{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:E6YFQCQG6MXUAY5LWKJ3E2DUAA","short_pith_number":"pith:E6YFQCQG","canonical_record":{"source":{"id":"1507.07030","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-07-24T21:51:26Z","cross_cats_sorted":[],"title_canon_sha256":"ca8a1dfee34afbb48fa983311e259b76a1b235c2e55b793f5c6da234b876b8aa","abstract_canon_sha256":"760d0e0f1a7346b7e88f627b1dcf0298297d4b59116646711c7ebdbe979606a2"},"schema_version":"1.0"},"canonical_sha256":"27b0580a06f32f4063abb293b26874001463ee3a8a67f816ab5ad6bb3ccac273","source":{"kind":"arxiv","id":"1507.07030","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.07030","created_at":"2026-05-18T01:29:45Z"},{"alias_kind":"arxiv_version","alias_value":"1507.07030v2","created_at":"2026-05-18T01:29:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.07030","created_at":"2026-05-18T01:29:45Z"},{"alias_kind":"pith_short_12","alias_value":"E6YFQCQG6MXU","created_at":"2026-05-18T12:29:19Z"},{"alias_kind":"pith_short_16","alias_value":"E6YFQCQG6MXUAY5L","created_at":"2026-05-18T12:29:19Z"},{"alias_kind":"pith_short_8","alias_value":"E6YFQCQG","created_at":"2026-05-18T12:29:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:E6YFQCQG6MXUAY5LWKJ3E2DUAA","target":"record","payload":{"canonical_record":{"source":{"id":"1507.07030","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-07-24T21:51:26Z","cross_cats_sorted":[],"title_canon_sha256":"ca8a1dfee34afbb48fa983311e259b76a1b235c2e55b793f5c6da234b876b8aa","abstract_canon_sha256":"760d0e0f1a7346b7e88f627b1dcf0298297d4b59116646711c7ebdbe979606a2"},"schema_version":"1.0"},"canonical_sha256":"27b0580a06f32f4063abb293b26874001463ee3a8a67f816ab5ad6bb3ccac273","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:29:45.282739Z","signature_b64":"kZ4QQhS/T3RgKXPVjOEPTsHPJxF+wjxDWA+aa7pbhbKYg1ZuZ8HM1vgLRbgqAcitBXEoHKidbxpPDIeogxxKDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"27b0580a06f32f4063abb293b26874001463ee3a8a67f816ab5ad6bb3ccac273","last_reissued_at":"2026-05-18T01:29:45.282362Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:29:45.282362Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1507.07030","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":"2026-05-18T01:29:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Cm5EcHcZHqTMD6vuEssn3V/s71apgZxL4EQKX8SY4xTtJhrVS7XYTrvBjZL2quvFZFvcZRbHWRu5/Yj25uhgAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T15:54:26.564416Z"},"content_sha256":"cb6416b481cb57da57ead5fac2f8a3a73024c834a59c02bc4c2aee558167d4f8","schema_version":"1.0","event_id":"sha256:cb6416b481cb57da57ead5fac2f8a3a73024c834a59c02bc4c2aee558167d4f8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:E6YFQCQG6MXUAY5LWKJ3E2DUAA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Generating $\\theta_{13}$ from sterile neutrinos in $\\mu - \\tau$ symmetric models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Abdel P\\'erez-Lorenzana, Diana C. Rivera-Agudelo","submitted_at":"2015-07-24T21:51:26Z","abstract_excerpt":"The smallness of the $\\theta_{13}$ mixing angle as observed in neutrino oscillation experiments can be understood through an approximated $\\mu - \\tau$ exchange symmetry in the neutrino mass matrix. Using recent oscillation neutrino data, but assuming no \\textit{CP} violation, we study $\\mu-\\tau$ breaking parameter space to establish the conditions under which such a breaking could have a perturbative origin. According to the so-obtained conditions, we suggest that a sterile neutrino, matching LSND/MiniBooNE neutrino oscillation results, could provide the necessary ingredients to properly fix a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.07030","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":""},"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":"2026-05-18T01:29:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"R400udpsq98UMAsil2P0empmiwCcPAr0rtivyICd/4o+aNyZh5xFF77bRD6uOIXM5yBdEVZOvk9cXut4A8mRCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T15:54:26.565026Z"},"content_sha256":"2478e7bade080d74710a7542cfac06fd7ef00148c7480f893484474471a2c411","schema_version":"1.0","event_id":"sha256:2478e7bade080d74710a7542cfac06fd7ef00148c7480f893484474471a2c411"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/E6YFQCQG6MXUAY5LWKJ3E2DUAA/bundle.json","state_url":"https://pith.science/pith/E6YFQCQG6MXUAY5LWKJ3E2DUAA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/E6YFQCQG6MXUAY5LWKJ3E2DUAA/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":"2026-06-07T15:54:26Z","links":{"resolver":"https://pith.science/pith/E6YFQCQG6MXUAY5LWKJ3E2DUAA","bundle":"https://pith.science/pith/E6YFQCQG6MXUAY5LWKJ3E2DUAA/bundle.json","state":"https://pith.science/pith/E6YFQCQG6MXUAY5LWKJ3E2DUAA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/E6YFQCQG6MXUAY5LWKJ3E2DUAA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:E6YFQCQG6MXUAY5LWKJ3E2DUAA","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":"760d0e0f1a7346b7e88f627b1dcf0298297d4b59116646711c7ebdbe979606a2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-07-24T21:51:26Z","title_canon_sha256":"ca8a1dfee34afbb48fa983311e259b76a1b235c2e55b793f5c6da234b876b8aa"},"schema_version":"1.0","source":{"id":"1507.07030","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.07030","created_at":"2026-05-18T01:29:45Z"},{"alias_kind":"arxiv_version","alias_value":"1507.07030v2","created_at":"2026-05-18T01:29:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.07030","created_at":"2026-05-18T01:29:45Z"},{"alias_kind":"pith_short_12","alias_value":"E6YFQCQG6MXU","created_at":"2026-05-18T12:29:19Z"},{"alias_kind":"pith_short_16","alias_value":"E6YFQCQG6MXUAY5L","created_at":"2026-05-18T12:29:19Z"},{"alias_kind":"pith_short_8","alias_value":"E6YFQCQG","created_at":"2026-05-18T12:29:19Z"}],"graph_snapshots":[{"event_id":"sha256:2478e7bade080d74710a7542cfac06fd7ef00148c7480f893484474471a2c411","target":"graph","created_at":"2026-05-18T01:29:45Z","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":"The smallness of the $\\theta_{13}$ mixing angle as observed in neutrino oscillation experiments can be understood through an approximated $\\mu - \\tau$ exchange symmetry in the neutrino mass matrix. Using recent oscillation neutrino data, but assuming no \\textit{CP} violation, we study $\\mu-\\tau$ breaking parameter space to establish the conditions under which such a breaking could have a perturbative origin. According to the so-obtained conditions, we suggest that a sterile neutrino, matching LSND/MiniBooNE neutrino oscillation results, could provide the necessary ingredients to properly fix a","authors_text":"Abdel P\\'erez-Lorenzana, Diana C. Rivera-Agudelo","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-07-24T21:51:26Z","title":"Generating $\\theta_{13}$ from sterile neutrinos in $\\mu - \\tau$ symmetric models"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.07030","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:cb6416b481cb57da57ead5fac2f8a3a73024c834a59c02bc4c2aee558167d4f8","target":"record","created_at":"2026-05-18T01:29:45Z","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":"760d0e0f1a7346b7e88f627b1dcf0298297d4b59116646711c7ebdbe979606a2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-07-24T21:51:26Z","title_canon_sha256":"ca8a1dfee34afbb48fa983311e259b76a1b235c2e55b793f5c6da234b876b8aa"},"schema_version":"1.0","source":{"id":"1507.07030","kind":"arxiv","version":2}},"canonical_sha256":"27b0580a06f32f4063abb293b26874001463ee3a8a67f816ab5ad6bb3ccac273","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"27b0580a06f32f4063abb293b26874001463ee3a8a67f816ab5ad6bb3ccac273","first_computed_at":"2026-05-18T01:29:45.282362Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:29:45.282362Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kZ4QQhS/T3RgKXPVjOEPTsHPJxF+wjxDWA+aa7pbhbKYg1ZuZ8HM1vgLRbgqAcitBXEoHKidbxpPDIeogxxKDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:29:45.282739Z","signed_message":"canonical_sha256_bytes"},"source_id":"1507.07030","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cb6416b481cb57da57ead5fac2f8a3a73024c834a59c02bc4c2aee558167d4f8","sha256:2478e7bade080d74710a7542cfac06fd7ef00148c7480f893484474471a2c411"],"state_sha256":"6af57295f56181076a3de1280af55a7bc34999d21058a3d9c7d0c7867e197b21"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qEgD8L8Hyr1uCRi8ALdpGWaAeMmROrB/aS6lIndgyVRZiv4gqp0VEx00K/r8+ThbZNOlLsuBfu/5t31UDOsxAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T15:54:26.568501Z","bundle_sha256":"a4905afbc9aae478ddb18b5919c5f048f2df20f0f1c0ecfb2c01f0c035d6de23"}}