{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2004:Z2W3W5GABE2IRVLB656C5X34UC","short_pith_number":"pith:Z2W3W5GA","canonical_record":{"source":{"id":"astro-ph/0401173","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2004-01-12T18:54:03Z","cross_cats_sorted":[],"title_canon_sha256":"935d8a3cc1f7ed222172357030ec51d8921612d37e7e843c38454725810f8f26","abstract_canon_sha256":"6e487e43e12d003ff30edb8593a92ac5355365f3fcc7c64e368b07e4118d0e06"},"schema_version":"1.0"},"canonical_sha256":"ceadbb74c0093488d561f77c2edf7ca09cb2769c7ac8924548bd8d4566648175","source":{"kind":"arxiv","id":"astro-ph/0401173","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0401173","created_at":"2026-05-18T04:22:32Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0401173v1","created_at":"2026-05-18T04:22:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0401173","created_at":"2026-05-18T04:22:32Z"},{"alias_kind":"pith_short_12","alias_value":"Z2W3W5GABE2I","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"Z2W3W5GABE2IRVLB","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"Z2W3W5GA","created_at":"2026-05-18T12:25:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2004:Z2W3W5GABE2IRVLB656C5X34UC","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0401173","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2004-01-12T18:54:03Z","cross_cats_sorted":[],"title_canon_sha256":"935d8a3cc1f7ed222172357030ec51d8921612d37e7e843c38454725810f8f26","abstract_canon_sha256":"6e487e43e12d003ff30edb8593a92ac5355365f3fcc7c64e368b07e4118d0e06"},"schema_version":"1.0"},"canonical_sha256":"ceadbb74c0093488d561f77c2edf7ca09cb2769c7ac8924548bd8d4566648175","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:22:32.360033Z","signature_b64":"hyIfbwVkvt8jEagEq5gvytp2x6ai4jTMl9j2gmmikPcy9jJ4vIqb+MjMJsty6pcDDStfQ/ASOcvcPytOPZIzCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ceadbb74c0093488d561f77c2edf7ca09cb2769c7ac8924548bd8d4566648175","last_reissued_at":"2026-05-18T04:22:32.359546Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:22:32.359546Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0401173","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":"2026-05-18T04:22:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UX3W/wf8Uy26VyiTNyzqUNAo0kV1uVDnBGdoXeHa6zoes4nC6vMVSn5cqU2g2h5apJSCRVln0biIepJvdBVBAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T02:38:00.367571Z"},"content_sha256":"87cc676d702fdcbf5d93130c5dd21b029ade037ba0f8ff10060d75013fb63695","schema_version":"1.0","event_id":"sha256:87cc676d702fdcbf5d93130c5dd21b029ade037ba0f8ff10060d75013fb63695"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2004:Z2W3W5GABE2IRVLB656C5X34UC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Relativistic O VIII Emission and Ionized Outflow in NGC 4051","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"(2) MSSL/UCL, (3) UCR, (4) U. Southampton, (5) LANL), F. A. Cordova (3), I. M. McHardy (4), K. O. Mason (2), M. J. Page (2), N. J. Salvi (2), P. M. Ogle (1), W.C. Priedhorsky (5) ((1) JPL","submitted_at":"2004-01-12T18:54:03Z","abstract_excerpt":"We present XMM-Newton RGS observations of the soft X-ray spectrum of NGC 4051, and explore their implications for the inner accretion disk and ionized outflow in the active galactic nucleus. We fit the soft X-ray excess with a relativistically broadened O VIII recombination spectrum, including the entire line series and recombination continuum. This plus an underlying power law continuum provides a much better fit to the soft X-ray spectrum than a single temperature or disk blackbody plus power law. The emission line profiles, computed for a Kerr metric around a maximally rotating black hole, "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0401173","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":"2026-05-18T04:22:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8y+Sswm4qn0pHpIuDGf+weO2frkAS5W8LRGvduBwjBQ/CpdcLAFKTe5jo5yAXlIYm2+HH7De9MrotjfKik8fDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T02:38:00.367921Z"},"content_sha256":"ed6ec1994a2c5c73404b46a2d59de5cf41e8da96a8aaa230071d02ae77bb6ce7","schema_version":"1.0","event_id":"sha256:ed6ec1994a2c5c73404b46a2d59de5cf41e8da96a8aaa230071d02ae77bb6ce7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Z2W3W5GABE2IRVLB656C5X34UC/bundle.json","state_url":"https://pith.science/pith/Z2W3W5GABE2IRVLB656C5X34UC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Z2W3W5GABE2IRVLB656C5X34UC/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":"2026-06-03T02:38:00Z","links":{"resolver":"https://pith.science/pith/Z2W3W5GABE2IRVLB656C5X34UC","bundle":"https://pith.science/pith/Z2W3W5GABE2IRVLB656C5X34UC/bundle.json","state":"https://pith.science/pith/Z2W3W5GABE2IRVLB656C5X34UC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Z2W3W5GABE2IRVLB656C5X34UC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:Z2W3W5GABE2IRVLB656C5X34UC","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":"6e487e43e12d003ff30edb8593a92ac5355365f3fcc7c64e368b07e4118d0e06","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2004-01-12T18:54:03Z","title_canon_sha256":"935d8a3cc1f7ed222172357030ec51d8921612d37e7e843c38454725810f8f26"},"schema_version":"1.0","source":{"id":"astro-ph/0401173","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0401173","created_at":"2026-05-18T04:22:32Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0401173v1","created_at":"2026-05-18T04:22:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0401173","created_at":"2026-05-18T04:22:32Z"},{"alias_kind":"pith_short_12","alias_value":"Z2W3W5GABE2I","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"Z2W3W5GABE2IRVLB","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"Z2W3W5GA","created_at":"2026-05-18T12:25:52Z"}],"graph_snapshots":[{"event_id":"sha256:ed6ec1994a2c5c73404b46a2d59de5cf41e8da96a8aaa230071d02ae77bb6ce7","target":"graph","created_at":"2026-05-18T04:22:32Z","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 XMM-Newton RGS observations of the soft X-ray spectrum of NGC 4051, and explore their implications for the inner accretion disk and ionized outflow in the active galactic nucleus. We fit the soft X-ray excess with a relativistically broadened O VIII recombination spectrum, including the entire line series and recombination continuum. This plus an underlying power law continuum provides a much better fit to the soft X-ray spectrum than a single temperature or disk blackbody plus power law. The emission line profiles, computed for a Kerr metric around a maximally rotating black hole, ","authors_text":"(2) MSSL/UCL, (3) UCR, (4) U. Southampton, (5) LANL), F. A. Cordova (3), I. M. McHardy (4), K. O. Mason (2), M. J. Page (2), N. J. Salvi (2), P. M. Ogle (1), W.C. Priedhorsky (5) ((1) JPL","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2004-01-12T18:54:03Z","title":"Relativistic O VIII Emission and Ionized Outflow in NGC 4051"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0401173","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":"sha256:87cc676d702fdcbf5d93130c5dd21b029ade037ba0f8ff10060d75013fb63695","target":"record","created_at":"2026-05-18T04:22:32Z","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":"6e487e43e12d003ff30edb8593a92ac5355365f3fcc7c64e368b07e4118d0e06","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2004-01-12T18:54:03Z","title_canon_sha256":"935d8a3cc1f7ed222172357030ec51d8921612d37e7e843c38454725810f8f26"},"schema_version":"1.0","source":{"id":"astro-ph/0401173","kind":"arxiv","version":1}},"canonical_sha256":"ceadbb74c0093488d561f77c2edf7ca09cb2769c7ac8924548bd8d4566648175","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ceadbb74c0093488d561f77c2edf7ca09cb2769c7ac8924548bd8d4566648175","first_computed_at":"2026-05-18T04:22:32.359546Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:22:32.359546Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hyIfbwVkvt8jEagEq5gvytp2x6ai4jTMl9j2gmmikPcy9jJ4vIqb+MjMJsty6pcDDStfQ/ASOcvcPytOPZIzCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:22:32.360033Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0401173","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:87cc676d702fdcbf5d93130c5dd21b029ade037ba0f8ff10060d75013fb63695","sha256:ed6ec1994a2c5c73404b46a2d59de5cf41e8da96a8aaa230071d02ae77bb6ce7"],"state_sha256":"243b2e832f5209c22394da6b6e7c2a9ac465e82834decb952a574ec595ade389"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ly9cEGT6j//WGURh4nhbsRLM6LoEPk98VrY9nZq6XlLByxHckzmoQCWgFR9aQdMKL8dI6P6IXdkpS7qi1ZhlDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T02:38:00.369835Z","bundle_sha256":"27852edbaaa63f30901798c656be34d2d601029e91803d1ca085494e3c31d1ec"}}