{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:R7EXFQ6ULN2BMK5R4UNGLV366H","short_pith_number":"pith:R7EXFQ6U","canonical_record":{"source":{"id":"2407.16657","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2024-07-23T17:18:24Z","cross_cats_sorted":["eess.IV"],"title_canon_sha256":"4a983ce38b7848a021501dc758294f2615da80f15bb8dcc0afce2f2885a5c24a","abstract_canon_sha256":"adb0e2a21ee158cbc16a4d84e3fdf0ef53e9515000cbdfbb1db8de3f0e9c2e35"},"schema_version":"1.0"},"canonical_sha256":"8fc972c3d45b74162bb1e51a65d77ef1c5ee7f8194f73417e12504c1f0937efd","source":{"kind":"arxiv","id":"2407.16657","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.16657","created_at":"2026-07-05T08:56:22Z"},{"alias_kind":"arxiv_version","alias_value":"2407.16657v2","created_at":"2026-07-05T08:56:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.16657","created_at":"2026-07-05T08:56:22Z"},{"alias_kind":"pith_short_12","alias_value":"R7EXFQ6ULN2B","created_at":"2026-07-05T08:56:22Z"},{"alias_kind":"pith_short_16","alias_value":"R7EXFQ6ULN2BMK5R","created_at":"2026-07-05T08:56:22Z"},{"alias_kind":"pith_short_8","alias_value":"R7EXFQ6U","created_at":"2026-07-05T08:56:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:R7EXFQ6ULN2BMK5R4UNGLV366H","target":"record","payload":{"canonical_record":{"source":{"id":"2407.16657","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2024-07-23T17:18:24Z","cross_cats_sorted":["eess.IV"],"title_canon_sha256":"4a983ce38b7848a021501dc758294f2615da80f15bb8dcc0afce2f2885a5c24a","abstract_canon_sha256":"adb0e2a21ee158cbc16a4d84e3fdf0ef53e9515000cbdfbb1db8de3f0e9c2e35"},"schema_version":"1.0"},"canonical_sha256":"8fc972c3d45b74162bb1e51a65d77ef1c5ee7f8194f73417e12504c1f0937efd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:56:22.916482Z","signature_b64":"XGDu7lwF03l4k30hkOUW0uaUlPAvN1EgZKGeuyRgnBvwD/l9eOvfqBq2f1Q+j+v6Tt+zBikV71eSIZLpvn0cDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8fc972c3d45b74162bb1e51a65d77ef1c5ee7f8194f73417e12504c1f0937efd","last_reissued_at":"2026-07-05T08:56:22.916137Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:56:22.916137Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2407.16657","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T08:56:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/6ooekrrcPuW4KnjdWA4dLQJypVqciL5VWwraR3pkYbPeKdlEJJFcURKG1ZlNmqqGMBhG7ank0RQPH5894OUCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-13T18:32:42.135480Z"},"content_sha256":"c5e5d968fa9bd9645b8c7f4edaacfa41f9e2098c58a656fd02a4103ceaef42dd","schema_version":"1.0","event_id":"sha256:c5e5d968fa9bd9645b8c7f4edaacfa41f9e2098c58a656fd02a4103ceaef42dd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:R7EXFQ6ULN2BMK5R4UNGLV366H","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Fluorescence Diffraction Tomography using Explicit Neural Fields","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["eess.IV"],"primary_cat":"physics.optics","authors_text":"Junjie Chen, Renzhi He, Yi Xue, Yucheng Li","submitted_at":"2024-07-23T17:18:24Z","abstract_excerpt":"Simultaneous imaging of fluorescence-labeled and label-free phase objects in the same sample provides distinct and complementary information. Most multimodal fluorescence-phase imaging operates in transmission mode, capturing fluorescence images and phase images separately or sequentially, which limits their practical application in vivo. Here, we develop fluorescence diffraction tomography (FDT) with explicit neural fields to reconstruct the 3D refractive index (RI) of phase objects from diffracted fluorescence images captured in reflection mode. The successful reconstruction of 3D RI using F"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.16657","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2407.16657/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T08:56:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yKUG9SpKeJoF5nt6RWrqb7IYxr7VGIqHRenimKhLsPdw508toAS8Ny4mxoAm5QX8BdaGhRMZLSupXgd3OtDkAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-13T18:32:42.135858Z"},"content_sha256":"b44636a680fdf06c4a626844ce744c784296a9566fa1dee2427defc7a871b4ab","schema_version":"1.0","event_id":"sha256:b44636a680fdf06c4a626844ce744c784296a9566fa1dee2427defc7a871b4ab"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/R7EXFQ6ULN2BMK5R4UNGLV366H/bundle.json","state_url":"https://pith.science/pith/R7EXFQ6ULN2BMK5R4UNGLV366H/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/R7EXFQ6ULN2BMK5R4UNGLV366H/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-07-13T18:32:42Z","links":{"resolver":"https://pith.science/pith/R7EXFQ6ULN2BMK5R4UNGLV366H","bundle":"https://pith.science/pith/R7EXFQ6ULN2BMK5R4UNGLV366H/bundle.json","state":"https://pith.science/pith/R7EXFQ6ULN2BMK5R4UNGLV366H/state.json","well_known_bundle":"https://pith.science/.well-known/pith/R7EXFQ6ULN2BMK5R4UNGLV366H/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:R7EXFQ6ULN2BMK5R4UNGLV366H","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":"adb0e2a21ee158cbc16a4d84e3fdf0ef53e9515000cbdfbb1db8de3f0e9c2e35","cross_cats_sorted":["eess.IV"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2024-07-23T17:18:24Z","title_canon_sha256":"4a983ce38b7848a021501dc758294f2615da80f15bb8dcc0afce2f2885a5c24a"},"schema_version":"1.0","source":{"id":"2407.16657","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.16657","created_at":"2026-07-05T08:56:22Z"},{"alias_kind":"arxiv_version","alias_value":"2407.16657v2","created_at":"2026-07-05T08:56:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.16657","created_at":"2026-07-05T08:56:22Z"},{"alias_kind":"pith_short_12","alias_value":"R7EXFQ6ULN2B","created_at":"2026-07-05T08:56:22Z"},{"alias_kind":"pith_short_16","alias_value":"R7EXFQ6ULN2BMK5R","created_at":"2026-07-05T08:56:22Z"},{"alias_kind":"pith_short_8","alias_value":"R7EXFQ6U","created_at":"2026-07-05T08:56:22Z"}],"graph_snapshots":[{"event_id":"sha256:b44636a680fdf06c4a626844ce744c784296a9566fa1dee2427defc7a871b4ab","target":"graph","created_at":"2026-07-05T08:56:22Z","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/2407.16657/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Simultaneous imaging of fluorescence-labeled and label-free phase objects in the same sample provides distinct and complementary information. Most multimodal fluorescence-phase imaging operates in transmission mode, capturing fluorescence images and phase images separately or sequentially, which limits their practical application in vivo. Here, we develop fluorescence diffraction tomography (FDT) with explicit neural fields to reconstruct the 3D refractive index (RI) of phase objects from diffracted fluorescence images captured in reflection mode. The successful reconstruction of 3D RI using F","authors_text":"Junjie Chen, Renzhi He, Yi Xue, Yucheng Li","cross_cats":["eess.IV"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2024-07-23T17:18:24Z","title":"Fluorescence Diffraction Tomography using Explicit Neural Fields"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.16657","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:c5e5d968fa9bd9645b8c7f4edaacfa41f9e2098c58a656fd02a4103ceaef42dd","target":"record","created_at":"2026-07-05T08:56:22Z","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":"adb0e2a21ee158cbc16a4d84e3fdf0ef53e9515000cbdfbb1db8de3f0e9c2e35","cross_cats_sorted":["eess.IV"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2024-07-23T17:18:24Z","title_canon_sha256":"4a983ce38b7848a021501dc758294f2615da80f15bb8dcc0afce2f2885a5c24a"},"schema_version":"1.0","source":{"id":"2407.16657","kind":"arxiv","version":2}},"canonical_sha256":"8fc972c3d45b74162bb1e51a65d77ef1c5ee7f8194f73417e12504c1f0937efd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8fc972c3d45b74162bb1e51a65d77ef1c5ee7f8194f73417e12504c1f0937efd","first_computed_at":"2026-07-05T08:56:22.916137Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:56:22.916137Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XGDu7lwF03l4k30hkOUW0uaUlPAvN1EgZKGeuyRgnBvwD/l9eOvfqBq2f1Q+j+v6Tt+zBikV71eSIZLpvn0cDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T08:56:22.916482Z","signed_message":"canonical_sha256_bytes"},"source_id":"2407.16657","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c5e5d968fa9bd9645b8c7f4edaacfa41f9e2098c58a656fd02a4103ceaef42dd","sha256:b44636a680fdf06c4a626844ce744c784296a9566fa1dee2427defc7a871b4ab"],"state_sha256":"432baead09f3f2961fd551cde8493a54b3a5b60acf90957f8fb98f7d972404e1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Xrlb2sVtKJxKvbPWMKr92s7rS2KCt649FICs3WtKYiJ3N0YOS/+9Y3kNjlFejaSnO3Q67ZptP8cIZTI1D1YZAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-13T18:32:42.137995Z","bundle_sha256":"7ca0ddfc007a978413b5a8173d751c25e9a88f93bd914dff3a605d43d52080ce"}}