{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:BGBPF6ECBGHKLUPLM6MPI3XPOR","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":"f917d8858b88b0b6ac84509f77beba8ada426180edd3325f0261285c22c53d0e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-10-05T20:00:01Z","title_canon_sha256":"2b4c268e6e4f43c09ab52eb9e7f22ef471ac0980e7cc2b5a058375f2c644f40c"},"schema_version":"1.0","source":{"id":"1610.01600","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1610.01600","created_at":"2026-05-18T00:47:49Z"},{"alias_kind":"arxiv_version","alias_value":"1610.01600v2","created_at":"2026-05-18T00:47:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.01600","created_at":"2026-05-18T00:47:49Z"},{"alias_kind":"pith_short_12","alias_value":"BGBPF6ECBGHK","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"BGBPF6ECBGHKLUPL","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"BGBPF6EC","created_at":"2026-05-18T12:30:07Z"}],"graph_snapshots":[{"event_id":"sha256:52ccb51e4fff0f30a263db240ee8668e7a90c08887efa80adf6ed45a6511eab6","target":"graph","created_at":"2026-05-18T00:47:49Z","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 orbital decay of a pair of massive black holes (BHs) with masses 5 * 10^5 and 10^7 M_sun, using hydrodynamical simulations of circumnuclear disks (CNDs) with the alternating presence of sub-grid physics such as radiative cooling, star formation, supernova feedback, BH accretion and feedback. In the absence of such processes, the orbit of the secondary BH decays over timescales of ~10 Myr to the center of the CND, where the primary BH resides. When strong dissipation operates in CNDs, fragmentation into massive objects the size of giant molecular clouds and with densities in the ra","authors_text":"Jillian M. Bellovary, Lucio Mayer, Pedro R. Capelo, Rafael Souza Lima","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-10-05T20:00:01Z","title":"The Pairing of Accreting Massive Black Holes in Multiphase Circumnuclear Disks: the Interplay between Radiative Cooling, Star Formation, and Feedback Processes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.01600","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":"sha256:889fc6b530586491fa300c7efdde93e8c53a81256da3b8a9459bbb7fb61e6ae7","target":"record","created_at":"2026-05-18T00:47:49Z","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":"f917d8858b88b0b6ac84509f77beba8ada426180edd3325f0261285c22c53d0e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-10-05T20:00:01Z","title_canon_sha256":"2b4c268e6e4f43c09ab52eb9e7f22ef471ac0980e7cc2b5a058375f2c644f40c"},"schema_version":"1.0","source":{"id":"1610.01600","kind":"arxiv","version":2}},"canonical_sha256":"0982f2f882098ea5d1eb6798f46eef745bc887ca9dc51e8304819ff04f3b296d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0982f2f882098ea5d1eb6798f46eef745bc887ca9dc51e8304819ff04f3b296d","first_computed_at":"2026-05-18T00:47:49.778040Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:47:49.778040Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KBA6I+95LSjsTFg8730g3z+5eEp7dVCSKIGL43Uumb51yq2uTOQPkod6HcFA0CGM7+DAxdcq6Wc1nA6tUmpyCA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:47:49.778619Z","signed_message":"canonical_sha256_bytes"},"source_id":"1610.01600","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:889fc6b530586491fa300c7efdde93e8c53a81256da3b8a9459bbb7fb61e6ae7","sha256:52ccb51e4fff0f30a263db240ee8668e7a90c08887efa80adf6ed45a6511eab6"],"state_sha256":"785b664c33edf7ca8b23c034015556d0bc67eac2d82793cc0751d5d6119a6a58"}