{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:OSXN6HBZBMPBXRHE7OJ4OZ65PT","short_pith_number":"pith:OSXN6HBZ","canonical_record":{"source":{"id":"1309.6326","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-09-24T20:01:10Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"76d73c8a5f77b958eadcd7135898ec879a3893a04dda64fe5d4a64e790ddf75b","abstract_canon_sha256":"a0a91ad2c3f07538a8eeedcec955fe66a8ece910adb15772fe4d15367e3b6917"},"schema_version":"1.0"},"canonical_sha256":"74aedf1c390b1e1bc4e4fb93c767dd7ce6e978f5fc43e2ced89d8c5acee998b0","source":{"kind":"arxiv","id":"1309.6326","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.6326","created_at":"2026-05-18T01:47:27Z"},{"alias_kind":"arxiv_version","alias_value":"1309.6326v2","created_at":"2026-05-18T01:47:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.6326","created_at":"2026-05-18T01:47:27Z"},{"alias_kind":"pith_short_12","alias_value":"OSXN6HBZBMPB","created_at":"2026-05-18T12:27:54Z"},{"alias_kind":"pith_short_16","alias_value":"OSXN6HBZBMPBXRHE","created_at":"2026-05-18T12:27:54Z"},{"alias_kind":"pith_short_8","alias_value":"OSXN6HBZ","created_at":"2026-05-18T12:27:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:OSXN6HBZBMPBXRHE7OJ4OZ65PT","target":"record","payload":{"canonical_record":{"source":{"id":"1309.6326","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-09-24T20:01:10Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"76d73c8a5f77b958eadcd7135898ec879a3893a04dda64fe5d4a64e790ddf75b","abstract_canon_sha256":"a0a91ad2c3f07538a8eeedcec955fe66a8ece910adb15772fe4d15367e3b6917"},"schema_version":"1.0"},"canonical_sha256":"74aedf1c390b1e1bc4e4fb93c767dd7ce6e978f5fc43e2ced89d8c5acee998b0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:47:27.196095Z","signature_b64":"x+H28iQ9igc0bb0SAY3KNdR1Hg9THjEypQBXL0WzTt2mJQrP+Salq2hQQGT1DDXezyejrsu0mqz6wFVjdi/EAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"74aedf1c390b1e1bc4e4fb93c767dd7ce6e978f5fc43e2ced89d8c5acee998b0","last_reissued_at":"2026-05-18T01:47:27.195376Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:47:27.195376Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1309.6326","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":"2026-05-18T01:47:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XFUjVcUAaIiaNEV/hd/hHXAOUKXooqAAL1rBgV0lQp8PyN6I+Nr9l5Z5LIyHKjFusogMlk0Yo2cmIlkTSa4RAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T13:58:36.930671Z"},"content_sha256":"f18f17a272ef527dfab135f14211eccb373ba1f2b575e5007b5e9bb720666871","schema_version":"1.0","event_id":"sha256:f18f17a272ef527dfab135f14211eccb373ba1f2b575e5007b5e9bb720666871"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:OSXN6HBZBMPBXRHE7OJ4OZ65PT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Constraints on Majorana Dark Matter from a Fourth Lepton Family","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"hep-ph","authors_text":"Chris Kouvaris, Jussi Virkajarvi, Matti Jarvinen, Paolo Panci, Tuomas Hapola","submitted_at":"2013-09-24T20:01:10Z","abstract_excerpt":"We study the possibility of dark matter in the form of heavy neutrinos from a fourth lepton family with helicity suppressed couplings such that dark matter is produced thermally via annihilations in the early Universe. We present all possible constraints for this scenario coming from LHC and collider physics, underground direct detectors, neutrino telescopes, and indirect astrophysical searches. Although we embed the WIMP candidate within a model of composite dynamics, the majority of our results are model independent and applicable to all models where heavy neutrinos with suppressed couplings"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.6326","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":"2026-05-18T01:47:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cLpO+Nq2/CqKHpyNB6OXMbclS+p6toqpKVtU2i81UHGSKPrBBPItoJZc7B/T7h70zV410N9llNA2VTZ1nlq2Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T13:58:36.931022Z"},"content_sha256":"702d7d9ad2852ddba8303e4275f22c9707989df5be9f8efcd6a2988e34b17cb0","schema_version":"1.0","event_id":"sha256:702d7d9ad2852ddba8303e4275f22c9707989df5be9f8efcd6a2988e34b17cb0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OSXN6HBZBMPBXRHE7OJ4OZ65PT/bundle.json","state_url":"https://pith.science/pith/OSXN6HBZBMPBXRHE7OJ4OZ65PT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OSXN6HBZBMPBXRHE7OJ4OZ65PT/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":"2026-06-02T13:58:36Z","links":{"resolver":"https://pith.science/pith/OSXN6HBZBMPBXRHE7OJ4OZ65PT","bundle":"https://pith.science/pith/OSXN6HBZBMPBXRHE7OJ4OZ65PT/bundle.json","state":"https://pith.science/pith/OSXN6HBZBMPBXRHE7OJ4OZ65PT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OSXN6HBZBMPBXRHE7OJ4OZ65PT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:OSXN6HBZBMPBXRHE7OJ4OZ65PT","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":"a0a91ad2c3f07538a8eeedcec955fe66a8ece910adb15772fe4d15367e3b6917","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-09-24T20:01:10Z","title_canon_sha256":"76d73c8a5f77b958eadcd7135898ec879a3893a04dda64fe5d4a64e790ddf75b"},"schema_version":"1.0","source":{"id":"1309.6326","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.6326","created_at":"2026-05-18T01:47:27Z"},{"alias_kind":"arxiv_version","alias_value":"1309.6326v2","created_at":"2026-05-18T01:47:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.6326","created_at":"2026-05-18T01:47:27Z"},{"alias_kind":"pith_short_12","alias_value":"OSXN6HBZBMPB","created_at":"2026-05-18T12:27:54Z"},{"alias_kind":"pith_short_16","alias_value":"OSXN6HBZBMPBXRHE","created_at":"2026-05-18T12:27:54Z"},{"alias_kind":"pith_short_8","alias_value":"OSXN6HBZ","created_at":"2026-05-18T12:27:54Z"}],"graph_snapshots":[{"event_id":"sha256:702d7d9ad2852ddba8303e4275f22c9707989df5be9f8efcd6a2988e34b17cb0","target":"graph","created_at":"2026-05-18T01:47:27Z","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 study the possibility of dark matter in the form of heavy neutrinos from a fourth lepton family with helicity suppressed couplings such that dark matter is produced thermally via annihilations in the early Universe. We present all possible constraints for this scenario coming from LHC and collider physics, underground direct detectors, neutrino telescopes, and indirect astrophysical searches. Although we embed the WIMP candidate within a model of composite dynamics, the majority of our results are model independent and applicable to all models where heavy neutrinos with suppressed couplings","authors_text":"Chris Kouvaris, Jussi Virkajarvi, Matti Jarvinen, Paolo Panci, Tuomas Hapola","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-09-24T20:01:10Z","title":"Constraints on Majorana Dark Matter from a Fourth Lepton Family"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.6326","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:f18f17a272ef527dfab135f14211eccb373ba1f2b575e5007b5e9bb720666871","target":"record","created_at":"2026-05-18T01:47:27Z","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":"a0a91ad2c3f07538a8eeedcec955fe66a8ece910adb15772fe4d15367e3b6917","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-09-24T20:01:10Z","title_canon_sha256":"76d73c8a5f77b958eadcd7135898ec879a3893a04dda64fe5d4a64e790ddf75b"},"schema_version":"1.0","source":{"id":"1309.6326","kind":"arxiv","version":2}},"canonical_sha256":"74aedf1c390b1e1bc4e4fb93c767dd7ce6e978f5fc43e2ced89d8c5acee998b0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"74aedf1c390b1e1bc4e4fb93c767dd7ce6e978f5fc43e2ced89d8c5acee998b0","first_computed_at":"2026-05-18T01:47:27.195376Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:47:27.195376Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"x+H28iQ9igc0bb0SAY3KNdR1Hg9THjEypQBXL0WzTt2mJQrP+Salq2hQQGT1DDXezyejrsu0mqz6wFVjdi/EAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:47:27.196095Z","signed_message":"canonical_sha256_bytes"},"source_id":"1309.6326","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f18f17a272ef527dfab135f14211eccb373ba1f2b575e5007b5e9bb720666871","sha256:702d7d9ad2852ddba8303e4275f22c9707989df5be9f8efcd6a2988e34b17cb0"],"state_sha256":"9e5f7ac2df74100d37c73099fe5fb22c82959b6dfe4168839966a1f654775731"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"17sVXrQzARBx95zriSj6D0X9gqtqvC5V4X4qjbbbLXyCwG93aeeI6+aTtRbt68jWTDO/ybONUP8Ub03JRtbRAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T13:58:36.933000Z","bundle_sha256":"801463302b0f8314ccd2dbe43f2e24f826ee9aa534becad6ec1af90a1aa530da"}}