{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:Q57XSYLOXGWEQWVWEZIXATWY5C","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":"9fa1fd641409f65d93d0f9e1004cd5f0f425d79688db85983deaf634010fe1c1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-09-06T19:11:04Z","title_canon_sha256":"699ff93aa0093df4a2116b3aaf5b599d334680581e121e4c2f63f79e253f81fe"},"schema_version":"1.0","source":{"id":"1909.03092","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1909.03092","created_at":"2026-07-05T00:17:13Z"},{"alias_kind":"arxiv_version","alias_value":"1909.03092v1","created_at":"2026-07-05T00:17:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1909.03092","created_at":"2026-07-05T00:17:13Z"},{"alias_kind":"pith_short_12","alias_value":"Q57XSYLOXGWE","created_at":"2026-07-05T00:17:13Z"},{"alias_kind":"pith_short_16","alias_value":"Q57XSYLOXGWEQWVW","created_at":"2026-07-05T00:17:13Z"},{"alias_kind":"pith_short_8","alias_value":"Q57XSYLO","created_at":"2026-07-05T00:17:13Z"}],"graph_snapshots":[{"event_id":"sha256:4d79aeb88db1862a48417aa0eba5d2faed93f7bb0f09a356ac066e07c48c5717","target":"graph","created_at":"2026-07-05T00:17:13Z","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/1909.03092/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We investigate the performance of different methodologies that measure the time lag between broad-line and continuum variations in reverberation mapping data using simulated light curves that probe a range of cadence, time baseline, and signal-to-noise ratio in the flux measurements. We compare three widely-adopted lag measuring methods: the Interpolated Cross-Correlation Function (ICCF), the z-transformed Discrete Correlation Function (ZDCF) and the MCMC code JAVELIN, for mock data with qualities typical of multi-object spectroscopic reverberation mapping (MOS-RM) surveys that simultaneously ","authors_text":"C. J. Grier, D. A. Starkey, D. P. Schneider, Jennifer I-Hsiu Li, J. R. Trump, K. Horne, L. C. Ho, P. B. Hall, W. N. Brandt, Y. Homayouni, Yue Shen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-09-06T19:11:04Z","title":"The Sloan Digital Sky Survey Reverberation Mapping Project: Comparison of Lag Measurement Methods with Simulated Observations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1909.03092","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":"sha256:49c6dc03e6abc37029e17a01514f9b7d190adc515671af7c1dfa5548cf882859","target":"record","created_at":"2026-07-05T00:17:13Z","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":"9fa1fd641409f65d93d0f9e1004cd5f0f425d79688db85983deaf634010fe1c1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-09-06T19:11:04Z","title_canon_sha256":"699ff93aa0093df4a2116b3aaf5b599d334680581e121e4c2f63f79e253f81fe"},"schema_version":"1.0","source":{"id":"1909.03092","kind":"arxiv","version":1}},"canonical_sha256":"877f79616eb9ac485ab62651704ed8e89354a35a251671ae647f9f183633208c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"877f79616eb9ac485ab62651704ed8e89354a35a251671ae647f9f183633208c","first_computed_at":"2026-07-05T00:17:13.917262Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:17:13.917262Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+MPLuqCz5ygOWGS2Ig1YcmiGL7rV3mc8er6HYzn1E1ArrZAEdMGAvDpU6p24re9w2Ezy/l/2vY2sN6LneEx4BQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:17:13.917727Z","signed_message":"canonical_sha256_bytes"},"source_id":"1909.03092","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:49c6dc03e6abc37029e17a01514f9b7d190adc515671af7c1dfa5548cf882859","sha256:4d79aeb88db1862a48417aa0eba5d2faed93f7bb0f09a356ac066e07c48c5717"],"state_sha256":"19b6407146d8539bc5a0c2485d66e298a28ebeb82726dd9080638a5f644d54c9"}