{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:BLY4F2LKYI6HPEG6MH5OT5MQM5","short_pith_number":"pith:BLY4F2LK","canonical_record":{"source":{"id":"1803.05885","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.OC","submitted_at":"2018-03-15T17:37:01Z","cross_cats_sorted":["cs.SY"],"title_canon_sha256":"248d857908156ed14c034aaf24e0788d1f7a901ce9ad9816a234214c09df667d","abstract_canon_sha256":"87880801b14dd23a9e2bc09178e7b0351aa7083a884b2fdeaecd6e23e1752eb1"},"schema_version":"1.0"},"canonical_sha256":"0af1c2e96ac23c7790de61fae9f5906746e5810641cd5d51aafec7cfdd9fa573","source":{"kind":"arxiv","id":"1803.05885","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.05885","created_at":"2026-05-18T00:20:54Z"},{"alias_kind":"arxiv_version","alias_value":"1803.05885v1","created_at":"2026-05-18T00:20:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.05885","created_at":"2026-05-18T00:20:54Z"},{"alias_kind":"pith_short_12","alias_value":"BLY4F2LKYI6H","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"BLY4F2LKYI6HPEG6","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"BLY4F2LK","created_at":"2026-05-18T12:32:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:BLY4F2LKYI6HPEG6MH5OT5MQM5","target":"record","payload":{"canonical_record":{"source":{"id":"1803.05885","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.OC","submitted_at":"2018-03-15T17:37:01Z","cross_cats_sorted":["cs.SY"],"title_canon_sha256":"248d857908156ed14c034aaf24e0788d1f7a901ce9ad9816a234214c09df667d","abstract_canon_sha256":"87880801b14dd23a9e2bc09178e7b0351aa7083a884b2fdeaecd6e23e1752eb1"},"schema_version":"1.0"},"canonical_sha256":"0af1c2e96ac23c7790de61fae9f5906746e5810641cd5d51aafec7cfdd9fa573","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:20:54.346440Z","signature_b64":"FLATA6tivBoxHXkYBLGXD+WoBtm6G17WFR1QjVKXMl7RpLB6MGI3A86LIKk3UTPdpNZW6HkkmQ4dAm/9AqjADQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0af1c2e96ac23c7790de61fae9f5906746e5810641cd5d51aafec7cfdd9fa573","last_reissued_at":"2026-05-18T00:20:54.345961Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:20:54.345961Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1803.05885","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":"2026-05-18T00:20:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AL3yU2MJszyr+yIt8X3la7c/j6Dyo9620YOmfqd1RDkwVwoSwTsI8a60+2oR3RqoGciTnQrwJ3FqeKR3QVbFBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T14:18:29.749018Z"},"content_sha256":"209c075e713b14bb849ebc0b5cf8df0ab79f2e9f5898f08557acda1530855580","schema_version":"1.0","event_id":"sha256:209c075e713b14bb849ebc0b5cf8df0ab79f2e9f5898f08557acda1530855580"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:BLY4F2LKYI6HPEG6MH5OT5MQM5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Identifiability of dynamical networks with partial node measurements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SY"],"primary_cat":"math.OC","authors_text":"Alexandre S. Bazanella, Julien M. Hendrickx, Michel Gevers","submitted_at":"2018-03-15T17:37:01Z","abstract_excerpt":"Much recent research has dealt with the identifiability of a dynamical network in which the node signals are connected by causal linear transfer functions and are excited by known external excitation signals and/or unknown noise signals. A major research question concerns the identifiability of the whole network - topology and all transfer functions - from the measured node signals and external excitation signals. So far all results on this topic have assumed that all node signals are measured. This paper presents the first results for the situation where not all node signals are measurable, u"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.05885","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":"2026-05-18T00:20:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X6hjwUumzfd6rNGrO0/92JMwM3xX/QGfb+hbW2n63daUT31xL/36FQFr5YmcxUYYCcTdAsCQko2D6AjIcNmUDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T14:18:29.749710Z"},"content_sha256":"e779da045483f864e94c2749f9097ff25e888aa2713c670d00dd89a48969e300","schema_version":"1.0","event_id":"sha256:e779da045483f864e94c2749f9097ff25e888aa2713c670d00dd89a48969e300"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BLY4F2LKYI6HPEG6MH5OT5MQM5/bundle.json","state_url":"https://pith.science/pith/BLY4F2LKYI6HPEG6MH5OT5MQM5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BLY4F2LKYI6HPEG6MH5OT5MQM5/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":"2026-06-08T14:18:29Z","links":{"resolver":"https://pith.science/pith/BLY4F2LKYI6HPEG6MH5OT5MQM5","bundle":"https://pith.science/pith/BLY4F2LKYI6HPEG6MH5OT5MQM5/bundle.json","state":"https://pith.science/pith/BLY4F2LKYI6HPEG6MH5OT5MQM5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BLY4F2LKYI6HPEG6MH5OT5MQM5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:BLY4F2LKYI6HPEG6MH5OT5MQM5","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":"87880801b14dd23a9e2bc09178e7b0351aa7083a884b2fdeaecd6e23e1752eb1","cross_cats_sorted":["cs.SY"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.OC","submitted_at":"2018-03-15T17:37:01Z","title_canon_sha256":"248d857908156ed14c034aaf24e0788d1f7a901ce9ad9816a234214c09df667d"},"schema_version":"1.0","source":{"id":"1803.05885","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.05885","created_at":"2026-05-18T00:20:54Z"},{"alias_kind":"arxiv_version","alias_value":"1803.05885v1","created_at":"2026-05-18T00:20:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.05885","created_at":"2026-05-18T00:20:54Z"},{"alias_kind":"pith_short_12","alias_value":"BLY4F2LKYI6H","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"BLY4F2LKYI6HPEG6","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"BLY4F2LK","created_at":"2026-05-18T12:32:16Z"}],"graph_snapshots":[{"event_id":"sha256:e779da045483f864e94c2749f9097ff25e888aa2713c670d00dd89a48969e300","target":"graph","created_at":"2026-05-18T00:20:54Z","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":"Much recent research has dealt with the identifiability of a dynamical network in which the node signals are connected by causal linear transfer functions and are excited by known external excitation signals and/or unknown noise signals. A major research question concerns the identifiability of the whole network - topology and all transfer functions - from the measured node signals and external excitation signals. So far all results on this topic have assumed that all node signals are measured. This paper presents the first results for the situation where not all node signals are measurable, u","authors_text":"Alexandre S. Bazanella, Julien M. Hendrickx, Michel Gevers","cross_cats":["cs.SY"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.OC","submitted_at":"2018-03-15T17:37:01Z","title":"Identifiability of dynamical networks with partial node measurements"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.05885","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":"sha256:209c075e713b14bb849ebc0b5cf8df0ab79f2e9f5898f08557acda1530855580","target":"record","created_at":"2026-05-18T00:20:54Z","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":"87880801b14dd23a9e2bc09178e7b0351aa7083a884b2fdeaecd6e23e1752eb1","cross_cats_sorted":["cs.SY"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.OC","submitted_at":"2018-03-15T17:37:01Z","title_canon_sha256":"248d857908156ed14c034aaf24e0788d1f7a901ce9ad9816a234214c09df667d"},"schema_version":"1.0","source":{"id":"1803.05885","kind":"arxiv","version":1}},"canonical_sha256":"0af1c2e96ac23c7790de61fae9f5906746e5810641cd5d51aafec7cfdd9fa573","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0af1c2e96ac23c7790de61fae9f5906746e5810641cd5d51aafec7cfdd9fa573","first_computed_at":"2026-05-18T00:20:54.345961Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:20:54.345961Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FLATA6tivBoxHXkYBLGXD+WoBtm6G17WFR1QjVKXMl7RpLB6MGI3A86LIKk3UTPdpNZW6HkkmQ4dAm/9AqjADQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:20:54.346440Z","signed_message":"canonical_sha256_bytes"},"source_id":"1803.05885","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:209c075e713b14bb849ebc0b5cf8df0ab79f2e9f5898f08557acda1530855580","sha256:e779da045483f864e94c2749f9097ff25e888aa2713c670d00dd89a48969e300"],"state_sha256":"f0e2d5c0875eeb5cdfc1e05e97afb24a04b7f6d35780f77525b2ed2a5c22f4b8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6Vv6oIZW3BVZ21Mqe1lxBvx182FI2P182AEjOO+bKszFp/Yp8zeKB/gyf4qvJ7BOh3c12lFFJr4ETOtqPXBMCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T14:18:29.753096Z","bundle_sha256":"0093523afee77ac0d01a0b95d7ce75a948929d96a5543c569b4e2adc57e58e46"}}