{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:EEQQ2QXE5L7OQYXU7ZSS6Q5M3S","short_pith_number":"pith:EEQQ2QXE","canonical_record":{"source":{"id":"1411.2977","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-11-11T21:00:11Z","cross_cats_sorted":[],"title_canon_sha256":"953ba5b6582c8cae51ad692b31431b5846cae1e3c306a9f91befd1df96157213","abstract_canon_sha256":"61771f1af49e7b47a236c3bf26b559c11b0ebb5b4af276a148b2a0a82c5a47a8"},"schema_version":"1.0"},"canonical_sha256":"21210d42e4eafee862f4fe652f43acdcad319598b9212ed8c4855833462ab43c","source":{"kind":"arxiv","id":"1411.2977","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.2977","created_at":"2026-05-18T02:26:31Z"},{"alias_kind":"arxiv_version","alias_value":"1411.2977v1","created_at":"2026-05-18T02:26:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.2977","created_at":"2026-05-18T02:26:31Z"},{"alias_kind":"pith_short_12","alias_value":"EEQQ2QXE5L7O","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_16","alias_value":"EEQQ2QXE5L7OQYXU","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_8","alias_value":"EEQQ2QXE","created_at":"2026-05-18T12:28:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:EEQQ2QXE5L7OQYXU7ZSS6Q5M3S","target":"record","payload":{"canonical_record":{"source":{"id":"1411.2977","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-11-11T21:00:11Z","cross_cats_sorted":[],"title_canon_sha256":"953ba5b6582c8cae51ad692b31431b5846cae1e3c306a9f91befd1df96157213","abstract_canon_sha256":"61771f1af49e7b47a236c3bf26b559c11b0ebb5b4af276a148b2a0a82c5a47a8"},"schema_version":"1.0"},"canonical_sha256":"21210d42e4eafee862f4fe652f43acdcad319598b9212ed8c4855833462ab43c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:26:31.415147Z","signature_b64":"btH6LWuH+9uNcUwa2OaKlRKA6Hu58yq4rcjIcuek4K/XR6smk4GX/gfBmKGsBxyg/RjVy4uG0p6BJPxfVvTiCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"21210d42e4eafee862f4fe652f43acdcad319598b9212ed8c4855833462ab43c","last_reissued_at":"2026-05-18T02:26:31.414742Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:26:31.414742Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1411.2977","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":"2026-05-18T02:26:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nBFDzrNDaXOkSbti5zMXinapttQf1DBytcTHwHwghoM4Zi7DfnEHMJ2aSRlcGt7W19DtpkqMX82OsZQLxU3+Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T06:38:31.752038Z"},"content_sha256":"7cc7ad2b0c472efbef5e94ca70fcf2dbb05104ced5da477493cd1f0e2d0bbe09","schema_version":"1.0","event_id":"sha256:7cc7ad2b0c472efbef5e94ca70fcf2dbb05104ced5da477493cd1f0e2d0bbe09"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:EEQQ2QXE5L7OQYXU7ZSS6Q5M3S","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the Scatter in the Radius - Luminosity Relationship for Active Galactic Nuclei","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"B.M. Peterson, E. Kilerci Eser, K.D. Denney, M.C. Bentz, M. Vestergaard","submitted_at":"2014-11-11T21:00:11Z","abstract_excerpt":"We investigate and quantify the observed scatter in the empirical relationship between the broad line region size R and the luminosity of the active galactic nucleus (AGN), in order to better understand its origin. This study is motivated by the indispensable role of this relationship in the mass estimation of cosmologically distant black holes, but may also be relevant to the recently proposed application of this relationship for measuring cosmic distances. We study six nearby reverberation-mapped AGN for which simultaneous UV and optical monitoring data exist. We also examine the long-term o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.2977","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":"2026-05-18T02:26:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"a356It7WyhpZII1fxIZxvmFYHCk24l5Gu3Wttn1PuZF/Hp/S4xAPZffNZoL7QBZVnj+O7NvILjl/aM1tUGRfBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T06:38:31.752403Z"},"content_sha256":"cb6d36b6f1569f2d648851af8a668fb078ce265fc35cc10f880a285b934c520e","schema_version":"1.0","event_id":"sha256:cb6d36b6f1569f2d648851af8a668fb078ce265fc35cc10f880a285b934c520e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EEQQ2QXE5L7OQYXU7ZSS6Q5M3S/bundle.json","state_url":"https://pith.science/pith/EEQQ2QXE5L7OQYXU7ZSS6Q5M3S/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EEQQ2QXE5L7OQYXU7ZSS6Q5M3S/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":"2026-06-04T06:38:31Z","links":{"resolver":"https://pith.science/pith/EEQQ2QXE5L7OQYXU7ZSS6Q5M3S","bundle":"https://pith.science/pith/EEQQ2QXE5L7OQYXU7ZSS6Q5M3S/bundle.json","state":"https://pith.science/pith/EEQQ2QXE5L7OQYXU7ZSS6Q5M3S/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EEQQ2QXE5L7OQYXU7ZSS6Q5M3S/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:EEQQ2QXE5L7OQYXU7ZSS6Q5M3S","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":"61771f1af49e7b47a236c3bf26b559c11b0ebb5b4af276a148b2a0a82c5a47a8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-11-11T21:00:11Z","title_canon_sha256":"953ba5b6582c8cae51ad692b31431b5846cae1e3c306a9f91befd1df96157213"},"schema_version":"1.0","source":{"id":"1411.2977","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.2977","created_at":"2026-05-18T02:26:31Z"},{"alias_kind":"arxiv_version","alias_value":"1411.2977v1","created_at":"2026-05-18T02:26:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.2977","created_at":"2026-05-18T02:26:31Z"},{"alias_kind":"pith_short_12","alias_value":"EEQQ2QXE5L7O","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_16","alias_value":"EEQQ2QXE5L7OQYXU","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_8","alias_value":"EEQQ2QXE","created_at":"2026-05-18T12:28:25Z"}],"graph_snapshots":[{"event_id":"sha256:cb6d36b6f1569f2d648851af8a668fb078ce265fc35cc10f880a285b934c520e","target":"graph","created_at":"2026-05-18T02:26:31Z","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 investigate and quantify the observed scatter in the empirical relationship between the broad line region size R and the luminosity of the active galactic nucleus (AGN), in order to better understand its origin. This study is motivated by the indispensable role of this relationship in the mass estimation of cosmologically distant black holes, but may also be relevant to the recently proposed application of this relationship for measuring cosmic distances. We study six nearby reverberation-mapped AGN for which simultaneous UV and optical monitoring data exist. We also examine the long-term o","authors_text":"B.M. Peterson, E. Kilerci Eser, K.D. Denney, M.C. Bentz, M. Vestergaard","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-11-11T21:00:11Z","title":"On the Scatter in the Radius - Luminosity Relationship for Active Galactic Nuclei"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.2977","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":"sha256:7cc7ad2b0c472efbef5e94ca70fcf2dbb05104ced5da477493cd1f0e2d0bbe09","target":"record","created_at":"2026-05-18T02:26:31Z","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":"61771f1af49e7b47a236c3bf26b559c11b0ebb5b4af276a148b2a0a82c5a47a8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-11-11T21:00:11Z","title_canon_sha256":"953ba5b6582c8cae51ad692b31431b5846cae1e3c306a9f91befd1df96157213"},"schema_version":"1.0","source":{"id":"1411.2977","kind":"arxiv","version":1}},"canonical_sha256":"21210d42e4eafee862f4fe652f43acdcad319598b9212ed8c4855833462ab43c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"21210d42e4eafee862f4fe652f43acdcad319598b9212ed8c4855833462ab43c","first_computed_at":"2026-05-18T02:26:31.414742Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:26:31.414742Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"btH6LWuH+9uNcUwa2OaKlRKA6Hu58yq4rcjIcuek4K/XR6smk4GX/gfBmKGsBxyg/RjVy4uG0p6BJPxfVvTiCg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:26:31.415147Z","signed_message":"canonical_sha256_bytes"},"source_id":"1411.2977","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7cc7ad2b0c472efbef5e94ca70fcf2dbb05104ced5da477493cd1f0e2d0bbe09","sha256:cb6d36b6f1569f2d648851af8a668fb078ce265fc35cc10f880a285b934c520e"],"state_sha256":"4569c96436fdce68e207776e96e3a0843b125aa283a1288dd2f74106aaa272ba"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dvlZpWv7OwBFDnkizf60Lys4UUYVQpJjbDut8o2V7RZxSZcA863h+LfyjtBV+KcqGaQRFsynmk8m+hK1aDCpDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T06:38:31.754435Z","bundle_sha256":"da245365c16e98cd2c98155fea5159ce36624110b8a9e9e5f503194ec3dac0be"}}