{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1995:O6NLGN2ZQQROCDD7UIYF6Q3N4V","short_pith_number":"pith:O6NLGN2Z","canonical_record":{"source":{"id":"hep-ph/9507352","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1995-07-20T13:35:47Z","cross_cats_sorted":["astro-ph"],"title_canon_sha256":"d1945a93e021bbf41a8b068232c9d2c757b1b6724cadaf2b596ab62cc360b0e7","abstract_canon_sha256":"5954ed21776b838dfd1132b4cc7df7f824fd5acae5e76c49568431fe29b6bfe8"},"schema_version":"1.0"},"canonical_sha256":"779ab337598422e10c7fa2305f436de5550dae4019fd2d225aedb65c0602324b","source":{"kind":"arxiv","id":"hep-ph/9507352","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9507352","created_at":"2026-05-18T04:32:09Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9507352v1","created_at":"2026-05-18T04:32:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9507352","created_at":"2026-05-18T04:32:09Z"},{"alias_kind":"pith_short_12","alias_value":"O6NLGN2ZQQRO","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"O6NLGN2ZQQROCDD7","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"O6NLGN2Z","created_at":"2026-05-18T12:25:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1995:O6NLGN2ZQQROCDD7UIYF6Q3N4V","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/9507352","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1995-07-20T13:35:47Z","cross_cats_sorted":["astro-ph"],"title_canon_sha256":"d1945a93e021bbf41a8b068232c9d2c757b1b6724cadaf2b596ab62cc360b0e7","abstract_canon_sha256":"5954ed21776b838dfd1132b4cc7df7f824fd5acae5e76c49568431fe29b6bfe8"},"schema_version":"1.0"},"canonical_sha256":"779ab337598422e10c7fa2305f436de5550dae4019fd2d225aedb65c0602324b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:32:09.993229Z","signature_b64":"P7bRjcRROe6jaMAkr28T8HSgqqgWB4bOzWeM2rv4z10XBpR8fzHw9s8VvjOXvsbVy/JmgOJtoV83f3IgLK4tCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"779ab337598422e10c7fa2305f436de5550dae4019fd2d225aedb65c0602324b","last_reissued_at":"2026-05-18T04:32:09.992717Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:32:09.992717Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/9507352","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":"2026-05-18T04:32:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LRIYTM6IKf1E1GQaXyWcaF51UdByF9YbVctw7hyMte5Chjbp7kUVARKgd9LI86UmEtFu6fJAgOLkKS+4u+Y+Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T22:45:40.204018Z"},"content_sha256":"e93d93540a8fea729e9bbe21a92fa2d6f7851f82530b6d48a040a75e4ca3722a","schema_version":"1.0","event_id":"sha256:e93d93540a8fea729e9bbe21a92fa2d6f7851f82530b6d48a040a75e4ca3722a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1995:O6NLGN2ZQQROCDD7UIYF6Q3N4V","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Just So? Vacuum Oscillations and MSW: An Update","license":"","headline":"","cross_cats":["astro-ph"],"primary_cat":"hep-ph","authors_text":"E. Calabresu, G. Fiorentini, M. Lissia, N. Ferrari","submitted_at":"1995-07-20T13:35:47Z","abstract_excerpt":"We find that vacuum oscillations (VO), large-mixing-angle and small-mixing-angle MSW solutions to the solar neutrino problem (SNP) give all very good fits to the most recent results. Measurements of the $^7$Be flux can, in some cases, discriminate between different solutions to the SNP; in particular, VO allow $^7$Be fluxes almost as large as the one predicted by the SSM. We find that no evidence for seasonal variations can be extracted from present data, but that the large statistics of SuperKamiokande should make possible to study a significant portion of the presently allowed parameter spac"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9507352","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":"2026-05-18T04:32:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eGwu/goX7yFTRsqZpOktxMwliFYSTr69j7ZEMQ75wD2R/xEOHSujFGem65NjxfZjcQdLT2riKRoWx+rUUlBlBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T22:45:40.204381Z"},"content_sha256":"369595de5ad16783b0afc36b8c7b11afa9f6913fcfe13017b412c4598202ae20","schema_version":"1.0","event_id":"sha256:369595de5ad16783b0afc36b8c7b11afa9f6913fcfe13017b412c4598202ae20"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/O6NLGN2ZQQROCDD7UIYF6Q3N4V/bundle.json","state_url":"https://pith.science/pith/O6NLGN2ZQQROCDD7UIYF6Q3N4V/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/O6NLGN2ZQQROCDD7UIYF6Q3N4V/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":"2026-06-01T22:45:40Z","links":{"resolver":"https://pith.science/pith/O6NLGN2ZQQROCDD7UIYF6Q3N4V","bundle":"https://pith.science/pith/O6NLGN2ZQQROCDD7UIYF6Q3N4V/bundle.json","state":"https://pith.science/pith/O6NLGN2ZQQROCDD7UIYF6Q3N4V/state.json","well_known_bundle":"https://pith.science/.well-known/pith/O6NLGN2ZQQROCDD7UIYF6Q3N4V/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1995:O6NLGN2ZQQROCDD7UIYF6Q3N4V","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":"5954ed21776b838dfd1132b4cc7df7f824fd5acae5e76c49568431fe29b6bfe8","cross_cats_sorted":["astro-ph"],"license":"","primary_cat":"hep-ph","submitted_at":"1995-07-20T13:35:47Z","title_canon_sha256":"d1945a93e021bbf41a8b068232c9d2c757b1b6724cadaf2b596ab62cc360b0e7"},"schema_version":"1.0","source":{"id":"hep-ph/9507352","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9507352","created_at":"2026-05-18T04:32:09Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9507352v1","created_at":"2026-05-18T04:32:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9507352","created_at":"2026-05-18T04:32:09Z"},{"alias_kind":"pith_short_12","alias_value":"O6NLGN2ZQQRO","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"O6NLGN2ZQQROCDD7","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"O6NLGN2Z","created_at":"2026-05-18T12:25:47Z"}],"graph_snapshots":[{"event_id":"sha256:369595de5ad16783b0afc36b8c7b11afa9f6913fcfe13017b412c4598202ae20","target":"graph","created_at":"2026-05-18T04:32:09Z","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":"We find that vacuum oscillations (VO), large-mixing-angle and small-mixing-angle MSW solutions to the solar neutrino problem (SNP) give all very good fits to the most recent results. Measurements of the $^7$Be flux can, in some cases, discriminate between different solutions to the SNP; in particular, VO allow $^7$Be fluxes almost as large as the one predicted by the SSM. We find that no evidence for seasonal variations can be extracted from present data, but that the large statistics of SuperKamiokande should make possible to study a significant portion of the presently allowed parameter spac","authors_text":"E. Calabresu, G. Fiorentini, M. Lissia, N. Ferrari","cross_cats":["astro-ph"],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"1995-07-20T13:35:47Z","title":"Just So? Vacuum Oscillations and MSW: An Update"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9507352","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:e93d93540a8fea729e9bbe21a92fa2d6f7851f82530b6d48a040a75e4ca3722a","target":"record","created_at":"2026-05-18T04:32:09Z","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":"5954ed21776b838dfd1132b4cc7df7f824fd5acae5e76c49568431fe29b6bfe8","cross_cats_sorted":["astro-ph"],"license":"","primary_cat":"hep-ph","submitted_at":"1995-07-20T13:35:47Z","title_canon_sha256":"d1945a93e021bbf41a8b068232c9d2c757b1b6724cadaf2b596ab62cc360b0e7"},"schema_version":"1.0","source":{"id":"hep-ph/9507352","kind":"arxiv","version":1}},"canonical_sha256":"779ab337598422e10c7fa2305f436de5550dae4019fd2d225aedb65c0602324b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"779ab337598422e10c7fa2305f436de5550dae4019fd2d225aedb65c0602324b","first_computed_at":"2026-05-18T04:32:09.992717Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:32:09.992717Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"P7bRjcRROe6jaMAkr28T8HSgqqgWB4bOzWeM2rv4z10XBpR8fzHw9s8VvjOXvsbVy/JmgOJtoV83f3IgLK4tCA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:32:09.993229Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/9507352","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e93d93540a8fea729e9bbe21a92fa2d6f7851f82530b6d48a040a75e4ca3722a","sha256:369595de5ad16783b0afc36b8c7b11afa9f6913fcfe13017b412c4598202ae20"],"state_sha256":"e3fcd6ee1c10ce9faf41eda2d5277c1ff11389e5e5bbf8eed6214c732783a5b4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K/mWxV/e1UrLC1ffB+DwCHEbAFDviyk5wzH/lwR3h+abOZSSWcuMFxR0MjnCuVwt9sjzxYmSJUnWq2LD/sUJBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T22:45:40.206552Z","bundle_sha256":"44cb734c5c8a7037fd81993695fe82703ef565f0063d48b7ceb2bfdde990d7b8"}}