{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:RN2VVJCA625BDCW5HTKSKAUA6I","short_pith_number":"pith:RN2VVJCA","canonical_record":{"source":{"id":"1405.5647","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-05-22T07:43:01Z","cross_cats_sorted":[],"title_canon_sha256":"99089f78aaba78718fecaee11760aced91dec749e883d840f4edb464b0706551","abstract_canon_sha256":"1a0d2c8e94f680210d0ef5b59989c0b2d384b043d6fb5b09322aba93cfe4ab4f"},"schema_version":"1.0"},"canonical_sha256":"8b755aa440f6ba118add3cd5250280f21979a1e0699777c3abb0372feeda7b60","source":{"kind":"arxiv","id":"1405.5647","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.5647","created_at":"2026-05-18T01:59:38Z"},{"alias_kind":"arxiv_version","alias_value":"1405.5647v1","created_at":"2026-05-18T01:59:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.5647","created_at":"2026-05-18T01:59:38Z"},{"alias_kind":"pith_short_12","alias_value":"RN2VVJCA625B","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_16","alias_value":"RN2VVJCA625BDCW5","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_8","alias_value":"RN2VVJCA","created_at":"2026-05-18T12:28:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:RN2VVJCA625BDCW5HTKSKAUA6I","target":"record","payload":{"canonical_record":{"source":{"id":"1405.5647","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-05-22T07:43:01Z","cross_cats_sorted":[],"title_canon_sha256":"99089f78aaba78718fecaee11760aced91dec749e883d840f4edb464b0706551","abstract_canon_sha256":"1a0d2c8e94f680210d0ef5b59989c0b2d384b043d6fb5b09322aba93cfe4ab4f"},"schema_version":"1.0"},"canonical_sha256":"8b755aa440f6ba118add3cd5250280f21979a1e0699777c3abb0372feeda7b60","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:59:38.766993Z","signature_b64":"kkpHcC5xn+86xbLT8zqLfQ0lg/Z5I6MzE1D0g67+QQWxNMDb/ieVBW0F9g4RlXPL9vUnk7aN0wO7UW6e/jGsBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8b755aa440f6ba118add3cd5250280f21979a1e0699777c3abb0372feeda7b60","last_reissued_at":"2026-05-18T01:59:38.766269Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:59:38.766269Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1405.5647","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:59:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5fff5wNbdUFgrPV7f0hHDOU1SgRWC5AyFiQd1788aZ7dXN5Z4AOrAZaxrUjztcjKsUAexsHfJBA2ORk9KzLgBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T18:51:18.494182Z"},"content_sha256":"11dadacca2a156951f7aeb300303b7f96309e41b57f292d7f1798efe06f92a65","schema_version":"1.0","event_id":"sha256:11dadacca2a156951f7aeb300303b7f96309e41b57f292d7f1798efe06f92a65"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:RN2VVJCA625BDCW5HTKSKAUA6I","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Black hole feedback in a multiphase interstellar medium","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Alexander Hobbs, Martin A. Bourne, Sergei Nayakshin","submitted_at":"2014-05-22T07:43:01Z","abstract_excerpt":"Ultrafast outflows (UFOs) from supermassive black holes (SMBHs) are thought to regulate the growth of SMBHs and host galaxies, resulting in a number of observational correlations. We present high-resolution numerical simulations of the impact of a thermalized UFO on the ambient gas in the inner part of the host galaxy. Our results depend strongly on whether the gas is homogeneous or clumpy. In the former case all of the ambient gas is driven outward rapidly as expected based on commonly used energy budget arguments, while in the latter the flows of mass and energy decouple. Carrying most of th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.5647","kind":"arxiv","version":1},"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":"2026-05-18T01:59:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"v2sDdHfZpfjlh2vz1PUzmAWs98swwi6cOXGBoIBGRtbJ+qWL94JDolwi42p69u/PlQOP1SuCoVX0pb+C5n/9Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T18:51:18.494861Z"},"content_sha256":"eab839c932ff655313a143e4b4afde1e476d45a454b641fda666e853f1f6718a","schema_version":"1.0","event_id":"sha256:eab839c932ff655313a143e4b4afde1e476d45a454b641fda666e853f1f6718a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RN2VVJCA625BDCW5HTKSKAUA6I/bundle.json","state_url":"https://pith.science/pith/RN2VVJCA625BDCW5HTKSKAUA6I/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RN2VVJCA625BDCW5HTKSKAUA6I/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":"2026-05-28T18:51:18Z","links":{"resolver":"https://pith.science/pith/RN2VVJCA625BDCW5HTKSKAUA6I","bundle":"https://pith.science/pith/RN2VVJCA625BDCW5HTKSKAUA6I/bundle.json","state":"https://pith.science/pith/RN2VVJCA625BDCW5HTKSKAUA6I/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RN2VVJCA625BDCW5HTKSKAUA6I/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:RN2VVJCA625BDCW5HTKSKAUA6I","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":"1a0d2c8e94f680210d0ef5b59989c0b2d384b043d6fb5b09322aba93cfe4ab4f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-05-22T07:43:01Z","title_canon_sha256":"99089f78aaba78718fecaee11760aced91dec749e883d840f4edb464b0706551"},"schema_version":"1.0","source":{"id":"1405.5647","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.5647","created_at":"2026-05-18T01:59:38Z"},{"alias_kind":"arxiv_version","alias_value":"1405.5647v1","created_at":"2026-05-18T01:59:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.5647","created_at":"2026-05-18T01:59:38Z"},{"alias_kind":"pith_short_12","alias_value":"RN2VVJCA625B","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_16","alias_value":"RN2VVJCA625BDCW5","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_8","alias_value":"RN2VVJCA","created_at":"2026-05-18T12:28:46Z"}],"graph_snapshots":[{"event_id":"sha256:eab839c932ff655313a143e4b4afde1e476d45a454b641fda666e853f1f6718a","target":"graph","created_at":"2026-05-18T01:59:38Z","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":"Ultrafast outflows (UFOs) from supermassive black holes (SMBHs) are thought to regulate the growth of SMBHs and host galaxies, resulting in a number of observational correlations. We present high-resolution numerical simulations of the impact of a thermalized UFO on the ambient gas in the inner part of the host galaxy. Our results depend strongly on whether the gas is homogeneous or clumpy. In the former case all of the ambient gas is driven outward rapidly as expected based on commonly used energy budget arguments, while in the latter the flows of mass and energy decouple. Carrying most of th","authors_text":"Alexander Hobbs, Martin A. Bourne, Sergei Nayakshin","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-05-22T07:43:01Z","title":"Black hole feedback in a multiphase interstellar medium"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.5647","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":"sha256:11dadacca2a156951f7aeb300303b7f96309e41b57f292d7f1798efe06f92a65","target":"record","created_at":"2026-05-18T01:59:38Z","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":"1a0d2c8e94f680210d0ef5b59989c0b2d384b043d6fb5b09322aba93cfe4ab4f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-05-22T07:43:01Z","title_canon_sha256":"99089f78aaba78718fecaee11760aced91dec749e883d840f4edb464b0706551"},"schema_version":"1.0","source":{"id":"1405.5647","kind":"arxiv","version":1}},"canonical_sha256":"8b755aa440f6ba118add3cd5250280f21979a1e0699777c3abb0372feeda7b60","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8b755aa440f6ba118add3cd5250280f21979a1e0699777c3abb0372feeda7b60","first_computed_at":"2026-05-18T01:59:38.766269Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:59:38.766269Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kkpHcC5xn+86xbLT8zqLfQ0lg/Z5I6MzE1D0g67+QQWxNMDb/ieVBW0F9g4RlXPL9vUnk7aN0wO7UW6e/jGsBg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:59:38.766993Z","signed_message":"canonical_sha256_bytes"},"source_id":"1405.5647","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:11dadacca2a156951f7aeb300303b7f96309e41b57f292d7f1798efe06f92a65","sha256:eab839c932ff655313a143e4b4afde1e476d45a454b641fda666e853f1f6718a"],"state_sha256":"d931c14f6a14a53f641b1d89bb91552c687bf7a50ab93e7baff04bd3be6eca1f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xGXIYPbNZgvRPDxEjnj5jwzuPOgcbg+GAo4Px+9PfuGT52S8yX9bVUasq7oB5JBNeWduFEY97UqnV4prESdSBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T18:51:18.498671Z","bundle_sha256":"b62f79149a793acb30a60ce15054214af06db2df3f5659e57c1cd55c8b237244"}}