{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:6ZWFZN6QFS66GBCANOLWLFH4XB","short_pith_number":"pith:6ZWFZN6Q","canonical_record":{"source":{"id":"2402.08725","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2024-02-13T19:00:08Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"f069b3ca3ccdf3a04ed98cdfd2bad2f9c81bee58ca214b188bbfd75bf3c16566","abstract_canon_sha256":"930ee8c6562f9c691c57739ae853d38eec6c245d3a438af34f371ada141244dc"},"schema_version":"1.0"},"canonical_sha256":"f66c5cb7d02cbde304406b976594fcb852cf5c9930728944d42a2f1fd0eea46e","source":{"kind":"arxiv","id":"2402.08725","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2402.08725","created_at":"2026-07-05T08:47:49Z"},{"alias_kind":"arxiv_version","alias_value":"2402.08725v2","created_at":"2026-07-05T08:47:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2402.08725","created_at":"2026-07-05T08:47:49Z"},{"alias_kind":"pith_short_12","alias_value":"6ZWFZN6QFS66","created_at":"2026-07-05T08:47:49Z"},{"alias_kind":"pith_short_16","alias_value":"6ZWFZN6QFS66GBCA","created_at":"2026-07-05T08:47:49Z"},{"alias_kind":"pith_short_8","alias_value":"6ZWFZN6Q","created_at":"2026-07-05T08:47:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:6ZWFZN6QFS66GBCANOLWLFH4XB","target":"record","payload":{"canonical_record":{"source":{"id":"2402.08725","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2024-02-13T19:00:08Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"f069b3ca3ccdf3a04ed98cdfd2bad2f9c81bee58ca214b188bbfd75bf3c16566","abstract_canon_sha256":"930ee8c6562f9c691c57739ae853d38eec6c245d3a438af34f371ada141244dc"},"schema_version":"1.0"},"canonical_sha256":"f66c5cb7d02cbde304406b976594fcb852cf5c9930728944d42a2f1fd0eea46e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:47:49.788652Z","signature_b64":"oxx4L+uPmYv+5I/qwx7NYfx5VczEOtwe/iJ+4a7HDFhSLpK8SUYbMifUsFS5oTag4bjEIL/eUIzjav4YfnFZDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f66c5cb7d02cbde304406b976594fcb852cf5c9930728944d42a2f1fd0eea46e","last_reissued_at":"2026-07-05T08:47:49.788204Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:47:49.788204Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2402.08725","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":"2026-07-05T08:47:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HBoCUU4PA56qk2gXkXuTwUz2HYc5ncGM17nyu64GfY6eimkoSjOYOASZBASopm351O6ruV0DdUn4a7f4dur2CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T04:40:24.388074Z"},"content_sha256":"b871936091c74a6c877aaa69d9d458533a15edc48d13d8d932a38573d5abd5e9","schema_version":"1.0","event_id":"sha256:b871936091c74a6c877aaa69d9d458533a15edc48d13d8d932a38573d5abd5e9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:6ZWFZN6QFS66GBCANOLWLFH4XB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Image deconvolution and PSF reconstruction with STARRED: a wavelet-based two-channel method optimized for light-curve extraction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.IM","authors_text":"Fr\\'ed\\'eric Courbin, Fr\\'ed\\'eric Dux, Kevin Michalewicz, Martin Millon, Philip J. Marshall","submitted_at":"2024-02-13T19:00:08Z","abstract_excerpt":"We present STARRED, a Point Spread Function (PSF) reconstruction, two-channel deconvolution, and light curve extraction method designed for high-precision photometric measurements in imaging time series. An improved resolution of the data is targeted rather than an infinite one, thereby minimizing deconvolution artifacts. In addition, STARRED performs a joint deconvolution of all available data, accounting for epoch-to-epoch variations of the PSF and decomposing the resulting deconvolved image into a point source and an extended source channel. The output is a deep sharp frame combining all da"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2402.08725","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/2402.08725/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":"2026-07-05T08:47:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IM5kbr4tBV+uCwJNXnSMV4Lx6MYFiBwCjIrWosMqAF4b3oPtdFyAZ05XOGVdXAYlOGDTgokrhT9MjH/GankPBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T04:40:24.388702Z"},"content_sha256":"3c83cb57543aba08e781a161c4fb5afae46ae251b5747cae4b2fdfaeab09eaa9","schema_version":"1.0","event_id":"sha256:3c83cb57543aba08e781a161c4fb5afae46ae251b5747cae4b2fdfaeab09eaa9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6ZWFZN6QFS66GBCANOLWLFH4XB/bundle.json","state_url":"https://pith.science/pith/6ZWFZN6QFS66GBCANOLWLFH4XB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6ZWFZN6QFS66GBCANOLWLFH4XB/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":"2026-07-07T04:40:24Z","links":{"resolver":"https://pith.science/pith/6ZWFZN6QFS66GBCANOLWLFH4XB","bundle":"https://pith.science/pith/6ZWFZN6QFS66GBCANOLWLFH4XB/bundle.json","state":"https://pith.science/pith/6ZWFZN6QFS66GBCANOLWLFH4XB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6ZWFZN6QFS66GBCANOLWLFH4XB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:6ZWFZN6QFS66GBCANOLWLFH4XB","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":"930ee8c6562f9c691c57739ae853d38eec6c245d3a438af34f371ada141244dc","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2024-02-13T19:00:08Z","title_canon_sha256":"f069b3ca3ccdf3a04ed98cdfd2bad2f9c81bee58ca214b188bbfd75bf3c16566"},"schema_version":"1.0","source":{"id":"2402.08725","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2402.08725","created_at":"2026-07-05T08:47:49Z"},{"alias_kind":"arxiv_version","alias_value":"2402.08725v2","created_at":"2026-07-05T08:47:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2402.08725","created_at":"2026-07-05T08:47:49Z"},{"alias_kind":"pith_short_12","alias_value":"6ZWFZN6QFS66","created_at":"2026-07-05T08:47:49Z"},{"alias_kind":"pith_short_16","alias_value":"6ZWFZN6QFS66GBCA","created_at":"2026-07-05T08:47:49Z"},{"alias_kind":"pith_short_8","alias_value":"6ZWFZN6Q","created_at":"2026-07-05T08:47:49Z"}],"graph_snapshots":[{"event_id":"sha256:3c83cb57543aba08e781a161c4fb5afae46ae251b5747cae4b2fdfaeab09eaa9","target":"graph","created_at":"2026-07-05T08:47:49Z","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/2402.08725/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present STARRED, a Point Spread Function (PSF) reconstruction, two-channel deconvolution, and light curve extraction method designed for high-precision photometric measurements in imaging time series. An improved resolution of the data is targeted rather than an infinite one, thereby minimizing deconvolution artifacts. In addition, STARRED performs a joint deconvolution of all available data, accounting for epoch-to-epoch variations of the PSF and decomposing the resulting deconvolved image into a point source and an extended source channel. The output is a deep sharp frame combining all da","authors_text":"Fr\\'ed\\'eric Courbin, Fr\\'ed\\'eric Dux, Kevin Michalewicz, Martin Millon, Philip J. Marshall","cross_cats":["astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2024-02-13T19:00:08Z","title":"Image deconvolution and PSF reconstruction with STARRED: a wavelet-based two-channel method optimized for light-curve extraction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2402.08725","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:b871936091c74a6c877aaa69d9d458533a15edc48d13d8d932a38573d5abd5e9","target":"record","created_at":"2026-07-05T08:47:49Z","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":"930ee8c6562f9c691c57739ae853d38eec6c245d3a438af34f371ada141244dc","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2024-02-13T19:00:08Z","title_canon_sha256":"f069b3ca3ccdf3a04ed98cdfd2bad2f9c81bee58ca214b188bbfd75bf3c16566"},"schema_version":"1.0","source":{"id":"2402.08725","kind":"arxiv","version":2}},"canonical_sha256":"f66c5cb7d02cbde304406b976594fcb852cf5c9930728944d42a2f1fd0eea46e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f66c5cb7d02cbde304406b976594fcb852cf5c9930728944d42a2f1fd0eea46e","first_computed_at":"2026-07-05T08:47:49.788204Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:47:49.788204Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"oxx4L+uPmYv+5I/qwx7NYfx5VczEOtwe/iJ+4a7HDFhSLpK8SUYbMifUsFS5oTag4bjEIL/eUIzjav4YfnFZDw==","signature_status":"signed_v1","signed_at":"2026-07-05T08:47:49.788652Z","signed_message":"canonical_sha256_bytes"},"source_id":"2402.08725","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b871936091c74a6c877aaa69d9d458533a15edc48d13d8d932a38573d5abd5e9","sha256:3c83cb57543aba08e781a161c4fb5afae46ae251b5747cae4b2fdfaeab09eaa9"],"state_sha256":"a39c5ad1e1e65407cc4f31fdccf6743866f626a5022ef9a425b5d210f56d7cc2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VA0aWGO8+CRtyMIxi46sGgmNlUQiXvMg4K1SildgX+381frZ7BFLC8+w8+d9PJ8zGzU/YffLwLxAcOmS24hKCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T04:40:24.391131Z","bundle_sha256":"a459e5e45cb17a16ac37ad023bdd2007007671d279be252d451106ee026e4f2d"}}