{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:TFRZVQHHXJ2HEB2OBOCVD6X36N","short_pith_number":"pith:TFRZVQHH","canonical_record":{"source":{"id":"1902.10493","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.SY","submitted_at":"2019-02-27T12:51:36Z","cross_cats_sorted":[],"title_canon_sha256":"e8ab1a8534dea9a46fe5cdddb70170b94b9c9363fac5bc5626f73e02e1f728f1","abstract_canon_sha256":"123dfeabbd01b05b808b972f36bc6e8df4fffd579abd5b3920f5142b3e2f0a4c"},"schema_version":"1.0"},"canonical_sha256":"99639ac0e7ba7472074e0b8551fafbf37921a89b205610f3b94feaaa2612edc7","source":{"kind":"arxiv","id":"1902.10493","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.10493","created_at":"2026-05-17T23:52:30Z"},{"alias_kind":"arxiv_version","alias_value":"1902.10493v1","created_at":"2026-05-17T23:52:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.10493","created_at":"2026-05-17T23:52:30Z"},{"alias_kind":"pith_short_12","alias_value":"TFRZVQHHXJ2H","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_16","alias_value":"TFRZVQHHXJ2HEB2O","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_8","alias_value":"TFRZVQHH","created_at":"2026-05-18T12:33:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:TFRZVQHHXJ2HEB2OBOCVD6X36N","target":"record","payload":{"canonical_record":{"source":{"id":"1902.10493","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.SY","submitted_at":"2019-02-27T12:51:36Z","cross_cats_sorted":[],"title_canon_sha256":"e8ab1a8534dea9a46fe5cdddb70170b94b9c9363fac5bc5626f73e02e1f728f1","abstract_canon_sha256":"123dfeabbd01b05b808b972f36bc6e8df4fffd579abd5b3920f5142b3e2f0a4c"},"schema_version":"1.0"},"canonical_sha256":"99639ac0e7ba7472074e0b8551fafbf37921a89b205610f3b94feaaa2612edc7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:52:30.737117Z","signature_b64":"GXT0r57FnSIc7H+D44YO9ahzDXUx4FATjcqQ8cY6sqKjVbj3aZJ70UhioWr4Bm/UavnUnIfeLqzIKF+AXG4dBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"99639ac0e7ba7472074e0b8551fafbf37921a89b205610f3b94feaaa2612edc7","last_reissued_at":"2026-05-17T23:52:30.736492Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:52:30.736492Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1902.10493","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":"2026-05-17T23:52:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pCcj1rq9VnNkTkxxW5V01QgZOsahD+U3NJWxm3kTAARSr3XY8bBGyYd/c2B0Oz6qgTq4d55oiKGuJRR6rBlKAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T21:28:23.942857Z"},"content_sha256":"ea7f691f1264892941a0a095647601544e9f278f068f0dc96abccf8b7f6fd7b1","schema_version":"1.0","event_id":"sha256:ea7f691f1264892941a0a095647601544e9f278f068f0dc96abccf8b7f6fd7b1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:TFRZVQHHXJ2HEB2OBOCVD6X36N","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Multi-Variant Scheduling of Critical Time-Triggered Communication in Incremental Development Process: Application to FlexRay","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.SY","authors_text":"Jan Dvo\\v{r}\\'ak, Zden\\v{e}k Hanz\\'alek","submitted_at":"2019-02-27T12:51:36Z","abstract_excerpt":"The portfolio of models offered by car manufacturing groups often includes many variants (i.e., different car models and their versions). With such diversity in car models, variant management becomes a formidable task. Thus, there is an effort to keep the variants as close as possible. This simple requirement forms a big challenge in the area of communication protocols. When several vehicle variants use the same signal, it is often required to simultaneously schedule such a signal in all vehicle variants. Furthermore, new vehicle variants are designed incrementally in such a way as to maintain"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.10493","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":"2026-05-17T23:52:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zNMXBLSQo2Om3Kuy05TU0ASLOByKgb7TVpACVfdM+qf4YotwZ4zL2ovKS4q6MJNTFlq65QkW7bc3TFHxpuusBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T21:28:23.943567Z"},"content_sha256":"43263d8c9a54c74f073fc82a9794d8f041ca3f694bd70440f9f1b477c6ad6cd4","schema_version":"1.0","event_id":"sha256:43263d8c9a54c74f073fc82a9794d8f041ca3f694bd70440f9f1b477c6ad6cd4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TFRZVQHHXJ2HEB2OBOCVD6X36N/bundle.json","state_url":"https://pith.science/pith/TFRZVQHHXJ2HEB2OBOCVD6X36N/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TFRZVQHHXJ2HEB2OBOCVD6X36N/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":"2026-05-31T21:28:23Z","links":{"resolver":"https://pith.science/pith/TFRZVQHHXJ2HEB2OBOCVD6X36N","bundle":"https://pith.science/pith/TFRZVQHHXJ2HEB2OBOCVD6X36N/bundle.json","state":"https://pith.science/pith/TFRZVQHHXJ2HEB2OBOCVD6X36N/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TFRZVQHHXJ2HEB2OBOCVD6X36N/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:TFRZVQHHXJ2HEB2OBOCVD6X36N","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":"123dfeabbd01b05b808b972f36bc6e8df4fffd579abd5b3920f5142b3e2f0a4c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.SY","submitted_at":"2019-02-27T12:51:36Z","title_canon_sha256":"e8ab1a8534dea9a46fe5cdddb70170b94b9c9363fac5bc5626f73e02e1f728f1"},"schema_version":"1.0","source":{"id":"1902.10493","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.10493","created_at":"2026-05-17T23:52:30Z"},{"alias_kind":"arxiv_version","alias_value":"1902.10493v1","created_at":"2026-05-17T23:52:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.10493","created_at":"2026-05-17T23:52:30Z"},{"alias_kind":"pith_short_12","alias_value":"TFRZVQHHXJ2H","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_16","alias_value":"TFRZVQHHXJ2HEB2O","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_8","alias_value":"TFRZVQHH","created_at":"2026-05-18T12:33:27Z"}],"graph_snapshots":[{"event_id":"sha256:43263d8c9a54c74f073fc82a9794d8f041ca3f694bd70440f9f1b477c6ad6cd4","target":"graph","created_at":"2026-05-17T23:52:30Z","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 portfolio of models offered by car manufacturing groups often includes many variants (i.e., different car models and their versions). With such diversity in car models, variant management becomes a formidable task. Thus, there is an effort to keep the variants as close as possible. This simple requirement forms a big challenge in the area of communication protocols. When several vehicle variants use the same signal, it is often required to simultaneously schedule such a signal in all vehicle variants. Furthermore, new vehicle variants are designed incrementally in such a way as to maintain","authors_text":"Jan Dvo\\v{r}\\'ak, Zden\\v{e}k Hanz\\'alek","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.SY","submitted_at":"2019-02-27T12:51:36Z","title":"Multi-Variant Scheduling of Critical Time-Triggered Communication in Incremental Development Process: Application to FlexRay"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.10493","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:ea7f691f1264892941a0a095647601544e9f278f068f0dc96abccf8b7f6fd7b1","target":"record","created_at":"2026-05-17T23:52:30Z","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":"123dfeabbd01b05b808b972f36bc6e8df4fffd579abd5b3920f5142b3e2f0a4c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.SY","submitted_at":"2019-02-27T12:51:36Z","title_canon_sha256":"e8ab1a8534dea9a46fe5cdddb70170b94b9c9363fac5bc5626f73e02e1f728f1"},"schema_version":"1.0","source":{"id":"1902.10493","kind":"arxiv","version":1}},"canonical_sha256":"99639ac0e7ba7472074e0b8551fafbf37921a89b205610f3b94feaaa2612edc7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"99639ac0e7ba7472074e0b8551fafbf37921a89b205610f3b94feaaa2612edc7","first_computed_at":"2026-05-17T23:52:30.736492Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:52:30.736492Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GXT0r57FnSIc7H+D44YO9ahzDXUx4FATjcqQ8cY6sqKjVbj3aZJ70UhioWr4Bm/UavnUnIfeLqzIKF+AXG4dBg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:52:30.737117Z","signed_message":"canonical_sha256_bytes"},"source_id":"1902.10493","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ea7f691f1264892941a0a095647601544e9f278f068f0dc96abccf8b7f6fd7b1","sha256:43263d8c9a54c74f073fc82a9794d8f041ca3f694bd70440f9f1b477c6ad6cd4"],"state_sha256":"2c5f5dfb1321cbe897e722fd9e37231bd3ba0ec8f3a94b487619544c73a06a73"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eKknl87dOA/YwDEnCyiXo0GwfWVojHkgdLgbnJeYY01ThN7PS0Fxk9wM+Xqj+FLbOThhTaniguO1xp53k7A+BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T21:28:23.947827Z","bundle_sha256":"66916f63f2544486118f90364140c7877e473e7dc8c3655e83f4d732d1264dfc"}}