{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:KBTT4MGVGTQ6NSENZ4LPDFYIGM","short_pith_number":"pith:KBTT4MGV","canonical_record":{"source":{"id":"1712.04792","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-12-13T14:41:10Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"9edc288c9f74560d7db21ed1cc99c817c51e2fb39c103e0547282dcba8eecaf6","abstract_canon_sha256":"4d9a35a7f881e6bfa25b1281343484358bcdc9742b70a3c5349eb822621eae07"},"schema_version":"1.0"},"canonical_sha256":"50673e30d534e1e6c88dcf16f1970833182dd60d75ff0862fec91d607048a32a","source":{"kind":"arxiv","id":"1712.04792","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.04792","created_at":"2026-05-18T00:18:52Z"},{"alias_kind":"arxiv_version","alias_value":"1712.04792v2","created_at":"2026-05-18T00:18:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.04792","created_at":"2026-05-18T00:18:52Z"},{"alias_kind":"pith_short_12","alias_value":"KBTT4MGVGTQ6","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_16","alias_value":"KBTT4MGVGTQ6NSEN","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_8","alias_value":"KBTT4MGV","created_at":"2026-05-18T12:31:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:KBTT4MGVGTQ6NSENZ4LPDFYIGM","target":"record","payload":{"canonical_record":{"source":{"id":"1712.04792","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-12-13T14:41:10Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"9edc288c9f74560d7db21ed1cc99c817c51e2fb39c103e0547282dcba8eecaf6","abstract_canon_sha256":"4d9a35a7f881e6bfa25b1281343484358bcdc9742b70a3c5349eb822621eae07"},"schema_version":"1.0"},"canonical_sha256":"50673e30d534e1e6c88dcf16f1970833182dd60d75ff0862fec91d607048a32a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:18:52.699704Z","signature_b64":"L7fg+RcqBB8+n/zA8HRic14fLFoSCCj47kDo581C1vO/nWwr5upA8h3k7i314s0GOO1V9ZRUroMmn+3jkiESDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"50673e30d534e1e6c88dcf16f1970833182dd60d75ff0862fec91d607048a32a","last_reissued_at":"2026-05-18T00:18:52.699185Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:18:52.699185Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1712.04792","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":"2026-05-18T00:18:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VWUXyHzWWhX3XwcebT/ffUDVuFDtA7/In6Z2HtMCVv/wvPTDDp8RU0YYO8TaUHd/IURpTqbhy1/M2ELnTR6+BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T09:05:59.768055Z"},"content_sha256":"711301a90a1acc4b61a9978a0ddb67000bdc1b3d6f71b0cf7769aab915a740c6","schema_version":"1.0","event_id":"sha256:711301a90a1acc4b61a9978a0ddb67000bdc1b3d6f71b0cf7769aab915a740c6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:KBTT4MGVGTQ6NSENZ4LPDFYIGM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Observational Constraints on Secret Neutrino Interactions from Big Bang Nucleosynthesis","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"hep-ph","authors_text":"Guo-yuan Huang, Shun Zhou, Tommy Ohlsson","submitted_at":"2017-12-13T14:41:10Z","abstract_excerpt":"We investigate possible interactions between neutrinos and massive scalar bosons via $g^{}_{\\phi} \\overline{\\nu} \\nu \\phi$ (or massive vector bosons via $g^{}_V \\overline{\\nu} \\gamma^\\mu \\nu V^{}_\\mu$) and explore the allowed parameter space of the coupling constant $g^{}_{\\phi}$ (or $g^{}_V$) and the scalar (or vector) boson mass $m^{}_\\phi$ (or $m^{}_V$) by requiring that these secret neutrino interactions (SNIs) should not spoil the success of Big Bang nucleosynthesis (BBN). Incorporating the SNIs into the evolution of the early Universe in the BBN era, we numerically solve the Boltzmann eq"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.04792","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":"2026-05-18T00:18:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PgIPfqU89bGOZhP4uYnNMe+jGiJ2kf4gRcOHe5xELN3FY2NTZjYJtRGdRxM0sPty+IuGJc/rt+a78b+RiSeIBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T09:05:59.768418Z"},"content_sha256":"c340c2cf6a36e0f8effbfa6c3defabde239827e7cb3898ac90a19918ae227590","schema_version":"1.0","event_id":"sha256:c340c2cf6a36e0f8effbfa6c3defabde239827e7cb3898ac90a19918ae227590"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KBTT4MGVGTQ6NSENZ4LPDFYIGM/bundle.json","state_url":"https://pith.science/pith/KBTT4MGVGTQ6NSENZ4LPDFYIGM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KBTT4MGVGTQ6NSENZ4LPDFYIGM/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":"2026-05-21T09:05:59Z","links":{"resolver":"https://pith.science/pith/KBTT4MGVGTQ6NSENZ4LPDFYIGM","bundle":"https://pith.science/pith/KBTT4MGVGTQ6NSENZ4LPDFYIGM/bundle.json","state":"https://pith.science/pith/KBTT4MGVGTQ6NSENZ4LPDFYIGM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KBTT4MGVGTQ6NSENZ4LPDFYIGM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:KBTT4MGVGTQ6NSENZ4LPDFYIGM","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":"4d9a35a7f881e6bfa25b1281343484358bcdc9742b70a3c5349eb822621eae07","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-12-13T14:41:10Z","title_canon_sha256":"9edc288c9f74560d7db21ed1cc99c817c51e2fb39c103e0547282dcba8eecaf6"},"schema_version":"1.0","source":{"id":"1712.04792","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.04792","created_at":"2026-05-18T00:18:52Z"},{"alias_kind":"arxiv_version","alias_value":"1712.04792v2","created_at":"2026-05-18T00:18:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.04792","created_at":"2026-05-18T00:18:52Z"},{"alias_kind":"pith_short_12","alias_value":"KBTT4MGVGTQ6","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_16","alias_value":"KBTT4MGVGTQ6NSEN","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_8","alias_value":"KBTT4MGV","created_at":"2026-05-18T12:31:24Z"}],"graph_snapshots":[{"event_id":"sha256:c340c2cf6a36e0f8effbfa6c3defabde239827e7cb3898ac90a19918ae227590","target":"graph","created_at":"2026-05-18T00:18:52Z","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 investigate possible interactions between neutrinos and massive scalar bosons via $g^{}_{\\phi} \\overline{\\nu} \\nu \\phi$ (or massive vector bosons via $g^{}_V \\overline{\\nu} \\gamma^\\mu \\nu V^{}_\\mu$) and explore the allowed parameter space of the coupling constant $g^{}_{\\phi}$ (or $g^{}_V$) and the scalar (or vector) boson mass $m^{}_\\phi$ (or $m^{}_V$) by requiring that these secret neutrino interactions (SNIs) should not spoil the success of Big Bang nucleosynthesis (BBN). Incorporating the SNIs into the evolution of the early Universe in the BBN era, we numerically solve the Boltzmann eq","authors_text":"Guo-yuan Huang, Shun Zhou, Tommy Ohlsson","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-12-13T14:41:10Z","title":"Observational Constraints on Secret Neutrino Interactions from Big Bang Nucleosynthesis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.04792","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":"sha256:711301a90a1acc4b61a9978a0ddb67000bdc1b3d6f71b0cf7769aab915a740c6","target":"record","created_at":"2026-05-18T00:18:52Z","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":"4d9a35a7f881e6bfa25b1281343484358bcdc9742b70a3c5349eb822621eae07","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-12-13T14:41:10Z","title_canon_sha256":"9edc288c9f74560d7db21ed1cc99c817c51e2fb39c103e0547282dcba8eecaf6"},"schema_version":"1.0","source":{"id":"1712.04792","kind":"arxiv","version":2}},"canonical_sha256":"50673e30d534e1e6c88dcf16f1970833182dd60d75ff0862fec91d607048a32a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"50673e30d534e1e6c88dcf16f1970833182dd60d75ff0862fec91d607048a32a","first_computed_at":"2026-05-18T00:18:52.699185Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:18:52.699185Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"L7fg+RcqBB8+n/zA8HRic14fLFoSCCj47kDo581C1vO/nWwr5upA8h3k7i314s0GOO1V9ZRUroMmn+3jkiESDA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:18:52.699704Z","signed_message":"canonical_sha256_bytes"},"source_id":"1712.04792","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:711301a90a1acc4b61a9978a0ddb67000bdc1b3d6f71b0cf7769aab915a740c6","sha256:c340c2cf6a36e0f8effbfa6c3defabde239827e7cb3898ac90a19918ae227590"],"state_sha256":"f7f503d253656b7fe56034b247398ff219badde78adc46dba4b846fc4d42d21d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p1i0+kpgXkkoFCxvRRhA1PWR8ZbyNH2gqsabzMzax37W/O4wHF4Te0VQsph3g94z9x3SW6H5qkq3XQ24x/cSDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-21T09:05:59.770847Z","bundle_sha256":"158eb4a17fa90cf4bc7ebc4f6d9ed4b9ff59a54f95bfd56f8aa15a1d9bd4593e"}}