{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:KSUAGCYDNSH75RGM5USGGMJHA6","short_pith_number":"pith:KSUAGCYD","canonical_record":{"source":{"id":"2206.04924","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.NE","submitted_at":"2022-06-10T07:48:29Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"120884e07a79f9ee344b2cb6498ea4ce4854f1960c626239c67d301b0c6874c3","abstract_canon_sha256":"dba82a807be15f49720aa5ce7eef5d8175fea3e68a171a7980b597cebd9c2005"},"schema_version":"1.0"},"canonical_sha256":"54a8030b036c8ffec4cced2463312707a8140da649779442598ce3119406cf0b","source":{"kind":"arxiv","id":"2206.04924","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2206.04924","created_at":"2026-07-05T04:30:45Z"},{"alias_kind":"arxiv_version","alias_value":"2206.04924v1","created_at":"2026-07-05T04:30:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2206.04924","created_at":"2026-07-05T04:30:45Z"},{"alias_kind":"pith_short_12","alias_value":"KSUAGCYDNSH7","created_at":"2026-07-05T04:30:45Z"},{"alias_kind":"pith_short_16","alias_value":"KSUAGCYDNSH75RGM","created_at":"2026-07-05T04:30:45Z"},{"alias_kind":"pith_short_8","alias_value":"KSUAGCYD","created_at":"2026-07-05T04:30:45Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:KSUAGCYDNSH75RGM5USGGMJHA6","target":"record","payload":{"canonical_record":{"source":{"id":"2206.04924","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.NE","submitted_at":"2022-06-10T07:48:29Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"120884e07a79f9ee344b2cb6498ea4ce4854f1960c626239c67d301b0c6874c3","abstract_canon_sha256":"dba82a807be15f49720aa5ce7eef5d8175fea3e68a171a7980b597cebd9c2005"},"schema_version":"1.0"},"canonical_sha256":"54a8030b036c8ffec4cced2463312707a8140da649779442598ce3119406cf0b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:30:45.779463Z","signature_b64":"2LyTuR2jmiJuL3rR3uqDWAMRshxZDCw+BkV5GO9Rt2O5mQq7GSEOL3Ad8FzzAzMaOgEizqvJeR/JRVu2nM2qDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"54a8030b036c8ffec4cced2463312707a8140da649779442598ce3119406cf0b","last_reissued_at":"2026-07-05T04:30:45.779065Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:30:45.779065Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2206.04924","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":"2026-07-05T04:30:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2IwPjtsQe3Nbprx2j/6qXSMXWj/KYmFNucwyySyn1zuinNGQZH5OK69GNOyedanXiq7K5jomPMNsxzSCQgOEBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T06:11:38.693921Z"},"content_sha256":"90629e8506ab2fb4bec0ac3a74382ed875b9d8325f6e274b758b5ec449f620b1","schema_version":"1.0","event_id":"sha256:90629e8506ab2fb4bec0ac3a74382ed875b9d8325f6e274b758b5ec449f620b1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:KSUAGCYDNSH75RGM5USGGMJHA6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A bio-inspired implementation of a sparse-learning spike-based hippocampus memory model","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["cs.LG"],"primary_cat":"cs.NE","authors_text":"Alvaro Ayuso-Martinez, Angel Jimenez-Fernandez, Daniel Casanueva-Morato, Gabriel Jimenez-Moreno, Juan P. Dominguez-Morales","submitted_at":"2022-06-10T07:48:29Z","abstract_excerpt":"The nervous system, more specifically, the brain, is capable of solving complex problems simply and efficiently, far surpassing modern computers. In this regard, neuromorphic engineering is a research field that focuses on mimicking the basic principles that govern the brain in order to develop systems that achieve such computational capabilities. Within this field, bio-inspired learning and memory systems are still a challenge to be solved, and this is where the hippocampus is involved. It is the region of the brain that acts as a short-term memory, allowing the learning and unstructured and "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2206.04924","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/2206.04924/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":"2026-07-05T04:30:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FzQVLLigWNmFDWyE0QZf6chIJNEWdoKsqG13mNh55mDRHHfBHTftRP5Lw9MO8ypa/Ezmmvbj/pot+DAxVwOnDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T06:11:38.694474Z"},"content_sha256":"99b2ae83d90df06022978a3dbda143d3dbc5d098479481693fe8740e874d0b7c","schema_version":"1.0","event_id":"sha256:99b2ae83d90df06022978a3dbda143d3dbc5d098479481693fe8740e874d0b7c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KSUAGCYDNSH75RGM5USGGMJHA6/bundle.json","state_url":"https://pith.science/pith/KSUAGCYDNSH75RGM5USGGMJHA6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KSUAGCYDNSH75RGM5USGGMJHA6/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":"2026-08-04T06:11:38Z","links":{"resolver":"https://pith.science/pith/KSUAGCYDNSH75RGM5USGGMJHA6","bundle":"https://pith.science/pith/KSUAGCYDNSH75RGM5USGGMJHA6/bundle.json","state":"https://pith.science/pith/KSUAGCYDNSH75RGM5USGGMJHA6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KSUAGCYDNSH75RGM5USGGMJHA6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:KSUAGCYDNSH75RGM5USGGMJHA6","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":"dba82a807be15f49720aa5ce7eef5d8175fea3e68a171a7980b597cebd9c2005","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.NE","submitted_at":"2022-06-10T07:48:29Z","title_canon_sha256":"120884e07a79f9ee344b2cb6498ea4ce4854f1960c626239c67d301b0c6874c3"},"schema_version":"1.0","source":{"id":"2206.04924","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2206.04924","created_at":"2026-07-05T04:30:45Z"},{"alias_kind":"arxiv_version","alias_value":"2206.04924v1","created_at":"2026-07-05T04:30:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2206.04924","created_at":"2026-07-05T04:30:45Z"},{"alias_kind":"pith_short_12","alias_value":"KSUAGCYDNSH7","created_at":"2026-07-05T04:30:45Z"},{"alias_kind":"pith_short_16","alias_value":"KSUAGCYDNSH75RGM","created_at":"2026-07-05T04:30:45Z"},{"alias_kind":"pith_short_8","alias_value":"KSUAGCYD","created_at":"2026-07-05T04:30:45Z"}],"graph_snapshots":[{"event_id":"sha256:99b2ae83d90df06022978a3dbda143d3dbc5d098479481693fe8740e874d0b7c","target":"graph","created_at":"2026-07-05T04:30:45Z","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/2206.04924/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The nervous system, more specifically, the brain, is capable of solving complex problems simply and efficiently, far surpassing modern computers. In this regard, neuromorphic engineering is a research field that focuses on mimicking the basic principles that govern the brain in order to develop systems that achieve such computational capabilities. Within this field, bio-inspired learning and memory systems are still a challenge to be solved, and this is where the hippocampus is involved. It is the region of the brain that acts as a short-term memory, allowing the learning and unstructured and ","authors_text":"Alvaro Ayuso-Martinez, Angel Jimenez-Fernandez, Daniel Casanueva-Morato, Gabriel Jimenez-Moreno, Juan P. Dominguez-Morales","cross_cats":["cs.LG"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.NE","submitted_at":"2022-06-10T07:48:29Z","title":"A bio-inspired implementation of a sparse-learning spike-based hippocampus memory model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2206.04924","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":"sha256:90629e8506ab2fb4bec0ac3a74382ed875b9d8325f6e274b758b5ec449f620b1","target":"record","created_at":"2026-07-05T04:30:45Z","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":"dba82a807be15f49720aa5ce7eef5d8175fea3e68a171a7980b597cebd9c2005","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.NE","submitted_at":"2022-06-10T07:48:29Z","title_canon_sha256":"120884e07a79f9ee344b2cb6498ea4ce4854f1960c626239c67d301b0c6874c3"},"schema_version":"1.0","source":{"id":"2206.04924","kind":"arxiv","version":1}},"canonical_sha256":"54a8030b036c8ffec4cced2463312707a8140da649779442598ce3119406cf0b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"54a8030b036c8ffec4cced2463312707a8140da649779442598ce3119406cf0b","first_computed_at":"2026-07-05T04:30:45.779065Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:30:45.779065Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2LyTuR2jmiJuL3rR3uqDWAMRshxZDCw+BkV5GO9Rt2O5mQq7GSEOL3Ad8FzzAzMaOgEizqvJeR/JRVu2nM2qDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T04:30:45.779463Z","signed_message":"canonical_sha256_bytes"},"source_id":"2206.04924","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:90629e8506ab2fb4bec0ac3a74382ed875b9d8325f6e274b758b5ec449f620b1","sha256:99b2ae83d90df06022978a3dbda143d3dbc5d098479481693fe8740e874d0b7c"],"state_sha256":"8a7870ffda926ba0e6af011dbe770858c07de3f2f84f49eee931d3524200bbf1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hSHGbS0Fe+05saUV7H2yBpLtzcco0YQQu2c9dH+iKvYqKCgPIFjeiU2pJxLUX/ULGl2HxMfPIXcsThpMn4S3Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T06:11:38.697921Z","bundle_sha256":"1ce30fbbb54fdefa6f00c69d6d677d57d51dc9f9af54969616bbde3acb4a3930"}}