{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:QC6NV4ZLADHDJ7BJ2B64SOXTVB","short_pith_number":"pith:QC6NV4ZL","canonical_record":{"source":{"id":"1806.07615","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-06-20T08:58:34Z","cross_cats_sorted":[],"title_canon_sha256":"2605a260cf7b85336e78b000ee24195e4a338e9a0fe66a54e78be781e0080f45","abstract_canon_sha256":"ac2161c3f7c092ce5f7afce3dd7ae53069e6babe8e3e58a8706af59a4d548e4d"},"schema_version":"1.0"},"canonical_sha256":"80bcdaf32b00ce34fc29d07dc93af3a862bd2c7b2a931048ca0a4d0b90e8eb26","source":{"kind":"arxiv","id":"1806.07615","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.07615","created_at":"2026-05-18T00:00:54Z"},{"alias_kind":"arxiv_version","alias_value":"1806.07615v1","created_at":"2026-05-18T00:00:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.07615","created_at":"2026-05-18T00:00:54Z"},{"alias_kind":"pith_short_12","alias_value":"QC6NV4ZLADHD","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"QC6NV4ZLADHDJ7BJ","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"QC6NV4ZL","created_at":"2026-05-18T12:32:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:QC6NV4ZLADHDJ7BJ2B64SOXTVB","target":"record","payload":{"canonical_record":{"source":{"id":"1806.07615","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-06-20T08:58:34Z","cross_cats_sorted":[],"title_canon_sha256":"2605a260cf7b85336e78b000ee24195e4a338e9a0fe66a54e78be781e0080f45","abstract_canon_sha256":"ac2161c3f7c092ce5f7afce3dd7ae53069e6babe8e3e58a8706af59a4d548e4d"},"schema_version":"1.0"},"canonical_sha256":"80bcdaf32b00ce34fc29d07dc93af3a862bd2c7b2a931048ca0a4d0b90e8eb26","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:00:54.906438Z","signature_b64":"JUVbIgXKX6/bkJzJI9PLrtKqpk3tUzAXus7JBPjZidzQVwkYxX7zsbanYnI21PlPYcmonitq4VflJ7cmtVG3BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"80bcdaf32b00ce34fc29d07dc93af3a862bd2c7b2a931048ca0a4d0b90e8eb26","last_reissued_at":"2026-05-18T00:00:54.905765Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:00:54.905765Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1806.07615","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":"2026-05-18T00:00:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZSx+CTwuUUNXx5DioQH30y+j2r2c68AwasFdOnNxdCi4p/zd7C509QeQIP9xR885PfoUoYOGsJruUWOibuSdDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T01:47:19.331601Z"},"content_sha256":"a623b34c9f517927f7ed832acaa530868798ff0a8d1e7c286aa7732b94d230a7","schema_version":"1.0","event_id":"sha256:a623b34c9f517927f7ed832acaa530868798ff0a8d1e7c286aa7732b94d230a7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:QC6NV4ZLADHDJ7BJ2B64SOXTVB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Neutrino phenomenology from leptogenesis","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Damiano F. G. Fiorillo, Franco Buccella, Gennaro Miele, Ofelia Pisanti, Pietro Santorelli, Stefano Morisi","submitted_at":"2018-06-20T08:58:34Z","abstract_excerpt":"Assuming a type-I seesaw mechanism for neutrino mass generation and invoking a baryogengesis via leptogenesis scenario, we consider a reasonable hierarchical structure for Dirac neutrino mass matrix, similar to up-type quark mass matrix. These hypotheses imply a relevant connection between high scale CP violation and low energy one. By requiring a compact heavy neutrino mass spectrum, which allows to circumvent Davidson-Ibarra limit, one can obtain an efficient leptogenesis restricting the allowed region for low energy neutrino parameters. Once the oscillating parameters are taken inside a $3\\"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.07615","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":"2026-05-18T00:00:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1sIh/98E8ABrGtAuVHogPnIiu0IuxiClrBZsFFFplL4sptlCAR/h7mWNYl0N3s3QaW/qvZGmrnBx1E4VZKHoBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T01:47:19.332002Z"},"content_sha256":"06665b44cccee42b361cfa6fed6edd66c0f8f43bff2777a7ea4999e2094d2dbb","schema_version":"1.0","event_id":"sha256:06665b44cccee42b361cfa6fed6edd66c0f8f43bff2777a7ea4999e2094d2dbb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QC6NV4ZLADHDJ7BJ2B64SOXTVB/bundle.json","state_url":"https://pith.science/pith/QC6NV4ZLADHDJ7BJ2B64SOXTVB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QC6NV4ZLADHDJ7BJ2B64SOXTVB/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":"2026-05-26T01:47:19Z","links":{"resolver":"https://pith.science/pith/QC6NV4ZLADHDJ7BJ2B64SOXTVB","bundle":"https://pith.science/pith/QC6NV4ZLADHDJ7BJ2B64SOXTVB/bundle.json","state":"https://pith.science/pith/QC6NV4ZLADHDJ7BJ2B64SOXTVB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QC6NV4ZLADHDJ7BJ2B64SOXTVB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:QC6NV4ZLADHDJ7BJ2B64SOXTVB","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":"ac2161c3f7c092ce5f7afce3dd7ae53069e6babe8e3e58a8706af59a4d548e4d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-06-20T08:58:34Z","title_canon_sha256":"2605a260cf7b85336e78b000ee24195e4a338e9a0fe66a54e78be781e0080f45"},"schema_version":"1.0","source":{"id":"1806.07615","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.07615","created_at":"2026-05-18T00:00:54Z"},{"alias_kind":"arxiv_version","alias_value":"1806.07615v1","created_at":"2026-05-18T00:00:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.07615","created_at":"2026-05-18T00:00:54Z"},{"alias_kind":"pith_short_12","alias_value":"QC6NV4ZLADHD","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"QC6NV4ZLADHDJ7BJ","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"QC6NV4ZL","created_at":"2026-05-18T12:32:46Z"}],"graph_snapshots":[{"event_id":"sha256:06665b44cccee42b361cfa6fed6edd66c0f8f43bff2777a7ea4999e2094d2dbb","target":"graph","created_at":"2026-05-18T00:00:54Z","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":"Assuming a type-I seesaw mechanism for neutrino mass generation and invoking a baryogengesis via leptogenesis scenario, we consider a reasonable hierarchical structure for Dirac neutrino mass matrix, similar to up-type quark mass matrix. These hypotheses imply a relevant connection between high scale CP violation and low energy one. By requiring a compact heavy neutrino mass spectrum, which allows to circumvent Davidson-Ibarra limit, one can obtain an efficient leptogenesis restricting the allowed region for low energy neutrino parameters. Once the oscillating parameters are taken inside a $3\\","authors_text":"Damiano F. G. Fiorillo, Franco Buccella, Gennaro Miele, Ofelia Pisanti, Pietro Santorelli, Stefano Morisi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-06-20T08:58:34Z","title":"Neutrino phenomenology from leptogenesis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.07615","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:a623b34c9f517927f7ed832acaa530868798ff0a8d1e7c286aa7732b94d230a7","target":"record","created_at":"2026-05-18T00:00:54Z","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":"ac2161c3f7c092ce5f7afce3dd7ae53069e6babe8e3e58a8706af59a4d548e4d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-06-20T08:58:34Z","title_canon_sha256":"2605a260cf7b85336e78b000ee24195e4a338e9a0fe66a54e78be781e0080f45"},"schema_version":"1.0","source":{"id":"1806.07615","kind":"arxiv","version":1}},"canonical_sha256":"80bcdaf32b00ce34fc29d07dc93af3a862bd2c7b2a931048ca0a4d0b90e8eb26","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"80bcdaf32b00ce34fc29d07dc93af3a862bd2c7b2a931048ca0a4d0b90e8eb26","first_computed_at":"2026-05-18T00:00:54.905765Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:00:54.905765Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JUVbIgXKX6/bkJzJI9PLrtKqpk3tUzAXus7JBPjZidzQVwkYxX7zsbanYnI21PlPYcmonitq4VflJ7cmtVG3BQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:00:54.906438Z","signed_message":"canonical_sha256_bytes"},"source_id":"1806.07615","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a623b34c9f517927f7ed832acaa530868798ff0a8d1e7c286aa7732b94d230a7","sha256:06665b44cccee42b361cfa6fed6edd66c0f8f43bff2777a7ea4999e2094d2dbb"],"state_sha256":"d95c0c15ad2d4c0574f77db942cff905b0e17d9e23dbd0795538094399217385"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"s85AwL9FdiHkN3T9e8idiG1tVu/ikKWvhMgSxg5p5zmrflbEOwvcApeoDjGVqKWbUzefOAp1NnkX9CTyWgEwDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T01:47:19.334851Z","bundle_sha256":"fe7dff69688b07e84b4241d6a2d1addb0f5c603a693ab8523305daa049b68eb7"}}