{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:YO4R72CBSPFPAGPSP5IYPF3CUE","short_pith_number":"pith:YO4R72CB","canonical_record":{"source":{"id":"1005.0045","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-05-01T04:11:11Z","cross_cats_sorted":[],"title_canon_sha256":"21b6b0bab88c23db08725ef6ae4b0640467663de7b96f477792c60bf254311ed","abstract_canon_sha256":"f7b9ffbc9fa5f3b649767c5e37a6db6eddb5a809e831fc262d2a55669b193828"},"schema_version":"1.0"},"canonical_sha256":"c3b91fe84193caf019f27f51879762a131266485c652dd661f662b7431697c66","source":{"kind":"arxiv","id":"1005.0045","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1005.0045","created_at":"2026-05-18T02:24:09Z"},{"alias_kind":"arxiv_version","alias_value":"1005.0045v1","created_at":"2026-05-18T02:24:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1005.0045","created_at":"2026-05-18T02:24:09Z"},{"alias_kind":"pith_short_12","alias_value":"YO4R72CBSPFP","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_16","alias_value":"YO4R72CBSPFPAGPS","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_8","alias_value":"YO4R72CB","created_at":"2026-05-18T12:26:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:YO4R72CBSPFPAGPSP5IYPF3CUE","target":"record","payload":{"canonical_record":{"source":{"id":"1005.0045","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-05-01T04:11:11Z","cross_cats_sorted":[],"title_canon_sha256":"21b6b0bab88c23db08725ef6ae4b0640467663de7b96f477792c60bf254311ed","abstract_canon_sha256":"f7b9ffbc9fa5f3b649767c5e37a6db6eddb5a809e831fc262d2a55669b193828"},"schema_version":"1.0"},"canonical_sha256":"c3b91fe84193caf019f27f51879762a131266485c652dd661f662b7431697c66","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:24:09.638235Z","signature_b64":"MgkxrCpwjDn4E9usc/ewETclmA8BODizcDt9nUastqmPFc42HG68ed7XO/E4e45z1Nd3o7x08mYO8QqeqM++Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c3b91fe84193caf019f27f51879762a131266485c652dd661f662b7431697c66","last_reissued_at":"2026-05-18T02:24:09.637679Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:24:09.637679Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1005.0045","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":"2026-05-18T02:24:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7klGOYFRlOmj4zCZfqujrG+hsuhR3/I4npF5rickBF5cCpf8M2HNOqcaVRumlAi3hJmAGDQr732ymNoBTUdpCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T04:02:14.770589Z"},"content_sha256":"9d0d70aebf792036e8f2ac705a08bcd8bc9d5d5d2a692f9b78b3102f6b92cbca","schema_version":"1.0","event_id":"sha256:9d0d70aebf792036e8f2ac705a08bcd8bc9d5d5d2a692f9b78b3102f6b92cbca"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:YO4R72CBSPFPAGPSP5IYPF3CUE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quasi-degenerate neutrinos in SO(10)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Anjan S. Joshipura, Ketan M. Patel","submitted_at":"2010-05-01T04:11:11Z","abstract_excerpt":"Quark lepton universality inherent in grand unified theories based on $SO(10)$ gauge group generically leads to hierarchical neutrino masses. We propose a specific ansatz for the structure of Yukawa matrices in $SO(10)$ models which differ from this generic expectations and lead to quasi degenerate neutrinos through the type-I seesaw mechanism. Consistency of this ansatz is demonstrated through a detailed fits to fermion masses and mixing angles all of which can be explained with reasonable accuracy in a model which uses the Higgs fields transforming as $10,120$ and $\\overline{126}$ representa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1005.0045","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":"2026-05-18T02:24:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vPOLYrRZMe2c0FhnY6iBmFoR9jlfo67jYzxB6d/AhvunMiDzkWRJDLIkf1wUv6FnV7+aTho6mslCIWiNRExtDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T04:02:14.770934Z"},"content_sha256":"805f9ae7a22cc984a5227b04c2290cb4649dc7bbd2aa5740567195ceb069e234","schema_version":"1.0","event_id":"sha256:805f9ae7a22cc984a5227b04c2290cb4649dc7bbd2aa5740567195ceb069e234"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YO4R72CBSPFPAGPSP5IYPF3CUE/bundle.json","state_url":"https://pith.science/pith/YO4R72CBSPFPAGPSP5IYPF3CUE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YO4R72CBSPFPAGPSP5IYPF3CUE/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":"2026-06-20T04:02:14Z","links":{"resolver":"https://pith.science/pith/YO4R72CBSPFPAGPSP5IYPF3CUE","bundle":"https://pith.science/pith/YO4R72CBSPFPAGPSP5IYPF3CUE/bundle.json","state":"https://pith.science/pith/YO4R72CBSPFPAGPSP5IYPF3CUE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YO4R72CBSPFPAGPSP5IYPF3CUE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:YO4R72CBSPFPAGPSP5IYPF3CUE","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":"f7b9ffbc9fa5f3b649767c5e37a6db6eddb5a809e831fc262d2a55669b193828","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-05-01T04:11:11Z","title_canon_sha256":"21b6b0bab88c23db08725ef6ae4b0640467663de7b96f477792c60bf254311ed"},"schema_version":"1.0","source":{"id":"1005.0045","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1005.0045","created_at":"2026-05-18T02:24:09Z"},{"alias_kind":"arxiv_version","alias_value":"1005.0045v1","created_at":"2026-05-18T02:24:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1005.0045","created_at":"2026-05-18T02:24:09Z"},{"alias_kind":"pith_short_12","alias_value":"YO4R72CBSPFP","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_16","alias_value":"YO4R72CBSPFPAGPS","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_8","alias_value":"YO4R72CB","created_at":"2026-05-18T12:26:17Z"}],"graph_snapshots":[{"event_id":"sha256:805f9ae7a22cc984a5227b04c2290cb4649dc7bbd2aa5740567195ceb069e234","target":"graph","created_at":"2026-05-18T02:24:09Z","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":"Quark lepton universality inherent in grand unified theories based on $SO(10)$ gauge group generically leads to hierarchical neutrino masses. We propose a specific ansatz for the structure of Yukawa matrices in $SO(10)$ models which differ from this generic expectations and lead to quasi degenerate neutrinos through the type-I seesaw mechanism. Consistency of this ansatz is demonstrated through a detailed fits to fermion masses and mixing angles all of which can be explained with reasonable accuracy in a model which uses the Higgs fields transforming as $10,120$ and $\\overline{126}$ representa","authors_text":"Anjan S. Joshipura, Ketan M. Patel","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-05-01T04:11:11Z","title":"Quasi-degenerate neutrinos in SO(10)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1005.0045","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":"sha256:9d0d70aebf792036e8f2ac705a08bcd8bc9d5d5d2a692f9b78b3102f6b92cbca","target":"record","created_at":"2026-05-18T02:24:09Z","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":"f7b9ffbc9fa5f3b649767c5e37a6db6eddb5a809e831fc262d2a55669b193828","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-05-01T04:11:11Z","title_canon_sha256":"21b6b0bab88c23db08725ef6ae4b0640467663de7b96f477792c60bf254311ed"},"schema_version":"1.0","source":{"id":"1005.0045","kind":"arxiv","version":1}},"canonical_sha256":"c3b91fe84193caf019f27f51879762a131266485c652dd661f662b7431697c66","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c3b91fe84193caf019f27f51879762a131266485c652dd661f662b7431697c66","first_computed_at":"2026-05-18T02:24:09.637679Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:24:09.637679Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MgkxrCpwjDn4E9usc/ewETclmA8BODizcDt9nUastqmPFc42HG68ed7XO/E4e45z1Nd3o7x08mYO8QqeqM++Cg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:24:09.638235Z","signed_message":"canonical_sha256_bytes"},"source_id":"1005.0045","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9d0d70aebf792036e8f2ac705a08bcd8bc9d5d5d2a692f9b78b3102f6b92cbca","sha256:805f9ae7a22cc984a5227b04c2290cb4649dc7bbd2aa5740567195ceb069e234"],"state_sha256":"317d9271435f96fbbab2171cb5fdd4b866c3dab330544d33dc7624b00e23fc8a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BHDbf6OuvQ/3pxcYKGOnIkV0GN8U5pxf6E/2RQTADHuoF0wXnzmSL0V0kJlD/2Fv8cnk06NwwxBwlUWR5NDjCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-20T04:02:14.772841Z","bundle_sha256":"f434984262c9133606ee2be91616cb9b1d567d682e27a47a3ee0ebebb6a59d4c"}}