{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:X2K3D66UKP7DAKFKHQTQ5B3CAS","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":"a16fb6ccf404e5b6a77c016773f2d6de3c9c497e406a8ee1e241b5af4add45f5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-05-28T09:16:58Z","title_canon_sha256":"fc10bb38f7348d30653f8ded58604f05c82917790e9bd43e5bfd0a317512dd07"},"schema_version":"1.0","source":{"id":"1505.07608","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.07608","created_at":"2026-05-18T01:26:42Z"},{"alias_kind":"arxiv_version","alias_value":"1505.07608v2","created_at":"2026-05-18T01:26:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.07608","created_at":"2026-05-18T01:26:42Z"},{"alias_kind":"pith_short_12","alias_value":"X2K3D66UKP7D","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_16","alias_value":"X2K3D66UKP7DAKFK","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_8","alias_value":"X2K3D66U","created_at":"2026-05-18T12:29:47Z"}],"graph_snapshots":[{"event_id":"sha256:f880f531ad8fd1f68cac017a928af1ed01dfa6b653303d8dfea392763bc31858","target":"graph","created_at":"2026-05-18T01:26:42Z","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 check how the Fermi/LAT data constrain physics of hot accretion flows, most likely present in low-luminosity AGNs. Using a precise model of emission from hot flows, we examine the dependence of their gamma-ray emission, resulting from proton-proton interactions, on accretion rate, black hole spin, magnetic field strength, electron heating efficiency and particle distribution. Then, we compare the hadronic gamma-ray luminosities predicted by the model for several nearby Seyfert 1 galaxies with the results of our analysis of 6.4 years of the Fermi/LAT observations of these AGNs. In agreement ","authors_text":"Andrzej Niedzwiecki, Fu-Guo Xie, Michal Szanecki, Rafal Wojaczynski","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-05-28T09:16:58Z","title":"Gamma-ray activity of Seyfert galaxies and constraints on hot accretion flows"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.07608","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:dfc1f874fd6f1ba99f473e4a171aeb7344fa8a828b13d862bb60639dd891c4ab","target":"record","created_at":"2026-05-18T01:26:42Z","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":"a16fb6ccf404e5b6a77c016773f2d6de3c9c497e406a8ee1e241b5af4add45f5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-05-28T09:16:58Z","title_canon_sha256":"fc10bb38f7348d30653f8ded58604f05c82917790e9bd43e5bfd0a317512dd07"},"schema_version":"1.0","source":{"id":"1505.07608","kind":"arxiv","version":2}},"canonical_sha256":"be95b1fbd453fe3028aa3c270e876204bdb67ef6f2f42e56ecf84950124cae14","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"be95b1fbd453fe3028aa3c270e876204bdb67ef6f2f42e56ecf84950124cae14","first_computed_at":"2026-05-18T01:26:42.740439Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:26:42.740439Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RgwuKiTm16nxUL/mySxFCIcctiSZVYeWedxIeoN+C4W6AWeuuumcmAYRBuZmNOZM6t/RxvxdMIChLlse1yCaAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:26:42.741142Z","signed_message":"canonical_sha256_bytes"},"source_id":"1505.07608","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dfc1f874fd6f1ba99f473e4a171aeb7344fa8a828b13d862bb60639dd891c4ab","sha256:f880f531ad8fd1f68cac017a928af1ed01dfa6b653303d8dfea392763bc31858"],"state_sha256":"8ec890da0b3169b9f43d39a17f9425c20cfa1f4a2057c22ba10483a40bfe9c56"}