{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:QTMUADAY65RT5OEXIC7BQK55ZD","short_pith_number":"pith:QTMUADAY","canonical_record":{"source":{"id":"1609.09069","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-09-28T18:23:06Z","cross_cats_sorted":["astro-ph.CO","hep-ex"],"title_canon_sha256":"e8415255e15d1f313bc5f4eea43c45da4139e53ff1ecd8b1645a5e4860856b73","abstract_canon_sha256":"ab47749c45dfaa5e899e201ba9e295c1b696969c19bce7563ca782d40b3ef72f"},"schema_version":"1.0"},"canonical_sha256":"84d9400c18f7633eb89740be182bbdc8f71f7e889023d3e2d3f234f524009d86","source":{"kind":"arxiv","id":"1609.09069","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1609.09069","created_at":"2026-05-18T00:35:35Z"},{"alias_kind":"arxiv_version","alias_value":"1609.09069v2","created_at":"2026-05-18T00:35:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.09069","created_at":"2026-05-18T00:35:35Z"},{"alias_kind":"pith_short_12","alias_value":"QTMUADAY65RT","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_16","alias_value":"QTMUADAY65RT5OEX","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_8","alias_value":"QTMUADAY","created_at":"2026-05-18T12:30:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:QTMUADAY65RT5OEXIC7BQK55ZD","target":"record","payload":{"canonical_record":{"source":{"id":"1609.09069","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-09-28T18:23:06Z","cross_cats_sorted":["astro-ph.CO","hep-ex"],"title_canon_sha256":"e8415255e15d1f313bc5f4eea43c45da4139e53ff1ecd8b1645a5e4860856b73","abstract_canon_sha256":"ab47749c45dfaa5e899e201ba9e295c1b696969c19bce7563ca782d40b3ef72f"},"schema_version":"1.0"},"canonical_sha256":"84d9400c18f7633eb89740be182bbdc8f71f7e889023d3e2d3f234f524009d86","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:35:35.494676Z","signature_b64":"e7EcCC5hCaapoBK5z4BiLX64783Dh4d/Eo1Is/tlBDHaT2/J04QTubXFGr0UPAjMY7MJb9SMoKE/n1gUyE1FDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"84d9400c18f7633eb89740be182bbdc8f71f7e889023d3e2d3f234f524009d86","last_reissued_at":"2026-05-18T00:35:35.494057Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:35:35.494057Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1609.09069","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":"2026-05-18T00:35:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fDf/Zs8sAhAxCLybsDNQU0pCMKQXqSb4ICV1sHRqFg6MP7bPD/4yZgZ19/DBHCHN7wd0DiYP8fnH6ZQ1XAmjDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T04:59:14.213153Z"},"content_sha256":"554322ee0e34e316abb3921bf2dbf30ddfc6882e2943ccaf5a743ce4f5e3a92b","schema_version":"1.0","event_id":"sha256:554322ee0e34e316abb3921bf2dbf30ddfc6882e2943ccaf5a743ce4f5e3a92b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:QTMUADAY65RT5OEXIC7BQK55ZD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Testing the low scale seesaw and leptogenesis","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-ex"],"primary_cat":"hep-ph","authors_text":"Bjorn Garbrecht, Dario Gueter, Juraj Klaric, Marco Drewes","submitted_at":"2016-09-28T18:23:06Z","abstract_excerpt":"Heavy neutrinos with masses below the electroweak scale can simultaneously generate the light neutrino masses via the seesaw mechanism and the baryon asymmetry of the universe via leptogenesis. The requirement to explain these phenomena imposes constraints on the mass spectrum of the heavy neutrinos, their flavour mixing pattern and their $CP$ properties. We first combine bounds from different experiments in the past to map the viable parameter regions in which the minimal low scale seesaw model can explain the observed neutrino oscillations, while being consistent with the negative results of"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.09069","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":"2026-05-18T00:35:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yUkA8DQRl/d/AGXRVMEPVyKp73tLA96SemIj5onx5ftij4FLqveyi4vZgC+o+4FgV6riwqCD8vMLzjwxrF7OAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T04:59:14.213859Z"},"content_sha256":"08fec18b8bdea6e548c706d1a0ffc9ef746a17c56d5f200089073c377170fb39","schema_version":"1.0","event_id":"sha256:08fec18b8bdea6e548c706d1a0ffc9ef746a17c56d5f200089073c377170fb39"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QTMUADAY65RT5OEXIC7BQK55ZD/bundle.json","state_url":"https://pith.science/pith/QTMUADAY65RT5OEXIC7BQK55ZD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QTMUADAY65RT5OEXIC7BQK55ZD/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":"2026-05-25T04:59:14Z","links":{"resolver":"https://pith.science/pith/QTMUADAY65RT5OEXIC7BQK55ZD","bundle":"https://pith.science/pith/QTMUADAY65RT5OEXIC7BQK55ZD/bundle.json","state":"https://pith.science/pith/QTMUADAY65RT5OEXIC7BQK55ZD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QTMUADAY65RT5OEXIC7BQK55ZD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:QTMUADAY65RT5OEXIC7BQK55ZD","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":"ab47749c45dfaa5e899e201ba9e295c1b696969c19bce7563ca782d40b3ef72f","cross_cats_sorted":["astro-ph.CO","hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-09-28T18:23:06Z","title_canon_sha256":"e8415255e15d1f313bc5f4eea43c45da4139e53ff1ecd8b1645a5e4860856b73"},"schema_version":"1.0","source":{"id":"1609.09069","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1609.09069","created_at":"2026-05-18T00:35:35Z"},{"alias_kind":"arxiv_version","alias_value":"1609.09069v2","created_at":"2026-05-18T00:35:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.09069","created_at":"2026-05-18T00:35:35Z"},{"alias_kind":"pith_short_12","alias_value":"QTMUADAY65RT","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_16","alias_value":"QTMUADAY65RT5OEX","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_8","alias_value":"QTMUADAY","created_at":"2026-05-18T12:30:41Z"}],"graph_snapshots":[{"event_id":"sha256:08fec18b8bdea6e548c706d1a0ffc9ef746a17c56d5f200089073c377170fb39","target":"graph","created_at":"2026-05-18T00:35:35Z","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":"Heavy neutrinos with masses below the electroweak scale can simultaneously generate the light neutrino masses via the seesaw mechanism and the baryon asymmetry of the universe via leptogenesis. The requirement to explain these phenomena imposes constraints on the mass spectrum of the heavy neutrinos, their flavour mixing pattern and their $CP$ properties. We first combine bounds from different experiments in the past to map the viable parameter regions in which the minimal low scale seesaw model can explain the observed neutrino oscillations, while being consistent with the negative results of","authors_text":"Bjorn Garbrecht, Dario Gueter, Juraj Klaric, Marco Drewes","cross_cats":["astro-ph.CO","hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-09-28T18:23:06Z","title":"Testing the low scale seesaw and leptogenesis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.09069","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":"sha256:554322ee0e34e316abb3921bf2dbf30ddfc6882e2943ccaf5a743ce4f5e3a92b","target":"record","created_at":"2026-05-18T00:35:35Z","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":"ab47749c45dfaa5e899e201ba9e295c1b696969c19bce7563ca782d40b3ef72f","cross_cats_sorted":["astro-ph.CO","hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-09-28T18:23:06Z","title_canon_sha256":"e8415255e15d1f313bc5f4eea43c45da4139e53ff1ecd8b1645a5e4860856b73"},"schema_version":"1.0","source":{"id":"1609.09069","kind":"arxiv","version":2}},"canonical_sha256":"84d9400c18f7633eb89740be182bbdc8f71f7e889023d3e2d3f234f524009d86","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"84d9400c18f7633eb89740be182bbdc8f71f7e889023d3e2d3f234f524009d86","first_computed_at":"2026-05-18T00:35:35.494057Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:35:35.494057Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"e7EcCC5hCaapoBK5z4BiLX64783Dh4d/Eo1Is/tlBDHaT2/J04QTubXFGr0UPAjMY7MJb9SMoKE/n1gUyE1FDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:35:35.494676Z","signed_message":"canonical_sha256_bytes"},"source_id":"1609.09069","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:554322ee0e34e316abb3921bf2dbf30ddfc6882e2943ccaf5a743ce4f5e3a92b","sha256:08fec18b8bdea6e548c706d1a0ffc9ef746a17c56d5f200089073c377170fb39"],"state_sha256":"824601bca4a7f598fdb9eb5682707c36302822bd4d17b9ab0d6b73e8db04b796"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Wv4/1DvoKBfxX99CkzPhLaM+BQmvw9bzeZNpdRJIqpTuluPrgoxPUFLnLFcxy0W5OawuX+EC4Gc2vUWt9CbbBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T04:59:14.217386Z","bundle_sha256":"88a0eda8b3ffef5f0909f204805274f5edd7ef4d036fe2fa1be07f091e1d9c6f"}}