{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:3SR2MW2DT7UEZZ7VADLCSFSUBA","short_pith_number":"pith:3SR2MW2D","canonical_record":{"source":{"id":"1912.11039","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2019-12-21T02:13:43Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"80d6bf547ed78492ebf60e5e32fadf1678a608e78eae5da05586cd8a986dad4b","abstract_canon_sha256":"6e809fe6a861e5a2867c8f3bc1479363f87568ddb08a95ca66e672cd2e9cb20c"},"schema_version":"1.0"},"canonical_sha256":"dca3a65b439fe84ce7f500d62916540814244369837590091ca090f507b657ab","source":{"kind":"arxiv","id":"1912.11039","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1912.11039","created_at":"2026-07-05T00:28:16Z"},{"alias_kind":"arxiv_version","alias_value":"1912.11039v1","created_at":"2026-07-05T00:28:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.11039","created_at":"2026-07-05T00:28:16Z"},{"alias_kind":"pith_short_12","alias_value":"3SR2MW2DT7UE","created_at":"2026-07-05T00:28:16Z"},{"alias_kind":"pith_short_16","alias_value":"3SR2MW2DT7UEZZ7V","created_at":"2026-07-05T00:28:16Z"},{"alias_kind":"pith_short_8","alias_value":"3SR2MW2D","created_at":"2026-07-05T00:28:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:3SR2MW2DT7UEZZ7VADLCSFSUBA","target":"record","payload":{"canonical_record":{"source":{"id":"1912.11039","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2019-12-21T02:13:43Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"80d6bf547ed78492ebf60e5e32fadf1678a608e78eae5da05586cd8a986dad4b","abstract_canon_sha256":"6e809fe6a861e5a2867c8f3bc1479363f87568ddb08a95ca66e672cd2e9cb20c"},"schema_version":"1.0"},"canonical_sha256":"dca3a65b439fe84ce7f500d62916540814244369837590091ca090f507b657ab","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:28:16.314452Z","signature_b64":"/GqcSgOnC7XW6zFqQN5KRjuUx8/CA8soNB3T8o0f7CzKMYmrdreWCu29Eq4s1ZzxD2mjnj2R4O0Gpre8MSL5BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dca3a65b439fe84ce7f500d62916540814244369837590091ca090f507b657ab","last_reissued_at":"2026-07-05T00:28:16.313931Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:28:16.313931Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1912.11039","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":"2026-07-05T00:28:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kOQZCKsyZaPcqOVHP1wKdlKsSFISOimzVXyE/tf/y/UgcW/oP1QZGKWBcL2XtojoPKq64GzNKQUKgIogrkuQAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-26T11:39:00.196919Z"},"content_sha256":"04817405ee1ae34232cbe835ee6e1be0e589386cb59ea7f7fcd23f029e50ccd8","schema_version":"1.0","event_id":"sha256:04817405ee1ae34232cbe835ee6e1be0e589386cb59ea7f7fcd23f029e50ccd8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:3SR2MW2DT7UEZZ7VADLCSFSUBA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Brazilian Report on Safeguards Application of Reactor Neutrinos","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"physics.ins-det","authors_text":"A. Fernandes Jr., A. M. Trzeciak, A. S. Lopes Jr., D. B. S. Ribeiro, D. M. Souza, E. Kemp, G. Cernicchiaro, G. P. Guedes, H. P. Lima Jr., I. A. Costa, I. M. Pepe, J. A. M. Alfonzo, J. C. Anjos, J. Marcelo, L. F. G. Gonzalez, L. R. Teixeira, M. L. Migliorini, P. Chimenti, P. C. M. A. Farias, R. A. N\\'obrega, W. V. Santos","submitted_at":"2019-12-21T02:13:43Z","abstract_excerpt":"The Neutrinos Angra Experiment is a water-based Cherenkov detector located in the Angra dos Reis nuclear power plant. The experiment has completed a major step by finishing the commissioning of the detector and the data acquisition system at the experimental site. The experiment was designed to detect the electron antineutrinos produced by the nuclear reactor with the main purpose to demonstrate the feasibility of monitoring the reactor activity using an antineutrino detector. This effort is within the context of the International Atomic Energy Agency (IAEA) program to identify potential and n"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.11039","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/1912.11039/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":"2026-07-05T00:28:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MiUlnJ6q8N/1qSgCIb2/ow8AfckDeY0vNpiUnHEInQpiJptJWQWk8pM5XhYsWN920uPfSkg76+yzMIGGKXCdBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-26T11:39:00.197300Z"},"content_sha256":"ca85c67a2406d6880fdc8527f5a1f335106b702f4b8af82b5c5a706403e147d2","schema_version":"1.0","event_id":"sha256:ca85c67a2406d6880fdc8527f5a1f335106b702f4b8af82b5c5a706403e147d2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3SR2MW2DT7UEZZ7VADLCSFSUBA/bundle.json","state_url":"https://pith.science/pith/3SR2MW2DT7UEZZ7VADLCSFSUBA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3SR2MW2DT7UEZZ7VADLCSFSUBA/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":"2026-07-26T11:39:00Z","links":{"resolver":"https://pith.science/pith/3SR2MW2DT7UEZZ7VADLCSFSUBA","bundle":"https://pith.science/pith/3SR2MW2DT7UEZZ7VADLCSFSUBA/bundle.json","state":"https://pith.science/pith/3SR2MW2DT7UEZZ7VADLCSFSUBA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3SR2MW2DT7UEZZ7VADLCSFSUBA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:3SR2MW2DT7UEZZ7VADLCSFSUBA","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":"6e809fe6a861e5a2867c8f3bc1479363f87568ddb08a95ca66e672cd2e9cb20c","cross_cats_sorted":["hep-ex"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2019-12-21T02:13:43Z","title_canon_sha256":"80d6bf547ed78492ebf60e5e32fadf1678a608e78eae5da05586cd8a986dad4b"},"schema_version":"1.0","source":{"id":"1912.11039","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1912.11039","created_at":"2026-07-05T00:28:16Z"},{"alias_kind":"arxiv_version","alias_value":"1912.11039v1","created_at":"2026-07-05T00:28:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.11039","created_at":"2026-07-05T00:28:16Z"},{"alias_kind":"pith_short_12","alias_value":"3SR2MW2DT7UE","created_at":"2026-07-05T00:28:16Z"},{"alias_kind":"pith_short_16","alias_value":"3SR2MW2DT7UEZZ7V","created_at":"2026-07-05T00:28:16Z"},{"alias_kind":"pith_short_8","alias_value":"3SR2MW2D","created_at":"2026-07-05T00:28:16Z"}],"graph_snapshots":[{"event_id":"sha256:ca85c67a2406d6880fdc8527f5a1f335106b702f4b8af82b5c5a706403e147d2","target":"graph","created_at":"2026-07-05T00:28:16Z","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/1912.11039/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The Neutrinos Angra Experiment is a water-based Cherenkov detector located in the Angra dos Reis nuclear power plant. The experiment has completed a major step by finishing the commissioning of the detector and the data acquisition system at the experimental site. The experiment was designed to detect the electron antineutrinos produced by the nuclear reactor with the main purpose to demonstrate the feasibility of monitoring the reactor activity using an antineutrino detector. This effort is within the context of the International Atomic Energy Agency (IAEA) program to identify potential and n","authors_text":"A. Fernandes Jr., A. M. Trzeciak, A. S. Lopes Jr., D. B. S. Ribeiro, D. M. Souza, E. Kemp, G. Cernicchiaro, G. P. Guedes, H. P. Lima Jr., I. A. Costa, I. M. Pepe, J. A. M. Alfonzo, J. C. Anjos, J. Marcelo, L. F. G. Gonzalez, L. R. Teixeira, M. L. Migliorini, P. Chimenti, P. C. M. A. Farias, R. A. N\\'obrega, W. V. Santos","cross_cats":["hep-ex"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2019-12-21T02:13:43Z","title":"Brazilian Report on Safeguards Application of Reactor Neutrinos"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.11039","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":"sha256:04817405ee1ae34232cbe835ee6e1be0e589386cb59ea7f7fcd23f029e50ccd8","target":"record","created_at":"2026-07-05T00:28:16Z","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":"6e809fe6a861e5a2867c8f3bc1479363f87568ddb08a95ca66e672cd2e9cb20c","cross_cats_sorted":["hep-ex"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2019-12-21T02:13:43Z","title_canon_sha256":"80d6bf547ed78492ebf60e5e32fadf1678a608e78eae5da05586cd8a986dad4b"},"schema_version":"1.0","source":{"id":"1912.11039","kind":"arxiv","version":1}},"canonical_sha256":"dca3a65b439fe84ce7f500d62916540814244369837590091ca090f507b657ab","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dca3a65b439fe84ce7f500d62916540814244369837590091ca090f507b657ab","first_computed_at":"2026-07-05T00:28:16.313931Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:28:16.313931Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/GqcSgOnC7XW6zFqQN5KRjuUx8/CA8soNB3T8o0f7CzKMYmrdreWCu29Eq4s1ZzxD2mjnj2R4O0Gpre8MSL5BA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:28:16.314452Z","signed_message":"canonical_sha256_bytes"},"source_id":"1912.11039","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:04817405ee1ae34232cbe835ee6e1be0e589386cb59ea7f7fcd23f029e50ccd8","sha256:ca85c67a2406d6880fdc8527f5a1f335106b702f4b8af82b5c5a706403e147d2"],"state_sha256":"6910ac2e65d8ade052f91fa6a2ff020a201ed14b98663f65abe7b6cb928e1274"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NidIFd7y+TZ+UCFtS3W7dpOTolJzDCLkdSpFB+WzIiiktuTTiq2EZfvC8fZce1s9XgyGlib0WEb+aKoYqkEdBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-26T11:39:00.199817Z","bundle_sha256":"74247f250557e71b6042d1800af7fc6fc64ea5921805c2a5114713165721e39f"}}