{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:XDAV4JT7APO75LS4M3TSBE66AC","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":"995fb95c1c45cb7040480c710eca9ca92dfd991739c2d4994a25e958aa485e4e","cross_cats_sorted":["cs.AR","cs.ET"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.NE","submitted_at":"2024-12-19T16:31:42Z","title_canon_sha256":"83ffe4adfa5e45ac28c6b48da9fdd7e6c0525e6a81ee50234943b1ee90fa0696"},"schema_version":"1.0","source":{"id":"2412.15021","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.15021","created_at":"2026-07-05T10:34:41Z"},{"alias_kind":"arxiv_version","alias_value":"2412.15021v4","created_at":"2026-07-05T10:34:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.15021","created_at":"2026-07-05T10:34:41Z"},{"alias_kind":"pith_short_12","alias_value":"XDAV4JT7APO7","created_at":"2026-07-05T10:34:41Z"},{"alias_kind":"pith_short_16","alias_value":"XDAV4JT7APO75LS4","created_at":"2026-07-05T10:34:41Z"},{"alias_kind":"pith_short_8","alias_value":"XDAV4JT7","created_at":"2026-07-05T10:34:41Z"}],"graph_snapshots":[{"event_id":"sha256:3c1d3d28691b94a8e9e5b629d6393e8b8cb360aaa27f82007d0948f54e0e5dbb","target":"graph","created_at":"2026-07-05T10:34:41Z","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/2412.15021/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Neuromorphic computing aims to replicate the brain's capabilities for energy efficient and parallel information processing, promising a solution to the increasing demand for faster and more efficient computational systems. Efficient training of neural networks on neuromorphic hardware requires the development of training algorithms that retain the sparsity of spike-based communication during training. Here, we report on the first implementation of event-based backpropagation on the SpiNNaker2 neuromorphic hardware platform. We use EventProp, an algorithm for event-based backpropagation in spik","authors_text":"Bernhard Vogginger, Christian Mayr, Gabriel B\\'ena, Hector Andres Gonzalez, Mahmoud Akl, Timo Wunderlich","cross_cats":["cs.AR","cs.ET"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.NE","submitted_at":"2024-12-19T16:31:42Z","title":"Event-based backpropagation on the neuromorphic platform SpiNNaker2"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.15021","kind":"arxiv","version":4},"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:d81df62418563035ccfe3326a5131eea9869d9567064210bfe9e824827f71e3c","target":"record","created_at":"2026-07-05T10:34:41Z","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":"995fb95c1c45cb7040480c710eca9ca92dfd991739c2d4994a25e958aa485e4e","cross_cats_sorted":["cs.AR","cs.ET"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.NE","submitted_at":"2024-12-19T16:31:42Z","title_canon_sha256":"83ffe4adfa5e45ac28c6b48da9fdd7e6c0525e6a81ee50234943b1ee90fa0696"},"schema_version":"1.0","source":{"id":"2412.15021","kind":"arxiv","version":4}},"canonical_sha256":"b8c15e267f03ddfeae5c66e72093de00965381e3b5e1a10c3d41e5bec17aa798","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b8c15e267f03ddfeae5c66e72093de00965381e3b5e1a10c3d41e5bec17aa798","first_computed_at":"2026-07-05T10:34:41.960552Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:34:41.960552Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"i8TYxEmvrInz939rnhEPHc/7Tjj+7jOdSHD7gIJMRCU6v4AOvWDRiv+uovlZZCmGyNIFhyHYfMS7m2Bxyu8VDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T10:34:41.961229Z","signed_message":"canonical_sha256_bytes"},"source_id":"2412.15021","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d81df62418563035ccfe3326a5131eea9869d9567064210bfe9e824827f71e3c","sha256:3c1d3d28691b94a8e9e5b629d6393e8b8cb360aaa27f82007d0948f54e0e5dbb"],"state_sha256":"a206c894e7f73079e01678e2acae82b612ab35c9daf06e22dc1271cf278ac7e0"}