{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:7R2DOD4JW725IZQN6X7SREEHFA","short_pith_number":"pith:7R2DOD4J","canonical_record":{"source":{"id":"2506.18354","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CG","submitted_at":"2025-06-23T07:30:17Z","cross_cats_sorted":["cs.DS"],"title_canon_sha256":"ad1b9ee0bcf339536268953152f00d6cc25bd71fe4c0a9ff3c7870b6bfa3d43e","abstract_canon_sha256":"11b8bf4527a1f98404e4051971d4143ad8c7a3e2271bc325a355a22a3f8106b1"},"schema_version":"1.0"},"canonical_sha256":"fc74370f89b7f5d4660df5ff28908728391f4ccde176dcf0b81556fe9c281fd2","source":{"kind":"arxiv","id":"2506.18354","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.18354","created_at":"2026-07-05T11:25:49Z"},{"alias_kind":"arxiv_version","alias_value":"2506.18354v1","created_at":"2026-07-05T11:25:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.18354","created_at":"2026-07-05T11:25:49Z"},{"alias_kind":"pith_short_12","alias_value":"7R2DOD4JW725","created_at":"2026-07-05T11:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"7R2DOD4JW725IZQN","created_at":"2026-07-05T11:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"7R2DOD4J","created_at":"2026-07-05T11:25:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:7R2DOD4JW725IZQN6X7SREEHFA","target":"record","payload":{"canonical_record":{"source":{"id":"2506.18354","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CG","submitted_at":"2025-06-23T07:30:17Z","cross_cats_sorted":["cs.DS"],"title_canon_sha256":"ad1b9ee0bcf339536268953152f00d6cc25bd71fe4c0a9ff3c7870b6bfa3d43e","abstract_canon_sha256":"11b8bf4527a1f98404e4051971d4143ad8c7a3e2271bc325a355a22a3f8106b1"},"schema_version":"1.0"},"canonical_sha256":"fc74370f89b7f5d4660df5ff28908728391f4ccde176dcf0b81556fe9c281fd2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:25:49.109623Z","signature_b64":"cudP0za/HJkkPu3h168sOPA0aqac8RMizRjBU6hsEOAfsQ5a1qlccKF0bXBrXnqvXe/x5Z/+lI/X2OBDmSPTDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fc74370f89b7f5d4660df5ff28908728391f4ccde176dcf0b81556fe9c281fd2","last_reissued_at":"2026-07-05T11:25:49.109151Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:25:49.109151Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2506.18354","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":"2026-07-05T11:25:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IdJwW1vtqGXOZntqVtGELCSeiaAyqz2XUtYxhdTdDjBGp++usmmWKQUyO/fdE3Rx67/W5RkMQRRa9fOl1PTdAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T12:43:55.015930Z"},"content_sha256":"9ccc6d5b50919372b39073c54250d6ee2c9db286d1d0046f6eeb194733e2388c","schema_version":"1.0","event_id":"sha256:9ccc6d5b50919372b39073c54250d6ee2c9db286d1d0046f6eeb194733e2388c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:7R2DOD4JW725IZQN6X7SREEHFA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Continuous Map Matching to Paths under Travel Time Constraints","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.DS"],"primary_cat":"cs.CG","authors_text":"Sabine Storandt, Yannick Bosch","submitted_at":"2025-06-23T07:30:17Z","abstract_excerpt":"In this paper, we study the problem of map matching with travel time constraints. Given a sequence of $k$ spatio-temporal measurements and an embedded path graph with travel time costs, the goal is to snap each measurement to a close-by location in the graph, such that consecutive locations can be reached from one another along the path within the timestamp difference of the respective measurements. This problem arises in public transit data processing as well as in map matching of movement trajectories to general graphs. We show that the classical approach for this problem, which relies on se"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.18354","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/2506.18354/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":"2026-07-05T11:25:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0yttlIvlyha/D7eR/Ru3vWjqSEVQoUbd8usfKgdABOQWBK61dHH8YZ2YR5aeUdxU5QLuw5oWIqmRRn9DHoLIAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T12:43:55.016404Z"},"content_sha256":"07fbc72c8a8271222e7e8585f5a5ed8c35c9aa5db2dec40c7f48c18aa08736af","schema_version":"1.0","event_id":"sha256:07fbc72c8a8271222e7e8585f5a5ed8c35c9aa5db2dec40c7f48c18aa08736af"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7R2DOD4JW725IZQN6X7SREEHFA/bundle.json","state_url":"https://pith.science/pith/7R2DOD4JW725IZQN6X7SREEHFA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7R2DOD4JW725IZQN6X7SREEHFA/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":"2026-08-04T12:43:55Z","links":{"resolver":"https://pith.science/pith/7R2DOD4JW725IZQN6X7SREEHFA","bundle":"https://pith.science/pith/7R2DOD4JW725IZQN6X7SREEHFA/bundle.json","state":"https://pith.science/pith/7R2DOD4JW725IZQN6X7SREEHFA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7R2DOD4JW725IZQN6X7SREEHFA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:7R2DOD4JW725IZQN6X7SREEHFA","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":"11b8bf4527a1f98404e4051971d4143ad8c7a3e2271bc325a355a22a3f8106b1","cross_cats_sorted":["cs.DS"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CG","submitted_at":"2025-06-23T07:30:17Z","title_canon_sha256":"ad1b9ee0bcf339536268953152f00d6cc25bd71fe4c0a9ff3c7870b6bfa3d43e"},"schema_version":"1.0","source":{"id":"2506.18354","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.18354","created_at":"2026-07-05T11:25:49Z"},{"alias_kind":"arxiv_version","alias_value":"2506.18354v1","created_at":"2026-07-05T11:25:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.18354","created_at":"2026-07-05T11:25:49Z"},{"alias_kind":"pith_short_12","alias_value":"7R2DOD4JW725","created_at":"2026-07-05T11:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"7R2DOD4JW725IZQN","created_at":"2026-07-05T11:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"7R2DOD4J","created_at":"2026-07-05T11:25:49Z"}],"graph_snapshots":[{"event_id":"sha256:07fbc72c8a8271222e7e8585f5a5ed8c35c9aa5db2dec40c7f48c18aa08736af","target":"graph","created_at":"2026-07-05T11:25:49Z","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/2506.18354/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this paper, we study the problem of map matching with travel time constraints. Given a sequence of $k$ spatio-temporal measurements and an embedded path graph with travel time costs, the goal is to snap each measurement to a close-by location in the graph, such that consecutive locations can be reached from one another along the path within the timestamp difference of the respective measurements. This problem arises in public transit data processing as well as in map matching of movement trajectories to general graphs. We show that the classical approach for this problem, which relies on se","authors_text":"Sabine Storandt, Yannick Bosch","cross_cats":["cs.DS"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CG","submitted_at":"2025-06-23T07:30:17Z","title":"Continuous Map Matching to Paths under Travel Time Constraints"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.18354","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":"sha256:9ccc6d5b50919372b39073c54250d6ee2c9db286d1d0046f6eeb194733e2388c","target":"record","created_at":"2026-07-05T11:25:49Z","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":"11b8bf4527a1f98404e4051971d4143ad8c7a3e2271bc325a355a22a3f8106b1","cross_cats_sorted":["cs.DS"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CG","submitted_at":"2025-06-23T07:30:17Z","title_canon_sha256":"ad1b9ee0bcf339536268953152f00d6cc25bd71fe4c0a9ff3c7870b6bfa3d43e"},"schema_version":"1.0","source":{"id":"2506.18354","kind":"arxiv","version":1}},"canonical_sha256":"fc74370f89b7f5d4660df5ff28908728391f4ccde176dcf0b81556fe9c281fd2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fc74370f89b7f5d4660df5ff28908728391f4ccde176dcf0b81556fe9c281fd2","first_computed_at":"2026-07-05T11:25:49.109151Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:25:49.109151Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cudP0za/HJkkPu3h168sOPA0aqac8RMizRjBU6hsEOAfsQ5a1qlccKF0bXBrXnqvXe/x5Z/+lI/X2OBDmSPTDg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:25:49.109623Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.18354","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9ccc6d5b50919372b39073c54250d6ee2c9db286d1d0046f6eeb194733e2388c","sha256:07fbc72c8a8271222e7e8585f5a5ed8c35c9aa5db2dec40c7f48c18aa08736af"],"state_sha256":"4d1a194e3bffce41691c9fdfbb2427407f98a4bbe243414cfae989c0e9dca7e4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"np7bBUvSUhPQEba5nnr8NzHzzVP9FpGCvrS00eAMGTXqDT1PAXeNHk7FLjAR6F41Svy5gipqlTnl6cmpTSi6BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T12:43:55.022040Z","bundle_sha256":"dc43b65977982904c4c8e39d06eee67b2ee2c8f1201a08e65e17691eb0b2cdd2"}}