{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:4CJBPP7F6HPDWYG7F7ECK3VZAD","short_pith_number":"pith:4CJBPP7F","canonical_record":{"source":{"id":"2207.05763","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2022-07-12T18:00:01Z","cross_cats_sorted":["astro-ph.CO","astro-ph.GA"],"title_canon_sha256":"f13cb7a882496d0cdc65b6aeb199fd8d4e5ec36b45336e6f9a825931eed663b5","abstract_canon_sha256":"13f2ac8ddf3719bb4229aff19ccb9ef09831d0f7c359aee2d025cf5b1d4ffafa"},"schema_version":"1.0"},"canonical_sha256":"e09217bfe5f1de3b60df2fc8256eb900d4b45dec7a19f1245664ecd51e2acbc9","source":{"kind":"arxiv","id":"2207.05763","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.05763","created_at":"2026-07-05T05:26:45Z"},{"alias_kind":"arxiv_version","alias_value":"2207.05763v2","created_at":"2026-07-05T05:26:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.05763","created_at":"2026-07-05T05:26:45Z"},{"alias_kind":"pith_short_12","alias_value":"4CJBPP7F6HPD","created_at":"2026-07-05T05:26:45Z"},{"alias_kind":"pith_short_16","alias_value":"4CJBPP7F6HPDWYG7","created_at":"2026-07-05T05:26:45Z"},{"alias_kind":"pith_short_8","alias_value":"4CJBPP7F","created_at":"2026-07-05T05:26:45Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:4CJBPP7F6HPDWYG7F7ECK3VZAD","target":"record","payload":{"canonical_record":{"source":{"id":"2207.05763","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2022-07-12T18:00:01Z","cross_cats_sorted":["astro-ph.CO","astro-ph.GA"],"title_canon_sha256":"f13cb7a882496d0cdc65b6aeb199fd8d4e5ec36b45336e6f9a825931eed663b5","abstract_canon_sha256":"13f2ac8ddf3719bb4229aff19ccb9ef09831d0f7c359aee2d025cf5b1d4ffafa"},"schema_version":"1.0"},"canonical_sha256":"e09217bfe5f1de3b60df2fc8256eb900d4b45dec7a19f1245664ecd51e2acbc9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:26:45.108299Z","signature_b64":"UF9kEJSuUoxFWJ/z9Vm0bE7t22zdUT4p8sgzmzMAs0BzKEQJN+JBPF2/UCCHV7HQJvQLAXEH0Y0NX7PdbWK5DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e09217bfe5f1de3b60df2fc8256eb900d4b45dec7a19f1245664ecd51e2acbc9","last_reissued_at":"2026-07-05T05:26:45.107944Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:26:45.107944Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2207.05763","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":"2026-07-05T05:26:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hTtr3k5xxSPCp4i0LZmZE11K0IJFvIXf7+CUTEjbwtYrtSBVxj41Ly4IaWQH1DhchKl29s9tPJZjrt2hEooqCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T15:48:28.662272Z"},"content_sha256":"91b0dcf65bb5d66277cfc35d86c415afc29cd794b812d95bd2506213b7eb73a5","schema_version":"1.0","event_id":"sha256:91b0dcf65bb5d66277cfc35d86c415afc29cd794b812d95bd2506213b7eb73a5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:4CJBPP7F6HPDWYG7F7ECK3VZAD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Using wavelets to capture deviations from smoothness in galaxy-scale strong lenses","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.CO","astro-ph.GA"],"primary_cat":"astro-ph.IM","authors_text":"Austin Peel, Aymeric Galan, Fr\\'ed\\'eric Courbin, Georgios Vernardos, Jean-Luc Starck","submitted_at":"2022-07-12T18:00:01Z","abstract_excerpt":"Modeling the mass distribution of galaxy-scale strong gravitational lenses is a task of increasing difficulty. The high-resolution and depth of imaging data now available render simple analytical forms ineffective at capturing lens structures spanning a large range in spatial scale, mass scale, and morphology. In this work, we address the problem with a novel multiscale method based on wavelets. We tested our method on simulated Hubble Space Telescope (HST) imaging data of strong lenses containing the following different types of mass substructures making them deviate from smooth models: (1) a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.05763","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/2207.05763/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":"2026-07-05T05:26:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"84EyFc6MsRZiqhxkwoeHc2omnHF0y8aIqBy2M4l0s73oPPCBFNI9fQ0O/VE/caNlCQ6xtsYi6zBuYUEjemDmCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T15:48:28.662963Z"},"content_sha256":"b0e4750e27c038211bcb50c40b00c39d8d70e05d341c895794ff2e8b7379e4e9","schema_version":"1.0","event_id":"sha256:b0e4750e27c038211bcb50c40b00c39d8d70e05d341c895794ff2e8b7379e4e9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4CJBPP7F6HPDWYG7F7ECK3VZAD/bundle.json","state_url":"https://pith.science/pith/4CJBPP7F6HPDWYG7F7ECK3VZAD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4CJBPP7F6HPDWYG7F7ECK3VZAD/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":"2026-07-05T15:48:28Z","links":{"resolver":"https://pith.science/pith/4CJBPP7F6HPDWYG7F7ECK3VZAD","bundle":"https://pith.science/pith/4CJBPP7F6HPDWYG7F7ECK3VZAD/bundle.json","state":"https://pith.science/pith/4CJBPP7F6HPDWYG7F7ECK3VZAD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4CJBPP7F6HPDWYG7F7ECK3VZAD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:4CJBPP7F6HPDWYG7F7ECK3VZAD","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":"13f2ac8ddf3719bb4229aff19ccb9ef09831d0f7c359aee2d025cf5b1d4ffafa","cross_cats_sorted":["astro-ph.CO","astro-ph.GA"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2022-07-12T18:00:01Z","title_canon_sha256":"f13cb7a882496d0cdc65b6aeb199fd8d4e5ec36b45336e6f9a825931eed663b5"},"schema_version":"1.0","source":{"id":"2207.05763","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.05763","created_at":"2026-07-05T05:26:45Z"},{"alias_kind":"arxiv_version","alias_value":"2207.05763v2","created_at":"2026-07-05T05:26:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.05763","created_at":"2026-07-05T05:26:45Z"},{"alias_kind":"pith_short_12","alias_value":"4CJBPP7F6HPD","created_at":"2026-07-05T05:26:45Z"},{"alias_kind":"pith_short_16","alias_value":"4CJBPP7F6HPDWYG7","created_at":"2026-07-05T05:26:45Z"},{"alias_kind":"pith_short_8","alias_value":"4CJBPP7F","created_at":"2026-07-05T05:26:45Z"}],"graph_snapshots":[{"event_id":"sha256:b0e4750e27c038211bcb50c40b00c39d8d70e05d341c895794ff2e8b7379e4e9","target":"graph","created_at":"2026-07-05T05:26:45Z","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/2207.05763/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Modeling the mass distribution of galaxy-scale strong gravitational lenses is a task of increasing difficulty. The high-resolution and depth of imaging data now available render simple analytical forms ineffective at capturing lens structures spanning a large range in spatial scale, mass scale, and morphology. In this work, we address the problem with a novel multiscale method based on wavelets. We tested our method on simulated Hubble Space Telescope (HST) imaging data of strong lenses containing the following different types of mass substructures making them deviate from smooth models: (1) a","authors_text":"Austin Peel, Aymeric Galan, Fr\\'ed\\'eric Courbin, Georgios Vernardos, Jean-Luc Starck","cross_cats":["astro-ph.CO","astro-ph.GA"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2022-07-12T18:00:01Z","title":"Using wavelets to capture deviations from smoothness in galaxy-scale strong lenses"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.05763","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":"sha256:91b0dcf65bb5d66277cfc35d86c415afc29cd794b812d95bd2506213b7eb73a5","target":"record","created_at":"2026-07-05T05:26:45Z","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":"13f2ac8ddf3719bb4229aff19ccb9ef09831d0f7c359aee2d025cf5b1d4ffafa","cross_cats_sorted":["astro-ph.CO","astro-ph.GA"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2022-07-12T18:00:01Z","title_canon_sha256":"f13cb7a882496d0cdc65b6aeb199fd8d4e5ec36b45336e6f9a825931eed663b5"},"schema_version":"1.0","source":{"id":"2207.05763","kind":"arxiv","version":2}},"canonical_sha256":"e09217bfe5f1de3b60df2fc8256eb900d4b45dec7a19f1245664ecd51e2acbc9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e09217bfe5f1de3b60df2fc8256eb900d4b45dec7a19f1245664ecd51e2acbc9","first_computed_at":"2026-07-05T05:26:45.107944Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:26:45.107944Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UF9kEJSuUoxFWJ/z9Vm0bE7t22zdUT4p8sgzmzMAs0BzKEQJN+JBPF2/UCCHV7HQJvQLAXEH0Y0NX7PdbWK5DA==","signature_status":"signed_v1","signed_at":"2026-07-05T05:26:45.108299Z","signed_message":"canonical_sha256_bytes"},"source_id":"2207.05763","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:91b0dcf65bb5d66277cfc35d86c415afc29cd794b812d95bd2506213b7eb73a5","sha256:b0e4750e27c038211bcb50c40b00c39d8d70e05d341c895794ff2e8b7379e4e9"],"state_sha256":"db28951ee4b14228866ac2c8977a934b375c5a33500327538577c8478d9348c9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Q7TWUzDKQQIOwI/DeiV+1Pj+QM+dCyEnLC/drOYrp3d0pmEdLlfwxH/ZSooOMXCvMhZ9t/lHYVEXMEAsDGkqBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-05T15:48:28.666981Z","bundle_sha256":"68d76ea34d362125bbaa2a1c53c0cdb99803b7b7c956816fe464901d05ec0647"}}