{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:DGVOUQKMDAZLO4ROIACRHV6EVY","short_pith_number":"pith:DGVOUQKM","schema_version":"1.0","canonical_sha256":"19aaea414c1832b7722e400513d7c4ae1ff139bea2a547b1f8b4ebdfa5bc5aae","source":{"kind":"arxiv","id":"2212.10468","version":1},"attestation_state":"computed","paper":{"title":"Super-resolution enhancement in bi-photon spatial mode demultiplexin","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"quant-ph","authors_text":"Alessio D'Errico, Dilip Paneru, Ebrahim Karimi, Florence Grenapin, Gerd Leuchs, Vincenzo Grillo","submitted_at":"2022-12-20T17:40:46Z","abstract_excerpt":"Imaging systems measuring intensity in the far field succumb to Rayleigh's curse, a resolution limitation dictated by the finite aperture of the optical system. Many proof-of-principle and some two-dimensional imaging experiments have shown that, by using spatial mode demultiplexing (SPADE), the field information collected is maximal, and thus, the resolution increases beyond the Rayleigh criterion. Hitherto, the SPADE approaches are based on resolving the lateral splitting of a Gaussian wavefunction. Here, we consider the case in which the light field originates from a bi-photon source, i.e. "},"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":"2212.10468","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2022-12-20T17:40:46Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"52476fd31dc3c39e6d9ece92c1204461420e37aa4160a90b431c0b5355143277","abstract_canon_sha256":"3816cac6c1b68773f938f8754b5e4e74ccaf3694b583ca5902b8239e8b70a53e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:27:07.933733Z","signature_b64":"TmGO8wYW8JECmRfwa9gLms6vR+QPtGJrt7H5cKzLSfiZgUBtEsN9tTJu0MEPmeZ0i9p9P4oob9uG8Mjs/a5gDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"19aaea414c1832b7722e400513d7c4ae1ff139bea2a547b1f8b4ebdfa5bc5aae","last_reissued_at":"2026-07-05T05:27:07.933290Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:27:07.933290Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Super-resolution enhancement in bi-photon spatial mode demultiplexin","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"quant-ph","authors_text":"Alessio D'Errico, Dilip Paneru, Ebrahim Karimi, Florence Grenapin, Gerd Leuchs, Vincenzo Grillo","submitted_at":"2022-12-20T17:40:46Z","abstract_excerpt":"Imaging systems measuring intensity in the far field succumb to Rayleigh's curse, a resolution limitation dictated by the finite aperture of the optical system. Many proof-of-principle and some two-dimensional imaging experiments have shown that, by using spatial mode demultiplexing (SPADE), the field information collected is maximal, and thus, the resolution increases beyond the Rayleigh criterion. Hitherto, the SPADE approaches are based on resolving the lateral splitting of a Gaussian wavefunction. Here, we consider the case in which the light field originates from a bi-photon source, i.e. "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.10468","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2212.10468/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2212.10468","created_at":"2026-07-05T05:27:07.933354+00:00"},{"alias_kind":"arxiv_version","alias_value":"2212.10468v1","created_at":"2026-07-05T05:27:07.933354+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.10468","created_at":"2026-07-05T05:27:07.933354+00:00"},{"alias_kind":"pith_short_12","alias_value":"DGVOUQKMDAZL","created_at":"2026-07-05T05:27:07.933354+00:00"},{"alias_kind":"pith_short_16","alias_value":"DGVOUQKMDAZLO4RO","created_at":"2026-07-05T05:27:07.933354+00:00"},{"alias_kind":"pith_short_8","alias_value":"DGVOUQKM","created_at":"2026-07-05T05:27:07.933354+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/DGVOUQKMDAZLO4ROIACRHV6EVY","json":"https://pith.science/pith/DGVOUQKMDAZLO4ROIACRHV6EVY.json","graph_json":"https://pith.science/api/pith-number/DGVOUQKMDAZLO4ROIACRHV6EVY/graph.json","events_json":"https://pith.science/api/pith-number/DGVOUQKMDAZLO4ROIACRHV6EVY/events.json","paper":"https://pith.science/paper/DGVOUQKM"},"agent_actions":{"view_html":"https://pith.science/pith/DGVOUQKMDAZLO4ROIACRHV6EVY","download_json":"https://pith.science/pith/DGVOUQKMDAZLO4ROIACRHV6EVY.json","view_paper":"https://pith.science/paper/DGVOUQKM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2212.10468&json=true","fetch_graph":"https://pith.science/api/pith-number/DGVOUQKMDAZLO4ROIACRHV6EVY/graph.json","fetch_events":"https://pith.science/api/pith-number/DGVOUQKMDAZLO4ROIACRHV6EVY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DGVOUQKMDAZLO4ROIACRHV6EVY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DGVOUQKMDAZLO4ROIACRHV6EVY/action/storage_attestation","attest_author":"https://pith.science/pith/DGVOUQKMDAZLO4ROIACRHV6EVY/action/author_attestation","sign_citation":"https://pith.science/pith/DGVOUQKMDAZLO4ROIACRHV6EVY/action/citation_signature","submit_replication":"https://pith.science/pith/DGVOUQKMDAZLO4ROIACRHV6EVY/action/replication_record"}},"created_at":"2026-07-05T05:27:07.933354+00:00","updated_at":"2026-07-05T05:27:07.933354+00:00"}