{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:EQUN27X5DAQDASSR7MPRG2GWGP","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":"af87f8ed0e68459de4795555a333cb0ae9760ba398d049945b6e4491b6679da2","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2019-09-24T10:25:35Z","title_canon_sha256":"58fe1def8f937de8b30d50c8326c94b406b98b9dac8f357241776396394ddc90"},"schema_version":"1.0","source":{"id":"1909.10795","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1909.10795","created_at":"2026-07-05T00:07:08Z"},{"alias_kind":"arxiv_version","alias_value":"1909.10795v2","created_at":"2026-07-05T00:07:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1909.10795","created_at":"2026-07-05T00:07:08Z"},{"alias_kind":"pith_short_12","alias_value":"EQUN27X5DAQD","created_at":"2026-07-05T00:07:08Z"},{"alias_kind":"pith_short_16","alias_value":"EQUN27X5DAQDASSR","created_at":"2026-07-05T00:07:08Z"},{"alias_kind":"pith_short_8","alias_value":"EQUN27X5","created_at":"2026-07-05T00:07:08Z"}],"graph_snapshots":[{"event_id":"sha256:7991c51c9a3cb72ae1e2e897bc14e9f830d4dbeb11eacbc4eaad17d18a1fcaa7","target":"graph","created_at":"2026-07-05T00:07:08Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/1909.10795/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We introduce a wide field hyperspectral microscope using the Fourier-transform approach. The interferometer is based on the Translating-Wedge-Based Identical Pulses eNcoding System (TWINS) [Opt. Lett. 37, 3027 (2012)], a common-path birefringent interferometer which combines compactness, intrinsic interferometric delay precision, long-term stability and insensitivity to vibrations. We describe three different implementations of our system: two prototypes designed to test different optical schemes and an add-on for a commercial microscope. We show high-quality spectral microscopy of the fluores","authors_text":"(2) Departamento de F\\'isica, (3) Unit of Advanced Optical Microscopy, A. Bassi (1), A. Candeo (1), A. M. de Paula (2), Belo Horizonte-MG, B. E. Nogueira de Faria (2), Brazil, C. Manzoni (1) ((1) IFN-CNR, Dipartimento di Fisica, G. Cerullo (1), G. Valentini (1), Humanitas Research Hospital, Italy, Italy), M. Erreni (3), Milan, Milano, Pieve Emanuele, Politecnico di Milano, Universidade Federal de Minas Gerais","cross_cats":["physics.optics"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2019-09-24T10:25:35Z","title":"A Hyperspectral Microscope based on an Ultrastable Common-Path Interferometer"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1909.10795","kind":"arxiv","version":2},"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":"sha256:97820fc5b46ad45ba30066dc20a2534a4bf8ffa8dd92a9196c651252dc18dcba","target":"record","created_at":"2026-07-05T00:07:08Z","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":"af87f8ed0e68459de4795555a333cb0ae9760ba398d049945b6e4491b6679da2","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2019-09-24T10:25:35Z","title_canon_sha256":"58fe1def8f937de8b30d50c8326c94b406b98b9dac8f357241776396394ddc90"},"schema_version":"1.0","source":{"id":"1909.10795","kind":"arxiv","version":2}},"canonical_sha256":"2428dd7efd1820304a51fb1f1368d633e728b55c8043bc1316363269d44ff47c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2428dd7efd1820304a51fb1f1368d633e728b55c8043bc1316363269d44ff47c","first_computed_at":"2026-07-05T00:07:08.367370Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:07:08.367370Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2ixfFT/ww9w0ygfTPXwXIiyZPMZm0/UymZ9S5WzoBYP/ZznzmkfQh9TaR5ua9NZNIZaqy+3/yTaUYKJ2fXoxAA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:07:08.367777Z","signed_message":"canonical_sha256_bytes"},"source_id":"1909.10795","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:97820fc5b46ad45ba30066dc20a2534a4bf8ffa8dd92a9196c651252dc18dcba","sha256:7991c51c9a3cb72ae1e2e897bc14e9f830d4dbeb11eacbc4eaad17d18a1fcaa7"],"state_sha256":"5508926fda763431e6bdfacd8f17acc9eece0028d7bd5d496a9087c3c1c567fe"}