{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:OUK4WN5NCBU3QEZXJLJHYIZWLY","short_pith_number":"pith:OUK4WN5N","canonical_record":{"source":{"id":"2411.18272","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.ET","submitted_at":"2024-11-27T12:06:15Z","cross_cats_sorted":["cs.NE"],"title_canon_sha256":"4aa5db9f73bfa880065fbe438d55801dc7348e4ddfb465f71fcbc78a6e083508","abstract_canon_sha256":"0a06e33b8e9ae93a33bbf442120556bfb880b37c6f99c65905a55f8092335df7"},"schema_version":"1.0"},"canonical_sha256":"7515cb37ad1069b813374ad27c23365e321eb15448982482988e0b434367e45b","source":{"kind":"arxiv","id":"2411.18272","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2411.18272","created_at":"2026-07-05T09:41:14Z"},{"alias_kind":"arxiv_version","alias_value":"2411.18272v1","created_at":"2026-07-05T09:41:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.18272","created_at":"2026-07-05T09:41:14Z"},{"alias_kind":"pith_short_12","alias_value":"OUK4WN5NCBU3","created_at":"2026-07-05T09:41:14Z"},{"alias_kind":"pith_short_16","alias_value":"OUK4WN5NCBU3QEZX","created_at":"2026-07-05T09:41:14Z"},{"alias_kind":"pith_short_8","alias_value":"OUK4WN5N","created_at":"2026-07-05T09:41:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:OUK4WN5NCBU3QEZXJLJHYIZWLY","target":"record","payload":{"canonical_record":{"source":{"id":"2411.18272","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.ET","submitted_at":"2024-11-27T12:06:15Z","cross_cats_sorted":["cs.NE"],"title_canon_sha256":"4aa5db9f73bfa880065fbe438d55801dc7348e4ddfb465f71fcbc78a6e083508","abstract_canon_sha256":"0a06e33b8e9ae93a33bbf442120556bfb880b37c6f99c65905a55f8092335df7"},"schema_version":"1.0"},"canonical_sha256":"7515cb37ad1069b813374ad27c23365e321eb15448982482988e0b434367e45b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:41:14.160032Z","signature_b64":"3xSjF7Gb75q5ltOMzJjhSQmeGIhDQwJWmZlcInEDrMl4RzsGJNR82O4drbkjXGZ1kS+BgFlQVF0tl5oIxicFCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7515cb37ad1069b813374ad27c23365e321eb15448982482988e0b434367e45b","last_reissued_at":"2026-07-05T09:41:14.159576Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:41:14.159576Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2411.18272","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T09:41:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0IhOH8mMy/xqd3skD1Z5XohHFTTGKR62Yx7xFV6YEoE0bfjnSrnfjh0xJkJTmHhCZHUPrMQUg4xX6PdSJpubBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T02:16:48.664072Z"},"content_sha256":"0381d0829c3dbbbda43bf74e3baa4caac26e2d04355f029cf1c769f318686b38","schema_version":"1.0","event_id":"sha256:0381d0829c3dbbbda43bf74e3baa4caac26e2d04355f029cf1c769f318686b38"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:OUK4WN5NCBU3QEZXJLJHYIZWLY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"NeoHebbian Synapses to Accelerate Online Training of Neuromorphic Hardware","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.NE"],"primary_cat":"cs.ET","authors_text":"Anjan Chakaravorty, Bhaswar Chakrabarti, Dmitri Strukov, Ewelina Wlazlak, Sai Sukruth Bezugam, Shubham Pande, Tinish Bhattacharya","submitted_at":"2024-11-27T12:06:15Z","abstract_excerpt":"Neuromorphic systems that employ advanced synaptic learning rules, such as the three-factor learning rule, require synaptic devices of increased complexity. Herein, a novel neoHebbian artificial synapse utilizing ReRAM devices has been proposed and experimentally validated to meet this demand. This synapse features two distinct state variables: a neuron coupling weight and an \"eligibility trace\" that dictates synaptic weight updates. The coupling weight is encoded in the ReRAM conductance, while the \"eligibility trace\" is encoded in the local temperature of the ReRAM and is modulated by applyi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.18272","kind":"arxiv","version":1},"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/2411.18272/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":"2026-07-05T09:41:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"InVzzSJqFl0GzjU8PqwdUvNH+8CaO5t3ukVS3LwfdJ2Ab1UhT0r29DbjA9J3aRcZNMK0FoqJO/541C88z49zDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T02:16:48.665025Z"},"content_sha256":"d1597afbff3391960773854d18480b534849cce55520f5c9fddc929cc27fbc05","schema_version":"1.0","event_id":"sha256:d1597afbff3391960773854d18480b534849cce55520f5c9fddc929cc27fbc05"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OUK4WN5NCBU3QEZXJLJHYIZWLY/bundle.json","state_url":"https://pith.science/pith/OUK4WN5NCBU3QEZXJLJHYIZWLY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OUK4WN5NCBU3QEZXJLJHYIZWLY/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":"2026-08-13T02:16:48Z","links":{"resolver":"https://pith.science/pith/OUK4WN5NCBU3QEZXJLJHYIZWLY","bundle":"https://pith.science/pith/OUK4WN5NCBU3QEZXJLJHYIZWLY/bundle.json","state":"https://pith.science/pith/OUK4WN5NCBU3QEZXJLJHYIZWLY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OUK4WN5NCBU3QEZXJLJHYIZWLY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:OUK4WN5NCBU3QEZXJLJHYIZWLY","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":"0a06e33b8e9ae93a33bbf442120556bfb880b37c6f99c65905a55f8092335df7","cross_cats_sorted":["cs.NE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.ET","submitted_at":"2024-11-27T12:06:15Z","title_canon_sha256":"4aa5db9f73bfa880065fbe438d55801dc7348e4ddfb465f71fcbc78a6e083508"},"schema_version":"1.0","source":{"id":"2411.18272","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2411.18272","created_at":"2026-07-05T09:41:14Z"},{"alias_kind":"arxiv_version","alias_value":"2411.18272v1","created_at":"2026-07-05T09:41:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.18272","created_at":"2026-07-05T09:41:14Z"},{"alias_kind":"pith_short_12","alias_value":"OUK4WN5NCBU3","created_at":"2026-07-05T09:41:14Z"},{"alias_kind":"pith_short_16","alias_value":"OUK4WN5NCBU3QEZX","created_at":"2026-07-05T09:41:14Z"},{"alias_kind":"pith_short_8","alias_value":"OUK4WN5N","created_at":"2026-07-05T09:41:14Z"}],"graph_snapshots":[{"event_id":"sha256:d1597afbff3391960773854d18480b534849cce55520f5c9fddc929cc27fbc05","target":"graph","created_at":"2026-07-05T09:41:14Z","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/2411.18272/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Neuromorphic systems that employ advanced synaptic learning rules, such as the three-factor learning rule, require synaptic devices of increased complexity. Herein, a novel neoHebbian artificial synapse utilizing ReRAM devices has been proposed and experimentally validated to meet this demand. This synapse features two distinct state variables: a neuron coupling weight and an \"eligibility trace\" that dictates synaptic weight updates. The coupling weight is encoded in the ReRAM conductance, while the \"eligibility trace\" is encoded in the local temperature of the ReRAM and is modulated by applyi","authors_text":"Anjan Chakaravorty, Bhaswar Chakrabarti, Dmitri Strukov, Ewelina Wlazlak, Sai Sukruth Bezugam, Shubham Pande, Tinish Bhattacharya","cross_cats":["cs.NE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.ET","submitted_at":"2024-11-27T12:06:15Z","title":"NeoHebbian Synapses to Accelerate Online Training of Neuromorphic Hardware"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.18272","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":"sha256:0381d0829c3dbbbda43bf74e3baa4caac26e2d04355f029cf1c769f318686b38","target":"record","created_at":"2026-07-05T09:41:14Z","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":"0a06e33b8e9ae93a33bbf442120556bfb880b37c6f99c65905a55f8092335df7","cross_cats_sorted":["cs.NE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.ET","submitted_at":"2024-11-27T12:06:15Z","title_canon_sha256":"4aa5db9f73bfa880065fbe438d55801dc7348e4ddfb465f71fcbc78a6e083508"},"schema_version":"1.0","source":{"id":"2411.18272","kind":"arxiv","version":1}},"canonical_sha256":"7515cb37ad1069b813374ad27c23365e321eb15448982482988e0b434367e45b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7515cb37ad1069b813374ad27c23365e321eb15448982482988e0b434367e45b","first_computed_at":"2026-07-05T09:41:14.159576Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:41:14.159576Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3xSjF7Gb75q5ltOMzJjhSQmeGIhDQwJWmZlcInEDrMl4RzsGJNR82O4drbkjXGZ1kS+BgFlQVF0tl5oIxicFCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:41:14.160032Z","signed_message":"canonical_sha256_bytes"},"source_id":"2411.18272","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0381d0829c3dbbbda43bf74e3baa4caac26e2d04355f029cf1c769f318686b38","sha256:d1597afbff3391960773854d18480b534849cce55520f5c9fddc929cc27fbc05"],"state_sha256":"78d8d1e8bbdfe5bf315946b14ec031ba53cf38699fcadff5b3f0903433038cbc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2vMCg3ODxyyLau09VtvDTinBKQJZdcAQY/apPwi8ZQ4Jo/cV8nTi9xR/h9q26cu4ZIJzvBzfXPMcOf6NSX2UCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T02:16:48.672061Z","bundle_sha256":"74bafae5913b2e64aaec9442f2b5d86e88e03c488fa41e6a7d98e7a68709600a"}}