{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:WEXP4Y57BUJPRCGNZJVQPUE7KC","short_pith_number":"pith:WEXP4Y57","canonical_record":{"source":{"id":"1408.2864","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-08-12T21:49:26Z","cross_cats_sorted":[],"title_canon_sha256":"608c5776b42517ae69a1ef420d5fbd450a05b8ed4393cbb31665f97162d4274c","abstract_canon_sha256":"1d075ce9f6adb4f2cd3a5f270fd21bc8e4351374fd4861dd0e6b9920e87bd1ae"},"schema_version":"1.0"},"canonical_sha256":"b12efe63bf0d12f888cdca6b07d09f50a4304623db5b43743ef02f1d77b8ffc5","source":{"kind":"arxiv","id":"1408.2864","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1408.2864","created_at":"2026-05-18T02:45:21Z"},{"alias_kind":"arxiv_version","alias_value":"1408.2864v1","created_at":"2026-05-18T02:45:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1408.2864","created_at":"2026-05-18T02:45:21Z"},{"alias_kind":"pith_short_12","alias_value":"WEXP4Y57BUJP","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_16","alias_value":"WEXP4Y57BUJPRCGN","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_8","alias_value":"WEXP4Y57","created_at":"2026-05-18T12:28:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:WEXP4Y57BUJPRCGNZJVQPUE7KC","target":"record","payload":{"canonical_record":{"source":{"id":"1408.2864","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-08-12T21:49:26Z","cross_cats_sorted":[],"title_canon_sha256":"608c5776b42517ae69a1ef420d5fbd450a05b8ed4393cbb31665f97162d4274c","abstract_canon_sha256":"1d075ce9f6adb4f2cd3a5f270fd21bc8e4351374fd4861dd0e6b9920e87bd1ae"},"schema_version":"1.0"},"canonical_sha256":"b12efe63bf0d12f888cdca6b07d09f50a4304623db5b43743ef02f1d77b8ffc5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:45:21.087195Z","signature_b64":"ZNbG+ohp+tO55e+v++a7n98SxqRXre+tM4dIp/egq6eo7ACBhmpvQJBf+S7mlDanafDrAYvVEkWDaxzRGtATCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b12efe63bf0d12f888cdca6b07d09f50a4304623db5b43743ef02f1d77b8ffc5","last_reissued_at":"2026-05-18T02:45:21.086783Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:45:21.086783Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1408.2864","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":"2026-05-18T02:45:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dnKrpLImrkJw8ZYokp50atQcGog3nfhWu3OQwE+ndKPwwcdPW+elA5wxWCJhDaVwDCECxSL3WCw/28c/7kcXCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T20:48:01.992688Z"},"content_sha256":"9db66bc4f9f51b2bca2fe23ac2cabadab4d2fd2d39d0f7a78aa0dcaa989cb0ff","schema_version":"1.0","event_id":"sha256:9db66bc4f9f51b2bca2fe23ac2cabadab4d2fd2d39d0f7a78aa0dcaa989cb0ff"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:WEXP4Y57BUJPRCGNZJVQPUE7KC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Neutrino oscillations: brief history and present status","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"S. M. Bilenky","submitted_at":"2014-08-12T21:49:26Z","abstract_excerpt":"A brief review of the problem of neutrino masses and oscillations is given. In the beginning we present an early history of neutrino masses, mixing and oscillations. Then we discuss all possibilities of neutrino masses and mixing (neutrino mass terms). The phenomenology of neutrino oscillations in vacuum is considered in some details. We present also the neutrino oscillation data and the seesaw mechanism of the neutrino mass generation."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1408.2864","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":""},"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":"2026-05-18T02:45:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2yGnSsVzppXSHOD1rDYNzGO5ksnyeDxmJibMBhabQrYRXpmcWF87EK6rupIjLFdxIciL5OID/xiWlTw1MpvnAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T20:48:01.993033Z"},"content_sha256":"f9d26c261d8f7bc8df5d5d34eba09e276f6cca4735970b4116395ff73a3d4361","schema_version":"1.0","event_id":"sha256:f9d26c261d8f7bc8df5d5d34eba09e276f6cca4735970b4116395ff73a3d4361"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WEXP4Y57BUJPRCGNZJVQPUE7KC/bundle.json","state_url":"https://pith.science/pith/WEXP4Y57BUJPRCGNZJVQPUE7KC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WEXP4Y57BUJPRCGNZJVQPUE7KC/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":"2026-06-05T20:48:01Z","links":{"resolver":"https://pith.science/pith/WEXP4Y57BUJPRCGNZJVQPUE7KC","bundle":"https://pith.science/pith/WEXP4Y57BUJPRCGNZJVQPUE7KC/bundle.json","state":"https://pith.science/pith/WEXP4Y57BUJPRCGNZJVQPUE7KC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WEXP4Y57BUJPRCGNZJVQPUE7KC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:WEXP4Y57BUJPRCGNZJVQPUE7KC","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":"1d075ce9f6adb4f2cd3a5f270fd21bc8e4351374fd4861dd0e6b9920e87bd1ae","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-08-12T21:49:26Z","title_canon_sha256":"608c5776b42517ae69a1ef420d5fbd450a05b8ed4393cbb31665f97162d4274c"},"schema_version":"1.0","source":{"id":"1408.2864","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1408.2864","created_at":"2026-05-18T02:45:21Z"},{"alias_kind":"arxiv_version","alias_value":"1408.2864v1","created_at":"2026-05-18T02:45:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1408.2864","created_at":"2026-05-18T02:45:21Z"},{"alias_kind":"pith_short_12","alias_value":"WEXP4Y57BUJP","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_16","alias_value":"WEXP4Y57BUJPRCGN","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_8","alias_value":"WEXP4Y57","created_at":"2026-05-18T12:28:54Z"}],"graph_snapshots":[{"event_id":"sha256:f9d26c261d8f7bc8df5d5d34eba09e276f6cca4735970b4116395ff73a3d4361","target":"graph","created_at":"2026-05-18T02:45:21Z","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":"A brief review of the problem of neutrino masses and oscillations is given. In the beginning we present an early history of neutrino masses, mixing and oscillations. Then we discuss all possibilities of neutrino masses and mixing (neutrino mass terms). The phenomenology of neutrino oscillations in vacuum is considered in some details. We present also the neutrino oscillation data and the seesaw mechanism of the neutrino mass generation.","authors_text":"S. M. Bilenky","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-08-12T21:49:26Z","title":"Neutrino oscillations: brief history and present status"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1408.2864","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":"sha256:9db66bc4f9f51b2bca2fe23ac2cabadab4d2fd2d39d0f7a78aa0dcaa989cb0ff","target":"record","created_at":"2026-05-18T02:45:21Z","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":"1d075ce9f6adb4f2cd3a5f270fd21bc8e4351374fd4861dd0e6b9920e87bd1ae","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-08-12T21:49:26Z","title_canon_sha256":"608c5776b42517ae69a1ef420d5fbd450a05b8ed4393cbb31665f97162d4274c"},"schema_version":"1.0","source":{"id":"1408.2864","kind":"arxiv","version":1}},"canonical_sha256":"b12efe63bf0d12f888cdca6b07d09f50a4304623db5b43743ef02f1d77b8ffc5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b12efe63bf0d12f888cdca6b07d09f50a4304623db5b43743ef02f1d77b8ffc5","first_computed_at":"2026-05-18T02:45:21.086783Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:45:21.086783Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZNbG+ohp+tO55e+v++a7n98SxqRXre+tM4dIp/egq6eo7ACBhmpvQJBf+S7mlDanafDrAYvVEkWDaxzRGtATCg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:45:21.087195Z","signed_message":"canonical_sha256_bytes"},"source_id":"1408.2864","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9db66bc4f9f51b2bca2fe23ac2cabadab4d2fd2d39d0f7a78aa0dcaa989cb0ff","sha256:f9d26c261d8f7bc8df5d5d34eba09e276f6cca4735970b4116395ff73a3d4361"],"state_sha256":"7e0246735183a1cfde5a46a2b2b035d7da0d4e44e3343358c6ed6b40dade9395"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cMOoNhQeJ6YXJdM8KmmTzTNLkC2xw2J/8e/dH4yZBPof9QMksZoga+yM+iUpUTiHfNclkKDeculfIiaUXiuUBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T20:48:01.995077Z","bundle_sha256":"888f0ec3ca9f598f8d7e44e8b4ab463766c8781315a0c755fb4a7fbe4e542996"}}