{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:KQWYQEQ2OM3C4FKLYZ5XDNIJT5","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":"087bf8767a96e5d05cb5eb47620a01fecf66fb8b5750117d34c917ebe6b87308","cross_cats_sorted":["astro-ph.CO"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2026-05-26T10:41:51Z","title_canon_sha256":"677105fff4c63d46c0a57e3958406418412303fa171837a0ad891b4b288cb07b"},"schema_version":"1.0","source":{"id":"2605.26824","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.26824","created_at":"2026-05-27T01:06:14Z"},{"alias_kind":"arxiv_version","alias_value":"2605.26824v1","created_at":"2026-05-27T01:06:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.26824","created_at":"2026-05-27T01:06:14Z"},{"alias_kind":"pith_short_12","alias_value":"KQWYQEQ2OM3C","created_at":"2026-05-27T01:06:14Z"},{"alias_kind":"pith_short_16","alias_value":"KQWYQEQ2OM3C4FKL","created_at":"2026-05-27T01:06:14Z"},{"alias_kind":"pith_short_8","alias_value":"KQWYQEQ2","created_at":"2026-05-27T01:06:14Z"}],"graph_snapshots":[{"event_id":"sha256:7c07f30dbc32e320d15a19ac3b34ba40936924634a3caa64737e0bdcd558b151","target":"graph","created_at":"2026-05-27T01:06:14Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2605.26824/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present updated and improved Big Bang Nucleosynthesis (BBN) constraints on heavy, long-lived beyond the Standard Model (BSM) relics $\\phi$ decaying into pairs of Standard Model particles, covering a comprehensive set of two-body decay channels. We treat the leading effects of these injections in detail, discussing the modification of the neutron-to-proton ratio from hadronic interconversions, as well as hadro- and photodisintegration of the light elements. Our analysis incorporates several important refinements with respect to earlier work. We adopt up-to-date primordial abundance measureme","authors_text":"Jonas Frerick, Kai Schmidt-Hoberg, Marco Hufnagel, Sara Bianco","cross_cats":["astro-ph.CO"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2026-05-26T10:41:51Z","title":"Improved Big Bang Nucleosynthesis constraints on decaying massive relics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.26824","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:a8038088de81af0141e12b0300fc66ecd484ffe9e127da6ff7e02db891a271b7","target":"record","created_at":"2026-05-27T01:06:14Z","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":"087bf8767a96e5d05cb5eb47620a01fecf66fb8b5750117d34c917ebe6b87308","cross_cats_sorted":["astro-ph.CO"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2026-05-26T10:41:51Z","title_canon_sha256":"677105fff4c63d46c0a57e3958406418412303fa171837a0ad891b4b288cb07b"},"schema_version":"1.0","source":{"id":"2605.26824","kind":"arxiv","version":1}},"canonical_sha256":"542d88121a73362e154bc67b71b5099f517c7cf35f2973a856bd20668dcb7ece","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"542d88121a73362e154bc67b71b5099f517c7cf35f2973a856bd20668dcb7ece","first_computed_at":"2026-05-27T01:06:14.449763Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-27T01:06:14.449763Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tYbVFwq8PjtkyaE2GH6vxJL8ATgzAlfVbyStJdUUxOIhDrCBnQRutrwXk0fqRBL82CrS/EsOCZYAsYyo+0TLBQ==","signature_status":"signed_v1","signed_at":"2026-05-27T01:06:14.450425Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.26824","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a8038088de81af0141e12b0300fc66ecd484ffe9e127da6ff7e02db891a271b7","sha256:7c07f30dbc32e320d15a19ac3b34ba40936924634a3caa64737e0bdcd558b151"],"state_sha256":"b7a65f231a040bd925d44632ce3f8247c6bf4f2937e703e4746f6c45649b07f6"}