{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:CD3ZMXTP6V6NUHYQNWOBJYMGRI","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":"ee6018a830ca21dd94df7b3b117b8a3af5fdb091da6f30ced4ffcb609c2db319","cross_cats_sorted":["physics.optics","q-bio.TO"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.med-ph","submitted_at":"2023-09-24T02:18:20Z","title_canon_sha256":"d683ab35da753d5963b52b5482daed599e4dbccb99737dd420b6bec617dce43e"},"schema_version":"1.0","source":{"id":"2309.13527","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2309.13527","created_at":"2026-07-05T06:53:54Z"},{"alias_kind":"arxiv_version","alias_value":"2309.13527v1","created_at":"2026-07-05T06:53:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2309.13527","created_at":"2026-07-05T06:53:54Z"},{"alias_kind":"pith_short_12","alias_value":"CD3ZMXTP6V6N","created_at":"2026-07-05T06:53:54Z"},{"alias_kind":"pith_short_16","alias_value":"CD3ZMXTP6V6NUHYQ","created_at":"2026-07-05T06:53:54Z"},{"alias_kind":"pith_short_8","alias_value":"CD3ZMXTP","created_at":"2026-07-05T06:53:54Z"}],"graph_snapshots":[{"event_id":"sha256:6dfbbc6a22d2cfc0f3dd7775bab9cf0d5bab3e2267644e34a005ac9ca55d74cf","target":"graph","created_at":"2026-07-05T06:53:54Z","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/2309.13527/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"To address many of the deficiencies in optical neuroimaging technologies such as poor spatial resolution, time-consuming reconstruction, low penetration depth, and contact-based measurement, a novel, noncontact, time-resolved laser speckle contrast imaging (TR-LSCI) technique has been developed for continuous, fast, and high-resolution 2D mapping of cerebral blood flow (CBF) at different depths of the head. TR-LSCI illuminates the head with picosecond-pulsed, coherent, widefield near-infrared light and synchronizes a newly developed, high-resolution, gated single-photon avalanche diode camera ","authors_text":"Arin Can Ulku, Chong Huang, Claudio Bruschini, Dara Singh, Edoardo Charbon, Faraneh Fathi, Guoqiang Yu, Lei Chen, Li Chen, Mehrana Mohtasebi, Mingjun Zhao, Paul Mos, Samaneh Rabienia Haratbar, Siavash Mazdeyasna, Xuhui Liu","cross_cats":["physics.optics","q-bio.TO"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.med-ph","submitted_at":"2023-09-24T02:18:20Z","title":"Time-resolved laser speckle contrast imaging (TR-LSCI) of cerebral blood flow"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2309.13527","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:a474250e72b3f134d311932b3a6909cf5ffed818b3a0fd805f8431ac2526e724","target":"record","created_at":"2026-07-05T06:53:54Z","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":"ee6018a830ca21dd94df7b3b117b8a3af5fdb091da6f30ced4ffcb609c2db319","cross_cats_sorted":["physics.optics","q-bio.TO"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.med-ph","submitted_at":"2023-09-24T02:18:20Z","title_canon_sha256":"d683ab35da753d5963b52b5482daed599e4dbccb99737dd420b6bec617dce43e"},"schema_version":"1.0","source":{"id":"2309.13527","kind":"arxiv","version":1}},"canonical_sha256":"10f7965e6ff57cda1f106d9c14e1868a20b835e7a8c523f372e4e0d997de9a90","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"10f7965e6ff57cda1f106d9c14e1868a20b835e7a8c523f372e4e0d997de9a90","first_computed_at":"2026-07-05T06:53:54.000757Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:53:54.000757Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Qd9V+ZLPzyPQRWgNUR8xgUX23OOLubHDi973aCweQG8tkq4TuiiZVqPTn/zwHIlVfbr/YDuPUwOoAAaegF+dDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T06:53:54.001163Z","signed_message":"canonical_sha256_bytes"},"source_id":"2309.13527","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a474250e72b3f134d311932b3a6909cf5ffed818b3a0fd805f8431ac2526e724","sha256:6dfbbc6a22d2cfc0f3dd7775bab9cf0d5bab3e2267644e34a005ac9ca55d74cf"],"state_sha256":"aa0cab10332223d50056db92163c79c9a1843bdb62977ba0cc33c1955f2e8a75"}