{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:DMTEMST4TXBWIIQR4HUCN6JA5S","short_pith_number":"pith:DMTEMST4","schema_version":"1.0","canonical_sha256":"1b26464a7c9dc3642211e1e826f920ec83fe180926368e2fd0261e558de3d908","source":{"kind":"arxiv","id":"1903.10980","version":2},"attestation_state":"computed","paper":{"title":"The case for two-dimensional galaxy-galaxy lensing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Andrej Dvornik, Henk Hoekstra, Konrad Kuijken, Sebastiaan L. Zoutendijk","submitted_at":"2019-03-26T16:10:28Z","abstract_excerpt":"We revisit the performance and biases of the two-dimensional approach to galaxy-galaxy lensing. This method exploits the information for the actual positions and ellipticities of source galaxies, rather than using only the ensemble properties of statistically equivalent samples. We compare the performance of this method with the traditionally used one-dimensional tangential shear signal on a set of mock data that resemble the current state-of-the-art weak lensing surveys. We find that under idealised circumstances the confidence regions of joint constraints for the amplitude and scale paramete"},"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":"1903.10980","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-03-26T16:10:28Z","cross_cats_sorted":[],"title_canon_sha256":"25f84e173af1200109c00e22035bffdecfaa33dfddb359a1f6777699413e7623","abstract_canon_sha256":"ca299807a98a69b39373effcf02750cff342d8b80867091a926d8dfbc2bc0e43"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:41:42.607458Z","signature_b64":"qAnW7pvF32GvyFmPLmcnG0pazSpyKC0Mr4XWr57GPBCP3NYmuOUiX1ByGLux8uWO+rLZWMG28OFiNfe3tTCLBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1b26464a7c9dc3642211e1e826f920ec83fe180926368e2fd0261e558de3d908","last_reissued_at":"2026-05-17T23:41:42.607010Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:41:42.607010Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The case for two-dimensional galaxy-galaxy lensing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Andrej Dvornik, Henk Hoekstra, Konrad Kuijken, Sebastiaan L. Zoutendijk","submitted_at":"2019-03-26T16:10:28Z","abstract_excerpt":"We revisit the performance and biases of the two-dimensional approach to galaxy-galaxy lensing. This method exploits the information for the actual positions and ellipticities of source galaxies, rather than using only the ensemble properties of statistically equivalent samples. We compare the performance of this method with the traditionally used one-dimensional tangential shear signal on a set of mock data that resemble the current state-of-the-art weak lensing surveys. We find that under idealised circumstances the confidence regions of joint constraints for the amplitude and scale paramete"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.10980","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1903.10980","created_at":"2026-05-17T23:41:42.607074+00:00"},{"alias_kind":"arxiv_version","alias_value":"1903.10980v2","created_at":"2026-05-17T23:41:42.607074+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.10980","created_at":"2026-05-17T23:41:42.607074+00:00"},{"alias_kind":"pith_short_12","alias_value":"DMTEMST4TXBW","created_at":"2026-05-18T12:33:15.570797+00:00"},{"alias_kind":"pith_short_16","alias_value":"DMTEMST4TXBWIIQR","created_at":"2026-05-18T12:33:15.570797+00:00"},{"alias_kind":"pith_short_8","alias_value":"DMTEMST4","created_at":"2026-05-18T12:33:15.570797+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/DMTEMST4TXBWIIQR4HUCN6JA5S","json":"https://pith.science/pith/DMTEMST4TXBWIIQR4HUCN6JA5S.json","graph_json":"https://pith.science/api/pith-number/DMTEMST4TXBWIIQR4HUCN6JA5S/graph.json","events_json":"https://pith.science/api/pith-number/DMTEMST4TXBWIIQR4HUCN6JA5S/events.json","paper":"https://pith.science/paper/DMTEMST4"},"agent_actions":{"view_html":"https://pith.science/pith/DMTEMST4TXBWIIQR4HUCN6JA5S","download_json":"https://pith.science/pith/DMTEMST4TXBWIIQR4HUCN6JA5S.json","view_paper":"https://pith.science/paper/DMTEMST4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1903.10980&json=true","fetch_graph":"https://pith.science/api/pith-number/DMTEMST4TXBWIIQR4HUCN6JA5S/graph.json","fetch_events":"https://pith.science/api/pith-number/DMTEMST4TXBWIIQR4HUCN6JA5S/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DMTEMST4TXBWIIQR4HUCN6JA5S/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DMTEMST4TXBWIIQR4HUCN6JA5S/action/storage_attestation","attest_author":"https://pith.science/pith/DMTEMST4TXBWIIQR4HUCN6JA5S/action/author_attestation","sign_citation":"https://pith.science/pith/DMTEMST4TXBWIIQR4HUCN6JA5S/action/citation_signature","submit_replication":"https://pith.science/pith/DMTEMST4TXBWIIQR4HUCN6JA5S/action/replication_record"}},"created_at":"2026-05-17T23:41:42.607074+00:00","updated_at":"2026-05-17T23:41:42.607074+00:00"}