{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:QKUKRRRBSKIDIWDDR4ZP326JRW","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":"5a15356bf845f116d6d4770ce4d9b666463d75cb22ad12f5d9e31bdf5537b106","cross_cats_sorted":["cs.CV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2026-05-19T07:44:59Z","title_canon_sha256":"4e2e8be3112ce063588ae79d067ccd77489e20e0a65066f40bb14a987cfbdb6e"},"schema_version":"1.0","source":{"id":"2605.19490","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.19490","created_at":"2026-05-20T01:05:48Z"},{"alias_kind":"arxiv_version","alias_value":"2605.19490v1","created_at":"2026-05-20T01:05:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.19490","created_at":"2026-05-20T01:05:48Z"},{"alias_kind":"pith_short_12","alias_value":"QKUKRRRBSKID","created_at":"2026-05-20T01:05:48Z"},{"alias_kind":"pith_short_16","alias_value":"QKUKRRRBSKIDIWDD","created_at":"2026-05-20T01:05:48Z"},{"alias_kind":"pith_short_8","alias_value":"QKUKRRRB","created_at":"2026-05-20T01:05:48Z"}],"graph_snapshots":[{"event_id":"sha256:08dea5af38301cbadbc770c435cb1e762ede125c13fc72b0fcaed1fcbc34cc35","target":"graph","created_at":"2026-05-20T01:05:48Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2605.19490/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Comprehensive and efficient validation of connected and automated vehicles (CAVs) is critical prior to real-world deployment. While simulation-based testing offers scalability, existing approaches often lack seamless integration with real vehicles and field data, limiting their fidelity in capturing dynamic, real-world interactions. To bridge this gap, this paper proposes a novel real-time hybrid digital twin platform. Its core innovation lies in the tight coupling of a high-fidelity CARLA-SUMO co-simulation with a physical test site and vehicle via a low-latency Vehicle-to-Everything (V2X) co","authors_text":"Dapeng Dong, Dongyao Jia, Hao Yu, Kanglong Quan, Linfeng Jiang, Zhebing Xia, Ziheng Qiao","cross_cats":["cs.CV"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2026-05-19T07:44:59Z","title":"Closed-Loop Hybrid Digital Twin Platform for Connected and Automated Vehicle Validation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.19490","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:fbed6bdfbcf08cfb06bdae45c82c64596c14c650b4e075bcd65ff29ac9f67eee","target":"record","created_at":"2026-05-20T01:05:48Z","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":"5a15356bf845f116d6d4770ce4d9b666463d75cb22ad12f5d9e31bdf5537b106","cross_cats_sorted":["cs.CV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2026-05-19T07:44:59Z","title_canon_sha256":"4e2e8be3112ce063588ae79d067ccd77489e20e0a65066f40bb14a987cfbdb6e"},"schema_version":"1.0","source":{"id":"2605.19490","kind":"arxiv","version":1}},"canonical_sha256":"82a8a8c62192903458638f32fdebc98d918837065afbb473501c43d51b370ce3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"82a8a8c62192903458638f32fdebc98d918837065afbb473501c43d51b370ce3","first_computed_at":"2026-05-20T01:05:48.326789Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-20T01:05:48.326789Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GDJFdpYns2Z3vH7SRVBuGYb7+auAoRrxJjWboAxLhC+DgPxoVs/6zA68d/mTlKLa18ZEGSby+CAsCNLwQqNTBA==","signature_status":"signed_v1","signed_at":"2026-05-20T01:05:48.327487Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.19490","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fbed6bdfbcf08cfb06bdae45c82c64596c14c650b4e075bcd65ff29ac9f67eee","sha256:08dea5af38301cbadbc770c435cb1e762ede125c13fc72b0fcaed1fcbc34cc35"],"state_sha256":"032cd749e156b96a70f881943642854580acd24da39dae6ca57004052bfabab6"}