{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:3C5E3HJF747J4AZES4J2EK7NFA","short_pith_number":"pith:3C5E3HJF","canonical_record":{"source":{"id":"2207.06245","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2022-07-13T14:43:40Z","cross_cats_sorted":["cs.NE"],"title_canon_sha256":"72a40a70abafb06292c99fc09a7d7e70b8fea40abb713c79f466cf1f779604ae","abstract_canon_sha256":"7528912466693eae8599a0a26583296c1b68cb70c6d96feac3c8f0d7623c826e"},"schema_version":"1.0"},"canonical_sha256":"d8ba4d9d25ff3e9e03249713a22bed28312f2b6a0bf5e769e31280db3f3ec2d9","source":{"kind":"arxiv","id":"2207.06245","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.06245","created_at":"2026-07-05T06:11:00Z"},{"alias_kind":"arxiv_version","alias_value":"2207.06245v2","created_at":"2026-07-05T06:11:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.06245","created_at":"2026-07-05T06:11:00Z"},{"alias_kind":"pith_short_12","alias_value":"3C5E3HJF747J","created_at":"2026-07-05T06:11:00Z"},{"alias_kind":"pith_short_16","alias_value":"3C5E3HJF747J4AZE","created_at":"2026-07-05T06:11:00Z"},{"alias_kind":"pith_short_8","alias_value":"3C5E3HJF","created_at":"2026-07-05T06:11:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:3C5E3HJF747J4AZES4J2EK7NFA","target":"record","payload":{"canonical_record":{"source":{"id":"2207.06245","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2022-07-13T14:43:40Z","cross_cats_sorted":["cs.NE"],"title_canon_sha256":"72a40a70abafb06292c99fc09a7d7e70b8fea40abb713c79f466cf1f779604ae","abstract_canon_sha256":"7528912466693eae8599a0a26583296c1b68cb70c6d96feac3c8f0d7623c826e"},"schema_version":"1.0"},"canonical_sha256":"d8ba4d9d25ff3e9e03249713a22bed28312f2b6a0bf5e769e31280db3f3ec2d9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:11:00.718489Z","signature_b64":"UDAX9XXbkP0g5R9MKRMRSlpqGB6kkM87n95SASVgJlO7Wp89pycE0MLFfLhSdpfcgptlBDAt1RverLuQbwxDDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d8ba4d9d25ff3e9e03249713a22bed28312f2b6a0bf5e769e31280db3f3ec2d9","last_reissued_at":"2026-07-05T06:11:00.717997Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:11:00.717997Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2207.06245","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":"2026-07-05T06:11:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RWH/oAFKULjPZPZyfY7Garzxy5ZysZx5EwZc0NJzcGfPCnOqVvNCD3FHNvXLqOe44fvwBYOenkHRCvuO3mFnCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T05:05:12.657769Z"},"content_sha256":"77e90825219d950cec4bc595115fc6a9d8aef88c06a0265d6a6d629f1150ccd1","schema_version":"1.0","event_id":"sha256:77e90825219d950cec4bc595115fc6a9d8aef88c06a0265d6a6d629f1150ccd1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:3C5E3HJF747J4AZES4J2EK7NFA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hitless memory-reconfigurable photonic reservoir computing architecture","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.NE"],"primary_cat":"eess.SP","authors_text":"Alberto Bosio, Andreas Boes, Arnan Mitchell, Cl\\'ement Zrounba, Fabio Pavanello, Guanghui Ren, Ian O'Connor, Mohab Abdalla, Paul Jimenez, Raphael Cardoso","submitted_at":"2022-07-13T14:43:40Z","abstract_excerpt":"Reservoir computing is an analog bio-inspired computation model for efficiently processing time-dependent signals, the photonic implementations of which promise a combination of massive parallel information processing, low power consumption, and high speed operation. However, most implementations, especially for the case of time-delay reservoir computing (TDRC), require signal attenuation in the reservoir to achieve the desired system dynamics for a specific task, often resulting in large amounts of power being coupled outside of the system. We propose a novel TDRC architecture based on an asy"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.06245","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/2207.06245/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":"2026-07-05T06:11:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/cHHLJLVV0IXLrM6XT317cxryJ0m9mCYJOvVqpjgPtCCP2omKTaETi1wrLF/tJainNyseWGQvhc8VjFpDPMfBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T05:05:12.658285Z"},"content_sha256":"50f5c3b5f456b41312fd27bc846b077625462a06bba8717b272818611a424e59","schema_version":"1.0","event_id":"sha256:50f5c3b5f456b41312fd27bc846b077625462a06bba8717b272818611a424e59"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3C5E3HJF747J4AZES4J2EK7NFA/bundle.json","state_url":"https://pith.science/pith/3C5E3HJF747J4AZES4J2EK7NFA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3C5E3HJF747J4AZES4J2EK7NFA/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":"2026-08-05T05:05:12Z","links":{"resolver":"https://pith.science/pith/3C5E3HJF747J4AZES4J2EK7NFA","bundle":"https://pith.science/pith/3C5E3HJF747J4AZES4J2EK7NFA/bundle.json","state":"https://pith.science/pith/3C5E3HJF747J4AZES4J2EK7NFA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3C5E3HJF747J4AZES4J2EK7NFA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:3C5E3HJF747J4AZES4J2EK7NFA","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":"7528912466693eae8599a0a26583296c1b68cb70c6d96feac3c8f0d7623c826e","cross_cats_sorted":["cs.NE"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2022-07-13T14:43:40Z","title_canon_sha256":"72a40a70abafb06292c99fc09a7d7e70b8fea40abb713c79f466cf1f779604ae"},"schema_version":"1.0","source":{"id":"2207.06245","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.06245","created_at":"2026-07-05T06:11:00Z"},{"alias_kind":"arxiv_version","alias_value":"2207.06245v2","created_at":"2026-07-05T06:11:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.06245","created_at":"2026-07-05T06:11:00Z"},{"alias_kind":"pith_short_12","alias_value":"3C5E3HJF747J","created_at":"2026-07-05T06:11:00Z"},{"alias_kind":"pith_short_16","alias_value":"3C5E3HJF747J4AZE","created_at":"2026-07-05T06:11:00Z"},{"alias_kind":"pith_short_8","alias_value":"3C5E3HJF","created_at":"2026-07-05T06:11:00Z"}],"graph_snapshots":[{"event_id":"sha256:50f5c3b5f456b41312fd27bc846b077625462a06bba8717b272818611a424e59","target":"graph","created_at":"2026-07-05T06:11:00Z","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/2207.06245/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Reservoir computing is an analog bio-inspired computation model for efficiently processing time-dependent signals, the photonic implementations of which promise a combination of massive parallel information processing, low power consumption, and high speed operation. However, most implementations, especially for the case of time-delay reservoir computing (TDRC), require signal attenuation in the reservoir to achieve the desired system dynamics for a specific task, often resulting in large amounts of power being coupled outside of the system. We propose a novel TDRC architecture based on an asy","authors_text":"Alberto Bosio, Andreas Boes, Arnan Mitchell, Cl\\'ement Zrounba, Fabio Pavanello, Guanghui Ren, Ian O'Connor, Mohab Abdalla, Paul Jimenez, Raphael Cardoso","cross_cats":["cs.NE"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2022-07-13T14:43:40Z","title":"Hitless memory-reconfigurable photonic reservoir computing architecture"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.06245","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":"sha256:77e90825219d950cec4bc595115fc6a9d8aef88c06a0265d6a6d629f1150ccd1","target":"record","created_at":"2026-07-05T06:11:00Z","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":"7528912466693eae8599a0a26583296c1b68cb70c6d96feac3c8f0d7623c826e","cross_cats_sorted":["cs.NE"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2022-07-13T14:43:40Z","title_canon_sha256":"72a40a70abafb06292c99fc09a7d7e70b8fea40abb713c79f466cf1f779604ae"},"schema_version":"1.0","source":{"id":"2207.06245","kind":"arxiv","version":2}},"canonical_sha256":"d8ba4d9d25ff3e9e03249713a22bed28312f2b6a0bf5e769e31280db3f3ec2d9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d8ba4d9d25ff3e9e03249713a22bed28312f2b6a0bf5e769e31280db3f3ec2d9","first_computed_at":"2026-07-05T06:11:00.717997Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:11:00.717997Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UDAX9XXbkP0g5R9MKRMRSlpqGB6kkM87n95SASVgJlO7Wp89pycE0MLFfLhSdpfcgptlBDAt1RverLuQbwxDDw==","signature_status":"signed_v1","signed_at":"2026-07-05T06:11:00.718489Z","signed_message":"canonical_sha256_bytes"},"source_id":"2207.06245","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:77e90825219d950cec4bc595115fc6a9d8aef88c06a0265d6a6d629f1150ccd1","sha256:50f5c3b5f456b41312fd27bc846b077625462a06bba8717b272818611a424e59"],"state_sha256":"e6f0eb8635bda4fc4cd21247c23047590bd196db6cf1081ee0db7843775fe9c8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TNJHOiC0pXV31KucRyViE9xdNBaVHBkYNKkqjTieD78cC6BXaBdquZNlHBLYUTwzO0jY2s9UBoTUjsVba1RQAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T05:05:12.661491Z","bundle_sha256":"9d5c94a203061201c3fc0b7c0b86a7d83648f6416151ab9c14d4c9e9140aea5e"}}