{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1999:SVCKSQUA7NDDFLS6ZIGSMFOIKI","short_pith_number":"pith:SVCKSQUA","canonical_record":{"source":{"id":"hep-ph/9903408","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1999-03-19T04:06:26Z","cross_cats_sorted":[],"title_canon_sha256":"265164c88732cd61cc603404fc9ae6a8bc64459b5e4c2b7e5559749812a40ed9","abstract_canon_sha256":"4070857c51f98800f30efa3f14ab90260e78f92e81a168efb33b71e6221b86bd"},"schema_version":"1.0"},"canonical_sha256":"9544a94280fb4632ae5eca0d2615c85214c9d0d2ff9a72e73a7d80023056842c","source":{"kind":"arxiv","id":"hep-ph/9903408","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9903408","created_at":"2026-07-04T15:27:25Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9903408v2","created_at":"2026-07-04T15:27:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9903408","created_at":"2026-07-04T15:27:25Z"},{"alias_kind":"pith_short_12","alias_value":"SVCKSQUA7NDD","created_at":"2026-07-04T15:27:25Z"},{"alias_kind":"pith_short_16","alias_value":"SVCKSQUA7NDDFLS6","created_at":"2026-07-04T15:27:25Z"},{"alias_kind":"pith_short_8","alias_value":"SVCKSQUA","created_at":"2026-07-04T15:27:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1999:SVCKSQUA7NDDFLS6ZIGSMFOIKI","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/9903408","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1999-03-19T04:06:26Z","cross_cats_sorted":[],"title_canon_sha256":"265164c88732cd61cc603404fc9ae6a8bc64459b5e4c2b7e5559749812a40ed9","abstract_canon_sha256":"4070857c51f98800f30efa3f14ab90260e78f92e81a168efb33b71e6221b86bd"},"schema_version":"1.0"},"canonical_sha256":"9544a94280fb4632ae5eca0d2615c85214c9d0d2ff9a72e73a7d80023056842c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:27:25.918469Z","signature_b64":"tFy8j40tOYU9m5RN+RjBtfWNlCjtgjBpRYNBlUu85f068DT81W9aN0rRblFC9XrWN1PiVDNZTKeKeaASD3RXAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9544a94280fb4632ae5eca0d2615c85214c9d0d2ff9a72e73a7d80023056842c","last_reissued_at":"2026-07-04T15:27:25.918083Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:27:25.918083Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/9903408","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":"2026-07-04T15:27:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tQSMMF1a+GCkB8SCVxRMmwzoa8XBEBz/Vz63SGEGT9EPYqHP2ZrBI1k0VehSKIg2n4FLFVKw9QQvGrBTcDDFBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T05:27:26.984405Z"},"content_sha256":"930188a6d4717e30662e0d08b4874b3bd6578305b3f9775d52bd043e218dcae0","schema_version":"1.0","event_id":"sha256:930188a6d4717e30662e0d08b4874b3bd6578305b3f9775d52bd043e218dcae0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1999:SVCKSQUA7NDDFLS6ZIGSMFOIKI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"L/E-Flatness of the Electron-Like Event Ratio in Super-Kamiokande and a Degeneracy in Neutrino Masses","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"D. V. Ahluwalia, I. Stancu","submitted_at":"1999-03-19T04:06:26Z","abstract_excerpt":"We show that the L/E-flatness of the electron-like event ratio in the Super-Kamiokande atmospheric neutrino data implies the equality of the expectation values for the muon and tau neutrino masses. We establish this result by obtaining a set of three constraints on the neutrino-oscillation mixing matrix as contained in the indicated flatness. The resulting 3x3 neutrino-oscillation matrix depends only on one angle. A remarkable result that follows directly from this matrix is the consistency between the mixing angles observed by LSND and Super-Kamiokande."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9903408","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/hep-ph/9903408/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":"2026-07-04T15:27:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ofx1+uPQjNR2v2JuDpHLJzLhkQVn4R3V0oIC19rK8YGdIh0A3YjeJxBbfRXY0PVxlcG0kyfzeJIy8wQBSRQyAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T05:27:26.984897Z"},"content_sha256":"b0fa5586b6041bbbf673bfc602958fc2c94e267f536c5ee35e04c38485f94aed","schema_version":"1.0","event_id":"sha256:b0fa5586b6041bbbf673bfc602958fc2c94e267f536c5ee35e04c38485f94aed"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SVCKSQUA7NDDFLS6ZIGSMFOIKI/bundle.json","state_url":"https://pith.science/pith/SVCKSQUA7NDDFLS6ZIGSMFOIKI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SVCKSQUA7NDDFLS6ZIGSMFOIKI/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":"2026-08-06T05:27:26Z","links":{"resolver":"https://pith.science/pith/SVCKSQUA7NDDFLS6ZIGSMFOIKI","bundle":"https://pith.science/pith/SVCKSQUA7NDDFLS6ZIGSMFOIKI/bundle.json","state":"https://pith.science/pith/SVCKSQUA7NDDFLS6ZIGSMFOIKI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SVCKSQUA7NDDFLS6ZIGSMFOIKI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1999:SVCKSQUA7NDDFLS6ZIGSMFOIKI","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":"4070857c51f98800f30efa3f14ab90260e78f92e81a168efb33b71e6221b86bd","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1999-03-19T04:06:26Z","title_canon_sha256":"265164c88732cd61cc603404fc9ae6a8bc64459b5e4c2b7e5559749812a40ed9"},"schema_version":"1.0","source":{"id":"hep-ph/9903408","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9903408","created_at":"2026-07-04T15:27:25Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9903408v2","created_at":"2026-07-04T15:27:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9903408","created_at":"2026-07-04T15:27:25Z"},{"alias_kind":"pith_short_12","alias_value":"SVCKSQUA7NDD","created_at":"2026-07-04T15:27:25Z"},{"alias_kind":"pith_short_16","alias_value":"SVCKSQUA7NDDFLS6","created_at":"2026-07-04T15:27:25Z"},{"alias_kind":"pith_short_8","alias_value":"SVCKSQUA","created_at":"2026-07-04T15:27:25Z"}],"graph_snapshots":[{"event_id":"sha256:b0fa5586b6041bbbf673bfc602958fc2c94e267f536c5ee35e04c38485f94aed","target":"graph","created_at":"2026-07-04T15:27:25Z","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/hep-ph/9903408/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We show that the L/E-flatness of the electron-like event ratio in the Super-Kamiokande atmospheric neutrino data implies the equality of the expectation values for the muon and tau neutrino masses. We establish this result by obtaining a set of three constraints on the neutrino-oscillation mixing matrix as contained in the indicated flatness. The resulting 3x3 neutrino-oscillation matrix depends only on one angle. A remarkable result that follows directly from this matrix is the consistency between the mixing angles observed by LSND and Super-Kamiokande.","authors_text":"D. V. Ahluwalia, I. Stancu","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"1999-03-19T04:06:26Z","title":"L/E-Flatness of the Electron-Like Event Ratio in Super-Kamiokande and a Degeneracy in Neutrino Masses"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9903408","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":"sha256:930188a6d4717e30662e0d08b4874b3bd6578305b3f9775d52bd043e218dcae0","target":"record","created_at":"2026-07-04T15:27:25Z","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":"4070857c51f98800f30efa3f14ab90260e78f92e81a168efb33b71e6221b86bd","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1999-03-19T04:06:26Z","title_canon_sha256":"265164c88732cd61cc603404fc9ae6a8bc64459b5e4c2b7e5559749812a40ed9"},"schema_version":"1.0","source":{"id":"hep-ph/9903408","kind":"arxiv","version":2}},"canonical_sha256":"9544a94280fb4632ae5eca0d2615c85214c9d0d2ff9a72e73a7d80023056842c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9544a94280fb4632ae5eca0d2615c85214c9d0d2ff9a72e73a7d80023056842c","first_computed_at":"2026-07-04T15:27:25.918083Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:27:25.918083Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tFy8j40tOYU9m5RN+RjBtfWNlCjtgjBpRYNBlUu85f068DT81W9aN0rRblFC9XrWN1PiVDNZTKeKeaASD3RXAw==","signature_status":"signed_v1","signed_at":"2026-07-04T15:27:25.918469Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/9903408","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:930188a6d4717e30662e0d08b4874b3bd6578305b3f9775d52bd043e218dcae0","sha256:b0fa5586b6041bbbf673bfc602958fc2c94e267f536c5ee35e04c38485f94aed"],"state_sha256":"ef5d17fd82b9da786e5bb88c7de6eefa1303659ec9bd9148952b97ec0d092b2e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+h975rALcapWAQNSj7NLYBEiSYG7VfvLwh3KQjiCHVTznqKi8ytFxvDptv2rVj0iZ/uFb8q4EZZfhJRYveaHDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T05:27:26.988776Z","bundle_sha256":"463cbfc15a92401e4cf13a7b6a1206c1737a1583fabb15dc981066fe45ed541f"}}