{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:RLCF5FJTJ236XPGYL6CWKUBCIO","short_pith_number":"pith:RLCF5FJT","canonical_record":{"source":{"id":"2606.31844","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.RO","submitted_at":"2026-06-30T15:45:34Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"38d8eee63c7b49c33bce9c2e4b02ca717321dc8a1f7394766586abc3470ae5b4","abstract_canon_sha256":"2fba0d0d1534935a235f0e4b1ea280975212243a77bbdcd1aeaa2208c93c5532"},"schema_version":"1.0"},"canonical_sha256":"8ac45e95334eb7ebbcd85f8565502243bda6e673e22d34d1410ec7a978d02509","source":{"kind":"arxiv","id":"2606.31844","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.31844","created_at":"2026-07-01T01:18:17Z"},{"alias_kind":"arxiv_version","alias_value":"2606.31844v1","created_at":"2026-07-01T01:18:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.31844","created_at":"2026-07-01T01:18:17Z"},{"alias_kind":"pith_short_12","alias_value":"RLCF5FJTJ236","created_at":"2026-07-01T01:18:17Z"},{"alias_kind":"pith_short_16","alias_value":"RLCF5FJTJ236XPGY","created_at":"2026-07-01T01:18:17Z"},{"alias_kind":"pith_short_8","alias_value":"RLCF5FJT","created_at":"2026-07-01T01:18:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:RLCF5FJTJ236XPGYL6CWKUBCIO","target":"record","payload":{"canonical_record":{"source":{"id":"2606.31844","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.RO","submitted_at":"2026-06-30T15:45:34Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"38d8eee63c7b49c33bce9c2e4b02ca717321dc8a1f7394766586abc3470ae5b4","abstract_canon_sha256":"2fba0d0d1534935a235f0e4b1ea280975212243a77bbdcd1aeaa2208c93c5532"},"schema_version":"1.0"},"canonical_sha256":"8ac45e95334eb7ebbcd85f8565502243bda6e673e22d34d1410ec7a978d02509","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-01T01:18:17.417362Z","signature_b64":"u17wH5qoaNfo89/po5BdND/XOuPLExTugH/8AtIeEIRmrFIq0G82ku/6ILUBMCO8pNMMNxFRkCquYwIqnhAwDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8ac45e95334eb7ebbcd85f8565502243bda6e673e22d34d1410ec7a978d02509","last_reissued_at":"2026-07-01T01:18:17.416923Z","signature_status":"signed_v1","first_computed_at":"2026-07-01T01:18:17.416923Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.31844","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":"2026-07-01T01:18:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cQ3dd/o4E2jeQUh+0TTF9qxfkpq/IG9MFlGkUB9I/3XDfG/akvkxawn3LR3VgEdv7wVs0+jW2VeZ0tX2Ziv6Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T12:53:41.383526Z"},"content_sha256":"f46d46a3f3ce0ea92fd2ed46667737c506fe9a0b4ca4b2888da3a5f0e640178d","schema_version":"1.0","event_id":"sha256:f46d46a3f3ce0ea92fd2ed46667737c506fe9a0b4ca4b2888da3a5f0e640178d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:RLCF5FJTJ236XPGYL6CWKUBCIO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Bridging Local Observation and Global Simulation in Closed-Loop Traffic Modeling","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.RO","authors_text":"Peng Chen, Tan Xiang, Xintao Yan, Ziyan Wang","submitted_at":"2026-06-30T15:45:34Z","abstract_excerpt":"A local-to-global context mismatch arises when autoregressive traffic simulators trained on ego-centric driving logs are deployed in globally observable closed-loop environments. In such logs, the ego vehicle has rich local observations, while surrounding agents are only partially observed due to perception limits and occlusions. As a result, simulators may learn incomplete context--action mappings that remain hidden in log-based training but emerge during closed-loop rollouts, leading to unrealistic behaviors such as abnormal stops, unsafe interactions, and rule violations. We propose CRAFT, "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.31844","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2606.31844/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-01T01:18:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ku1rGvhfEOEE9ORlIu/5/I4frYNqR61V9oSNDxL6hD3pZLRd3r2iR7ikVP9JRj9UsTXABPaNCnP/ZqIpAyapDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T12:53:41.383893Z"},"content_sha256":"bd27137fc81711084b84ee9434708d45adf01fa6e5b339b781a9fe835b9f7a9d","schema_version":"1.0","event_id":"sha256:bd27137fc81711084b84ee9434708d45adf01fa6e5b339b781a9fe835b9f7a9d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RLCF5FJTJ236XPGYL6CWKUBCIO/bundle.json","state_url":"https://pith.science/pith/RLCF5FJTJ236XPGYL6CWKUBCIO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RLCF5FJTJ236XPGYL6CWKUBCIO/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":"2026-07-02T12:53:41Z","links":{"resolver":"https://pith.science/pith/RLCF5FJTJ236XPGYL6CWKUBCIO","bundle":"https://pith.science/pith/RLCF5FJTJ236XPGYL6CWKUBCIO/bundle.json","state":"https://pith.science/pith/RLCF5FJTJ236XPGYL6CWKUBCIO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RLCF5FJTJ236XPGYL6CWKUBCIO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:RLCF5FJTJ236XPGYL6CWKUBCIO","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":"2fba0d0d1534935a235f0e4b1ea280975212243a77bbdcd1aeaa2208c93c5532","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.RO","submitted_at":"2026-06-30T15:45:34Z","title_canon_sha256":"38d8eee63c7b49c33bce9c2e4b02ca717321dc8a1f7394766586abc3470ae5b4"},"schema_version":"1.0","source":{"id":"2606.31844","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.31844","created_at":"2026-07-01T01:18:17Z"},{"alias_kind":"arxiv_version","alias_value":"2606.31844v1","created_at":"2026-07-01T01:18:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.31844","created_at":"2026-07-01T01:18:17Z"},{"alias_kind":"pith_short_12","alias_value":"RLCF5FJTJ236","created_at":"2026-07-01T01:18:17Z"},{"alias_kind":"pith_short_16","alias_value":"RLCF5FJTJ236XPGY","created_at":"2026-07-01T01:18:17Z"},{"alias_kind":"pith_short_8","alias_value":"RLCF5FJT","created_at":"2026-07-01T01:18:17Z"}],"graph_snapshots":[{"event_id":"sha256:bd27137fc81711084b84ee9434708d45adf01fa6e5b339b781a9fe835b9f7a9d","target":"graph","created_at":"2026-07-01T01:18:17Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2606.31844/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A local-to-global context mismatch arises when autoregressive traffic simulators trained on ego-centric driving logs are deployed in globally observable closed-loop environments. In such logs, the ego vehicle has rich local observations, while surrounding agents are only partially observed due to perception limits and occlusions. As a result, simulators may learn incomplete context--action mappings that remain hidden in log-based training but emerge during closed-loop rollouts, leading to unrealistic behaviors such as abnormal stops, unsafe interactions, and rule violations. We propose CRAFT, ","authors_text":"Peng Chen, Tan Xiang, Xintao Yan, Ziyan Wang","cross_cats":["cs.AI"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.RO","submitted_at":"2026-06-30T15:45:34Z","title":"Bridging Local Observation and Global Simulation in Closed-Loop Traffic Modeling"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.31844","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:f46d46a3f3ce0ea92fd2ed46667737c506fe9a0b4ca4b2888da3a5f0e640178d","target":"record","created_at":"2026-07-01T01:18:17Z","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":"2fba0d0d1534935a235f0e4b1ea280975212243a77bbdcd1aeaa2208c93c5532","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.RO","submitted_at":"2026-06-30T15:45:34Z","title_canon_sha256":"38d8eee63c7b49c33bce9c2e4b02ca717321dc8a1f7394766586abc3470ae5b4"},"schema_version":"1.0","source":{"id":"2606.31844","kind":"arxiv","version":1}},"canonical_sha256":"8ac45e95334eb7ebbcd85f8565502243bda6e673e22d34d1410ec7a978d02509","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8ac45e95334eb7ebbcd85f8565502243bda6e673e22d34d1410ec7a978d02509","first_computed_at":"2026-07-01T01:18:17.416923Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-01T01:18:17.416923Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"u17wH5qoaNfo89/po5BdND/XOuPLExTugH/8AtIeEIRmrFIq0G82ku/6ILUBMCO8pNMMNxFRkCquYwIqnhAwDw==","signature_status":"signed_v1","signed_at":"2026-07-01T01:18:17.417362Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.31844","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f46d46a3f3ce0ea92fd2ed46667737c506fe9a0b4ca4b2888da3a5f0e640178d","sha256:bd27137fc81711084b84ee9434708d45adf01fa6e5b339b781a9fe835b9f7a9d"],"state_sha256":"1223ddc82d355334ba0fbee696ce65aad578491443689a441677cd97c950285d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BqXFR86f5W9DkGIvgfqoGVBHKrqmBWtCkvwAgxAc828GdmTNvxLyvVJ4t440TqNLbSZxBJJwnViPtLqwRBIxCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-02T12:53:41.385773Z","bundle_sha256":"7acf7816f85b7115b8e51301742a663eb311160851e7cc0b649e73c683d65775"}}