{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:JPMDMS43EGCYSDUMWASKUVI4YT","short_pith_number":"pith:JPMDMS43","schema_version":"1.0","canonical_sha256":"4bd8364b9b2185890e8cb024aa551cc4f45635cb97e924f541d6767d886ca8e8","source":{"kind":"arxiv","id":"1804.04624","version":1},"attestation_state":"computed","paper":{"title":"Imaging of objects through a thin scattering layer using a spectrally and spatially separated reference","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Abhilash Thendiyamma, Allard P Mosk, Huichang Zhuang, JianYing Zhou, Junpeng Xie, Xiangsheng Xie, Xiaoqing Xu, Yikun Liu","submitted_at":"2018-04-12T16:52:14Z","abstract_excerpt":"Incoherently illuminated or luminescent objects give rise to a low-contrast speckle-like pattern when observed through a thin diffusive medium, as such a medium effectively convolves their shape with a speckle-like point spread function (PSF). This point spread function can be extracted in the presence of a reference object of known shape. Here it is shown that reference objects that are both spatially and spectrally separated from the object of interest can be used to obtain an approximation of the point spread function. The crucial observation, corroborated by analytical calculations, is tha"},"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":"1804.04624","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2018-04-12T16:52:14Z","cross_cats_sorted":[],"title_canon_sha256":"588e746b4606a77631473ae9a28c8d7dfeb5881e86766d6bb83b217700b05858","abstract_canon_sha256":"850ae593c03542595f0c7fa38758a3914cbdb368a3cc62d5f5cefa3458b740c1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:11:49.394693Z","signature_b64":"efDbNdW0G+6fQculIiLRKgaBkvXft0fqBlQg4slH424fGIa5NBiRDynpHxEGWHhpZm93Odv93TPdgaxICF/8BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4bd8364b9b2185890e8cb024aa551cc4f45635cb97e924f541d6767d886ca8e8","last_reissued_at":"2026-05-18T00:11:49.394000Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:11:49.394000Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Imaging of objects through a thin scattering layer using a spectrally and spatially separated reference","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Abhilash Thendiyamma, Allard P Mosk, Huichang Zhuang, JianYing Zhou, Junpeng Xie, Xiangsheng Xie, Xiaoqing Xu, Yikun Liu","submitted_at":"2018-04-12T16:52:14Z","abstract_excerpt":"Incoherently illuminated or luminescent objects give rise to a low-contrast speckle-like pattern when observed through a thin diffusive medium, as such a medium effectively convolves their shape with a speckle-like point spread function (PSF). This point spread function can be extracted in the presence of a reference object of known shape. Here it is shown that reference objects that are both spatially and spectrally separated from the object of interest can be used to obtain an approximation of the point spread function. The crucial observation, corroborated by analytical calculations, is tha"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.04624","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":"1804.04624","created_at":"2026-05-18T00:11:49.394102+00:00"},{"alias_kind":"arxiv_version","alias_value":"1804.04624v1","created_at":"2026-05-18T00:11:49.394102+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.04624","created_at":"2026-05-18T00:11:49.394102+00:00"},{"alias_kind":"pith_short_12","alias_value":"JPMDMS43EGCY","created_at":"2026-05-18T12:32:31.084164+00:00"},{"alias_kind":"pith_short_16","alias_value":"JPMDMS43EGCYSDUM","created_at":"2026-05-18T12:32:31.084164+00:00"},{"alias_kind":"pith_short_8","alias_value":"JPMDMS43","created_at":"2026-05-18T12:32:31.084164+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/JPMDMS43EGCYSDUMWASKUVI4YT","json":"https://pith.science/pith/JPMDMS43EGCYSDUMWASKUVI4YT.json","graph_json":"https://pith.science/api/pith-number/JPMDMS43EGCYSDUMWASKUVI4YT/graph.json","events_json":"https://pith.science/api/pith-number/JPMDMS43EGCYSDUMWASKUVI4YT/events.json","paper":"https://pith.science/paper/JPMDMS43"},"agent_actions":{"view_html":"https://pith.science/pith/JPMDMS43EGCYSDUMWASKUVI4YT","download_json":"https://pith.science/pith/JPMDMS43EGCYSDUMWASKUVI4YT.json","view_paper":"https://pith.science/paper/JPMDMS43","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1804.04624&json=true","fetch_graph":"https://pith.science/api/pith-number/JPMDMS43EGCYSDUMWASKUVI4YT/graph.json","fetch_events":"https://pith.science/api/pith-number/JPMDMS43EGCYSDUMWASKUVI4YT/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JPMDMS43EGCYSDUMWASKUVI4YT/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JPMDMS43EGCYSDUMWASKUVI4YT/action/storage_attestation","attest_author":"https://pith.science/pith/JPMDMS43EGCYSDUMWASKUVI4YT/action/author_attestation","sign_citation":"https://pith.science/pith/JPMDMS43EGCYSDUMWASKUVI4YT/action/citation_signature","submit_replication":"https://pith.science/pith/JPMDMS43EGCYSDUMWASKUVI4YT/action/replication_record"}},"created_at":"2026-05-18T00:11:49.394102+00:00","updated_at":"2026-05-18T00:11:49.394102+00:00"}