{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:V3YNS4YHWCCY7LQSOPTPC6G45R","short_pith_number":"pith:V3YNS4YH","schema_version":"1.0","canonical_sha256":"aef0d97307b0858fae1273e6f178dcec5b137743ee1209d7f3a2a9d1bda4bdcd","source":{"kind":"arxiv","id":"1103.1876","version":1},"attestation_state":"computed","paper":{"title":"From Weak Lensing to non-Gaussianity via Minkowski Functionals","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Dipak Munshi, Joseph Smidt, Ludovic Van Waerbeke, Peter Coles","submitted_at":"2011-03-09T21:00:04Z","abstract_excerpt":"We present a new harmonic-domain approach for extracting morphological information, in the form of Minkowski Functionals (MFs), from weak lensing (WL) convergence maps. Using a perturbative expansion of the MFs, which is expected to be valid for the range of angular scales probed by most current weak-lensing surveys, we show that the study of three generalized skewness parameters is equivalent to the study of the three MFs defined in two dimensions. We then extend these skewness parameters to three associated skew-spectra which carry more information about the convergence bispectrum than their"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1103.1876","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-03-09T21:00:04Z","cross_cats_sorted":[],"title_canon_sha256":"c3ea92c370ca5b1dd126cb0c5978766bea090ae521f10caf7c76072e8c29fb34","abstract_canon_sha256":"e3c4d32e9a9668f592a2b0a949c6259004c65aae7de82eb5cf1e79b9783e9703"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:02:55.518141Z","signature_b64":"/HQPQ6vCDOVhP4qRKJEZrWlaldNBPcSfKm22Y02/YQnuQFSJN58jAJbUCLIX5uCydKOsflFHtn34UE27JprdAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"aef0d97307b0858fae1273e6f178dcec5b137743ee1209d7f3a2a9d1bda4bdcd","last_reissued_at":"2026-05-18T02:02:55.517559Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:02:55.517559Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"From Weak Lensing to non-Gaussianity via Minkowski Functionals","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Dipak Munshi, Joseph Smidt, Ludovic Van Waerbeke, Peter Coles","submitted_at":"2011-03-09T21:00:04Z","abstract_excerpt":"We present a new harmonic-domain approach for extracting morphological information, in the form of Minkowski Functionals (MFs), from weak lensing (WL) convergence maps. Using a perturbative expansion of the MFs, which is expected to be valid for the range of angular scales probed by most current weak-lensing surveys, we show that the study of three generalized skewness parameters is equivalent to the study of the three MFs defined in two dimensions. We then extend these skewness parameters to three associated skew-spectra which carry more information about the convergence bispectrum than their"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.1876","kind":"arxiv","version":1},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1103.1876","created_at":"2026-05-18T02:02:55.517656+00:00"},{"alias_kind":"arxiv_version","alias_value":"1103.1876v1","created_at":"2026-05-18T02:02:55.517656+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.1876","created_at":"2026-05-18T02:02:55.517656+00:00"},{"alias_kind":"pith_short_12","alias_value":"V3YNS4YHWCCY","created_at":"2026-05-18T12:26:42.757692+00:00"},{"alias_kind":"pith_short_16","alias_value":"V3YNS4YHWCCY7LQS","created_at":"2026-05-18T12:26:42.757692+00:00"},{"alias_kind":"pith_short_8","alias_value":"V3YNS4YH","created_at":"2026-05-18T12:26:42.757692+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/V3YNS4YHWCCY7LQSOPTPC6G45R","json":"https://pith.science/pith/V3YNS4YHWCCY7LQSOPTPC6G45R.json","graph_json":"https://pith.science/api/pith-number/V3YNS4YHWCCY7LQSOPTPC6G45R/graph.json","events_json":"https://pith.science/api/pith-number/V3YNS4YHWCCY7LQSOPTPC6G45R/events.json","paper":"https://pith.science/paper/V3YNS4YH"},"agent_actions":{"view_html":"https://pith.science/pith/V3YNS4YHWCCY7LQSOPTPC6G45R","download_json":"https://pith.science/pith/V3YNS4YHWCCY7LQSOPTPC6G45R.json","view_paper":"https://pith.science/paper/V3YNS4YH","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1103.1876&json=true","fetch_graph":"https://pith.science/api/pith-number/V3YNS4YHWCCY7LQSOPTPC6G45R/graph.json","fetch_events":"https://pith.science/api/pith-number/V3YNS4YHWCCY7LQSOPTPC6G45R/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/V3YNS4YHWCCY7LQSOPTPC6G45R/action/timestamp_anchor","attest_storage":"https://pith.science/pith/V3YNS4YHWCCY7LQSOPTPC6G45R/action/storage_attestation","attest_author":"https://pith.science/pith/V3YNS4YHWCCY7LQSOPTPC6G45R/action/author_attestation","sign_citation":"https://pith.science/pith/V3YNS4YHWCCY7LQSOPTPC6G45R/action/citation_signature","submit_replication":"https://pith.science/pith/V3YNS4YHWCCY7LQSOPTPC6G45R/action/replication_record"}},"created_at":"2026-05-18T02:02:55.517656+00:00","updated_at":"2026-05-18T02:02:55.517656+00:00"}