{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:JHCYV2G4U6KZVKL5WFOFVUWGDU","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":"5e94cb00b58c36b8cbff2e65cf8aaa8ad122462c704fe7aa2ffe61f9c8ecfe1c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-10-19T18:00:01Z","title_canon_sha256":"37bbc62803259dec7c3eddeb1e7ba1abd9d223dc6ab9259814d8c7871a3e0851"},"schema_version":"1.0","source":{"id":"2210.10790","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2210.10790","created_at":"2026-07-05T10:45:02Z"},{"alias_kind":"arxiv_version","alias_value":"2210.10790v4","created_at":"2026-07-05T10:45:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2210.10790","created_at":"2026-07-05T10:45:02Z"},{"alias_kind":"pith_short_12","alias_value":"JHCYV2G4U6KZ","created_at":"2026-07-05T10:45:02Z"},{"alias_kind":"pith_short_16","alias_value":"JHCYV2G4U6KZVKL5","created_at":"2026-07-05T10:45:02Z"},{"alias_kind":"pith_short_8","alias_value":"JHCYV2G4","created_at":"2026-07-05T10:45:02Z"}],"graph_snapshots":[{"event_id":"sha256:f77de0251efb90c6a27e8f8c9a841216575209c7a53bd10ca93e72c9c5cda3e8","target":"graph","created_at":"2026-07-05T10:45:02Z","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/2210.10790/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Strong gravitational lensing at the galaxy scale is a valuable tool for various applications in astrophysics and cosmology. The primary uses of galaxy-scale lensing are to study elliptical galaxies' mass structure and evolution, constrain the stellar initial mass function, and measure cosmological parameters. Since the discovery of the first galaxy-scale lens in the 1980s, this field has made significant advancements in data quality and modeling techniques. In this review, we describe the most common methods for modeling lensing observables, especially imaging data, as they are the most access","authors_text":"A. J. Shajib, C. Spiniello, D. Sluse, G. Vernardos, L. L. R. Williams, P. Saha, S. Birrer, T. E. Collett, T. Treu, V. Motta","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-10-19T18:00:01Z","title":"Strong Lensing by Galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2210.10790","kind":"arxiv","version":4},"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:a8c4100447ee55a662ea7c78cfe8da40b3f2cb5d3382780a55bab174bef67cb8","target":"record","created_at":"2026-07-05T10:45:02Z","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":"5e94cb00b58c36b8cbff2e65cf8aaa8ad122462c704fe7aa2ffe61f9c8ecfe1c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-10-19T18:00:01Z","title_canon_sha256":"37bbc62803259dec7c3eddeb1e7ba1abd9d223dc6ab9259814d8c7871a3e0851"},"schema_version":"1.0","source":{"id":"2210.10790","kind":"arxiv","version":4}},"canonical_sha256":"49c58ae8dca7959aa97db15c5ad2c61d2f287eb558bf64df98fc279689b3acce","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"49c58ae8dca7959aa97db15c5ad2c61d2f287eb558bf64df98fc279689b3acce","first_computed_at":"2026-07-05T10:45:02.480699Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:45:02.480699Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DL3ZQMXDLtJGzQjvUdfuEpX9vfxenpsD9PH9tjFLsJMXbHhLImzcLD7d8+VxdaLS4QomLwbSsRTH0Y+nsAEXAg==","signature_status":"signed_v1","signed_at":"2026-07-05T10:45:02.484838Z","signed_message":"canonical_sha256_bytes"},"source_id":"2210.10790","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a8c4100447ee55a662ea7c78cfe8da40b3f2cb5d3382780a55bab174bef67cb8","sha256:f77de0251efb90c6a27e8f8c9a841216575209c7a53bd10ca93e72c9c5cda3e8"],"state_sha256":"f9a440cd5656c6c129a02ca23abab4885a86ed1e6d82e396abc713bc1f0c75ca"}