{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:NCUT7UAKDJEP7VJMH2MOMJEHY6","short_pith_number":"pith:NCUT7UAK","canonical_record":{"source":{"id":"1704.00646","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2017-04-03T15:39:19Z","cross_cats_sorted":["q-bio.NC"],"title_canon_sha256":"42c1fc3c07436c693ccfdbefae5153d75f8d00624485ff576b208fec4ddda730","abstract_canon_sha256":"a0c2afd752036966655d577a620cb79f1989648ccd2521f47b1eff1ff87cd045"},"schema_version":"1.0"},"canonical_sha256":"68a93fd00a1a48ffd52c3e98e62487c78f6b404988d75b322e1ff8b6c25091f1","source":{"kind":"arxiv","id":"1704.00646","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1704.00646","created_at":"2026-05-18T00:47:21Z"},{"alias_kind":"arxiv_version","alias_value":"1704.00646v1","created_at":"2026-05-18T00:47:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.00646","created_at":"2026-05-18T00:47:21Z"},{"alias_kind":"pith_short_12","alias_value":"NCUT7UAKDJEP","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_16","alias_value":"NCUT7UAKDJEP7VJM","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_8","alias_value":"NCUT7UAK","created_at":"2026-05-18T12:31:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:NCUT7UAKDJEP7VJMH2MOMJEHY6","target":"record","payload":{"canonical_record":{"source":{"id":"1704.00646","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2017-04-03T15:39:19Z","cross_cats_sorted":["q-bio.NC"],"title_canon_sha256":"42c1fc3c07436c693ccfdbefae5153d75f8d00624485ff576b208fec4ddda730","abstract_canon_sha256":"a0c2afd752036966655d577a620cb79f1989648ccd2521f47b1eff1ff87cd045"},"schema_version":"1.0"},"canonical_sha256":"68a93fd00a1a48ffd52c3e98e62487c78f6b404988d75b322e1ff8b6c25091f1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:47:21.745206Z","signature_b64":"0gTJYTd0g4RE4DuE2dGPCnFo90vVmuBU3+u29Y1P0kOpQ9KpspWEjdUadER4AV9fDpFS1W7YFS2dJdzBTIBTBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"68a93fd00a1a48ffd52c3e98e62487c78f6b404988d75b322e1ff8b6c25091f1","last_reissued_at":"2026-05-18T00:47:21.744640Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:47:21.744640Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1704.00646","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":"2026-05-18T00:47:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"taI6Cxe+exwZnnBK8wjq76h39UKfWaNKXYaIkh6ltdB2KNJlVddOJ2nOicKTcGZYmlA193/ufVCpO1dmr0CpBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T03:10:05.972357Z"},"content_sha256":"ddef5f573192894c86b7556740c259384b7dcd7c9471b2049094dc9eba35ac11","schema_version":"1.0","event_id":"sha256:ddef5f573192894c86b7556740c259384b7dcd7c9471b2049094dc9eba35ac11"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:NCUT7UAKDJEP7VJMH2MOMJEHY6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A correlation game for unsupervised learning yields computational interpretations of Hebbian excitation, anti-Hebbian inhibition, and synapse elimination","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["q-bio.NC"],"primary_cat":"cs.NE","authors_text":"H. Sebastian Seung, Jonathan Zung","submitted_at":"2017-04-03T15:39:19Z","abstract_excerpt":"Much has been learned about plasticity of biological synapses from empirical studies. Hebbian plasticity is driven by correlated activity of presynaptic and postsynaptic neurons. Synapses that converge onto the same neuron often behave as if they compete for a fixed resource; some survive the competition while others are eliminated. To provide computational interpretations of these aspects of synaptic plasticity, we formulate unsupervised learning as a zero-sum game between Hebbian excitation and anti-Hebbian inhibition in a neural network model. The game formalizes the intuition that Hebbian "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.00646","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":""},"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":"2026-05-18T00:47:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"o/Y/E6xMr9GQz+G9EqdRL03vlYGkDoHMztNa+OLOh/d+IUNm4Knm9wo/BkgFROHd3ASBZlbCE2z0pBumTZoSCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T03:10:05.972715Z"},"content_sha256":"f63d0283af77a086afeb05f35d2bddecb2fbacac1107488916253ad2d81c1b75","schema_version":"1.0","event_id":"sha256:f63d0283af77a086afeb05f35d2bddecb2fbacac1107488916253ad2d81c1b75"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NCUT7UAKDJEP7VJMH2MOMJEHY6/bundle.json","state_url":"https://pith.science/pith/NCUT7UAKDJEP7VJMH2MOMJEHY6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NCUT7UAKDJEP7VJMH2MOMJEHY6/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":"2026-06-04T03:10:05Z","links":{"resolver":"https://pith.science/pith/NCUT7UAKDJEP7VJMH2MOMJEHY6","bundle":"https://pith.science/pith/NCUT7UAKDJEP7VJMH2MOMJEHY6/bundle.json","state":"https://pith.science/pith/NCUT7UAKDJEP7VJMH2MOMJEHY6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NCUT7UAKDJEP7VJMH2MOMJEHY6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:NCUT7UAKDJEP7VJMH2MOMJEHY6","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":"a0c2afd752036966655d577a620cb79f1989648ccd2521f47b1eff1ff87cd045","cross_cats_sorted":["q-bio.NC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2017-04-03T15:39:19Z","title_canon_sha256":"42c1fc3c07436c693ccfdbefae5153d75f8d00624485ff576b208fec4ddda730"},"schema_version":"1.0","source":{"id":"1704.00646","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1704.00646","created_at":"2026-05-18T00:47:21Z"},{"alias_kind":"arxiv_version","alias_value":"1704.00646v1","created_at":"2026-05-18T00:47:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.00646","created_at":"2026-05-18T00:47:21Z"},{"alias_kind":"pith_short_12","alias_value":"NCUT7UAKDJEP","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_16","alias_value":"NCUT7UAKDJEP7VJM","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_8","alias_value":"NCUT7UAK","created_at":"2026-05-18T12:31:31Z"}],"graph_snapshots":[{"event_id":"sha256:f63d0283af77a086afeb05f35d2bddecb2fbacac1107488916253ad2d81c1b75","target":"graph","created_at":"2026-05-18T00:47:21Z","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":"Much has been learned about plasticity of biological synapses from empirical studies. Hebbian plasticity is driven by correlated activity of presynaptic and postsynaptic neurons. Synapses that converge onto the same neuron often behave as if they compete for a fixed resource; some survive the competition while others are eliminated. To provide computational interpretations of these aspects of synaptic plasticity, we formulate unsupervised learning as a zero-sum game between Hebbian excitation and anti-Hebbian inhibition in a neural network model. The game formalizes the intuition that Hebbian ","authors_text":"H. Sebastian Seung, Jonathan Zung","cross_cats":["q-bio.NC"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2017-04-03T15:39:19Z","title":"A correlation game for unsupervised learning yields computational interpretations of Hebbian excitation, anti-Hebbian inhibition, and synapse elimination"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.00646","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:ddef5f573192894c86b7556740c259384b7dcd7c9471b2049094dc9eba35ac11","target":"record","created_at":"2026-05-18T00:47:21Z","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":"a0c2afd752036966655d577a620cb79f1989648ccd2521f47b1eff1ff87cd045","cross_cats_sorted":["q-bio.NC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2017-04-03T15:39:19Z","title_canon_sha256":"42c1fc3c07436c693ccfdbefae5153d75f8d00624485ff576b208fec4ddda730"},"schema_version":"1.0","source":{"id":"1704.00646","kind":"arxiv","version":1}},"canonical_sha256":"68a93fd00a1a48ffd52c3e98e62487c78f6b404988d75b322e1ff8b6c25091f1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"68a93fd00a1a48ffd52c3e98e62487c78f6b404988d75b322e1ff8b6c25091f1","first_computed_at":"2026-05-18T00:47:21.744640Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:47:21.744640Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0gTJYTd0g4RE4DuE2dGPCnFo90vVmuBU3+u29Y1P0kOpQ9KpspWEjdUadER4AV9fDpFS1W7YFS2dJdzBTIBTBA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:47:21.745206Z","signed_message":"canonical_sha256_bytes"},"source_id":"1704.00646","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ddef5f573192894c86b7556740c259384b7dcd7c9471b2049094dc9eba35ac11","sha256:f63d0283af77a086afeb05f35d2bddecb2fbacac1107488916253ad2d81c1b75"],"state_sha256":"1f0f686d406d478458bad96490fec4f18731333b52ae6949f246131bf4c2ba6f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BY176oG9CEh4nFE5FYVujbh3Jwa2WNCvobOK91F5ufqqNJYDtIEGi17+NHA663kX180I3+Tw8O5B+Wi9N8KTAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T03:10:05.974665Z","bundle_sha256":"5c6cf27fcdeed256293efdc7f88d2701cfeb5cc4fe465e1d131bda5da79b654f"}}