{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:TUYAXPOXWRJXBTRCJT2H5H6W72","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":"9c4156acce66d2b1b934d9a8b94876e3b8165187674b4680a84a5f8eddb05be6","cross_cats_sorted":["cs.ET"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2024-03-06T15:08:21Z","title_canon_sha256":"2593aef272295767d2e938612fde80e9e45d1c28745f08d50ca272bc87c827de"},"schema_version":"1.0","source":{"id":"2403.03775","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2403.03775","created_at":"2026-07-05T07:53:01Z"},{"alias_kind":"arxiv_version","alias_value":"2403.03775v1","created_at":"2026-07-05T07:53:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2403.03775","created_at":"2026-07-05T07:53:01Z"},{"alias_kind":"pith_short_12","alias_value":"TUYAXPOXWRJX","created_at":"2026-07-05T07:53:01Z"},{"alias_kind":"pith_short_16","alias_value":"TUYAXPOXWRJXBTRC","created_at":"2026-07-05T07:53:01Z"},{"alias_kind":"pith_short_8","alias_value":"TUYAXPOX","created_at":"2026-07-05T07:53:01Z"}],"graph_snapshots":[{"event_id":"sha256:1c67c78939ba79baecd968daf6a59b64b98501fff959e481cc333e111f020c9b","target":"graph","created_at":"2026-07-05T07:53:01Z","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/2403.03775/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We report a multi-modal spiking neuron that allows optical and electronic input and control, and wavelength-multiplexing operation, for use in novel high-speed neuromorphic sensing and computing functionalities. The photonic-electronic neuron is built with a micro-scale, nanostructure resonant tunnelling diode (RTD) with photodetection (PD) capability. Leveraging the advantageous intrinsic properties of this RTD-PD system, namely highly nonlinear characteristics, photo-sensitivity, light-induced I-V curve shift, and the ability to deliver excitable responses under electrical and optical inputs","authors_text":"Antonio Hurtado, Bruno Romeira, Dafydd Owen-Newns, Edward Wasige, Jos\\'e M. L. Figueiredo, Joshua Robertson, Mat\\v{E}J Hejda, Qusay Raghib Ali Al-Taai, Weikang Zhang","cross_cats":["cs.ET"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2024-03-06T15:08:21Z","title":"Photonic-electronic spiking neuron with multi-modal and multi-wavelength excitatory and inhibitory operation for high-speed neuromorphic sensing and computing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2403.03775","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:e0b04fcd63a34ba53b25ccc019677bda0ba567cf4075c1b7834d875c5cd2cf39","target":"record","created_at":"2026-07-05T07:53:01Z","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":"9c4156acce66d2b1b934d9a8b94876e3b8165187674b4680a84a5f8eddb05be6","cross_cats_sorted":["cs.ET"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2024-03-06T15:08:21Z","title_canon_sha256":"2593aef272295767d2e938612fde80e9e45d1c28745f08d50ca272bc87c827de"},"schema_version":"1.0","source":{"id":"2403.03775","kind":"arxiv","version":1}},"canonical_sha256":"9d300bbdd7b45370ce224cf47e9fd6feb8749bae70062f018568baa1c9479efa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9d300bbdd7b45370ce224cf47e9fd6feb8749bae70062f018568baa1c9479efa","first_computed_at":"2026-07-05T07:53:01.438681Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:53:01.438681Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"einmz02ZwAq2lkP0w8Lwh1/olAxGdUqIdSmA0FSTEwfQNpKTMkrNaN+dNPzxlRXHePThLC0BybGN/I2tqblODQ==","signature_status":"signed_v1","signed_at":"2026-07-05T07:53:01.439065Z","signed_message":"canonical_sha256_bytes"},"source_id":"2403.03775","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e0b04fcd63a34ba53b25ccc019677bda0ba567cf4075c1b7834d875c5cd2cf39","sha256:1c67c78939ba79baecd968daf6a59b64b98501fff959e481cc333e111f020c9b"],"state_sha256":"1c745a3c461acafa3f0ea05692dddc9399a055d413cb443a4c0fe6f0833bb2b5"}