{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:S5DAM2Z734QJHXU6STBBZEVHMN","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":"83c100af2cc0d5603ecc20c34817ee7f11531ecaf2038081214560f12ae071be","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-09-22T09:44:55Z","title_canon_sha256":"8eb0ffbd87b655d6a91068d73dff2832389011a9a2ad0ab0686c42d6f24a1a91"},"schema_version":"1.0","source":{"id":"2309.12743","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2309.12743","created_at":"2026-07-05T06:53:17Z"},{"alias_kind":"arxiv_version","alias_value":"2309.12743v1","created_at":"2026-07-05T06:53:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2309.12743","created_at":"2026-07-05T06:53:17Z"},{"alias_kind":"pith_short_12","alias_value":"S5DAM2Z734QJ","created_at":"2026-07-05T06:53:17Z"},{"alias_kind":"pith_short_16","alias_value":"S5DAM2Z734QJHXU6","created_at":"2026-07-05T06:53:17Z"},{"alias_kind":"pith_short_8","alias_value":"S5DAM2Z7","created_at":"2026-07-05T06:53:17Z"}],"graph_snapshots":[{"event_id":"sha256:0fe59f8f29a6a7f3ac9d24802c7745db2170f9a3c939407df703e05ea561e635","target":"graph","created_at":"2026-07-05T06:53:17Z","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/2309.12743/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"These notes summarize the lectures about \"Cosmic-ray propagation in extragalactic space and secondary messengers\", focusing in particular on the interactions of cosmic-ray particles with the background photons in the Universe, including nuclear species heavier than hydrogen, and on the analytical computation of the expected cosmic-ray fluxes at Earth. The lectures were held at the Course 208 of the International School of Physics \"Enrico Fermi\" on \"Foundations of Cosmic-Ray Astrophysics\", in Varenna (Como, Italy) from June 23rd to June 29th, 2022. These notes are complementary to the content o","authors_text":"Denise Boncioli","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-09-22T09:44:55Z","title":"Cosmic-ray propagation in extragalactic space and secondary messengers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2309.12743","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":"sha256:22dd178d71a612128c31b1f49840de7af8d104f18353b1e4f5a3773150fff502","target":"record","created_at":"2026-07-05T06:53:17Z","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":"83c100af2cc0d5603ecc20c34817ee7f11531ecaf2038081214560f12ae071be","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-09-22T09:44:55Z","title_canon_sha256":"8eb0ffbd87b655d6a91068d73dff2832389011a9a2ad0ab0686c42d6f24a1a91"},"schema_version":"1.0","source":{"id":"2309.12743","kind":"arxiv","version":1}},"canonical_sha256":"9746066b3fdf2093de9e94c21c92a76371a91f9e73758749c4bce6755bd4ce96","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9746066b3fdf2093de9e94c21c92a76371a91f9e73758749c4bce6755bd4ce96","first_computed_at":"2026-07-05T06:53:17.010073Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:53:17.010073Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"82jQcv9w4ZJahVVL+dF/xZ1dMveGUodUVhhw2UrZgLlbVT20y362dFZVUSqI49ugfIzVbtYg7i3yKBSkPcpqAA==","signature_status":"signed_v1","signed_at":"2026-07-05T06:53:17.010560Z","signed_message":"canonical_sha256_bytes"},"source_id":"2309.12743","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:22dd178d71a612128c31b1f49840de7af8d104f18353b1e4f5a3773150fff502","sha256:0fe59f8f29a6a7f3ac9d24802c7745db2170f9a3c939407df703e05ea561e635"],"state_sha256":"fb9d4c1ce07af153dc084b9002ed98ef355f3324f7c0ede1a9e332474516ad5e"}