{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:LGBJNB2RUCKKWB6IQYYWCEHUYC","short_pith_number":"pith:LGBJNB2R","canonical_record":{"source":{"id":"0907.5074","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2009-07-29T09:21:45Z","cross_cats_sorted":[],"title_canon_sha256":"51e2873c5a966477f321d49e9b1e855ff03837f18221e1f6440d763bc36b12a3","abstract_canon_sha256":"34ccf70308bca300788fad741762d6b3f2fa06a525647fecb34abee8d915f4ff"},"schema_version":"1.0"},"canonical_sha256":"5982968751a094ab07c886316110f4c099945221455cb4d04d28de86b51d590a","source":{"kind":"arxiv","id":"0907.5074","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0907.5074","created_at":"2026-05-18T03:16:06Z"},{"alias_kind":"arxiv_version","alias_value":"0907.5074v1","created_at":"2026-05-18T03:16:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0907.5074","created_at":"2026-05-18T03:16:06Z"},{"alias_kind":"pith_short_12","alias_value":"LGBJNB2RUCKK","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_16","alias_value":"LGBJNB2RUCKKWB6I","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_8","alias_value":"LGBJNB2R","created_at":"2026-05-18T12:26:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:LGBJNB2RUCKKWB6IQYYWCEHUYC","target":"record","payload":{"canonical_record":{"source":{"id":"0907.5074","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2009-07-29T09:21:45Z","cross_cats_sorted":[],"title_canon_sha256":"51e2873c5a966477f321d49e9b1e855ff03837f18221e1f6440d763bc36b12a3","abstract_canon_sha256":"34ccf70308bca300788fad741762d6b3f2fa06a525647fecb34abee8d915f4ff"},"schema_version":"1.0"},"canonical_sha256":"5982968751a094ab07c886316110f4c099945221455cb4d04d28de86b51d590a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:16:06.792521Z","signature_b64":"uZXf87b8tctjRy+HuFyjSlvS7OupB0mDkBBkwdQBDqbhiAOmlSx/jH50vey26cfVdcKpCz3uhC4yYhCyYtwNCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5982968751a094ab07c886316110f4c099945221455cb4d04d28de86b51d590a","last_reissued_at":"2026-05-18T03:16:06.791943Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:16:06.791943Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0907.5074","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":"2026-05-18T03:16:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"x0t0mDSfljm0eqEtR2vYNjEHLHBTiZG3kjrypTEsdUcmcE9gSbGckaEx+8AvO/Sdicv/kpPwo1MbbWrVGs9iDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T05:04:47.614690Z"},"content_sha256":"c75810cf04fcc9e07dfe95ef87f00c128e1da90052c826c56bf22fbd3ca853d8","schema_version":"1.0","event_id":"sha256:c75810cf04fcc9e07dfe95ef87f00c128e1da90052c826c56bf22fbd3ca853d8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:LGBJNB2RUCKKWB6IQYYWCEHUYC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Integrated Modeling and Verification of Real-Time Systems through Multiple Paradigms","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.LO","authors_text":"Carlo A. Furia, Marcello M. Bersani, Matteo Pradella, Matteo Rossi","submitted_at":"2009-07-29T09:21:45Z","abstract_excerpt":"Complex systems typically have many different parts and facets, with different characteristics. In a multi-paradigm approach to modeling, formalisms with different natures are used in combination to describe complementary parts and aspects of the system. This can have a beneficial impact on the modeling activity, as different paradigms an be better suited to describe different aspects of the system. While each paradigm provides a different view on the many facets of the system, it is of paramount importance that a coherent comprehensive model emerges from the combination of the various partial"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0907.5074","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":"2026-05-18T03:16:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I6LZtdWenwrpK7ohvuCQKUOFNiwARVmXt/GtiVdMU6oxJgAqudB4vclswLanZJcTimiJoW5y1HNIZ9/oDJpiAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T05:04:47.615260Z"},"content_sha256":"1170c3d2e78833909bc425bd37336a3c1b550c4c80de8f26a7594c3f49aee9cb","schema_version":"1.0","event_id":"sha256:1170c3d2e78833909bc425bd37336a3c1b550c4c80de8f26a7594c3f49aee9cb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LGBJNB2RUCKKWB6IQYYWCEHUYC/bundle.json","state_url":"https://pith.science/pith/LGBJNB2RUCKKWB6IQYYWCEHUYC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LGBJNB2RUCKKWB6IQYYWCEHUYC/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":"2026-06-07T05:04:47Z","links":{"resolver":"https://pith.science/pith/LGBJNB2RUCKKWB6IQYYWCEHUYC","bundle":"https://pith.science/pith/LGBJNB2RUCKKWB6IQYYWCEHUYC/bundle.json","state":"https://pith.science/pith/LGBJNB2RUCKKWB6IQYYWCEHUYC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LGBJNB2RUCKKWB6IQYYWCEHUYC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:LGBJNB2RUCKKWB6IQYYWCEHUYC","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":"34ccf70308bca300788fad741762d6b3f2fa06a525647fecb34abee8d915f4ff","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2009-07-29T09:21:45Z","title_canon_sha256":"51e2873c5a966477f321d49e9b1e855ff03837f18221e1f6440d763bc36b12a3"},"schema_version":"1.0","source":{"id":"0907.5074","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0907.5074","created_at":"2026-05-18T03:16:06Z"},{"alias_kind":"arxiv_version","alias_value":"0907.5074v1","created_at":"2026-05-18T03:16:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0907.5074","created_at":"2026-05-18T03:16:06Z"},{"alias_kind":"pith_short_12","alias_value":"LGBJNB2RUCKK","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_16","alias_value":"LGBJNB2RUCKKWB6I","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_8","alias_value":"LGBJNB2R","created_at":"2026-05-18T12:26:00Z"}],"graph_snapshots":[{"event_id":"sha256:1170c3d2e78833909bc425bd37336a3c1b550c4c80de8f26a7594c3f49aee9cb","target":"graph","created_at":"2026-05-18T03:16:06Z","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":"Complex systems typically have many different parts and facets, with different characteristics. In a multi-paradigm approach to modeling, formalisms with different natures are used in combination to describe complementary parts and aspects of the system. This can have a beneficial impact on the modeling activity, as different paradigms an be better suited to describe different aspects of the system. While each paradigm provides a different view on the many facets of the system, it is of paramount importance that a coherent comprehensive model emerges from the combination of the various partial","authors_text":"Carlo A. Furia, Marcello M. Bersani, Matteo Pradella, Matteo Rossi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2009-07-29T09:21:45Z","title":"Integrated Modeling and Verification of Real-Time Systems through Multiple Paradigms"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0907.5074","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:c75810cf04fcc9e07dfe95ef87f00c128e1da90052c826c56bf22fbd3ca853d8","target":"record","created_at":"2026-05-18T03:16:06Z","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":"34ccf70308bca300788fad741762d6b3f2fa06a525647fecb34abee8d915f4ff","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2009-07-29T09:21:45Z","title_canon_sha256":"51e2873c5a966477f321d49e9b1e855ff03837f18221e1f6440d763bc36b12a3"},"schema_version":"1.0","source":{"id":"0907.5074","kind":"arxiv","version":1}},"canonical_sha256":"5982968751a094ab07c886316110f4c099945221455cb4d04d28de86b51d590a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5982968751a094ab07c886316110f4c099945221455cb4d04d28de86b51d590a","first_computed_at":"2026-05-18T03:16:06.791943Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:16:06.791943Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uZXf87b8tctjRy+HuFyjSlvS7OupB0mDkBBkwdQBDqbhiAOmlSx/jH50vey26cfVdcKpCz3uhC4yYhCyYtwNCw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:16:06.792521Z","signed_message":"canonical_sha256_bytes"},"source_id":"0907.5074","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c75810cf04fcc9e07dfe95ef87f00c128e1da90052c826c56bf22fbd3ca853d8","sha256:1170c3d2e78833909bc425bd37336a3c1b550c4c80de8f26a7594c3f49aee9cb"],"state_sha256":"e16a2d4661305db5f5863c5870a831152015e2b83bf153590df730b5a2a6876b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9hi/FC1s42hroQRn9uUhgzk7c3mgAGLQhkdzai/Z6bRJMqCFwA0G7vtv2jcBBNMGULO70WW3emZLQsac01RSAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T05:04:47.618785Z","bundle_sha256":"32d747431a352da7be9efe81b5348c0f4e78a4e9b028dd71a10b8c4e14e70532"}}