, H. Harada, H. Leeb, I. Dur\\'an, I. F. Gon\\c{c}alves, I. Knapova, I. Ladarescu, I. Porras, J. Andrzejewski, J. Balibrea-Correa, J. Billowes, J. Heyse, J. Lerendegui-Marco, J. L. Tain, J. Moreno-Soto, J. M. Quesada, J. Perkowski, J. Praena, J. Ulrich, K. G\\\"obel, L. A. Damone, L. Audouin, L. Caballero, L. Cosentino, L. Persanti, L. Tassan-Got, M. A. Cort\\'es-Giraldo, M.A. Mill\\'an-Callado, M. Bacak, M. Barbagallo, M. Busso, M. Caama\\~no, M. Calviani, M. Diakaki, M. Dietz, M. Kokkoris, M. Krti\\v{c}ka, M. Mastromarco, M. Sabat\\'e-Gilarte, M.T. Rodr\\'iguez Gonz\\'alez, N. Colonna, N. Patronis, N. V. Sosnin, O. Aberle, P. Finocchiaro, P. J. Davies, P. J. Woods, P. Mastinu, P. M. Milazzo, P. Schillebeeckx, P. Sprung, P. Torres-S\\'anchez, P. Vaz, P. \\v{Z}ugec, Q. Ducasse, R. Dressler, R. Garg, R. Reifarth, R. Vlastou, S. Amaducci, S. Bennett, S. Cristallo, S. Gilardoni, S. Heinitz, S. J. Lonsdale, S. Urlass, S. Valenta, Th. Thomas, T. Martinez, T. Rauscher, T. Wright, V. Alcayne, V. Babiano-Su\\'arez, V. Furman, V. Michalopoulou, V. Variale, V. Vlachoudis, Y. Kadi, Y. Kopatch, Z. Eleme","cross_cats":["astro-ph.IM","nucl-ex"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2020-12-18T17:27:10Z","title":"Imaging neutron capture cross sections: i-TED proof-of-concept and future prospects based on Machine-Learning techniques"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.10374","kind":"arxiv","version":1},"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":"sha256:7b2f768b6086ef5ee47b59393a01ba447797caa0910fb358b2e463e324b1b7d6","target":"record","created_at":"2026-07-05T09:21:23Z","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":"637b1ebb80ba22ce85b2764bd3d8c36ba7d7482485bbfd8ad778938f848a8605","cross_cats_sorted":["astro-ph.IM","nucl-ex"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2020-12-18T17:27:10Z","title_canon_sha256":"fbabf5d4e0ca2e6139a80aa5ed5b7d25c1b87e1273f2f2949a549291afac7330"},"schema_version":"1.0","source":{"id":"2012.10374","kind":"arxiv","version":1}},"canonical_sha256":"ac87fb632667bab1e921d323436e10d9d454c43dc558bcf45231b660ba702305","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ac87fb632667bab1e921d323436e10d9d454c43dc558bcf45231b660ba702305","first_computed_at":"2026-07-05T09:21:23.960891Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:21:23.960891Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Vydqh7jfrcnRSN8zTNI1vSm6K2A8XHaFvS3hGekC29dr3IRS35neEC7GYmV/Ns8x9/5RmDGSO/Z3kzg6hwgtAw==","signature_status":"signed_v1","signed_at":"2026-07-05T09:21:23.961371Z","signed_message":"canonical_sha256_bytes"},"source_id":"2012.10374","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7b2f768b6086ef5ee47b59393a01ba447797caa0910fb358b2e463e324b1b7d6","sha256:2e0041f76365e1eec2c7936c7fccbe31af44258ac37655fb86a1c4ed11597388"],"state_sha256":"ed633ff0163b9913ddb8cfbae211543258ab556123e1c904f549855ca1930f84"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pAnuvsVMUX7AOcfysIjz5kZDYWeKtOLNFjqZHsHqZCInyaMYOC1gBYw5b+FChgz6N//AodYTCCEK0pxIHfbjDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T10:59:39.755052Z","bundle_sha256":"cceea6a708383710732019b83fb83cdb479787afd6c85dbf06319b1bf80ef8f2"}}