{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:PKZ42ZXA7UJETLNBDGQPZQYBTJ","short_pith_number":"pith:PKZ42ZXA","canonical_record":{"source":{"id":"1807.08141","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SY","submitted_at":"2018-07-21T12:44:16Z","cross_cats_sorted":[],"title_canon_sha256":"00b892fc550a3870c1a85b61813ad87035f06550dca2826e8caae5a01827313b","abstract_canon_sha256":"4e8a37bb7fcbfbbbde360475f129448eb08997e18e9585fee7555285efbe2bb2"},"schema_version":"1.0"},"canonical_sha256":"7ab3cd66e0fd1249ada119a0fcc3019a6c0741f79b4402d59b8bc3aa6ee8206b","source":{"kind":"arxiv","id":"1807.08141","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.08141","created_at":"2026-05-18T00:10:09Z"},{"alias_kind":"arxiv_version","alias_value":"1807.08141v1","created_at":"2026-05-18T00:10:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.08141","created_at":"2026-05-18T00:10:09Z"},{"alias_kind":"pith_short_12","alias_value":"PKZ42ZXA7UJE","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"PKZ42ZXA7UJETLNB","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"PKZ42ZXA","created_at":"2026-05-18T12:32:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:PKZ42ZXA7UJETLNBDGQPZQYBTJ","target":"record","payload":{"canonical_record":{"source":{"id":"1807.08141","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SY","submitted_at":"2018-07-21T12:44:16Z","cross_cats_sorted":[],"title_canon_sha256":"00b892fc550a3870c1a85b61813ad87035f06550dca2826e8caae5a01827313b","abstract_canon_sha256":"4e8a37bb7fcbfbbbde360475f129448eb08997e18e9585fee7555285efbe2bb2"},"schema_version":"1.0"},"canonical_sha256":"7ab3cd66e0fd1249ada119a0fcc3019a6c0741f79b4402d59b8bc3aa6ee8206b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:10:09.143064Z","signature_b64":"XlQxrQYmCXyfIdGeRAEZ7S7GgkKwgZ1D/TJKNJSvf/WKXWJ8Si1u6QNBpymvdwJhrd8d74iJM1NhW5F206TbDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7ab3cd66e0fd1249ada119a0fcc3019a6c0741f79b4402d59b8bc3aa6ee8206b","last_reissued_at":"2026-05-18T00:10:09.142534Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:10:09.142534Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1807.08141","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":"2026-05-18T00:10:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"t4MW60mQFQcM2wXF5rem/8Z18GLQYGYVStjFOg1UtqDGpApKe0KRZNFBSpxBtqB2xg7FumNP1PbRnIXx7PGAAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T11:43:54.341178Z"},"content_sha256":"6532cf7af53002a2b190ac6eacf6e44141633b34dadc3577873ee53b82c4183e","schema_version":"1.0","event_id":"sha256:6532cf7af53002a2b190ac6eacf6e44141633b34dadc3577873ee53b82c4183e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:PKZ42ZXA7UJETLNBDGQPZQYBTJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A recursive estimation approach to distributed identification of large-scale multi-input-single-output FIR systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.SY","authors_text":"Mircea Lazar, Paul M.J. Van den Hof, Tom R.V. Steentjes","submitted_at":"2018-07-21T12:44:16Z","abstract_excerpt":"The problem of identifying single modules in multiple-input-single-output (MISO) systems is considered. A novel approach to distributed identification of MISO finite impulse response systems is presented. The distributed identification is discerned by the local estimation of local parameters, which correspond to a module in the MISO system. The local estimators are derived from the standard recursive least squares estimator and require limited information exchange. By Lyapunov's second method, sufficient conditions are derived for asymptotic convergence of the estimators to the true parameters"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.08141","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":"2026-05-18T00:10:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6SeCA6m9rNAWe0nDDQGWF3HvtASMmBUMvVm3by+HuXJfjAggdM4e5Cs9420DjabdzHqm9Ifb26gO67IFFfxWBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T11:43:54.341570Z"},"content_sha256":"f4bf7f91cad905804d64386ef149a3aba63e2972cfd6b5a382546fbf9b900aff","schema_version":"1.0","event_id":"sha256:f4bf7f91cad905804d64386ef149a3aba63e2972cfd6b5a382546fbf9b900aff"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PKZ42ZXA7UJETLNBDGQPZQYBTJ/bundle.json","state_url":"https://pith.science/pith/PKZ42ZXA7UJETLNBDGQPZQYBTJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PKZ42ZXA7UJETLNBDGQPZQYBTJ/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":"2026-06-23T11:43:54Z","links":{"resolver":"https://pith.science/pith/PKZ42ZXA7UJETLNBDGQPZQYBTJ","bundle":"https://pith.science/pith/PKZ42ZXA7UJETLNBDGQPZQYBTJ/bundle.json","state":"https://pith.science/pith/PKZ42ZXA7UJETLNBDGQPZQYBTJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PKZ42ZXA7UJETLNBDGQPZQYBTJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:PKZ42ZXA7UJETLNBDGQPZQYBTJ","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":"4e8a37bb7fcbfbbbde360475f129448eb08997e18e9585fee7555285efbe2bb2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SY","submitted_at":"2018-07-21T12:44:16Z","title_canon_sha256":"00b892fc550a3870c1a85b61813ad87035f06550dca2826e8caae5a01827313b"},"schema_version":"1.0","source":{"id":"1807.08141","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.08141","created_at":"2026-05-18T00:10:09Z"},{"alias_kind":"arxiv_version","alias_value":"1807.08141v1","created_at":"2026-05-18T00:10:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.08141","created_at":"2026-05-18T00:10:09Z"},{"alias_kind":"pith_short_12","alias_value":"PKZ42ZXA7UJE","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"PKZ42ZXA7UJETLNB","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"PKZ42ZXA","created_at":"2026-05-18T12:32:46Z"}],"graph_snapshots":[{"event_id":"sha256:f4bf7f91cad905804d64386ef149a3aba63e2972cfd6b5a382546fbf9b900aff","target":"graph","created_at":"2026-05-18T00:10:09Z","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":"The problem of identifying single modules in multiple-input-single-output (MISO) systems is considered. A novel approach to distributed identification of MISO finite impulse response systems is presented. The distributed identification is discerned by the local estimation of local parameters, which correspond to a module in the MISO system. The local estimators are derived from the standard recursive least squares estimator and require limited information exchange. By Lyapunov's second method, sufficient conditions are derived for asymptotic convergence of the estimators to the true parameters","authors_text":"Mircea Lazar, Paul M.J. Van den Hof, Tom R.V. Steentjes","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SY","submitted_at":"2018-07-21T12:44:16Z","title":"A recursive estimation approach to distributed identification of large-scale multi-input-single-output FIR systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.08141","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":"sha256:6532cf7af53002a2b190ac6eacf6e44141633b34dadc3577873ee53b82c4183e","target":"record","created_at":"2026-05-18T00:10:09Z","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":"4e8a37bb7fcbfbbbde360475f129448eb08997e18e9585fee7555285efbe2bb2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SY","submitted_at":"2018-07-21T12:44:16Z","title_canon_sha256":"00b892fc550a3870c1a85b61813ad87035f06550dca2826e8caae5a01827313b"},"schema_version":"1.0","source":{"id":"1807.08141","kind":"arxiv","version":1}},"canonical_sha256":"7ab3cd66e0fd1249ada119a0fcc3019a6c0741f79b4402d59b8bc3aa6ee8206b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7ab3cd66e0fd1249ada119a0fcc3019a6c0741f79b4402d59b8bc3aa6ee8206b","first_computed_at":"2026-05-18T00:10:09.142534Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:10:09.142534Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XlQxrQYmCXyfIdGeRAEZ7S7GgkKwgZ1D/TJKNJSvf/WKXWJ8Si1u6QNBpymvdwJhrd8d74iJM1NhW5F206TbDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:10:09.143064Z","signed_message":"canonical_sha256_bytes"},"source_id":"1807.08141","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6532cf7af53002a2b190ac6eacf6e44141633b34dadc3577873ee53b82c4183e","sha256:f4bf7f91cad905804d64386ef149a3aba63e2972cfd6b5a382546fbf9b900aff"],"state_sha256":"98516aaa3eb61a34d8d7d86a995981bd2e655d49554fc05dc3de06b5e8882454"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DG5zlrXNQrggc/Yld+jJAVY8ZNlmg3uayzAI+Xz/PXnVE9aYr/9PwOS/MbgUexgLXJ+SraGqIXkNrDKXNODnCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-23T11:43:54.343726Z","bundle_sha256":"5175f128a203c8d772e095c3275b42c26815b6f137c0669031b6d6662cbafab1"}}