{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:U44OFZSS7MBTUITUSM747QIEHX","short_pith_number":"pith:U44OFZSS","canonical_record":{"source":{"id":"0809.3465","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-09-19T21:34:56Z","cross_cats_sorted":[],"title_canon_sha256":"e3568dfccda9c0ff21880131d69dbaabb9f38e98f6056c7e96740703c4367eca","abstract_canon_sha256":"8ed88c3fd9d5ee54a303bd543bc578256706142797a125cd6188538d995b866d"},"schema_version":"1.0"},"canonical_sha256":"a738e2e652fb033a2274933fcfc1043dd6418df46b601a080fdc9e329f339ff5","source":{"kind":"arxiv","id":"0809.3465","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0809.3465","created_at":"2026-05-18T02:15:34Z"},{"alias_kind":"arxiv_version","alias_value":"0809.3465v2","created_at":"2026-05-18T02:15:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0809.3465","created_at":"2026-05-18T02:15:34Z"},{"alias_kind":"pith_short_12","alias_value":"U44OFZSS7MBT","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"U44OFZSS7MBTUITU","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"U44OFZSS","created_at":"2026-05-18T12:25:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:U44OFZSS7MBTUITUSM747QIEHX","target":"record","payload":{"canonical_record":{"source":{"id":"0809.3465","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-09-19T21:34:56Z","cross_cats_sorted":[],"title_canon_sha256":"e3568dfccda9c0ff21880131d69dbaabb9f38e98f6056c7e96740703c4367eca","abstract_canon_sha256":"8ed88c3fd9d5ee54a303bd543bc578256706142797a125cd6188538d995b866d"},"schema_version":"1.0"},"canonical_sha256":"a738e2e652fb033a2274933fcfc1043dd6418df46b601a080fdc9e329f339ff5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:15:34.148071Z","signature_b64":"xGa0SsK6CEjqNWOW8An13eVchz4HhGl+RdCTLOgciXNQBBHUFMQu2Gnq3NpbBCEvayiTwt86efUBKbjYFv8KDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a738e2e652fb033a2274933fcfc1043dd6418df46b601a080fdc9e329f339ff5","last_reissued_at":"2026-05-18T02:15:34.147260Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:15:34.147260Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0809.3465","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":"2026-05-18T02:15:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hK3iPnAreByX9e40GEwM0CgW4HF2ruMRi9k7GWvazl3LZosPXB31iz2aLvqTzecGDt7NVqq+N1te2Ws7r25rDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T16:49:55.852326Z"},"content_sha256":"bae3fc5c7afc12b67751449b99b9bbabdcf121a3b384fcc0a4c609aefca95614","schema_version":"1.0","event_id":"sha256:bae3fc5c7afc12b67751449b99b9bbabdcf121a3b384fcc0a4c609aefca95614"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:U44OFZSS7MBTUITUSM747QIEHX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Sersiclets - A Matched Filter Extension of Shapelets for Weak Lensing Studies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Andisheh Mahdavi, Catherine Heymans, Henk Hoekstra, Ludovic Van Waerbeke, Wai-Hin Wayne Ngan","submitted_at":"2008-09-19T21:34:56Z","abstract_excerpt":"The precision study of dark matter using weak lensing by large scale structure is strongly constrained by the accuracy with which one can measure galaxy shapes. Several methods have been devised but none have demonstrated the ability to reach the level of precision required by future weak lensing surveys. In this Letter we explore new avenues to the existing Shapelets approach, combining a priori knowledge of the galaxy profile with the power of orthogonal basis function decomposition. This Letter discusses the new issues raised by this matched filter approach and proposes promising alternativ"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0809.3465","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":""},"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":"2026-05-18T02:15:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l+R6bQFhjPGYZ3fLPlJWPhvLSycwe/Gq5RnhK8HJnrqfPAt3bK7tIueR9F2+i2Vl02m22AIlzhwbshtPOOHWDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T16:49:55.852688Z"},"content_sha256":"2b3c416b2d7444c0663ce926baede37daec083e3b630949f8256781a4b479082","schema_version":"1.0","event_id":"sha256:2b3c416b2d7444c0663ce926baede37daec083e3b630949f8256781a4b479082"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/U44OFZSS7MBTUITUSM747QIEHX/bundle.json","state_url":"https://pith.science/pith/U44OFZSS7MBTUITUSM747QIEHX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/U44OFZSS7MBTUITUSM747QIEHX/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":"2026-05-27T16:49:55Z","links":{"resolver":"https://pith.science/pith/U44OFZSS7MBTUITUSM747QIEHX","bundle":"https://pith.science/pith/U44OFZSS7MBTUITUSM747QIEHX/bundle.json","state":"https://pith.science/pith/U44OFZSS7MBTUITUSM747QIEHX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/U44OFZSS7MBTUITUSM747QIEHX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:U44OFZSS7MBTUITUSM747QIEHX","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":"8ed88c3fd9d5ee54a303bd543bc578256706142797a125cd6188538d995b866d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-09-19T21:34:56Z","title_canon_sha256":"e3568dfccda9c0ff21880131d69dbaabb9f38e98f6056c7e96740703c4367eca"},"schema_version":"1.0","source":{"id":"0809.3465","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0809.3465","created_at":"2026-05-18T02:15:34Z"},{"alias_kind":"arxiv_version","alias_value":"0809.3465v2","created_at":"2026-05-18T02:15:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0809.3465","created_at":"2026-05-18T02:15:34Z"},{"alias_kind":"pith_short_12","alias_value":"U44OFZSS7MBT","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"U44OFZSS7MBTUITU","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"U44OFZSS","created_at":"2026-05-18T12:25:58Z"}],"graph_snapshots":[{"event_id":"sha256:2b3c416b2d7444c0663ce926baede37daec083e3b630949f8256781a4b479082","target":"graph","created_at":"2026-05-18T02:15:34Z","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"},"paper":{"abstract_excerpt":"The precision study of dark matter using weak lensing by large scale structure is strongly constrained by the accuracy with which one can measure galaxy shapes. Several methods have been devised but none have demonstrated the ability to reach the level of precision required by future weak lensing surveys. In this Letter we explore new avenues to the existing Shapelets approach, combining a priori knowledge of the galaxy profile with the power of orthogonal basis function decomposition. This Letter discusses the new issues raised by this matched filter approach and proposes promising alternativ","authors_text":"Andisheh Mahdavi, Catherine Heymans, Henk Hoekstra, Ludovic Van Waerbeke, Wai-Hin Wayne Ngan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-09-19T21:34:56Z","title":"Sersiclets - A Matched Filter Extension of Shapelets for Weak Lensing Studies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0809.3465","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:bae3fc5c7afc12b67751449b99b9bbabdcf121a3b384fcc0a4c609aefca95614","target":"record","created_at":"2026-05-18T02:15:34Z","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":"8ed88c3fd9d5ee54a303bd543bc578256706142797a125cd6188538d995b866d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-09-19T21:34:56Z","title_canon_sha256":"e3568dfccda9c0ff21880131d69dbaabb9f38e98f6056c7e96740703c4367eca"},"schema_version":"1.0","source":{"id":"0809.3465","kind":"arxiv","version":2}},"canonical_sha256":"a738e2e652fb033a2274933fcfc1043dd6418df46b601a080fdc9e329f339ff5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a738e2e652fb033a2274933fcfc1043dd6418df46b601a080fdc9e329f339ff5","first_computed_at":"2026-05-18T02:15:34.147260Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:15:34.147260Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xGa0SsK6CEjqNWOW8An13eVchz4HhGl+RdCTLOgciXNQBBHUFMQu2Gnq3NpbBCEvayiTwt86efUBKbjYFv8KDA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:15:34.148071Z","signed_message":"canonical_sha256_bytes"},"source_id":"0809.3465","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bae3fc5c7afc12b67751449b99b9bbabdcf121a3b384fcc0a4c609aefca95614","sha256:2b3c416b2d7444c0663ce926baede37daec083e3b630949f8256781a4b479082"],"state_sha256":"99b1e9a1f897930d1a5ddbd7b99d634cb7a0ba05208f078b67f918fd9aac42b7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OJJgxe8xskVy4wZcIG1XAu9UnHM+zH3kHdM4PFoXjV0oEIs5rrOKiPSgMRj4ciOLsK3QDDy+LSm4g22nDD/OCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T16:49:55.856331Z","bundle_sha256":"535f455b95bd33f78eb12a2b1210a327b0a21d135f58196f21e437fc643bd8f8"}}