{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:XQJKF2RDIKAOPKJ4DEM5XID4J4","short_pith_number":"pith:XQJKF2RD","canonical_record":{"source":{"id":"1505.05119","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-05-19T18:48:40Z","cross_cats_sorted":[],"title_canon_sha256":"211d6741f6277fccfabc9a05fa6927f79859b212d1bb3b03d4db8d094c0e5b52","abstract_canon_sha256":"2b6c83e52fd69631c7fb60b7823a9e6511121448a01652c240d23691ce4a6ea1"},"schema_version":"1.0"},"canonical_sha256":"bc12a2ea234280e7a93c1919dba07c4f2761d3bd8d9a08a9dc6d262c1e08e3a6","source":{"kind":"arxiv","id":"1505.05119","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.05119","created_at":"2026-05-18T02:05:22Z"},{"alias_kind":"arxiv_version","alias_value":"1505.05119v1","created_at":"2026-05-18T02:05:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.05119","created_at":"2026-05-18T02:05:22Z"},{"alias_kind":"pith_short_12","alias_value":"XQJKF2RDIKAO","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_16","alias_value":"XQJKF2RDIKAOPKJ4","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_8","alias_value":"XQJKF2RD","created_at":"2026-05-18T12:29:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:XQJKF2RDIKAOPKJ4DEM5XID4J4","target":"record","payload":{"canonical_record":{"source":{"id":"1505.05119","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-05-19T18:48:40Z","cross_cats_sorted":[],"title_canon_sha256":"211d6741f6277fccfabc9a05fa6927f79859b212d1bb3b03d4db8d094c0e5b52","abstract_canon_sha256":"2b6c83e52fd69631c7fb60b7823a9e6511121448a01652c240d23691ce4a6ea1"},"schema_version":"1.0"},"canonical_sha256":"bc12a2ea234280e7a93c1919dba07c4f2761d3bd8d9a08a9dc6d262c1e08e3a6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:05:22.133165Z","signature_b64":"iq8PZCKtCsqogJAvQGtp2s7NfcpfCASi5ddbh0M/SHQlmDNYBQL9H1d5UVGTVIk7tE297ifIshBv1fAHrbWmDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bc12a2ea234280e7a93c1919dba07c4f2761d3bd8d9a08a9dc6d262c1e08e3a6","last_reissued_at":"2026-05-18T02:05:22.132512Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:05:22.132512Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1505.05119","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":"2026-05-18T02:05:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S9UgYrjfuc5kWSkmOK2BaSgcwZHooUOx7GOWSymp2dwTbdwj1uFSCVApjYmL4vjciXTMC8vBnA1OCdx9IsmGBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T05:07:53.255507Z"},"content_sha256":"eac30ed954bf8bfde144aa9b20c37d2eafc67831d34139dc9cce2d2f66e247c2","schema_version":"1.0","event_id":"sha256:eac30ed954bf8bfde144aa9b20c37d2eafc67831d34139dc9cce2d2f66e247c2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:XQJKF2RDIKAOPKJ4DEM5XID4J4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"bhlight: General Relativistic Radiation Magnetohydrodynamics with Monte Carlo Transport","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Benjamin R. Ryan, Charles F. Gammie, Joshua C. Dolence","submitted_at":"2015-05-19T18:48:40Z","abstract_excerpt":"We present bhlight, a numerical scheme for solving the equations of general relativistic radiation magnetohydrodynamics (GRRMHD) using a direct Monte Carlo solution of the frequency-dependent radiative transport equation. bhlight is designed to evolve black hole accretion flows at intermediate accretion rate, in the regime between the classical radiatively efficient disk and the radiatively inefficient accretion flow (RIAF), in which global radiative effects play a sub-dominant but non-negligible role in disk dynamics. We describe the governing equations, numerical method, idiosyncrasies of ou"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.05119","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":"2026-05-18T02:05:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XYO4C8hov8ocpX5u/Lt3MM4jzRdJJBdMEmsRHhcn6Ob5Zfaq4yzpUMMIwa5Ekq/3QibH3ZUyzWpwk4pBYQcSDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T05:07:53.256226Z"},"content_sha256":"3b75ba5d8d5806339cfa1a0154f0cf6ad407fbce0d750ebd7c3abcba401bd36a","schema_version":"1.0","event_id":"sha256:3b75ba5d8d5806339cfa1a0154f0cf6ad407fbce0d750ebd7c3abcba401bd36a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XQJKF2RDIKAOPKJ4DEM5XID4J4/bundle.json","state_url":"https://pith.science/pith/XQJKF2RDIKAOPKJ4DEM5XID4J4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XQJKF2RDIKAOPKJ4DEM5XID4J4/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":"2026-05-25T05:07:53Z","links":{"resolver":"https://pith.science/pith/XQJKF2RDIKAOPKJ4DEM5XID4J4","bundle":"https://pith.science/pith/XQJKF2RDIKAOPKJ4DEM5XID4J4/bundle.json","state":"https://pith.science/pith/XQJKF2RDIKAOPKJ4DEM5XID4J4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XQJKF2RDIKAOPKJ4DEM5XID4J4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:XQJKF2RDIKAOPKJ4DEM5XID4J4","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":"2b6c83e52fd69631c7fb60b7823a9e6511121448a01652c240d23691ce4a6ea1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-05-19T18:48:40Z","title_canon_sha256":"211d6741f6277fccfabc9a05fa6927f79859b212d1bb3b03d4db8d094c0e5b52"},"schema_version":"1.0","source":{"id":"1505.05119","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.05119","created_at":"2026-05-18T02:05:22Z"},{"alias_kind":"arxiv_version","alias_value":"1505.05119v1","created_at":"2026-05-18T02:05:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.05119","created_at":"2026-05-18T02:05:22Z"},{"alias_kind":"pith_short_12","alias_value":"XQJKF2RDIKAO","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_16","alias_value":"XQJKF2RDIKAOPKJ4","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_8","alias_value":"XQJKF2RD","created_at":"2026-05-18T12:29:50Z"}],"graph_snapshots":[{"event_id":"sha256:3b75ba5d8d5806339cfa1a0154f0cf6ad407fbce0d750ebd7c3abcba401bd36a","target":"graph","created_at":"2026-05-18T02:05:22Z","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 bhlight, a numerical scheme for solving the equations of general relativistic radiation magnetohydrodynamics (GRRMHD) using a direct Monte Carlo solution of the frequency-dependent radiative transport equation. bhlight is designed to evolve black hole accretion flows at intermediate accretion rate, in the regime between the classical radiatively efficient disk and the radiatively inefficient accretion flow (RIAF), in which global radiative effects play a sub-dominant but non-negligible role in disk dynamics. We describe the governing equations, numerical method, idiosyncrasies of ou","authors_text":"Benjamin R. Ryan, Charles F. Gammie, Joshua C. Dolence","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-05-19T18:48:40Z","title":"bhlight: General Relativistic Radiation Magnetohydrodynamics with Monte Carlo Transport"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.05119","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:eac30ed954bf8bfde144aa9b20c37d2eafc67831d34139dc9cce2d2f66e247c2","target":"record","created_at":"2026-05-18T02:05:22Z","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":"2b6c83e52fd69631c7fb60b7823a9e6511121448a01652c240d23691ce4a6ea1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-05-19T18:48:40Z","title_canon_sha256":"211d6741f6277fccfabc9a05fa6927f79859b212d1bb3b03d4db8d094c0e5b52"},"schema_version":"1.0","source":{"id":"1505.05119","kind":"arxiv","version":1}},"canonical_sha256":"bc12a2ea234280e7a93c1919dba07c4f2761d3bd8d9a08a9dc6d262c1e08e3a6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bc12a2ea234280e7a93c1919dba07c4f2761d3bd8d9a08a9dc6d262c1e08e3a6","first_computed_at":"2026-05-18T02:05:22.132512Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:05:22.132512Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iq8PZCKtCsqogJAvQGtp2s7NfcpfCASi5ddbh0M/SHQlmDNYBQL9H1d5UVGTVIk7tE297ifIshBv1fAHrbWmDg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:05:22.133165Z","signed_message":"canonical_sha256_bytes"},"source_id":"1505.05119","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:eac30ed954bf8bfde144aa9b20c37d2eafc67831d34139dc9cce2d2f66e247c2","sha256:3b75ba5d8d5806339cfa1a0154f0cf6ad407fbce0d750ebd7c3abcba401bd36a"],"state_sha256":"fac75120cc4ff42684996e968c341da2431065b22db7a04ed549ba9645531eb9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cHuMNa64IJuefih9pE6C3NK0FTZWOpaK/fW0wqlaSJaZCq1H9bAizxiONsJWNytJQ086pg3f1lqao4SSgaIKBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T05:07:53.260606Z","bundle_sha256":"ef1f2a59eb62ac9f8dcae5a7735979b331b96ba8c6425c55b10d2e1ae4ee5bef"}}