{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:AHPBOYRFYGZHQ7TDUD32KSPFFG","short_pith_number":"pith:AHPBOYRF","canonical_record":{"source":{"id":"2104.10712","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2021-04-21T18:23:31Z","cross_cats_sorted":["cs.NE"],"title_canon_sha256":"b74398ed868bb363a1b12542e956afac18684bf306e0f711f0495264f009fde4","abstract_canon_sha256":"548e02cb2061014352b961220d17c298dad2fef8a4c6f2e16aa9c69b5141e210"},"schema_version":"1.0"},"canonical_sha256":"01de176225c1b2787e63a0f7a549e52998cdeeadd4097f1c8591eb98f2c755de","source":{"kind":"arxiv","id":"2104.10712","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2104.10712","created_at":"2026-07-05T02:38:18Z"},{"alias_kind":"arxiv_version","alias_value":"2104.10712v2","created_at":"2026-07-05T02:38:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2104.10712","created_at":"2026-07-05T02:38:18Z"},{"alias_kind":"pith_short_12","alias_value":"AHPBOYRFYGZH","created_at":"2026-07-05T02:38:18Z"},{"alias_kind":"pith_short_16","alias_value":"AHPBOYRFYGZHQ7TD","created_at":"2026-07-05T02:38:18Z"},{"alias_kind":"pith_short_8","alias_value":"AHPBOYRF","created_at":"2026-07-05T02:38:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:AHPBOYRFYGZHQ7TDUD32KSPFFG","target":"record","payload":{"canonical_record":{"source":{"id":"2104.10712","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2021-04-21T18:23:31Z","cross_cats_sorted":["cs.NE"],"title_canon_sha256":"b74398ed868bb363a1b12542e956afac18684bf306e0f711f0495264f009fde4","abstract_canon_sha256":"548e02cb2061014352b961220d17c298dad2fef8a4c6f2e16aa9c69b5141e210"},"schema_version":"1.0"},"canonical_sha256":"01de176225c1b2787e63a0f7a549e52998cdeeadd4097f1c8591eb98f2c755de","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:38:18.693667Z","signature_b64":"MOePkXMovPgtZenZuNXBDsM5daKoK4SMFJNP1ZFeBEFmKVPrKbikkNxx1QEh9R55B83ADVaj8otaDYBJBQR6Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"01de176225c1b2787e63a0f7a549e52998cdeeadd4097f1c8591eb98f2c755de","last_reissued_at":"2026-07-05T02:38:18.693156Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:38:18.693156Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2104.10712","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":"2026-07-05T02:38:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kZIzIYs32WBXGCazdmzx5EcPpu72UZ66HoK4fUsuDKcY0CDSpLRoMvP4mdL2ewv2WYvAYLfyGFTgsv0YAM6zAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T18:15:27.069962Z"},"content_sha256":"165f04c1dcdc3f10944b77368c047682b904a0fa6829cd5e92a87d6d2f08aeb2","schema_version":"1.0","event_id":"sha256:165f04c1dcdc3f10944b77368c047682b904a0fa6829cd5e92a87d6d2f08aeb2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:AHPBOYRFYGZHQ7TDUD32KSPFFG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Neuromorphic Algorithm-hardware Codesign for Temporal Pattern Learning","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.NE"],"primary_cat":"cs.AR","authors_text":"Brady Taylor, Hai Li, Haowen Fang, Qinru Qiu, Zaidao Mei, Ziru Li","submitted_at":"2021-04-21T18:23:31Z","abstract_excerpt":"Neuromorphic computing and spiking neural networks (SNN) mimic the behavior of biological systems and have drawn interest for their potential to perform cognitive tasks with high energy efficiency. However, some factors such as temporal dynamics and spike timings prove critical for information processing but are often ignored by existing works, limiting the performance and applications of neuromorphic computing. On one hand, due to the lack of effective SNN training algorithms, it is difficult to utilize the temporal neural dynamics. Many existing algorithms still treat neuron activation stati"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2104.10712","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2104.10712/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":"2026-07-05T02:38:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wp0GpWaIHnnHcU2L7agT0xun7In02jMjos7ekefHYsr+l98XC5O3u5lNPGdfpkzkSEubzjs5Wa7Sm/pQE8n1AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T18:15:27.070361Z"},"content_sha256":"20a03db964116ad8409218143da02e592ef5a89b34aa3fa59644e6611524cb2b","schema_version":"1.0","event_id":"sha256:20a03db964116ad8409218143da02e592ef5a89b34aa3fa59644e6611524cb2b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AHPBOYRFYGZHQ7TDUD32KSPFFG/bundle.json","state_url":"https://pith.science/pith/AHPBOYRFYGZHQ7TDUD32KSPFFG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AHPBOYRFYGZHQ7TDUD32KSPFFG/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":"2026-07-06T18:15:27Z","links":{"resolver":"https://pith.science/pith/AHPBOYRFYGZHQ7TDUD32KSPFFG","bundle":"https://pith.science/pith/AHPBOYRFYGZHQ7TDUD32KSPFFG/bundle.json","state":"https://pith.science/pith/AHPBOYRFYGZHQ7TDUD32KSPFFG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AHPBOYRFYGZHQ7TDUD32KSPFFG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:AHPBOYRFYGZHQ7TDUD32KSPFFG","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":"548e02cb2061014352b961220d17c298dad2fef8a4c6f2e16aa9c69b5141e210","cross_cats_sorted":["cs.NE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2021-04-21T18:23:31Z","title_canon_sha256":"b74398ed868bb363a1b12542e956afac18684bf306e0f711f0495264f009fde4"},"schema_version":"1.0","source":{"id":"2104.10712","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2104.10712","created_at":"2026-07-05T02:38:18Z"},{"alias_kind":"arxiv_version","alias_value":"2104.10712v2","created_at":"2026-07-05T02:38:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2104.10712","created_at":"2026-07-05T02:38:18Z"},{"alias_kind":"pith_short_12","alias_value":"AHPBOYRFYGZH","created_at":"2026-07-05T02:38:18Z"},{"alias_kind":"pith_short_16","alias_value":"AHPBOYRFYGZHQ7TD","created_at":"2026-07-05T02:38:18Z"},{"alias_kind":"pith_short_8","alias_value":"AHPBOYRF","created_at":"2026-07-05T02:38:18Z"}],"graph_snapshots":[{"event_id":"sha256:20a03db964116ad8409218143da02e592ef5a89b34aa3fa59644e6611524cb2b","target":"graph","created_at":"2026-07-05T02:38:18Z","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/2104.10712/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Neuromorphic computing and spiking neural networks (SNN) mimic the behavior of biological systems and have drawn interest for their potential to perform cognitive tasks with high energy efficiency. However, some factors such as temporal dynamics and spike timings prove critical for information processing but are often ignored by existing works, limiting the performance and applications of neuromorphic computing. On one hand, due to the lack of effective SNN training algorithms, it is difficult to utilize the temporal neural dynamics. Many existing algorithms still treat neuron activation stati","authors_text":"Brady Taylor, Hai Li, Haowen Fang, Qinru Qiu, Zaidao Mei, Ziru Li","cross_cats":["cs.NE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2021-04-21T18:23:31Z","title":"Neuromorphic Algorithm-hardware Codesign for Temporal Pattern Learning"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2104.10712","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":"sha256:165f04c1dcdc3f10944b77368c047682b904a0fa6829cd5e92a87d6d2f08aeb2","target":"record","created_at":"2026-07-05T02:38:18Z","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":"548e02cb2061014352b961220d17c298dad2fef8a4c6f2e16aa9c69b5141e210","cross_cats_sorted":["cs.NE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2021-04-21T18:23:31Z","title_canon_sha256":"b74398ed868bb363a1b12542e956afac18684bf306e0f711f0495264f009fde4"},"schema_version":"1.0","source":{"id":"2104.10712","kind":"arxiv","version":2}},"canonical_sha256":"01de176225c1b2787e63a0f7a549e52998cdeeadd4097f1c8591eb98f2c755de","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"01de176225c1b2787e63a0f7a549e52998cdeeadd4097f1c8591eb98f2c755de","first_computed_at":"2026-07-05T02:38:18.693156Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:38:18.693156Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MOePkXMovPgtZenZuNXBDsM5daKoK4SMFJNP1ZFeBEFmKVPrKbikkNxx1QEh9R55B83ADVaj8otaDYBJBQR6Bw==","signature_status":"signed_v1","signed_at":"2026-07-05T02:38:18.693667Z","signed_message":"canonical_sha256_bytes"},"source_id":"2104.10712","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:165f04c1dcdc3f10944b77368c047682b904a0fa6829cd5e92a87d6d2f08aeb2","sha256:20a03db964116ad8409218143da02e592ef5a89b34aa3fa59644e6611524cb2b"],"state_sha256":"1c99070d4663f25aec16cbc030ce91eb497c4b72bf3d0151b51921917e7880f2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/iPqwS6JfUCykrt6PRdNpWEv7QFzD4NRN04uYdEcdpz854HVX+cDgqDKSepdi23t1Rylb2Yl6RctEz/uZbLCAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T18:15:27.072511Z","bundle_sha256":"c1735b634d208e972dbf09c4d19333c3e24b9e6ea70a3d3d8108b10600d1e752"}}