{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:XLP64OB3B6MKIXZHHEAQ2TCTCD","short_pith_number":"pith:XLP64OB3","canonical_record":{"source":{"id":"2510.13634","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2025-10-15T14:58:58Z","cross_cats_sorted":["cs.ET"],"title_canon_sha256":"8430ef0684e7737908adbae74357526442248a2903134a7e90303f710fad629e","abstract_canon_sha256":"a85ff31412ee80bac6a6a848e1c5a9f0654c35ddfbf98009912f87fcdff075a9"},"schema_version":"1.0"},"canonical_sha256":"badfee383b0f98a45f2739010d4c5310f21ca2bce049bad29d7bc4cb8948c55f","source":{"kind":"arxiv","id":"2510.13634","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2510.13634","created_at":"2026-07-21T00:19:51Z"},{"alias_kind":"arxiv_version","alias_value":"2510.13634v2","created_at":"2026-07-21T00:19:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2510.13634","created_at":"2026-07-21T00:19:51Z"},{"alias_kind":"pith_short_12","alias_value":"XLP64OB3B6MK","created_at":"2026-07-21T00:19:51Z"},{"alias_kind":"pith_short_16","alias_value":"XLP64OB3B6MKIXZH","created_at":"2026-07-21T00:19:51Z"},{"alias_kind":"pith_short_8","alias_value":"XLP64OB3","created_at":"2026-07-21T00:19:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:XLP64OB3B6MKIXZHHEAQ2TCTCD","target":"record","payload":{"canonical_record":{"source":{"id":"2510.13634","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2025-10-15T14:58:58Z","cross_cats_sorted":["cs.ET"],"title_canon_sha256":"8430ef0684e7737908adbae74357526442248a2903134a7e90303f710fad629e","abstract_canon_sha256":"a85ff31412ee80bac6a6a848e1c5a9f0654c35ddfbf98009912f87fcdff075a9"},"schema_version":"1.0"},"canonical_sha256":"badfee383b0f98a45f2739010d4c5310f21ca2bce049bad29d7bc4cb8948c55f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-21T00:19:51.227824Z","signature_b64":"CGz29Ebwuwyg+lFqmxtMtl2uNOc4GYox56eE/jNjIG+BGWIIwrt77X32aqYYVsXU7koDGm2G0Yo74/n8W9hCBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"badfee383b0f98a45f2739010d4c5310f21ca2bce049bad29d7bc4cb8948c55f","last_reissued_at":"2026-07-21T00:19:51.226834Z","signature_status":"signed_v1","first_computed_at":"2026-07-21T00:19:51.226834Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2510.13634","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":"2026-07-21T00:19:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hf9b4bASDAxUTdnnK8MSfnoRx5TekazEDJ0g0Tshq9J49gYqHMD0VUUo32gSsVGSf4Q+Qbc4duvM0HRsFhzRDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-02T14:26:55.904708Z"},"content_sha256":"c0dfb028340563e9c0109808b873c916468a2e5244bd7fe6eb2e3997db4f443e","schema_version":"1.0","event_id":"sha256:c0dfb028340563e9c0109808b873c916468a2e5244bd7fe6eb2e3997db4f443e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:XLP64OB3B6MKIXZHHEAQ2TCTCD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Multivariate Time Series Forecasting with Gate-Based Quantum Reservoir Computing on NISQ Hardware","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.ET"],"primary_cat":"cs.LG","authors_text":"Jean-Frederic Laprade, Ola Ahmad, Shengrui Wang, Soumaya Cherkaoui, Wissal Hamhoum","submitted_at":"2025-10-15T14:58:58Z","abstract_excerpt":"Quantum reservoir computing (QRC) offers a hardware-friendly approach to temporal learning, yet most studies target univariate signals and overlook near-term hardware constraints. This work introduces a gate-based QRC for multivariate time series (MTS-QRC) that pairs injection and memory qubits and uses a Trotterized nearest-neighbor transverse-field Ising evolution optimized for current device connectivity and depth. On Lorenz-63 and ENSO, the method achieves a mean square error (MSE) of 0.0087 and 0.0036, respectively, performing on par with classical reservoir computing on Lorenz and above "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2510.13634","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/2510.13634/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":"2026-07-21T00:19:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1LYFoAvG06jICnLs8sea48aI2/+f4kwIUmqUEmLuMj5KekeuZuUglnbWS2APkvf2GxPE/G4tenyUdKNE2MXeBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-02T14:26:55.905030Z"},"content_sha256":"60abb79df4ff391ca3dbbe707ca53567ac87993c8546c22d6e89fff39dee3cb5","schema_version":"1.0","event_id":"sha256:60abb79df4ff391ca3dbbe707ca53567ac87993c8546c22d6e89fff39dee3cb5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XLP64OB3B6MKIXZHHEAQ2TCTCD/bundle.json","state_url":"https://pith.science/pith/XLP64OB3B6MKIXZHHEAQ2TCTCD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XLP64OB3B6MKIXZHHEAQ2TCTCD/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":"2026-08-02T14:26:55Z","links":{"resolver":"https://pith.science/pith/XLP64OB3B6MKIXZHHEAQ2TCTCD","bundle":"https://pith.science/pith/XLP64OB3B6MKIXZHHEAQ2TCTCD/bundle.json","state":"https://pith.science/pith/XLP64OB3B6MKIXZHHEAQ2TCTCD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XLP64OB3B6MKIXZHHEAQ2TCTCD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:XLP64OB3B6MKIXZHHEAQ2TCTCD","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":"a85ff31412ee80bac6a6a848e1c5a9f0654c35ddfbf98009912f87fcdff075a9","cross_cats_sorted":["cs.ET"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2025-10-15T14:58:58Z","title_canon_sha256":"8430ef0684e7737908adbae74357526442248a2903134a7e90303f710fad629e"},"schema_version":"1.0","source":{"id":"2510.13634","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2510.13634","created_at":"2026-07-21T00:19:51Z"},{"alias_kind":"arxiv_version","alias_value":"2510.13634v2","created_at":"2026-07-21T00:19:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2510.13634","created_at":"2026-07-21T00:19:51Z"},{"alias_kind":"pith_short_12","alias_value":"XLP64OB3B6MK","created_at":"2026-07-21T00:19:51Z"},{"alias_kind":"pith_short_16","alias_value":"XLP64OB3B6MKIXZH","created_at":"2026-07-21T00:19:51Z"},{"alias_kind":"pith_short_8","alias_value":"XLP64OB3","created_at":"2026-07-21T00:19:51Z"}],"graph_snapshots":[{"event_id":"sha256:60abb79df4ff391ca3dbbe707ca53567ac87993c8546c22d6e89fff39dee3cb5","target":"graph","created_at":"2026-07-21T00:19:51Z","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/2510.13634/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Quantum reservoir computing (QRC) offers a hardware-friendly approach to temporal learning, yet most studies target univariate signals and overlook near-term hardware constraints. This work introduces a gate-based QRC for multivariate time series (MTS-QRC) that pairs injection and memory qubits and uses a Trotterized nearest-neighbor transverse-field Ising evolution optimized for current device connectivity and depth. On Lorenz-63 and ENSO, the method achieves a mean square error (MSE) of 0.0087 and 0.0036, respectively, performing on par with classical reservoir computing on Lorenz and above ","authors_text":"Jean-Frederic Laprade, Ola Ahmad, Shengrui Wang, Soumaya Cherkaoui, Wissal Hamhoum","cross_cats":["cs.ET"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2025-10-15T14:58:58Z","title":"Multivariate Time Series Forecasting with Gate-Based Quantum Reservoir Computing on NISQ Hardware"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2510.13634","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:c0dfb028340563e9c0109808b873c916468a2e5244bd7fe6eb2e3997db4f443e","target":"record","created_at":"2026-07-21T00:19:51Z","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":"a85ff31412ee80bac6a6a848e1c5a9f0654c35ddfbf98009912f87fcdff075a9","cross_cats_sorted":["cs.ET"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2025-10-15T14:58:58Z","title_canon_sha256":"8430ef0684e7737908adbae74357526442248a2903134a7e90303f710fad629e"},"schema_version":"1.0","source":{"id":"2510.13634","kind":"arxiv","version":2}},"canonical_sha256":"badfee383b0f98a45f2739010d4c5310f21ca2bce049bad29d7bc4cb8948c55f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"badfee383b0f98a45f2739010d4c5310f21ca2bce049bad29d7bc4cb8948c55f","first_computed_at":"2026-07-21T00:19:51.226834Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-21T00:19:51.226834Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CGz29Ebwuwyg+lFqmxtMtl2uNOc4GYox56eE/jNjIG+BGWIIwrt77X32aqYYVsXU7koDGm2G0Yo74/n8W9hCBQ==","signature_status":"signed_v1","signed_at":"2026-07-21T00:19:51.227824Z","signed_message":"canonical_sha256_bytes"},"source_id":"2510.13634","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c0dfb028340563e9c0109808b873c916468a2e5244bd7fe6eb2e3997db4f443e","sha256:60abb79df4ff391ca3dbbe707ca53567ac87993c8546c22d6e89fff39dee3cb5"],"state_sha256":"d8d524a549f7b1c5222c8c455f0184773e33f3085f463f27bf300c3dae8be3d9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"svTdldfwrIHQIkHf2XEZS5bregzyp8QxzOvvol72FwQlezeduseYc2TyWisEV7NLJumkyCZlBzzBkdqYxnj3DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-02T14:26:55.907448Z","bundle_sha256":"6569c65873ec0c3f33d8e313139dc159cd7d7e69576151b17816afb0324ed356"}}