{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:JSLTJOFBN4ARQHCFDIEQBR3KMU","short_pith_number":"pith:JSLTJOFB","canonical_record":{"source":{"id":"1405.7780","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2014-05-30T05:29:39Z","cross_cats_sorted":[],"title_canon_sha256":"bf99c849607ed2edf921fea58e32b71fd1b84c06635c8095b62185d3a883f415","abstract_canon_sha256":"48431c63ff3c906f72419213f2083f2644fb6df4dddda724f966102b00b86493"},"schema_version":"1.0"},"canonical_sha256":"4c9734b8a16f01181c451a0900c76a65211421624493f2955a250044ccd94b7e","source":{"kind":"arxiv","id":"1405.7780","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.7780","created_at":"2026-05-18T02:50:49Z"},{"alias_kind":"arxiv_version","alias_value":"1405.7780v1","created_at":"2026-05-18T02:50:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.7780","created_at":"2026-05-18T02:50:49Z"},{"alias_kind":"pith_short_12","alias_value":"JSLTJOFBN4AR","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_16","alias_value":"JSLTJOFBN4ARQHCF","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_8","alias_value":"JSLTJOFB","created_at":"2026-05-18T12:28:35Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:JSLTJOFBN4ARQHCFDIEQBR3KMU","target":"record","payload":{"canonical_record":{"source":{"id":"1405.7780","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2014-05-30T05:29:39Z","cross_cats_sorted":[],"title_canon_sha256":"bf99c849607ed2edf921fea58e32b71fd1b84c06635c8095b62185d3a883f415","abstract_canon_sha256":"48431c63ff3c906f72419213f2083f2644fb6df4dddda724f966102b00b86493"},"schema_version":"1.0"},"canonical_sha256":"4c9734b8a16f01181c451a0900c76a65211421624493f2955a250044ccd94b7e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:50:49.855694Z","signature_b64":"32j8YYHYewgcxQOyJXdcE5hyyl7jOfkH3J9zYR3bpteRURqIj3thVhjncPBYUEkIgZjH+Vi4h1ZgPwZdfd0+Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4c9734b8a16f01181c451a0900c76a65211421624493f2955a250044ccd94b7e","last_reissued_at":"2026-05-18T02:50:49.855143Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:50:49.855143Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1405.7780","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":"2026-05-18T02:50:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8n1QHDuwNze9H+8aztpLfU5Y316rhCqFR9o1PfG709QXMSz7u0yjKv07Ri6xcZ0DstJ+oB7ZIUc6QHx+jGA2Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T11:58:27.466251Z"},"content_sha256":"6ec04f40adf29851160a58180179b7804d6eae280cd049c33a47c28041da7284","schema_version":"1.0","event_id":"sha256:6ec04f40adf29851160a58180179b7804d6eae280cd049c33a47c28041da7284"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:JSLTJOFBN4ARQHCFDIEQBR3KMU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"ELM Solutions for Event-Based Systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.NE","authors_text":"Andr\\'e van Schaik, Jonathan Tapson","submitted_at":"2014-05-30T05:29:39Z","abstract_excerpt":"Whilst most engineered systems use signals that are continuous in time, there is a domain of systems in which signals consist of events. Events, like Dirac delta functions, have no meaningful time duration. Many important real-world systems are intrinsically event-based, including the mammalian brain, in which the primary packets of data are spike events, or action potentials. In this domain, signal processing requires responses to spatio-temporal patterns of events. We show that some straightforward modifications to the standard ELM topology produce networks that are able to perform spatio-te"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.7780","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":"2026-05-18T02:50:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hJayBV8bbyLbqkd9RfkNGMqtXZfd5lHD0M/qcEfApQ5oBIDLQgGkv1JC5jhUO3wQFZphVg0bMIpVJp0w9rEVAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T11:58:27.466673Z"},"content_sha256":"0394984b211ae004ca6680dba93ad8e1fd49f6cb40a9d85d25fa3dd459e26c16","schema_version":"1.0","event_id":"sha256:0394984b211ae004ca6680dba93ad8e1fd49f6cb40a9d85d25fa3dd459e26c16"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JSLTJOFBN4ARQHCFDIEQBR3KMU/bundle.json","state_url":"https://pith.science/pith/JSLTJOFBN4ARQHCFDIEQBR3KMU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JSLTJOFBN4ARQHCFDIEQBR3KMU/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":"2026-05-25T11:58:27Z","links":{"resolver":"https://pith.science/pith/JSLTJOFBN4ARQHCFDIEQBR3KMU","bundle":"https://pith.science/pith/JSLTJOFBN4ARQHCFDIEQBR3KMU/bundle.json","state":"https://pith.science/pith/JSLTJOFBN4ARQHCFDIEQBR3KMU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JSLTJOFBN4ARQHCFDIEQBR3KMU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:JSLTJOFBN4ARQHCFDIEQBR3KMU","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":"48431c63ff3c906f72419213f2083f2644fb6df4dddda724f966102b00b86493","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2014-05-30T05:29:39Z","title_canon_sha256":"bf99c849607ed2edf921fea58e32b71fd1b84c06635c8095b62185d3a883f415"},"schema_version":"1.0","source":{"id":"1405.7780","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.7780","created_at":"2026-05-18T02:50:49Z"},{"alias_kind":"arxiv_version","alias_value":"1405.7780v1","created_at":"2026-05-18T02:50:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.7780","created_at":"2026-05-18T02:50:49Z"},{"alias_kind":"pith_short_12","alias_value":"JSLTJOFBN4AR","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_16","alias_value":"JSLTJOFBN4ARQHCF","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_8","alias_value":"JSLTJOFB","created_at":"2026-05-18T12:28:35Z"}],"graph_snapshots":[{"event_id":"sha256:0394984b211ae004ca6680dba93ad8e1fd49f6cb40a9d85d25fa3dd459e26c16","target":"graph","created_at":"2026-05-18T02:50:49Z","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":"Whilst most engineered systems use signals that are continuous in time, there is a domain of systems in which signals consist of events. Events, like Dirac delta functions, have no meaningful time duration. Many important real-world systems are intrinsically event-based, including the mammalian brain, in which the primary packets of data are spike events, or action potentials. In this domain, signal processing requires responses to spatio-temporal patterns of events. We show that some straightforward modifications to the standard ELM topology produce networks that are able to perform spatio-te","authors_text":"Andr\\'e van Schaik, Jonathan Tapson","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2014-05-30T05:29:39Z","title":"ELM Solutions for Event-Based Systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.7780","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":"sha256:6ec04f40adf29851160a58180179b7804d6eae280cd049c33a47c28041da7284","target":"record","created_at":"2026-05-18T02:50:49Z","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":"48431c63ff3c906f72419213f2083f2644fb6df4dddda724f966102b00b86493","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2014-05-30T05:29:39Z","title_canon_sha256":"bf99c849607ed2edf921fea58e32b71fd1b84c06635c8095b62185d3a883f415"},"schema_version":"1.0","source":{"id":"1405.7780","kind":"arxiv","version":1}},"canonical_sha256":"4c9734b8a16f01181c451a0900c76a65211421624493f2955a250044ccd94b7e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4c9734b8a16f01181c451a0900c76a65211421624493f2955a250044ccd94b7e","first_computed_at":"2026-05-18T02:50:49.855143Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:50:49.855143Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"32j8YYHYewgcxQOyJXdcE5hyyl7jOfkH3J9zYR3bpteRURqIj3thVhjncPBYUEkIgZjH+Vi4h1ZgPwZdfd0+Cg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:50:49.855694Z","signed_message":"canonical_sha256_bytes"},"source_id":"1405.7780","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6ec04f40adf29851160a58180179b7804d6eae280cd049c33a47c28041da7284","sha256:0394984b211ae004ca6680dba93ad8e1fd49f6cb40a9d85d25fa3dd459e26c16"],"state_sha256":"4923fb3af2b35edf95cbe6ff9feb6f8a1c81c9cb00392daae1966be37a241261"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lXXwkWXgzFVdxfjjPWu5pHh8T8g813X2x62Dyhy4TNhxWeu3AwADQSPHP3dlakDXVwRcDAM8Er2/pAWjPGNMDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T11:58:27.469100Z","bundle_sha256":"a57f34280e72cc6fefb6dd3a6f3c35cda4e7a4945c920eb85df4eaf6861ae4b6"}}