{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:23JMXF2W73HP4JHQGS7MPHKCUO","short_pith_number":"pith:23JMXF2W","canonical_record":{"source":{"id":"0911.1374","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-11-08T19:20:46Z","cross_cats_sorted":[],"title_canon_sha256":"88c9b7b8ef3be6f2ee8f17d29ae08762b3971d882102f91f2fadc55e7c0e1ed4","abstract_canon_sha256":"05c94005c92c8afeeefbccf051888795f4ed8fca0bee73caa6e0a96d0fbd147a"},"schema_version":"1.0"},"canonical_sha256":"d6d2cb9756fecefe24f034bec79d42a39466d5d08115e26f5b5ed1c986e529b7","source":{"kind":"arxiv","id":"0911.1374","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0911.1374","created_at":"2026-05-18T02:34:11Z"},{"alias_kind":"arxiv_version","alias_value":"0911.1374v3","created_at":"2026-05-18T02:34:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0911.1374","created_at":"2026-05-18T02:34:11Z"},{"alias_kind":"pith_short_12","alias_value":"23JMXF2W73HP","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"23JMXF2W73HP4JHQ","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"23JMXF2W","created_at":"2026-05-18T12:25:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:23JMXF2W73HP4JHQGS7MPHKCUO","target":"record","payload":{"canonical_record":{"source":{"id":"0911.1374","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-11-08T19:20:46Z","cross_cats_sorted":[],"title_canon_sha256":"88c9b7b8ef3be6f2ee8f17d29ae08762b3971d882102f91f2fadc55e7c0e1ed4","abstract_canon_sha256":"05c94005c92c8afeeefbccf051888795f4ed8fca0bee73caa6e0a96d0fbd147a"},"schema_version":"1.0"},"canonical_sha256":"d6d2cb9756fecefe24f034bec79d42a39466d5d08115e26f5b5ed1c986e529b7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:34:11.703179Z","signature_b64":"G9EfL6fjfsYLaRuIs9MD1dy8WR7ETc/PLFBsEsSg702k96aff2VChd6iw0asHSfsyTmuF0uInSWmwwOZbWJGAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d6d2cb9756fecefe24f034bec79d42a39466d5d08115e26f5b5ed1c986e529b7","last_reissued_at":"2026-05-18T02:34:11.702748Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:34:11.702748Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0911.1374","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:34:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"j9DkL+JcpIXTOrZJ6pDGKPbnpcXhR5ihtxCh6x4caXLdj3Fm4ZJc3cqIxi93q8zy36QuFT/u5LeiUh6qSm57Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T12:13:02.998453Z"},"content_sha256":"250a926c5b0f2d87b51f4fa785da1de9afc987d6639dce30f2c4899262ade8c9","schema_version":"1.0","event_id":"sha256:250a926c5b0f2d87b51f4fa785da1de9afc987d6639dce30f2c4899262ade8c9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:23JMXF2W73HP4JHQGS7MPHKCUO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Novel TeV-scale seesaw mechanism with Dirac mediators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Branimir Radovcic, Ivica Picek","submitted_at":"2009-11-08T19:20:46Z","abstract_excerpt":"We propose novel tree level seesaw mechanism with TeV-scale vectorlike Dirac mediators that produce Majorana masses of the known neutrinos. The gauge quantum number assignment to the Dirac mediators allows them to belong to a weak triplet and a five-plet of nonzero hypercharge. The latter leads to new seesaw formula m_\\nu ~ v^6/M^5, so that the  empirical masses m_\\nu ~ 10^{-1} eV can be achieved by M ~ TeV new states. There is a limited range of the parameter space with M < a few 100 GeV where the tree level contribution dominates over the respective loop contributions and the proposed mechan"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0911.1374","kind":"arxiv","version":3},"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":"2026-05-18T02:34:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0kRdqwOdD5BRKfUNXm5PyVaZNK6slARX2OcvCT8LOqKVLyJ8I0J6K3Lg7PjOyIVr31MUtnuxPSOlDqesiQeTDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T12:13:02.999294Z"},"content_sha256":"30edfbed7e1659ae4fc4de8ef6f62b7f9a074122d27d8d756ff98fc883110dbc","schema_version":"1.0","event_id":"sha256:30edfbed7e1659ae4fc4de8ef6f62b7f9a074122d27d8d756ff98fc883110dbc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/23JMXF2W73HP4JHQGS7MPHKCUO/bundle.json","state_url":"https://pith.science/pith/23JMXF2W73HP4JHQGS7MPHKCUO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/23JMXF2W73HP4JHQGS7MPHKCUO/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":"2026-08-05T12:13:03Z","links":{"resolver":"https://pith.science/pith/23JMXF2W73HP4JHQGS7MPHKCUO","bundle":"https://pith.science/pith/23JMXF2W73HP4JHQGS7MPHKCUO/bundle.json","state":"https://pith.science/pith/23JMXF2W73HP4JHQGS7MPHKCUO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/23JMXF2W73HP4JHQGS7MPHKCUO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:23JMXF2W73HP4JHQGS7MPHKCUO","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":"05c94005c92c8afeeefbccf051888795f4ed8fca0bee73caa6e0a96d0fbd147a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-11-08T19:20:46Z","title_canon_sha256":"88c9b7b8ef3be6f2ee8f17d29ae08762b3971d882102f91f2fadc55e7c0e1ed4"},"schema_version":"1.0","source":{"id":"0911.1374","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0911.1374","created_at":"2026-05-18T02:34:11Z"},{"alias_kind":"arxiv_version","alias_value":"0911.1374v3","created_at":"2026-05-18T02:34:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0911.1374","created_at":"2026-05-18T02:34:11Z"},{"alias_kind":"pith_short_12","alias_value":"23JMXF2W73HP","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"23JMXF2W73HP4JHQ","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"23JMXF2W","created_at":"2026-05-18T12:25:58Z"}],"graph_snapshots":[{"event_id":"sha256:30edfbed7e1659ae4fc4de8ef6f62b7f9a074122d27d8d756ff98fc883110dbc","target":"graph","created_at":"2026-05-18T02:34:11Z","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 propose novel tree level seesaw mechanism with TeV-scale vectorlike Dirac mediators that produce Majorana masses of the known neutrinos. The gauge quantum number assignment to the Dirac mediators allows them to belong to a weak triplet and a five-plet of nonzero hypercharge. The latter leads to new seesaw formula m_\\nu ~ v^6/M^5, so that the  empirical masses m_\\nu ~ 10^{-1} eV can be achieved by M ~ TeV new states. There is a limited range of the parameter space with M < a few 100 GeV where the tree level contribution dominates over the respective loop contributions and the proposed mechan","authors_text":"Branimir Radovcic, Ivica Picek","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-11-08T19:20:46Z","title":"Novel TeV-scale seesaw mechanism with Dirac mediators"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0911.1374","kind":"arxiv","version":3},"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":"sha256:250a926c5b0f2d87b51f4fa785da1de9afc987d6639dce30f2c4899262ade8c9","target":"record","created_at":"2026-05-18T02:34:11Z","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":"05c94005c92c8afeeefbccf051888795f4ed8fca0bee73caa6e0a96d0fbd147a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-11-08T19:20:46Z","title_canon_sha256":"88c9b7b8ef3be6f2ee8f17d29ae08762b3971d882102f91f2fadc55e7c0e1ed4"},"schema_version":"1.0","source":{"id":"0911.1374","kind":"arxiv","version":3}},"canonical_sha256":"d6d2cb9756fecefe24f034bec79d42a39466d5d08115e26f5b5ed1c986e529b7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d6d2cb9756fecefe24f034bec79d42a39466d5d08115e26f5b5ed1c986e529b7","first_computed_at":"2026-05-18T02:34:11.702748Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:34:11.702748Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"G9EfL6fjfsYLaRuIs9MD1dy8WR7ETc/PLFBsEsSg702k96aff2VChd6iw0asHSfsyTmuF0uInSWmwwOZbWJGAw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:34:11.703179Z","signed_message":"canonical_sha256_bytes"},"source_id":"0911.1374","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:250a926c5b0f2d87b51f4fa785da1de9afc987d6639dce30f2c4899262ade8c9","sha256:30edfbed7e1659ae4fc4de8ef6f62b7f9a074122d27d8d756ff98fc883110dbc"],"state_sha256":"8afb30df1575b65883356c9e71cfe776d96590dd5ab72ccd05d019bcff367188"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p4B3jEhFgh+tvMihqSOFBrHfwwT0o8dIEimPQWuwdLAWGzO/364M35LP6AwyWyULiK7N2KnHvZs04UmronAZDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T12:13:03.014122Z","bundle_sha256":"924bb505c22cd2ade44fd042e94914dc9622065f718b8801f7812074a2f1a82a"}}