{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:DMGR5JHNFQODE5MIDGQAFX3REB","short_pith_number":"pith:DMGR5JHN","canonical_record":{"source":{"id":"2302.05261","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-02-10T14:18:46Z","cross_cats_sorted":[],"title_canon_sha256":"e548b9ecb320e66c01a501c9793a09d7724f99c94fa950ad712dea42d586dea0","abstract_canon_sha256":"3b2f68238c9edded227492a979d8a881860a9554ee6ac7b32ee6081b631421e8"},"schema_version":"1.0"},"canonical_sha256":"1b0d1ea4ed2c1c32758819a002df71204cc50c91af9e34d0079a497eab4cd335","source":{"kind":"arxiv","id":"2302.05261","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2302.05261","created_at":"2026-07-05T06:14:40Z"},{"alias_kind":"arxiv_version","alias_value":"2302.05261v2","created_at":"2026-07-05T06:14:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.05261","created_at":"2026-07-05T06:14:40Z"},{"alias_kind":"pith_short_12","alias_value":"DMGR5JHNFQOD","created_at":"2026-07-05T06:14:40Z"},{"alias_kind":"pith_short_16","alias_value":"DMGR5JHNFQODE5MI","created_at":"2026-07-05T06:14:40Z"},{"alias_kind":"pith_short_8","alias_value":"DMGR5JHN","created_at":"2026-07-05T06:14:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:DMGR5JHNFQODE5MIDGQAFX3REB","target":"record","payload":{"canonical_record":{"source":{"id":"2302.05261","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-02-10T14:18:46Z","cross_cats_sorted":[],"title_canon_sha256":"e548b9ecb320e66c01a501c9793a09d7724f99c94fa950ad712dea42d586dea0","abstract_canon_sha256":"3b2f68238c9edded227492a979d8a881860a9554ee6ac7b32ee6081b631421e8"},"schema_version":"1.0"},"canonical_sha256":"1b0d1ea4ed2c1c32758819a002df71204cc50c91af9e34d0079a497eab4cd335","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:14:40.711290Z","signature_b64":"GnpwazBF2cx9z6LX3Z5xOTB1iCaMXnGHAaPnD7T/60TQQCwldNzM1I5cD+2JWN66EopgrH7le6T96JxXwn/AAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1b0d1ea4ed2c1c32758819a002df71204cc50c91af9e34d0079a497eab4cd335","last_reissued_at":"2026-07-05T06:14:40.710847Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:14:40.710847Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2302.05261","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":"2026-07-05T06:14:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eWc2TCTXyX0LdA/+Du2UVKSlms2tdw4S0wkhMrxDiYDcjTdxMwnzlpJ207N+aBTb2VdONQvJe55pcjSbUi6IDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T03:58:50.701432Z"},"content_sha256":"fbeda9e174bf4c3aba5381013dbe2dc9fb9e39cd4c5a21e9d6dabb97de59934c","schema_version":"1.0","event_id":"sha256:fbeda9e174bf4c3aba5381013dbe2dc9fb9e39cd4c5a21e9d6dabb97de59934c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:DMGR5JHNFQODE5MIDGQAFX3REB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Estimating AGN Black Hole Masses via Continuum Reverberation Mapping in the Era of LSST","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Hengxiao Guo, Jong-Hak Woo, Shu Wang","submitted_at":"2023-02-10T14:18:46Z","abstract_excerpt":"Spectroscopic reverberation mapping (RM) is a direct approach widely used to estimate the mass of black holes (BHs) in active galactic nuclei (AGNs). However, it is very time consuming and difficult to apply to a large AGN sample. The empirical relation between the broad-line region size and luminosity (H$\\beta$ $R_{\\rm BLR}\\unicode{x2013}L$) provides a practical alternative yet is subject to large scatter and systematic bias. Based on the relation between the continuum emitting region size and luminosity ($R_{\\rm CER}\\unicode{x2013}L$) reported by Netzer (2022), we present a new BH mass estim"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.05261","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2302.05261/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":"2026-07-05T06:14:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GMxxXHmyvD2Nwhlx2RLXumJF9FmSJLb6nP/mwGKo9JMJ9pwDzSVv99HKGqlHR2c/xTeMP4+mGTAgTVexku6bDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T03:58:50.701947Z"},"content_sha256":"649636aece446c7f8e1c5964a3d820eabe5823dd9a36b06cc481669f06652fd0","schema_version":"1.0","event_id":"sha256:649636aece446c7f8e1c5964a3d820eabe5823dd9a36b06cc481669f06652fd0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DMGR5JHNFQODE5MIDGQAFX3REB/bundle.json","state_url":"https://pith.science/pith/DMGR5JHNFQODE5MIDGQAFX3REB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DMGR5JHNFQODE5MIDGQAFX3REB/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":"2026-08-08T03:58:50Z","links":{"resolver":"https://pith.science/pith/DMGR5JHNFQODE5MIDGQAFX3REB","bundle":"https://pith.science/pith/DMGR5JHNFQODE5MIDGQAFX3REB/bundle.json","state":"https://pith.science/pith/DMGR5JHNFQODE5MIDGQAFX3REB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DMGR5JHNFQODE5MIDGQAFX3REB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:DMGR5JHNFQODE5MIDGQAFX3REB","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":"3b2f68238c9edded227492a979d8a881860a9554ee6ac7b32ee6081b631421e8","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-02-10T14:18:46Z","title_canon_sha256":"e548b9ecb320e66c01a501c9793a09d7724f99c94fa950ad712dea42d586dea0"},"schema_version":"1.0","source":{"id":"2302.05261","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2302.05261","created_at":"2026-07-05T06:14:40Z"},{"alias_kind":"arxiv_version","alias_value":"2302.05261v2","created_at":"2026-07-05T06:14:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.05261","created_at":"2026-07-05T06:14:40Z"},{"alias_kind":"pith_short_12","alias_value":"DMGR5JHNFQOD","created_at":"2026-07-05T06:14:40Z"},{"alias_kind":"pith_short_16","alias_value":"DMGR5JHNFQODE5MI","created_at":"2026-07-05T06:14:40Z"},{"alias_kind":"pith_short_8","alias_value":"DMGR5JHN","created_at":"2026-07-05T06:14:40Z"}],"graph_snapshots":[{"event_id":"sha256:649636aece446c7f8e1c5964a3d820eabe5823dd9a36b06cc481669f06652fd0","target":"graph","created_at":"2026-07-05T06:14:40Z","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/2302.05261/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Spectroscopic reverberation mapping (RM) is a direct approach widely used to estimate the mass of black holes (BHs) in active galactic nuclei (AGNs). However, it is very time consuming and difficult to apply to a large AGN sample. The empirical relation between the broad-line region size and luminosity (H$\\beta$ $R_{\\rm BLR}\\unicode{x2013}L$) provides a practical alternative yet is subject to large scatter and systematic bias. Based on the relation between the continuum emitting region size and luminosity ($R_{\\rm CER}\\unicode{x2013}L$) reported by Netzer (2022), we present a new BH mass estim","authors_text":"Hengxiao Guo, Jong-Hak Woo, Shu Wang","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-02-10T14:18:46Z","title":"Estimating AGN Black Hole Masses via Continuum Reverberation Mapping in the Era of LSST"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.05261","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:fbeda9e174bf4c3aba5381013dbe2dc9fb9e39cd4c5a21e9d6dabb97de59934c","target":"record","created_at":"2026-07-05T06:14:40Z","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":"3b2f68238c9edded227492a979d8a881860a9554ee6ac7b32ee6081b631421e8","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-02-10T14:18:46Z","title_canon_sha256":"e548b9ecb320e66c01a501c9793a09d7724f99c94fa950ad712dea42d586dea0"},"schema_version":"1.0","source":{"id":"2302.05261","kind":"arxiv","version":2}},"canonical_sha256":"1b0d1ea4ed2c1c32758819a002df71204cc50c91af9e34d0079a497eab4cd335","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1b0d1ea4ed2c1c32758819a002df71204cc50c91af9e34d0079a497eab4cd335","first_computed_at":"2026-07-05T06:14:40.710847Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:14:40.710847Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GnpwazBF2cx9z6LX3Z5xOTB1iCaMXnGHAaPnD7T/60TQQCwldNzM1I5cD+2JWN66EopgrH7le6T96JxXwn/AAA==","signature_status":"signed_v1","signed_at":"2026-07-05T06:14:40.711290Z","signed_message":"canonical_sha256_bytes"},"source_id":"2302.05261","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fbeda9e174bf4c3aba5381013dbe2dc9fb9e39cd4c5a21e9d6dabb97de59934c","sha256:649636aece446c7f8e1c5964a3d820eabe5823dd9a36b06cc481669f06652fd0"],"state_sha256":"33f6b9492c8174d432a5d288d0dc99fde4bcdcfa466e8de88cdeb6b28e5dc690"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5U22npAqmdgnIRUYLBmhA1dg0lYaDl5tXk5nAbUPZh+jc5YveYQE53CRilPRoruFZ+Fpf9OvPnFBxUjbBER1BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T03:58:50.705862Z","bundle_sha256":"3dd5b288f08f4a0265a8c96b0cc76ffbb02182bf99853548c0505e7a2f57e4b5"}}