{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:JCOOADHGBN34TX5LKJDW736W6G","short_pith_number":"pith:JCOOADHG","canonical_record":{"source":{"id":"2504.04530","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2025-04-06T16:04:19Z","cross_cats_sorted":[],"title_canon_sha256":"b3a2ba5103bb1534496a955595212759fef9499f03f9288b5a1f62ded8fd14f0","abstract_canon_sha256":"ec117bcd55a9d3630ee078c56b8b72af3e3d6c9e631a449a389a87a8a0d8394b"},"schema_version":"1.0"},"canonical_sha256":"489ce00ce60b77c9dfab52476fefd6f19750ee908eb745be5002f972035350f9","source":{"kind":"arxiv","id":"2504.04530","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.04530","created_at":"2026-07-05T10:45:25Z"},{"alias_kind":"arxiv_version","alias_value":"2504.04530v1","created_at":"2026-07-05T10:45:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.04530","created_at":"2026-07-05T10:45:25Z"},{"alias_kind":"pith_short_12","alias_value":"JCOOADHGBN34","created_at":"2026-07-05T10:45:25Z"},{"alias_kind":"pith_short_16","alias_value":"JCOOADHGBN34TX5L","created_at":"2026-07-05T10:45:25Z"},{"alias_kind":"pith_short_8","alias_value":"JCOOADHG","created_at":"2026-07-05T10:45:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:JCOOADHGBN34TX5LKJDW736W6G","target":"record","payload":{"canonical_record":{"source":{"id":"2504.04530","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2025-04-06T16:04:19Z","cross_cats_sorted":[],"title_canon_sha256":"b3a2ba5103bb1534496a955595212759fef9499f03f9288b5a1f62ded8fd14f0","abstract_canon_sha256":"ec117bcd55a9d3630ee078c56b8b72af3e3d6c9e631a449a389a87a8a0d8394b"},"schema_version":"1.0"},"canonical_sha256":"489ce00ce60b77c9dfab52476fefd6f19750ee908eb745be5002f972035350f9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:45:25.510197Z","signature_b64":"q3svWBAd+7hv8wjR89vkG0jTHPsPj51J5TowAlNXeBR9fqqWf4qJpwwlUzrtKCjTdpIF2dcu1rGdTHR7AqmwCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"489ce00ce60b77c9dfab52476fefd6f19750ee908eb745be5002f972035350f9","last_reissued_at":"2026-07-05T10:45:25.509751Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:45:25.509751Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2504.04530","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":"2026-07-05T10:45:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RjQNXTN5nZgz/P+WpYFVykx9J93Ceelxxp9wiXYbY+mGmFhlhq02jGtqccFfJSZxte1Azg/R1QscWulxOMR6Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T14:09:17.874966Z"},"content_sha256":"011f0d24128f761e3568ab515bc9c3e371528c6a36e2d3e50769019f1499f365","schema_version":"1.0","event_id":"sha256:011f0d24128f761e3568ab515bc9c3e371528c6a36e2d3e50769019f1499f365"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:JCOOADHGBN34TX5LKJDW736W6G","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Understanding Collective Stability of ACC Systems: From Theory to Real-World Observations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.soc-ph","authors_text":"Antoine Tordeux, Parthib Khound, Raphael Korbmacher","submitted_at":"2025-04-06T16:04:19Z","abstract_excerpt":"Autonomated vehicles (AVs) are expected to have a profound impact on society, with high expectations for their potential benefits. One key anticipated benefit is the reduction of traffic congestion and stop-and-go waves, which negatively affect fuel efficiency, travel time, and environmental sustainability. This paper presents a comprehensive review and meta-analysis of the impact of AVs on the longitudinal collective stability of vehicle single file. We focus on adaptive cruise control (ACC) systems, a widely used precursor technology to fully autonomous driving. ACC controllers have been stu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.04530","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/2504.04530/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":"2026-07-05T10:45:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mvTKV7iLwknWYSoJgWEr4XYJAT0a7DGu8xWJ5vNqFB70T+ATIpa6SGDakWF3VKBaMB4W5Fhp3XP5UWgTc1IGAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T14:09:17.875503Z"},"content_sha256":"b05dbe4255e6c2080ea0161b64084ae2f53182c8044cef75d4d61f04f0711dfc","schema_version":"1.0","event_id":"sha256:b05dbe4255e6c2080ea0161b64084ae2f53182c8044cef75d4d61f04f0711dfc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JCOOADHGBN34TX5LKJDW736W6G/bundle.json","state_url":"https://pith.science/pith/JCOOADHGBN34TX5LKJDW736W6G/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JCOOADHGBN34TX5LKJDW736W6G/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":"2026-08-13T14:09:17Z","links":{"resolver":"https://pith.science/pith/JCOOADHGBN34TX5LKJDW736W6G","bundle":"https://pith.science/pith/JCOOADHGBN34TX5LKJDW736W6G/bundle.json","state":"https://pith.science/pith/JCOOADHGBN34TX5LKJDW736W6G/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JCOOADHGBN34TX5LKJDW736W6G/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:JCOOADHGBN34TX5LKJDW736W6G","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":"ec117bcd55a9d3630ee078c56b8b72af3e3d6c9e631a449a389a87a8a0d8394b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2025-04-06T16:04:19Z","title_canon_sha256":"b3a2ba5103bb1534496a955595212759fef9499f03f9288b5a1f62ded8fd14f0"},"schema_version":"1.0","source":{"id":"2504.04530","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.04530","created_at":"2026-07-05T10:45:25Z"},{"alias_kind":"arxiv_version","alias_value":"2504.04530v1","created_at":"2026-07-05T10:45:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.04530","created_at":"2026-07-05T10:45:25Z"},{"alias_kind":"pith_short_12","alias_value":"JCOOADHGBN34","created_at":"2026-07-05T10:45:25Z"},{"alias_kind":"pith_short_16","alias_value":"JCOOADHGBN34TX5L","created_at":"2026-07-05T10:45:25Z"},{"alias_kind":"pith_short_8","alias_value":"JCOOADHG","created_at":"2026-07-05T10:45:25Z"}],"graph_snapshots":[{"event_id":"sha256:b05dbe4255e6c2080ea0161b64084ae2f53182c8044cef75d4d61f04f0711dfc","target":"graph","created_at":"2026-07-05T10:45:25Z","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/2504.04530/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Autonomated vehicles (AVs) are expected to have a profound impact on society, with high expectations for their potential benefits. One key anticipated benefit is the reduction of traffic congestion and stop-and-go waves, which negatively affect fuel efficiency, travel time, and environmental sustainability. This paper presents a comprehensive review and meta-analysis of the impact of AVs on the longitudinal collective stability of vehicle single file. We focus on adaptive cruise control (ACC) systems, a widely used precursor technology to fully autonomous driving. ACC controllers have been stu","authors_text":"Antoine Tordeux, Parthib Khound, Raphael Korbmacher","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2025-04-06T16:04:19Z","title":"Understanding Collective Stability of ACC Systems: From Theory to Real-World Observations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.04530","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":"sha256:011f0d24128f761e3568ab515bc9c3e371528c6a36e2d3e50769019f1499f365","target":"record","created_at":"2026-07-05T10:45:25Z","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":"ec117bcd55a9d3630ee078c56b8b72af3e3d6c9e631a449a389a87a8a0d8394b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2025-04-06T16:04:19Z","title_canon_sha256":"b3a2ba5103bb1534496a955595212759fef9499f03f9288b5a1f62ded8fd14f0"},"schema_version":"1.0","source":{"id":"2504.04530","kind":"arxiv","version":1}},"canonical_sha256":"489ce00ce60b77c9dfab52476fefd6f19750ee908eb745be5002f972035350f9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"489ce00ce60b77c9dfab52476fefd6f19750ee908eb745be5002f972035350f9","first_computed_at":"2026-07-05T10:45:25.509751Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:45:25.509751Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"q3svWBAd+7hv8wjR89vkG0jTHPsPj51J5TowAlNXeBR9fqqWf4qJpwwlUzrtKCjTdpIF2dcu1rGdTHR7AqmwCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T10:45:25.510197Z","signed_message":"canonical_sha256_bytes"},"source_id":"2504.04530","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:011f0d24128f761e3568ab515bc9c3e371528c6a36e2d3e50769019f1499f365","sha256:b05dbe4255e6c2080ea0161b64084ae2f53182c8044cef75d4d61f04f0711dfc"],"state_sha256":"e085de1cdeba7ac5e3f0d21c8621759a7121007b59fb7fb728a11772400f9813"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p0j0r9Hus3nhhHk+6+l6MpreBGoTOzWzO2GcM9wNrb8fpWvErnxGhMg+vY3ReFabHQ0EdxOCTtfrAX5pGkz/CA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T14:09:17.897663Z","bundle_sha256":"1becae65509e8a5612a7f7f7a2ed0cd6a8a610892cff07695538b4f60db84c28"}}