{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:TGSPW5FQKP4XOL3WUZA5EFG2IY","short_pith_number":"pith:TGSPW5FQ","canonical_record":{"source":{"id":"1411.5881","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2014-11-20T07:50:06Z","cross_cats_sorted":["q-bio.NC"],"title_canon_sha256":"217eb959753f8cf30bd163dd1123bf5257f4436651b9ef6df5a43517c844899d","abstract_canon_sha256":"1b0ae7c48ea6d94f8f953d195ecc701b3860a02ed9f48b5b8058dc82022cd451"},"schema_version":"1.0"},"canonical_sha256":"99a4fb74b053f9772f76a641d214da4633fa54b3da9e0e75157c4f42764aea9a","source":{"kind":"arxiv","id":"1411.5881","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.5881","created_at":"2026-05-18T02:32:52Z"},{"alias_kind":"arxiv_version","alias_value":"1411.5881v2","created_at":"2026-05-18T02:32:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.5881","created_at":"2026-05-18T02:32:52Z"},{"alias_kind":"pith_short_12","alias_value":"TGSPW5FQKP4X","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"TGSPW5FQKP4XOL3W","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"TGSPW5FQ","created_at":"2026-05-18T12:28:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:TGSPW5FQKP4XOL3WUZA5EFG2IY","target":"record","payload":{"canonical_record":{"source":{"id":"1411.5881","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2014-11-20T07:50:06Z","cross_cats_sorted":["q-bio.NC"],"title_canon_sha256":"217eb959753f8cf30bd163dd1123bf5257f4436651b9ef6df5a43517c844899d","abstract_canon_sha256":"1b0ae7c48ea6d94f8f953d195ecc701b3860a02ed9f48b5b8058dc82022cd451"},"schema_version":"1.0"},"canonical_sha256":"99a4fb74b053f9772f76a641d214da4633fa54b3da9e0e75157c4f42764aea9a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:32:52.833541Z","signature_b64":"VNgAl7RmoAP8d/uG8SkHgrTwzpHrcmnb4fBGzAXi5pvpi8bxPegZSDso2ir4VyO0vY1zr9qe5zTvbgjktn01Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"99a4fb74b053f9772f76a641d214da4633fa54b3da9e0e75157c4f42764aea9a","last_reissued_at":"2026-05-18T02:32:52.833092Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:32:52.833092Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1411.5881","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":"2026-05-18T02:32:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FwlFsiLwr8NNUnkAUyCFNUhTCn1SOizeuu0Ostx3CeMsOYryopJ7Q22pMNt8BRaYeegxItclYEfOe4H/PzXiCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T21:16:41.079664Z"},"content_sha256":"3513fc9836f18ca9eff44830606aabf7ff40f876f34c83b5eb59e1a3b779dd22","schema_version":"1.0","event_id":"sha256:3513fc9836f18ca9eff44830606aabf7ff40f876f34c83b5eb59e1a3b779dd22"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:TGSPW5FQKP4XOL3WUZA5EFG2IY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hardware-Amenable Structural Learning for Spike-based Pattern Classification using a Simple Model of Active Dendrites","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["q-bio.NC"],"primary_cat":"cs.NE","authors_text":"Arindam Basu, Shaista Hussain, Shih-Chii Liu","submitted_at":"2014-11-20T07:50:06Z","abstract_excerpt":"This paper presents a spike-based model which employs neurons with functionally distinct dendritic compartments for classifying high dimensional binary patterns. The synaptic inputs arriving on each dendritic subunit are nonlinearly processed before being linearly integrated at the soma, giving the neuron a capacity to perform a large number of input-output mappings. The model utilizes sparse synaptic connectivity; where each synapse takes a binary value. The optimal connection pattern of a neuron is learned by using a simple hardware-friendly, margin enhancing learning algorithm inspired by t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.5881","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":""},"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":"2026-05-18T02:32:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zBrw72uiF4/z+x04ZS8oYSdzmmNz+C5dJHzJ5dVLJQMXcSMtCk8bIQRL0owm+8h6vIzoFlBhLeOXK7KERir8DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T21:16:41.080034Z"},"content_sha256":"62b16018a3d6aca6096c83a870a8b2316e7312a49b66d249bd2e4ca57563b327","schema_version":"1.0","event_id":"sha256:62b16018a3d6aca6096c83a870a8b2316e7312a49b66d249bd2e4ca57563b327"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TGSPW5FQKP4XOL3WUZA5EFG2IY/bundle.json","state_url":"https://pith.science/pith/TGSPW5FQKP4XOL3WUZA5EFG2IY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TGSPW5FQKP4XOL3WUZA5EFG2IY/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":"2026-05-30T21:16:41Z","links":{"resolver":"https://pith.science/pith/TGSPW5FQKP4XOL3WUZA5EFG2IY","bundle":"https://pith.science/pith/TGSPW5FQKP4XOL3WUZA5EFG2IY/bundle.json","state":"https://pith.science/pith/TGSPW5FQKP4XOL3WUZA5EFG2IY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TGSPW5FQKP4XOL3WUZA5EFG2IY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:TGSPW5FQKP4XOL3WUZA5EFG2IY","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":"1b0ae7c48ea6d94f8f953d195ecc701b3860a02ed9f48b5b8058dc82022cd451","cross_cats_sorted":["q-bio.NC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2014-11-20T07:50:06Z","title_canon_sha256":"217eb959753f8cf30bd163dd1123bf5257f4436651b9ef6df5a43517c844899d"},"schema_version":"1.0","source":{"id":"1411.5881","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.5881","created_at":"2026-05-18T02:32:52Z"},{"alias_kind":"arxiv_version","alias_value":"1411.5881v2","created_at":"2026-05-18T02:32:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.5881","created_at":"2026-05-18T02:32:52Z"},{"alias_kind":"pith_short_12","alias_value":"TGSPW5FQKP4X","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"TGSPW5FQKP4XOL3W","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"TGSPW5FQ","created_at":"2026-05-18T12:28:49Z"}],"graph_snapshots":[{"event_id":"sha256:62b16018a3d6aca6096c83a870a8b2316e7312a49b66d249bd2e4ca57563b327","target":"graph","created_at":"2026-05-18T02:32:52Z","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"},"paper":{"abstract_excerpt":"This paper presents a spike-based model which employs neurons with functionally distinct dendritic compartments for classifying high dimensional binary patterns. The synaptic inputs arriving on each dendritic subunit are nonlinearly processed before being linearly integrated at the soma, giving the neuron a capacity to perform a large number of input-output mappings. The model utilizes sparse synaptic connectivity; where each synapse takes a binary value. The optimal connection pattern of a neuron is learned by using a simple hardware-friendly, margin enhancing learning algorithm inspired by t","authors_text":"Arindam Basu, Shaista Hussain, Shih-Chii Liu","cross_cats":["q-bio.NC"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2014-11-20T07:50:06Z","title":"Hardware-Amenable Structural Learning for Spike-based Pattern Classification using a Simple Model of Active Dendrites"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.5881","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":"sha256:3513fc9836f18ca9eff44830606aabf7ff40f876f34c83b5eb59e1a3b779dd22","target":"record","created_at":"2026-05-18T02:32:52Z","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":"1b0ae7c48ea6d94f8f953d195ecc701b3860a02ed9f48b5b8058dc82022cd451","cross_cats_sorted":["q-bio.NC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2014-11-20T07:50:06Z","title_canon_sha256":"217eb959753f8cf30bd163dd1123bf5257f4436651b9ef6df5a43517c844899d"},"schema_version":"1.0","source":{"id":"1411.5881","kind":"arxiv","version":2}},"canonical_sha256":"99a4fb74b053f9772f76a641d214da4633fa54b3da9e0e75157c4f42764aea9a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"99a4fb74b053f9772f76a641d214da4633fa54b3da9e0e75157c4f42764aea9a","first_computed_at":"2026-05-18T02:32:52.833092Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:32:52.833092Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VNgAl7RmoAP8d/uG8SkHgrTwzpHrcmnb4fBGzAXi5pvpi8bxPegZSDso2ir4VyO0vY1zr9qe5zTvbgjktn01Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T02:32:52.833541Z","signed_message":"canonical_sha256_bytes"},"source_id":"1411.5881","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3513fc9836f18ca9eff44830606aabf7ff40f876f34c83b5eb59e1a3b779dd22","sha256:62b16018a3d6aca6096c83a870a8b2316e7312a49b66d249bd2e4ca57563b327"],"state_sha256":"a97cd8f4928855a5c24db61c58bddd96df50f4693307f28a5088f4f7b14ee027"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"teWuYiuWOQk1zJv3C/QG982xF/D7BMvZUwSv7k1lB8iVIWgTC3ez7okc81dBnxACaiMwULcAJyaUGJKhyUFWBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T21:16:41.083774Z","bundle_sha256":"4a013dedd75318653fbe2470bef88616984f25672e8b5a490c30055988edc36b"}}