{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:ULBDQ6Q6GV34ZWOY43E6YSKVRE","short_pith_number":"pith:ULBDQ6Q6","canonical_record":{"source":{"id":"1503.02745","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-03-10T01:33:14Z","cross_cats_sorted":[],"title_canon_sha256":"83123f8f85a5547b642a74eadd4294b9d1a96b1e53ccd3ba0ccc391c4dc2f219","abstract_canon_sha256":"af264081209a3e96f5fd5931323558c34bd5af87e63c529123cc26b8300dce3e"},"schema_version":"1.0"},"canonical_sha256":"a2c2387a1e3577ccd9d8e6c9ec49558934481ff3cf555ff301bae34dad23e159","source":{"kind":"arxiv","id":"1503.02745","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1503.02745","created_at":"2026-05-18T01:40:52Z"},{"alias_kind":"arxiv_version","alias_value":"1503.02745v1","created_at":"2026-05-18T01:40:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.02745","created_at":"2026-05-18T01:40:52Z"},{"alias_kind":"pith_short_12","alias_value":"ULBDQ6Q6GV34","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_16","alias_value":"ULBDQ6Q6GV34ZWOY","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_8","alias_value":"ULBDQ6Q6","created_at":"2026-05-18T12:29:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:ULBDQ6Q6GV34ZWOY43E6YSKVRE","target":"record","payload":{"canonical_record":{"source":{"id":"1503.02745","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-03-10T01:33:14Z","cross_cats_sorted":[],"title_canon_sha256":"83123f8f85a5547b642a74eadd4294b9d1a96b1e53ccd3ba0ccc391c4dc2f219","abstract_canon_sha256":"af264081209a3e96f5fd5931323558c34bd5af87e63c529123cc26b8300dce3e"},"schema_version":"1.0"},"canonical_sha256":"a2c2387a1e3577ccd9d8e6c9ec49558934481ff3cf555ff301bae34dad23e159","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:40:52.693528Z","signature_b64":"jIR2YEB0WSv253XPb1THt8jUcg5xsnD//ACdvuWUJ2vSJHkeE8dirGePtPXpZwO+tmFoeB45rcJubJzt3OuvAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a2c2387a1e3577ccd9d8e6c9ec49558934481ff3cf555ff301bae34dad23e159","last_reissued_at":"2026-05-18T01:40:52.692740Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:40:52.692740Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1503.02745","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":"2026-05-18T01:40:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DuEFcL0gmjdCQnytkEaV1NZA91lrXBz0OdX+kP3C9VOLFpGF+OXDbzg7vw8lUGgJxZuRXAcF6tn9Mx4lp0hxDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T01:05:08.815905Z"},"content_sha256":"671645fe8b20913667fc59fab57f0393a787bbe4d85afed322143e5192e113ba","schema_version":"1.0","event_id":"sha256:671645fe8b20913667fc59fab57f0393a787bbe4d85afed322143e5192e113ba"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:ULBDQ6Q6GV34ZWOY43E6YSKVRE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The role of feedback in accretion on Low Luminosity AGN: Sgr A* case study","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Jorge Cuadra (PUC Chile), Q. Daniel Wang (UMass), Sergei Nayakshin (Leicester)","submitted_at":"2015-03-10T01:33:14Z","abstract_excerpt":"We present numerical models of the gas dynamics in the inner parsec of the Galactic centre. We follow the gas from its origin as stellar winds of several observed young massive stars, until it is either captured by the central black hole, or leaves the system. Unlike our previous models, we include an outflow from the inner accretion flow. Two different kinds of outflows are modelled: (i) an instantaneous-response feedback mode, in which the outflow rate is directly proportional to the current black hole gas capture rate; and (ii) an outburst mode, which is stronger but lasts for a limited tim"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.02745","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":"2026-05-18T01:40:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oW2khKmGTB7VCZthuiVg/GtvqAq3oNgBM/xImqhQO033OriqzZxLgnxnyi+fsa9tpX5K38iM+bAYy51IsbOCDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T01:05:08.816592Z"},"content_sha256":"c061f394c08f4dd4a693e2c9f761c1bcd9d2cb7cfd52bd7df82d77e56f5720bc","schema_version":"1.0","event_id":"sha256:c061f394c08f4dd4a693e2c9f761c1bcd9d2cb7cfd52bd7df82d77e56f5720bc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ULBDQ6Q6GV34ZWOY43E6YSKVRE/bundle.json","state_url":"https://pith.science/pith/ULBDQ6Q6GV34ZWOY43E6YSKVRE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ULBDQ6Q6GV34ZWOY43E6YSKVRE/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":"2026-06-12T01:05:08Z","links":{"resolver":"https://pith.science/pith/ULBDQ6Q6GV34ZWOY43E6YSKVRE","bundle":"https://pith.science/pith/ULBDQ6Q6GV34ZWOY43E6YSKVRE/bundle.json","state":"https://pith.science/pith/ULBDQ6Q6GV34ZWOY43E6YSKVRE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ULBDQ6Q6GV34ZWOY43E6YSKVRE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:ULBDQ6Q6GV34ZWOY43E6YSKVRE","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":"af264081209a3e96f5fd5931323558c34bd5af87e63c529123cc26b8300dce3e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-03-10T01:33:14Z","title_canon_sha256":"83123f8f85a5547b642a74eadd4294b9d1a96b1e53ccd3ba0ccc391c4dc2f219"},"schema_version":"1.0","source":{"id":"1503.02745","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1503.02745","created_at":"2026-05-18T01:40:52Z"},{"alias_kind":"arxiv_version","alias_value":"1503.02745v1","created_at":"2026-05-18T01:40:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.02745","created_at":"2026-05-18T01:40:52Z"},{"alias_kind":"pith_short_12","alias_value":"ULBDQ6Q6GV34","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_16","alias_value":"ULBDQ6Q6GV34ZWOY","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_8","alias_value":"ULBDQ6Q6","created_at":"2026-05-18T12:29:44Z"}],"graph_snapshots":[{"event_id":"sha256:c061f394c08f4dd4a693e2c9f761c1bcd9d2cb7cfd52bd7df82d77e56f5720bc","target":"graph","created_at":"2026-05-18T01:40:52Z","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 present numerical models of the gas dynamics in the inner parsec of the Galactic centre. We follow the gas from its origin as stellar winds of several observed young massive stars, until it is either captured by the central black hole, or leaves the system. Unlike our previous models, we include an outflow from the inner accretion flow. Two different kinds of outflows are modelled: (i) an instantaneous-response feedback mode, in which the outflow rate is directly proportional to the current black hole gas capture rate; and (ii) an outburst mode, which is stronger but lasts for a limited tim","authors_text":"Jorge Cuadra (PUC Chile), Q. Daniel Wang (UMass), Sergei Nayakshin (Leicester)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-03-10T01:33:14Z","title":"The role of feedback in accretion on Low Luminosity AGN: Sgr A* case study"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.02745","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":"sha256:671645fe8b20913667fc59fab57f0393a787bbe4d85afed322143e5192e113ba","target":"record","created_at":"2026-05-18T01:40:52Z","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":"af264081209a3e96f5fd5931323558c34bd5af87e63c529123cc26b8300dce3e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-03-10T01:33:14Z","title_canon_sha256":"83123f8f85a5547b642a74eadd4294b9d1a96b1e53ccd3ba0ccc391c4dc2f219"},"schema_version":"1.0","source":{"id":"1503.02745","kind":"arxiv","version":1}},"canonical_sha256":"a2c2387a1e3577ccd9d8e6c9ec49558934481ff3cf555ff301bae34dad23e159","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a2c2387a1e3577ccd9d8e6c9ec49558934481ff3cf555ff301bae34dad23e159","first_computed_at":"2026-05-18T01:40:52.692740Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:40:52.692740Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jIR2YEB0WSv253XPb1THt8jUcg5xsnD//ACdvuWUJ2vSJHkeE8dirGePtPXpZwO+tmFoeB45rcJubJzt3OuvAw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:40:52.693528Z","signed_message":"canonical_sha256_bytes"},"source_id":"1503.02745","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:671645fe8b20913667fc59fab57f0393a787bbe4d85afed322143e5192e113ba","sha256:c061f394c08f4dd4a693e2c9f761c1bcd9d2cb7cfd52bd7df82d77e56f5720bc"],"state_sha256":"decc35b39d56c1a3725ece8815a797f95470e5d60f70aa2826f357f35dc54f8b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xgRPV7OEe1GmVbsCQMwIIK+O5qc8SlQRqPcvka3PW8RdoEBXfi5fFDaFwg0Le+RAsPixP9SI1+16Fe+5idZZDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-12T01:05:08.820960Z","bundle_sha256":"90a2ea08196334e12fd684aeae925fcea439af4705bba01ad362e5e44e18b169"}}