{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:T6QTAO5G5PJETLCK7NGSWW7D3I","short_pith_number":"pith:T6QTAO5G","schema_version":"1.0","canonical_sha256":"9fa1303ba6ebd249ac4afb4d2b5be3da38f54782ebd9d9013316ab2fa60e3742","source":{"kind":"arxiv","id":"1102.3838","version":2},"attestation_state":"computed","paper":{"title":"Novel Fourier-domain constraint for fast phase retrieval in coherent diffraction imaging","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Hans-Werner Fink, Jean-Nicolas Longchamp, Tatiana Latychevskaia","submitted_at":"2011-02-18T13:55:49Z","abstract_excerpt":"Coherent diffraction imaging (CDI) for visualizing objects at atomic resolution has been realized as a promising tool for imaging single molecules. Drawbacks of CDI are associated with the difficulty of the numerical phase retrieval from experimental diffraction patterns; a fact which stimulated search for better numerical methods and alternative experimental techniques. Common phase retrieval methods are based on iterative procedures which propagate the complex-valued wave between object and detector plane. Constraints in both, the object and the detector plane are applied. While the constrai"},"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":"1102.3838","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2011-02-18T13:55:49Z","cross_cats_sorted":[],"title_canon_sha256":"6ee21bb96155c2cfa80d95e7dab9bd63e16910a302689e57a3726c9f850e7cec","abstract_canon_sha256":"b4bcbfbe21a1ac0118c597b387eb3c16c564073b57b228a0205635d77b673282"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:12:33.822217Z","signature_b64":"HIksyCy5IHkJ0ynyjQ3CwO/3JCwDKgP96nMQFf7UXuIAoJpEX5+e3TYSuD4NsPOqau4GFLoRuSxmtyVIPHmfBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9fa1303ba6ebd249ac4afb4d2b5be3da38f54782ebd9d9013316ab2fa60e3742","last_reissued_at":"2026-05-18T04:12:33.821616Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:12:33.821616Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Novel Fourier-domain constraint for fast phase retrieval in coherent diffraction imaging","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Hans-Werner Fink, Jean-Nicolas Longchamp, Tatiana Latychevskaia","submitted_at":"2011-02-18T13:55:49Z","abstract_excerpt":"Coherent diffraction imaging (CDI) for visualizing objects at atomic resolution has been realized as a promising tool for imaging single molecules. Drawbacks of CDI are associated with the difficulty of the numerical phase retrieval from experimental diffraction patterns; a fact which stimulated search for better numerical methods and alternative experimental techniques. Common phase retrieval methods are based on iterative procedures which propagate the complex-valued wave between object and detector plane. Constraints in both, the object and the detector plane are applied. While the constrai"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1102.3838","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":"1102.3838","created_at":"2026-05-18T04:12:33.821691+00:00"},{"alias_kind":"arxiv_version","alias_value":"1102.3838v2","created_at":"2026-05-18T04:12:33.821691+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1102.3838","created_at":"2026-05-18T04:12:33.821691+00:00"},{"alias_kind":"pith_short_12","alias_value":"T6QTAO5G5PJE","created_at":"2026-05-18T12:26:41.206345+00:00"},{"alias_kind":"pith_short_16","alias_value":"T6QTAO5G5PJETLCK","created_at":"2026-05-18T12:26:41.206345+00:00"},{"alias_kind":"pith_short_8","alias_value":"T6QTAO5G","created_at":"2026-05-18T12:26:41.206345+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/T6QTAO5G5PJETLCK7NGSWW7D3I","json":"https://pith.science/pith/T6QTAO5G5PJETLCK7NGSWW7D3I.json","graph_json":"https://pith.science/api/pith-number/T6QTAO5G5PJETLCK7NGSWW7D3I/graph.json","events_json":"https://pith.science/api/pith-number/T6QTAO5G5PJETLCK7NGSWW7D3I/events.json","paper":"https://pith.science/paper/T6QTAO5G"},"agent_actions":{"view_html":"https://pith.science/pith/T6QTAO5G5PJETLCK7NGSWW7D3I","download_json":"https://pith.science/pith/T6QTAO5G5PJETLCK7NGSWW7D3I.json","view_paper":"https://pith.science/paper/T6QTAO5G","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1102.3838&json=true","fetch_graph":"https://pith.science/api/pith-number/T6QTAO5G5PJETLCK7NGSWW7D3I/graph.json","fetch_events":"https://pith.science/api/pith-number/T6QTAO5G5PJETLCK7NGSWW7D3I/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/T6QTAO5G5PJETLCK7NGSWW7D3I/action/timestamp_anchor","attest_storage":"https://pith.science/pith/T6QTAO5G5PJETLCK7NGSWW7D3I/action/storage_attestation","attest_author":"https://pith.science/pith/T6QTAO5G5PJETLCK7NGSWW7D3I/action/author_attestation","sign_citation":"https://pith.science/pith/T6QTAO5G5PJETLCK7NGSWW7D3I/action/citation_signature","submit_replication":"https://pith.science/pith/T6QTAO5G5PJETLCK7NGSWW7D3I/action/replication_record"}},"created_at":"2026-05-18T04:12:33.821691+00:00","updated_at":"2026-05-18T04:12:33.821691+00:00"}