{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:HWEOPPKRC3OI3JIEEHXADSKXEF","short_pith_number":"pith:HWEOPPKR","canonical_record":{"source":{"id":"1512.03854","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-12-12T00:42:48Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"ef1706382a20e87e505d570aa1c7e6387e1cdf003fa3c697901a6f5314c40c00","abstract_canon_sha256":"ec8b19522aa9e919703e1b3e18e18d64f9d22a809d20ea7b9607f1c95333d33d"},"schema_version":"1.0"},"canonical_sha256":"3d88e7bd5116dc8da50421ee01c957216702bb78b7dc6f7f0e9450d1eec5b760","source":{"kind":"arxiv","id":"1512.03854","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1512.03854","created_at":"2026-05-18T01:18:39Z"},{"alias_kind":"arxiv_version","alias_value":"1512.03854v2","created_at":"2026-05-18T01:18:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1512.03854","created_at":"2026-05-18T01:18:39Z"},{"alias_kind":"pith_short_12","alias_value":"HWEOPPKRC3OI","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_16","alias_value":"HWEOPPKRC3OI3JIE","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_8","alias_value":"HWEOPPKR","created_at":"2026-05-18T12:29:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:HWEOPPKRC3OI3JIEEHXADSKXEF","target":"record","payload":{"canonical_record":{"source":{"id":"1512.03854","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-12-12T00:42:48Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"ef1706382a20e87e505d570aa1c7e6387e1cdf003fa3c697901a6f5314c40c00","abstract_canon_sha256":"ec8b19522aa9e919703e1b3e18e18d64f9d22a809d20ea7b9607f1c95333d33d"},"schema_version":"1.0"},"canonical_sha256":"3d88e7bd5116dc8da50421ee01c957216702bb78b7dc6f7f0e9450d1eec5b760","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:18:39.144853Z","signature_b64":"HitJtP2sqReUfM9r5R0aoDiaAWzrzkHtxWtfu9XbhaFrvx9gwejKRVHO1Ev1aL4WRV+fvsGcytINCNCYVmESBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3d88e7bd5116dc8da50421ee01c957216702bb78b7dc6f7f0e9450d1eec5b760","last_reissued_at":"2026-05-18T01:18:39.144218Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:18:39.144218Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1512.03854","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:18:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6h3DstL6IepuDZJugQif7026fhD4clm6hITOYeu/ATfNeW4hksUXZWgHt99d+RMhXRv8dQ9dCVsDg2ZZthM0DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T16:09:16.879526Z"},"content_sha256":"1da8f8ffc9747446bc664d287b4e57e3ce58ded71577aa2c0301029723ead272","schema_version":"1.0","event_id":"sha256:1da8f8ffc9747446bc664d287b4e57e3ce58ded71577aa2c0301029723ead272"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:HWEOPPKRC3OI3JIEEHXADSKXEF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Parsec-scale accretion and winds irradiated by a quasar","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.GA","authors_text":"Anton Dorodnitsyn, Daniel Proga, Tim Kallman","submitted_at":"2015-12-12T00:42:48Z","abstract_excerpt":"We present numerical simulations of properties of a parsec-scale torus exposed to illumination by the central black hole in an active galaxy (AGN). Our physical model allows to investigate the balance between the formation of winds and accretion simultaneously. Radiation-driven winds are allowed by taking into account radiation pressure due to UV and IR radiation along with X-ray heating and dust sublimation. Accretion is allowed through angular momentum transport and the solution of the equations of radiation hydrodynamics. Our methods adopt flux-limited diffusion radiation-hydrodynamics for "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1512.03854","kind":"arxiv","version":2},"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":"2026-05-18T01:18:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+qH9ma3OQcGkk2oI5C//s/uxdgexqC+XiwCiQCSJHAPYbX4nM6+5G0yexDmDNWH55pbFyulI8c2dat16JdsFDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T16:09:16.879883Z"},"content_sha256":"b9c932a8278e8a0cdc8b03970988e7bcbe5696e66798ab07f78f59181da892ef","schema_version":"1.0","event_id":"sha256:b9c932a8278e8a0cdc8b03970988e7bcbe5696e66798ab07f78f59181da892ef"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HWEOPPKRC3OI3JIEEHXADSKXEF/bundle.json","state_url":"https://pith.science/pith/HWEOPPKRC3OI3JIEEHXADSKXEF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HWEOPPKRC3OI3JIEEHXADSKXEF/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":"2026-06-04T16:09:16Z","links":{"resolver":"https://pith.science/pith/HWEOPPKRC3OI3JIEEHXADSKXEF","bundle":"https://pith.science/pith/HWEOPPKRC3OI3JIEEHXADSKXEF/bundle.json","state":"https://pith.science/pith/HWEOPPKRC3OI3JIEEHXADSKXEF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HWEOPPKRC3OI3JIEEHXADSKXEF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:HWEOPPKRC3OI3JIEEHXADSKXEF","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":"ec8b19522aa9e919703e1b3e18e18d64f9d22a809d20ea7b9607f1c95333d33d","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-12-12T00:42:48Z","title_canon_sha256":"ef1706382a20e87e505d570aa1c7e6387e1cdf003fa3c697901a6f5314c40c00"},"schema_version":"1.0","source":{"id":"1512.03854","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1512.03854","created_at":"2026-05-18T01:18:39Z"},{"alias_kind":"arxiv_version","alias_value":"1512.03854v2","created_at":"2026-05-18T01:18:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1512.03854","created_at":"2026-05-18T01:18:39Z"},{"alias_kind":"pith_short_12","alias_value":"HWEOPPKRC3OI","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_16","alias_value":"HWEOPPKRC3OI3JIE","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_8","alias_value":"HWEOPPKR","created_at":"2026-05-18T12:29:25Z"}],"graph_snapshots":[{"event_id":"sha256:b9c932a8278e8a0cdc8b03970988e7bcbe5696e66798ab07f78f59181da892ef","target":"graph","created_at":"2026-05-18T01:18:39Z","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 simulations of properties of a parsec-scale torus exposed to illumination by the central black hole in an active galaxy (AGN). Our physical model allows to investigate the balance between the formation of winds and accretion simultaneously. Radiation-driven winds are allowed by taking into account radiation pressure due to UV and IR radiation along with X-ray heating and dust sublimation. Accretion is allowed through angular momentum transport and the solution of the equations of radiation hydrodynamics. Our methods adopt flux-limited diffusion radiation-hydrodynamics for ","authors_text":"Anton Dorodnitsyn, Daniel Proga, Tim Kallman","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-12-12T00:42:48Z","title":"Parsec-scale accretion and winds irradiated by a quasar"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1512.03854","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":"sha256:1da8f8ffc9747446bc664d287b4e57e3ce58ded71577aa2c0301029723ead272","target":"record","created_at":"2026-05-18T01:18:39Z","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":"ec8b19522aa9e919703e1b3e18e18d64f9d22a809d20ea7b9607f1c95333d33d","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-12-12T00:42:48Z","title_canon_sha256":"ef1706382a20e87e505d570aa1c7e6387e1cdf003fa3c697901a6f5314c40c00"},"schema_version":"1.0","source":{"id":"1512.03854","kind":"arxiv","version":2}},"canonical_sha256":"3d88e7bd5116dc8da50421ee01c957216702bb78b7dc6f7f0e9450d1eec5b760","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3d88e7bd5116dc8da50421ee01c957216702bb78b7dc6f7f0e9450d1eec5b760","first_computed_at":"2026-05-18T01:18:39.144218Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:18:39.144218Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HitJtP2sqReUfM9r5R0aoDiaAWzrzkHtxWtfu9XbhaFrvx9gwejKRVHO1Ev1aL4WRV+fvsGcytINCNCYVmESBg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:18:39.144853Z","signed_message":"canonical_sha256_bytes"},"source_id":"1512.03854","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1da8f8ffc9747446bc664d287b4e57e3ce58ded71577aa2c0301029723ead272","sha256:b9c932a8278e8a0cdc8b03970988e7bcbe5696e66798ab07f78f59181da892ef"],"state_sha256":"b99844447ede6f0ffd1334f5bed06cfc262ed6c251a9cdfad08df4b585229b26"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4bFsCh+eKesRcRKfFQbGL9k5nquhBywijlDmkD5LfVN9KokDff+XPQD2Y7aKrR76Kk30xxOJ6RhkoOeyAgvlBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T16:09:16.882015Z","bundle_sha256":"4185c0f89808a22ffdc5a78602b1634e3215a4bbdd41562fd97ddffcf4bd5d56"}}