{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:2OXVNQMXIBVU62AVVYE5VZ7IJE","short_pith_number":"pith:2OXVNQMX","canonical_record":{"source":{"id":"1710.02312","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SY","submitted_at":"2017-10-06T08:55:09Z","cross_cats_sorted":[],"title_canon_sha256":"6e096876fb1b67eb15ff2a884646e949e7725df4d7f3e933bd3faa33c4e7a30b","abstract_canon_sha256":"d4d92b7cd118158a417695a85db372c301c882bf28a19b40a69261c0f4c3f375"},"schema_version":"1.0"},"canonical_sha256":"d3af56c197406b4f6815ae09dae7e849302083ce6fc5e917b04f063db77db084","source":{"kind":"arxiv","id":"1710.02312","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.02312","created_at":"2026-05-18T00:33:33Z"},{"alias_kind":"arxiv_version","alias_value":"1710.02312v1","created_at":"2026-05-18T00:33:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.02312","created_at":"2026-05-18T00:33:33Z"},{"alias_kind":"pith_short_12","alias_value":"2OXVNQMXIBVU","created_at":"2026-05-18T12:30:55Z"},{"alias_kind":"pith_short_16","alias_value":"2OXVNQMXIBVU62AV","created_at":"2026-05-18T12:30:55Z"},{"alias_kind":"pith_short_8","alias_value":"2OXVNQMX","created_at":"2026-05-18T12:30:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:2OXVNQMXIBVU62AVVYE5VZ7IJE","target":"record","payload":{"canonical_record":{"source":{"id":"1710.02312","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SY","submitted_at":"2017-10-06T08:55:09Z","cross_cats_sorted":[],"title_canon_sha256":"6e096876fb1b67eb15ff2a884646e949e7725df4d7f3e933bd3faa33c4e7a30b","abstract_canon_sha256":"d4d92b7cd118158a417695a85db372c301c882bf28a19b40a69261c0f4c3f375"},"schema_version":"1.0"},"canonical_sha256":"d3af56c197406b4f6815ae09dae7e849302083ce6fc5e917b04f063db77db084","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:33:33.796933Z","signature_b64":"Sl4mgqo+6q0ZurVMHWVK6KPza+9uZ93vfdokB9KIoJhqL6lhjIeS/swwZIdOaJaS3rb8xwIlNDr7VjmB9SMQCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d3af56c197406b4f6815ae09dae7e849302083ce6fc5e917b04f063db77db084","last_reissued_at":"2026-05-18T00:33:33.795817Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:33:33.795817Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1710.02312","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":"2026-05-18T00:33:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Nd0iiNrmVPN8pQnyHDgf0YIjJS02YKx1TrEdKHRdTeUBwmT1d6W+HoQ73RBYsVlof6meyJJI3mrJcq9wTTCUCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T18:12:34.751984Z"},"content_sha256":"5ddd7542a7c9f6b23fb3e8b2a604638d463688f64954b4212af79380f6997a1b","schema_version":"1.0","event_id":"sha256:5ddd7542a7c9f6b23fb3e8b2a604638d463688f64954b4212af79380f6997a1b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:2OXVNQMXIBVU62AVVYE5VZ7IJE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"An Integrated Research Infrastructure for Validating Cyber-Physical Energy Systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.SY","authors_text":"Anna Kulmala, Arjen A. van der Meer, Ata Khavari, Carlo Sandroni, Cyndi Moyo, Erik de Jong, Federico Coffele, Graeme M. Burt, J. Emilio Rodriguez, Julia Merino, Kai Heussen, Kari M\\\"aki, Maria Sosnina, Marita Blank, Maurizio Verga, Mihai Calin, Nikos Hatziargyriou, Oliver Gehrke, Panos Kotsampopoulos, Peter Palensky, Roland Br\\\"undlinger, Ron Brandl, Sebastian Lehnhoff, Sebastian Rohjans, Thomas I. Strasser","submitted_at":"2017-10-06T08:55:09Z","abstract_excerpt":"Renewables are key enablers in the plight to reduce greenhouse gas emissions and cope with anthropogenic global warming. The intermittent nature and limited storage capabilities of renewables culminate in new challenges that power system operators have to deal with in order to regulate power quality and ensure security of supply. At the same time, the increased availability of advanced automation and communication technologies provides new opportunities for the derivation of intelligent solutions to tackle the challenges. Previous work has shown various new methods of operating highly intercon"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.02312","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":"2026-05-18T00:33:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IdYQNwLqemkZsZ8qPau6n6cznr1gl2ARDHV9wt65mqJ7occikgDiEocAeqzTKmYf3ypaajxoHF1MuvCPfJzpAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T18:12:34.752350Z"},"content_sha256":"d460efeb32ea093acfe8a6ea56676349886765fa37f4bb59998fdff70072179b","schema_version":"1.0","event_id":"sha256:d460efeb32ea093acfe8a6ea56676349886765fa37f4bb59998fdff70072179b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2OXVNQMXIBVU62AVVYE5VZ7IJE/bundle.json","state_url":"https://pith.science/pith/2OXVNQMXIBVU62AVVYE5VZ7IJE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2OXVNQMXIBVU62AVVYE5VZ7IJE/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":"2026-06-01T18:12:34Z","links":{"resolver":"https://pith.science/pith/2OXVNQMXIBVU62AVVYE5VZ7IJE","bundle":"https://pith.science/pith/2OXVNQMXIBVU62AVVYE5VZ7IJE/bundle.json","state":"https://pith.science/pith/2OXVNQMXIBVU62AVVYE5VZ7IJE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2OXVNQMXIBVU62AVVYE5VZ7IJE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:2OXVNQMXIBVU62AVVYE5VZ7IJE","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":"d4d92b7cd118158a417695a85db372c301c882bf28a19b40a69261c0f4c3f375","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SY","submitted_at":"2017-10-06T08:55:09Z","title_canon_sha256":"6e096876fb1b67eb15ff2a884646e949e7725df4d7f3e933bd3faa33c4e7a30b"},"schema_version":"1.0","source":{"id":"1710.02312","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.02312","created_at":"2026-05-18T00:33:33Z"},{"alias_kind":"arxiv_version","alias_value":"1710.02312v1","created_at":"2026-05-18T00:33:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.02312","created_at":"2026-05-18T00:33:33Z"},{"alias_kind":"pith_short_12","alias_value":"2OXVNQMXIBVU","created_at":"2026-05-18T12:30:55Z"},{"alias_kind":"pith_short_16","alias_value":"2OXVNQMXIBVU62AV","created_at":"2026-05-18T12:30:55Z"},{"alias_kind":"pith_short_8","alias_value":"2OXVNQMX","created_at":"2026-05-18T12:30:55Z"}],"graph_snapshots":[{"event_id":"sha256:d460efeb32ea093acfe8a6ea56676349886765fa37f4bb59998fdff70072179b","target":"graph","created_at":"2026-05-18T00:33:33Z","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":"Renewables are key enablers in the plight to reduce greenhouse gas emissions and cope with anthropogenic global warming. The intermittent nature and limited storage capabilities of renewables culminate in new challenges that power system operators have to deal with in order to regulate power quality and ensure security of supply. At the same time, the increased availability of advanced automation and communication technologies provides new opportunities for the derivation of intelligent solutions to tackle the challenges. Previous work has shown various new methods of operating highly intercon","authors_text":"Anna Kulmala, Arjen A. van der Meer, Ata Khavari, Carlo Sandroni, Cyndi Moyo, Erik de Jong, Federico Coffele, Graeme M. Burt, J. Emilio Rodriguez, Julia Merino, Kai Heussen, Kari M\\\"aki, Maria Sosnina, Marita Blank, Maurizio Verga, Mihai Calin, Nikos Hatziargyriou, Oliver Gehrke, Panos Kotsampopoulos, Peter Palensky, Roland Br\\\"undlinger, Ron Brandl, Sebastian Lehnhoff, Sebastian Rohjans, Thomas I. Strasser","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SY","submitted_at":"2017-10-06T08:55:09Z","title":"An Integrated Research Infrastructure for Validating Cyber-Physical Energy Systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.02312","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":"sha256:5ddd7542a7c9f6b23fb3e8b2a604638d463688f64954b4212af79380f6997a1b","target":"record","created_at":"2026-05-18T00:33:33Z","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":"d4d92b7cd118158a417695a85db372c301c882bf28a19b40a69261c0f4c3f375","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SY","submitted_at":"2017-10-06T08:55:09Z","title_canon_sha256":"6e096876fb1b67eb15ff2a884646e949e7725df4d7f3e933bd3faa33c4e7a30b"},"schema_version":"1.0","source":{"id":"1710.02312","kind":"arxiv","version":1}},"canonical_sha256":"d3af56c197406b4f6815ae09dae7e849302083ce6fc5e917b04f063db77db084","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d3af56c197406b4f6815ae09dae7e849302083ce6fc5e917b04f063db77db084","first_computed_at":"2026-05-18T00:33:33.795817Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:33:33.795817Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Sl4mgqo+6q0ZurVMHWVK6KPza+9uZ93vfdokB9KIoJhqL6lhjIeS/swwZIdOaJaS3rb8xwIlNDr7VjmB9SMQCw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:33:33.796933Z","signed_message":"canonical_sha256_bytes"},"source_id":"1710.02312","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5ddd7542a7c9f6b23fb3e8b2a604638d463688f64954b4212af79380f6997a1b","sha256:d460efeb32ea093acfe8a6ea56676349886765fa37f4bb59998fdff70072179b"],"state_sha256":"178a872c0830c4aa225f4e9ef1584ae3254f9911a1d62c1be8d6432699d7291d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"C3NHYew2ZyYXrIJ0ZxdrAAG2ispjLZqv/MaXaS7fEokaIQRV4KtQEQPxE/PZUjl5+tfiRdjADVnX6W8mFWyLDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T18:12:34.754343Z","bundle_sha256":"9b65f895d01982e336e8e721839edd16b0650f79d558fc69f8620d627af6c2fe"}}