{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2001:FTEFDOJU4Z7WTLC6VHXB7HRO36","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"6126877b2244f828557df971efd6ec96ff476faa0dccd8421f459f831aff20f4","cross_cats_sorted":[],"license":"","primary_cat":"quant-ph","submitted_at":"2001-11-27T19:44:49Z","title_canon_sha256":"5601f546abaf887f156480ecdcb1c05ba9be82d10b9081423e752cffee609a38"},"schema_version":"1.0","source":{"id":"quant-ph/0111149","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"quant-ph/0111149","created_at":"2026-05-18T01:15:53Z"},{"alias_kind":"arxiv_version","alias_value":"quant-ph/0111149v1","created_at":"2026-05-18T01:15:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.quant-ph/0111149","created_at":"2026-05-18T01:15:53Z"},{"alias_kind":"pith_short_12","alias_value":"FTEFDOJU4Z7W","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"FTEFDOJU4Z7WTLC6","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"FTEFDOJU","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:f63617260a624edbe08bb8247e690abab98337407d8a96b70b9c0b183a47b772","target":"graph","created_at":"2026-05-18T01:15:53Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"A generalized Mach-Zehnder-type interferometer equipped with cross-Kerr elements is proposed to convert N-photon truncated single-mode quantum states into (N+1)-mode single-photon states, which are suitable for further state manipulation by means of beam splitter arrays and ON/OFF-detections, and vice versa. Applications to the realization of unitary and non-unitary transformations, quantum state reconstruction, and quantum telemanipulation are studied.","authors_text":"D.-G. Welsch, J. Clausen, L. Knoell","cross_cats":[],"headline":"","license":"","primary_cat":"quant-ph","submitted_at":"2001-11-27T19:44:49Z","title":"Quantum state conversion by cross-Kerr interaction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"quant-ph/0111149","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:7f1d3418ee755141bb82c251fdd4f75b95d2c9e87c51cad3fadf244403f7313a","target":"record","created_at":"2026-05-18T01:15:53Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"6126877b2244f828557df971efd6ec96ff476faa0dccd8421f459f831aff20f4","cross_cats_sorted":[],"license":"","primary_cat":"quant-ph","submitted_at":"2001-11-27T19:44:49Z","title_canon_sha256":"5601f546abaf887f156480ecdcb1c05ba9be82d10b9081423e752cffee609a38"},"schema_version":"1.0","source":{"id":"quant-ph/0111149","kind":"arxiv","version":1}},"canonical_sha256":"2cc851b934e67f69ac5ea9ee1f9e2edf9b6a2e157d3890abea4e662284c1abc5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2cc851b934e67f69ac5ea9ee1f9e2edf9b6a2e157d3890abea4e662284c1abc5","first_computed_at":"2026-05-18T01:15:53.683103Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:15:53.683103Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AyHKwPPqzl06KjTlQ2CoPJJlnn2iGm9+1QH+PSFZgAN90oT4vxAr5lSEN9PNx0/+up2p0jkgUBQ2H5aDn2ciBw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:15:53.683794Z","signed_message":"canonical_sha256_bytes"},"source_id":"quant-ph/0111149","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7f1d3418ee755141bb82c251fdd4f75b95d2c9e87c51cad3fadf244403f7313a","sha256:f63617260a624edbe08bb8247e690abab98337407d8a96b70b9c0b183a47b772"],"state_sha256":"46e580b784cbbc36b2bf5209e9f3b8cba70abe8ab52e8a4bce3c060c07a929b2"}