{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:ITQAJJLIKI3ITRXC2IQIGZRSC6","short_pith_number":"pith:ITQAJJLI","canonical_record":{"source":{"id":"1304.6761","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/publicdomain/","primary_cat":"cs.CR","submitted_at":"2013-04-24T21:35:19Z","cross_cats_sorted":["cs.NI","cs.SI"],"title_canon_sha256":"ad48bdc25169d66a704a82faeb8060a2d767ca048a06ae69f18bff06bbfed719","abstract_canon_sha256":"894a23ab65c43ebca3bbdf531fc19dafb321ae10dac0b9f28919126cc4b5d2b9"},"schema_version":"1.0"},"canonical_sha256":"44e004a568523689c6e2d2208366321796b14dcf89e8d0b88be0b3cc037aa500","source":{"kind":"arxiv","id":"1304.6761","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.6761","created_at":"2026-05-18T00:58:17Z"},{"alias_kind":"arxiv_version","alias_value":"1304.6761v1","created_at":"2026-05-18T00:58:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.6761","created_at":"2026-05-18T00:58:17Z"},{"alias_kind":"pith_short_12","alias_value":"ITQAJJLIKI3I","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_16","alias_value":"ITQAJJLIKI3ITRXC","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_8","alias_value":"ITQAJJLI","created_at":"2026-05-18T12:27:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:ITQAJJLIKI3ITRXC2IQIGZRSC6","target":"record","payload":{"canonical_record":{"source":{"id":"1304.6761","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/publicdomain/","primary_cat":"cs.CR","submitted_at":"2013-04-24T21:35:19Z","cross_cats_sorted":["cs.NI","cs.SI"],"title_canon_sha256":"ad48bdc25169d66a704a82faeb8060a2d767ca048a06ae69f18bff06bbfed719","abstract_canon_sha256":"894a23ab65c43ebca3bbdf531fc19dafb321ae10dac0b9f28919126cc4b5d2b9"},"schema_version":"1.0"},"canonical_sha256":"44e004a568523689c6e2d2208366321796b14dcf89e8d0b88be0b3cc037aa500","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:58:17.340179Z","signature_b64":"ZQ3pXapr8vUsGdKy43Ft4XvB2nxdg34l6xl3OsE+pSZ6P4dzWYwwaSlmF/kn6b9RkFb3vEK4tNbisShS4LSSCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"44e004a568523689c6e2d2208366321796b14dcf89e8d0b88be0b3cc037aa500","last_reissued_at":"2026-05-18T00:58:17.339430Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:58:17.339430Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1304.6761","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":"2026-05-18T00:58:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"W4SwwiJcYtkgxLNhRqZ+l9OdY/2/GV3zM1zn5DRL4qHfzYih0+uuAcsnvqvZF2PsJMuh59tVGld7pa3qnmAzCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T01:33:09.103606Z"},"content_sha256":"54f2131b2fe4ec236a52c0ef39bf8105313ec083a4093c881cef6f4635d74fb4","schema_version":"1.0","event_id":"sha256:54f2131b2fe4ec236a52c0ef39bf8105313ec083a4093c881cef6f4635d74fb4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:ITQAJJLIKI3ITRXC2IQIGZRSC6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Towards a Networks-of-Networks Framework for Cyber Security","license":"http://creativecommons.org/licenses/publicdomain/","headline":"","cross_cats":["cs.NI","cs.SI"],"primary_cat":"cs.CR","authors_text":"Emilie Hogan, Indrajit Ray, John R. Johnson, Lawrence Holder, Mahantesh Halappanavar, Peter Hui, Sutanay Choudhury","submitted_at":"2013-04-24T21:35:19Z","abstract_excerpt":"Networks-of-networks (NoN) is a graph-theoretic model of interdependent networks that have distinct dynamics at each network (layer). By adding special edges to represent relationships between nodes in different layers, NoN provides a unified mechanism to study interdependent systems intertwined in a complex relationship. While NoN based models have been proposed for cyber-physical systems, in this position paper we build towards a three-layered NoN model for an enterprise cyber system. Each layer captures a different facet of a cyber system. We present in-depth discussion for four major graph"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.6761","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":"2026-05-18T00:58:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zZdal4Pimhc+ddPSwdKJRMdJpWR3G81Pqu7dkLkKvZIWh/xFqt1tpo2Mop/LyNH7VOCVf+fn1TWc4mQrIK8eDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T01:33:09.104266Z"},"content_sha256":"f53884d075785767f0202159458c196882824fc0ec26e208b6351cc304535942","schema_version":"1.0","event_id":"sha256:f53884d075785767f0202159458c196882824fc0ec26e208b6351cc304535942"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ITQAJJLIKI3ITRXC2IQIGZRSC6/bundle.json","state_url":"https://pith.science/pith/ITQAJJLIKI3ITRXC2IQIGZRSC6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ITQAJJLIKI3ITRXC2IQIGZRSC6/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":"2026-05-27T01:33:09Z","links":{"resolver":"https://pith.science/pith/ITQAJJLIKI3ITRXC2IQIGZRSC6","bundle":"https://pith.science/pith/ITQAJJLIKI3ITRXC2IQIGZRSC6/bundle.json","state":"https://pith.science/pith/ITQAJJLIKI3ITRXC2IQIGZRSC6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ITQAJJLIKI3ITRXC2IQIGZRSC6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:ITQAJJLIKI3ITRXC2IQIGZRSC6","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":"894a23ab65c43ebca3bbdf531fc19dafb321ae10dac0b9f28919126cc4b5d2b9","cross_cats_sorted":["cs.NI","cs.SI"],"license":"http://creativecommons.org/licenses/publicdomain/","primary_cat":"cs.CR","submitted_at":"2013-04-24T21:35:19Z","title_canon_sha256":"ad48bdc25169d66a704a82faeb8060a2d767ca048a06ae69f18bff06bbfed719"},"schema_version":"1.0","source":{"id":"1304.6761","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.6761","created_at":"2026-05-18T00:58:17Z"},{"alias_kind":"arxiv_version","alias_value":"1304.6761v1","created_at":"2026-05-18T00:58:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.6761","created_at":"2026-05-18T00:58:17Z"},{"alias_kind":"pith_short_12","alias_value":"ITQAJJLIKI3I","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_16","alias_value":"ITQAJJLIKI3ITRXC","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_8","alias_value":"ITQAJJLI","created_at":"2026-05-18T12:27:49Z"}],"graph_snapshots":[{"event_id":"sha256:f53884d075785767f0202159458c196882824fc0ec26e208b6351cc304535942","target":"graph","created_at":"2026-05-18T00:58:17Z","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":"Networks-of-networks (NoN) is a graph-theoretic model of interdependent networks that have distinct dynamics at each network (layer). By adding special edges to represent relationships between nodes in different layers, NoN provides a unified mechanism to study interdependent systems intertwined in a complex relationship. While NoN based models have been proposed for cyber-physical systems, in this position paper we build towards a three-layered NoN model for an enterprise cyber system. Each layer captures a different facet of a cyber system. We present in-depth discussion for four major graph","authors_text":"Emilie Hogan, Indrajit Ray, John R. Johnson, Lawrence Holder, Mahantesh Halappanavar, Peter Hui, Sutanay Choudhury","cross_cats":["cs.NI","cs.SI"],"headline":"","license":"http://creativecommons.org/licenses/publicdomain/","primary_cat":"cs.CR","submitted_at":"2013-04-24T21:35:19Z","title":"Towards a Networks-of-Networks Framework for Cyber Security"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.6761","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":"sha256:54f2131b2fe4ec236a52c0ef39bf8105313ec083a4093c881cef6f4635d74fb4","target":"record","created_at":"2026-05-18T00:58:17Z","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":"894a23ab65c43ebca3bbdf531fc19dafb321ae10dac0b9f28919126cc4b5d2b9","cross_cats_sorted":["cs.NI","cs.SI"],"license":"http://creativecommons.org/licenses/publicdomain/","primary_cat":"cs.CR","submitted_at":"2013-04-24T21:35:19Z","title_canon_sha256":"ad48bdc25169d66a704a82faeb8060a2d767ca048a06ae69f18bff06bbfed719"},"schema_version":"1.0","source":{"id":"1304.6761","kind":"arxiv","version":1}},"canonical_sha256":"44e004a568523689c6e2d2208366321796b14dcf89e8d0b88be0b3cc037aa500","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"44e004a568523689c6e2d2208366321796b14dcf89e8d0b88be0b3cc037aa500","first_computed_at":"2026-05-18T00:58:17.339430Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:58:17.339430Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZQ3pXapr8vUsGdKy43Ft4XvB2nxdg34l6xl3OsE+pSZ6P4dzWYwwaSlmF/kn6b9RkFb3vEK4tNbisShS4LSSCg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:58:17.340179Z","signed_message":"canonical_sha256_bytes"},"source_id":"1304.6761","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:54f2131b2fe4ec236a52c0ef39bf8105313ec083a4093c881cef6f4635d74fb4","sha256:f53884d075785767f0202159458c196882824fc0ec26e208b6351cc304535942"],"state_sha256":"60886e5873cb45c76df324094321298b5179e63d32b61d4fd5bf023d2099fa43"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bqeXQgEfr+8UNCIAQUinRXPSDQskP6X3m0NCW+WDVrQKBuRmFIH026N4JsFCl7m6z7YiiqsC6bdQkPflUxoCCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T01:33:09.108121Z","bundle_sha256":"cef282c021a8405b8dbde37ddb458391a3d8e71b9d9e585ed477fea4716409cf"}}