{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2002:HQ2FVBFILX5VA2DTWPOXZW6ZRK","short_pith_number":"pith:HQ2FVBFI","canonical_record":{"source":{"id":"astro-ph/0211368","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2002-11-15T17:52:40Z","cross_cats_sorted":[],"title_canon_sha256":"c6e5c1cdec9086b77663b203ca1f5d8e6acf5759c7c9b022021f4b02a1a5487d","abstract_canon_sha256":"c52deaf67b6df83f9709d1ef9ccc477a76f4fd3fd5172aa6c61b50d5db10812e"},"schema_version":"1.0"},"canonical_sha256":"3c345a84a85dfb506873b3dd7cdbd98aae48527939be9d66db3c3137120d6eb3","source":{"kind":"arxiv","id":"astro-ph/0211368","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0211368","created_at":"2026-07-04T14:12:26Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0211368v1","created_at":"2026-07-04T14:12:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0211368","created_at":"2026-07-04T14:12:26Z"},{"alias_kind":"pith_short_12","alias_value":"HQ2FVBFILX5V","created_at":"2026-07-04T14:12:26Z"},{"alias_kind":"pith_short_16","alias_value":"HQ2FVBFILX5VA2DT","created_at":"2026-07-04T14:12:26Z"},{"alias_kind":"pith_short_8","alias_value":"HQ2FVBFI","created_at":"2026-07-04T14:12:26Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2002:HQ2FVBFILX5VA2DTWPOXZW6ZRK","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0211368","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2002-11-15T17:52:40Z","cross_cats_sorted":[],"title_canon_sha256":"c6e5c1cdec9086b77663b203ca1f5d8e6acf5759c7c9b022021f4b02a1a5487d","abstract_canon_sha256":"c52deaf67b6df83f9709d1ef9ccc477a76f4fd3fd5172aa6c61b50d5db10812e"},"schema_version":"1.0"},"canonical_sha256":"3c345a84a85dfb506873b3dd7cdbd98aae48527939be9d66db3c3137120d6eb3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T14:12:26.988762Z","signature_b64":"yQdOGYlKuVGAm/tMQCKg5WYm9MRSKrad2SZWAb3Y8T1KN562utKhY84zRiHBlNeRvP0YBw1z/xw7CvdhW0uUCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3c345a84a85dfb506873b3dd7cdbd98aae48527939be9d66db3c3137120d6eb3","last_reissued_at":"2026-07-04T14:12:26.988402Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T14:12:26.988402Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0211368","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":"2026-07-04T14:12:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fk3fkIQNlgyRWZY6asjPpEkfdZCMYdxCYDLlZn1pUjt1AM4DaBQan9m/ci9nXi8FdBV1ffQ/Ld/Fj1XWcW6EAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T23:57:00.896399Z"},"content_sha256":"8bb7f31934537f92fcf897eb32600da6c61876f5d51d960fe913dcb30c50a18a","schema_version":"1.0","event_id":"sha256:8bb7f31934537f92fcf897eb32600da6c61876f5d51d960fe913dcb30c50a18a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2002:HQ2FVBFILX5VA2DTWPOXZW6ZRK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Physics Fundamentals of Luminous Accretion Disks Around Black Holes","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"O. M. Blaes","submitted_at":"2002-11-15T17:52:40Z","abstract_excerpt":"These lectures provide an overview of the theory of accretion disks with application to bright sources containing black holes. I focus on the fundamental physics of these flows, stressing modern developments and outstanding questions wherever possible. After a review of standard Shakura-Sunyaev based models and their problems and uncertainties, I describe the basic principles that determine the overall spectral energy distribution produced by the flow. I then describe the physics of angular momentum transport in black hole accretion disks, stressing the important role of magnetic fields. Final"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0211368","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/astro-ph/0211368/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T14:12:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FlGDXAkX+L/olNbqDd3iwhGyliGdU9gbKzIJeEUbQzKK51RxGLXWtwhKXMYGzGaT1N4rj42WWUkwtvx9GmlGCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T23:57:00.898082Z"},"content_sha256":"d94ed0b8f2a495e1027b5b9c12bec8807542bbb36da109d8bf53bed1b507df4e","schema_version":"1.0","event_id":"sha256:d94ed0b8f2a495e1027b5b9c12bec8807542bbb36da109d8bf53bed1b507df4e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HQ2FVBFILX5VA2DTWPOXZW6ZRK/bundle.json","state_url":"https://pith.science/pith/HQ2FVBFILX5VA2DTWPOXZW6ZRK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HQ2FVBFILX5VA2DTWPOXZW6ZRK/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":"2026-08-14T23:57:00Z","links":{"resolver":"https://pith.science/pith/HQ2FVBFILX5VA2DTWPOXZW6ZRK","bundle":"https://pith.science/pith/HQ2FVBFILX5VA2DTWPOXZW6ZRK/bundle.json","state":"https://pith.science/pith/HQ2FVBFILX5VA2DTWPOXZW6ZRK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HQ2FVBFILX5VA2DTWPOXZW6ZRK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2002:HQ2FVBFILX5VA2DTWPOXZW6ZRK","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":"c52deaf67b6df83f9709d1ef9ccc477a76f4fd3fd5172aa6c61b50d5db10812e","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2002-11-15T17:52:40Z","title_canon_sha256":"c6e5c1cdec9086b77663b203ca1f5d8e6acf5759c7c9b022021f4b02a1a5487d"},"schema_version":"1.0","source":{"id":"astro-ph/0211368","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0211368","created_at":"2026-07-04T14:12:26Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0211368v1","created_at":"2026-07-04T14:12:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0211368","created_at":"2026-07-04T14:12:26Z"},{"alias_kind":"pith_short_12","alias_value":"HQ2FVBFILX5V","created_at":"2026-07-04T14:12:26Z"},{"alias_kind":"pith_short_16","alias_value":"HQ2FVBFILX5VA2DT","created_at":"2026-07-04T14:12:26Z"},{"alias_kind":"pith_short_8","alias_value":"HQ2FVBFI","created_at":"2026-07-04T14:12:26Z"}],"graph_snapshots":[{"event_id":"sha256:d94ed0b8f2a495e1027b5b9c12bec8807542bbb36da109d8bf53bed1b507df4e","target":"graph","created_at":"2026-07-04T14:12:26Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/astro-ph/0211368/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"These lectures provide an overview of the theory of accretion disks with application to bright sources containing black holes. I focus on the fundamental physics of these flows, stressing modern developments and outstanding questions wherever possible. After a review of standard Shakura-Sunyaev based models and their problems and uncertainties, I describe the basic principles that determine the overall spectral energy distribution produced by the flow. I then describe the physics of angular momentum transport in black hole accretion disks, stressing the important role of magnetic fields. Final","authors_text":"O. M. Blaes","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2002-11-15T17:52:40Z","title":"Physics Fundamentals of Luminous Accretion Disks Around Black Holes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0211368","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":"sha256:8bb7f31934537f92fcf897eb32600da6c61876f5d51d960fe913dcb30c50a18a","target":"record","created_at":"2026-07-04T14:12:26Z","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":"c52deaf67b6df83f9709d1ef9ccc477a76f4fd3fd5172aa6c61b50d5db10812e","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2002-11-15T17:52:40Z","title_canon_sha256":"c6e5c1cdec9086b77663b203ca1f5d8e6acf5759c7c9b022021f4b02a1a5487d"},"schema_version":"1.0","source":{"id":"astro-ph/0211368","kind":"arxiv","version":1}},"canonical_sha256":"3c345a84a85dfb506873b3dd7cdbd98aae48527939be9d66db3c3137120d6eb3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3c345a84a85dfb506873b3dd7cdbd98aae48527939be9d66db3c3137120d6eb3","first_computed_at":"2026-07-04T14:12:26.988402Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T14:12:26.988402Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yQdOGYlKuVGAm/tMQCKg5WYm9MRSKrad2SZWAb3Y8T1KN562utKhY84zRiHBlNeRvP0YBw1z/xw7CvdhW0uUCQ==","signature_status":"signed_v1","signed_at":"2026-07-04T14:12:26.988762Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0211368","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8bb7f31934537f92fcf897eb32600da6c61876f5d51d960fe913dcb30c50a18a","sha256:d94ed0b8f2a495e1027b5b9c12bec8807542bbb36da109d8bf53bed1b507df4e"],"state_sha256":"ec4bed90b7eff5d55ef98d77e2e2621951104a755f962bfe5a4a38fa409ad29e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J093Ma2TY4/xkDtVWAwPyKuiNg3jk4jmV5s0DfJxDPjt65d78wo604UEWUJQVisgSSiWc3E+JZyKAls1CR1xDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T23:57:00.906141Z","bundle_sha256":"4825a347036a327aff89aa2afec079009704cc0cec33602e8042906f4f03725b"}}