{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:3LYONQFGAAPJLFME7SSDPEWZ3X","short_pith_number":"pith:3LYONQFG","canonical_record":{"source":{"id":"2409.19090","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"stat.AP","submitted_at":"2024-09-27T18:41:26Z","cross_cats_sorted":["cs.SY","eess.SY"],"title_canon_sha256":"6dab51aa88aaf1db5e104c2b4a86039feac778186b7bff16139a64eb5b30f6db","abstract_canon_sha256":"a125c7122eb555e23153ebc3910d362dbe41154696bd871b53192a6143e00150"},"schema_version":"1.0"},"canonical_sha256":"daf0e6c0a6001e959584fca43792d9dde8b704b8a8820b3f020c92f47870fa79","source":{"kind":"arxiv","id":"2409.19090","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.19090","created_at":"2026-07-05T09:13:10Z"},{"alias_kind":"arxiv_version","alias_value":"2409.19090v1","created_at":"2026-07-05T09:13:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.19090","created_at":"2026-07-05T09:13:10Z"},{"alias_kind":"pith_short_12","alias_value":"3LYONQFGAAPJ","created_at":"2026-07-05T09:13:10Z"},{"alias_kind":"pith_short_16","alias_value":"3LYONQFGAAPJLFME","created_at":"2026-07-05T09:13:10Z"},{"alias_kind":"pith_short_8","alias_value":"3LYONQFG","created_at":"2026-07-05T09:13:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:3LYONQFGAAPJLFME7SSDPEWZ3X","target":"record","payload":{"canonical_record":{"source":{"id":"2409.19090","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"stat.AP","submitted_at":"2024-09-27T18:41:26Z","cross_cats_sorted":["cs.SY","eess.SY"],"title_canon_sha256":"6dab51aa88aaf1db5e104c2b4a86039feac778186b7bff16139a64eb5b30f6db","abstract_canon_sha256":"a125c7122eb555e23153ebc3910d362dbe41154696bd871b53192a6143e00150"},"schema_version":"1.0"},"canonical_sha256":"daf0e6c0a6001e959584fca43792d9dde8b704b8a8820b3f020c92f47870fa79","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:13:10.464295Z","signature_b64":"AdwIOLuRMZqAG0NpXmmvipJF9DX3d+QCZtOZ2WzbSD0Ta8vCWy6rejCeTyygIFsfCwdgNKe8T6MlVLVRH31EAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"daf0e6c0a6001e959584fca43792d9dde8b704b8a8820b3f020c92f47870fa79","last_reissued_at":"2026-07-05T09:13:10.463769Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:13:10.463769Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2409.19090","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":"2026-07-05T09:13:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fQdnN7Hm7EVNyglPdrXN62m9+Eab+f54AUzAsePktt0wY+E3vUZrVlR2/3k9FZ0laobtn97iv3FFT009PkTmBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-24T03:08:03.695813Z"},"content_sha256":"5b6f6e377047b2e4f79e6c83c71995c0861d3543ee4e63982302c0121346fe7a","schema_version":"1.0","event_id":"sha256:5b6f6e377047b2e4f79e6c83c71995c0861d3543ee4e63982302c0121346fe7a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:3LYONQFGAAPJLFME7SSDPEWZ3X","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Calibrating microscopic traffic models with macroscopic data","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["cs.SY","eess.SY"],"primary_cat":"stat.AP","authors_text":"Dominik Karbowski, Felipe de Souza, Yanbing Wang","submitted_at":"2024-09-27T18:41:26Z","abstract_excerpt":"Traffic microsimulation is a crucial tool that uses microscopic traffic models, such as car-following and lane-change models, to simulate the trajectories of individual agents. This digital platform allows for the assessment of the impact of emerging technologies on transportation system performance. While these microscopic models are based on mathematical structures, their parameters must be fitted to real-world data through a process called model calibration. Despite extensive studies on calibration, the focus has predominantly been on fitting microscopic data, such as trajectories, rather t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.19090","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/2409.19090/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":"2026-07-05T09:13:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tONybP0LNqco8ExiFkcMn6wxRuUAdU+QeuM+qg3lab/CCVGzzgTSz7KwmhM1U+l3C/z6THhmOwT/qlJ3sQHWDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-24T03:08:03.696335Z"},"content_sha256":"37acd25dcb66e5e18004246da91c46ac2fe6c920a67e680d5ca3f3de3b48b586","schema_version":"1.0","event_id":"sha256:37acd25dcb66e5e18004246da91c46ac2fe6c920a67e680d5ca3f3de3b48b586"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3LYONQFGAAPJLFME7SSDPEWZ3X/bundle.json","state_url":"https://pith.science/pith/3LYONQFGAAPJLFME7SSDPEWZ3X/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3LYONQFGAAPJLFME7SSDPEWZ3X/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":"2026-08-24T03:08:03Z","links":{"resolver":"https://pith.science/pith/3LYONQFGAAPJLFME7SSDPEWZ3X","bundle":"https://pith.science/pith/3LYONQFGAAPJLFME7SSDPEWZ3X/bundle.json","state":"https://pith.science/pith/3LYONQFGAAPJLFME7SSDPEWZ3X/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3LYONQFGAAPJLFME7SSDPEWZ3X/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:3LYONQFGAAPJLFME7SSDPEWZ3X","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":"a125c7122eb555e23153ebc3910d362dbe41154696bd871b53192a6143e00150","cross_cats_sorted":["cs.SY","eess.SY"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"stat.AP","submitted_at":"2024-09-27T18:41:26Z","title_canon_sha256":"6dab51aa88aaf1db5e104c2b4a86039feac778186b7bff16139a64eb5b30f6db"},"schema_version":"1.0","source":{"id":"2409.19090","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.19090","created_at":"2026-07-05T09:13:10Z"},{"alias_kind":"arxiv_version","alias_value":"2409.19090v1","created_at":"2026-07-05T09:13:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.19090","created_at":"2026-07-05T09:13:10Z"},{"alias_kind":"pith_short_12","alias_value":"3LYONQFGAAPJ","created_at":"2026-07-05T09:13:10Z"},{"alias_kind":"pith_short_16","alias_value":"3LYONQFGAAPJLFME","created_at":"2026-07-05T09:13:10Z"},{"alias_kind":"pith_short_8","alias_value":"3LYONQFG","created_at":"2026-07-05T09:13:10Z"}],"graph_snapshots":[{"event_id":"sha256:37acd25dcb66e5e18004246da91c46ac2fe6c920a67e680d5ca3f3de3b48b586","target":"graph","created_at":"2026-07-05T09:13:10Z","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/2409.19090/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Traffic microsimulation is a crucial tool that uses microscopic traffic models, such as car-following and lane-change models, to simulate the trajectories of individual agents. This digital platform allows for the assessment of the impact of emerging technologies on transportation system performance. While these microscopic models are based on mathematical structures, their parameters must be fitted to real-world data through a process called model calibration. Despite extensive studies on calibration, the focus has predominantly been on fitting microscopic data, such as trajectories, rather t","authors_text":"Dominik Karbowski, Felipe de Souza, Yanbing Wang","cross_cats":["cs.SY","eess.SY"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"stat.AP","submitted_at":"2024-09-27T18:41:26Z","title":"Calibrating microscopic traffic models with macroscopic data"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.19090","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":"sha256:5b6f6e377047b2e4f79e6c83c71995c0861d3543ee4e63982302c0121346fe7a","target":"record","created_at":"2026-07-05T09:13:10Z","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":"a125c7122eb555e23153ebc3910d362dbe41154696bd871b53192a6143e00150","cross_cats_sorted":["cs.SY","eess.SY"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"stat.AP","submitted_at":"2024-09-27T18:41:26Z","title_canon_sha256":"6dab51aa88aaf1db5e104c2b4a86039feac778186b7bff16139a64eb5b30f6db"},"schema_version":"1.0","source":{"id":"2409.19090","kind":"arxiv","version":1}},"canonical_sha256":"daf0e6c0a6001e959584fca43792d9dde8b704b8a8820b3f020c92f47870fa79","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"daf0e6c0a6001e959584fca43792d9dde8b704b8a8820b3f020c92f47870fa79","first_computed_at":"2026-07-05T09:13:10.463769Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:13:10.463769Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AdwIOLuRMZqAG0NpXmmvipJF9DX3d+QCZtOZ2WzbSD0Ta8vCWy6rejCeTyygIFsfCwdgNKe8T6MlVLVRH31EAA==","signature_status":"signed_v1","signed_at":"2026-07-05T09:13:10.464295Z","signed_message":"canonical_sha256_bytes"},"source_id":"2409.19090","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5b6f6e377047b2e4f79e6c83c71995c0861d3543ee4e63982302c0121346fe7a","sha256:37acd25dcb66e5e18004246da91c46ac2fe6c920a67e680d5ca3f3de3b48b586"],"state_sha256":"a4b6c59770218bf0613acccf1781e4060f84b17dd26671223594403737a7be5b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vEEtubpqdy1AzfFx9D9SIkdpL7ZbZH9cHWjCoi17l/vRhtC9AZRn+Dutmhc75516gcf5Xl+ePasvP/5lnEziDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-24T03:08:03.700519Z","bundle_sha256":"fb5d80244fd4f9d9f9ce57d26109aeb6ee6ee69c406c685b9b02e4b3f2cf4555"}}