{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:4DQZZ3DWSXM4NEYW6WS5UCIJUC","short_pith_number":"pith:4DQZZ3DW","canonical_record":{"source":{"id":"2205.01640","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.soc-ph","submitted_at":"2022-03-11T16:09:01Z","cross_cats_sorted":["cs.SY","eess.SY"],"title_canon_sha256":"c364bf77a17ed727708891e7c114befb47bde7288086131ce50fcaf85f781351","abstract_canon_sha256":"c2230c32ed4167ce434a1e3524eb42a941ce43a7945620b27b9e5a51bbd0752c"},"schema_version":"1.0"},"canonical_sha256":"e0e19cec7695d9c69316f5a5da0909a093d994cd8c43565870a87bb0820a4f8a","source":{"kind":"arxiv","id":"2205.01640","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2205.01640","created_at":"2026-07-05T04:20:07Z"},{"alias_kind":"arxiv_version","alias_value":"2205.01640v1","created_at":"2026-07-05T04:20:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2205.01640","created_at":"2026-07-05T04:20:07Z"},{"alias_kind":"pith_short_12","alias_value":"4DQZZ3DWSXM4","created_at":"2026-07-05T04:20:07Z"},{"alias_kind":"pith_short_16","alias_value":"4DQZZ3DWSXM4NEYW","created_at":"2026-07-05T04:20:07Z"},{"alias_kind":"pith_short_8","alias_value":"4DQZZ3DW","created_at":"2026-07-05T04:20:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:4DQZZ3DWSXM4NEYW6WS5UCIJUC","target":"record","payload":{"canonical_record":{"source":{"id":"2205.01640","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.soc-ph","submitted_at":"2022-03-11T16:09:01Z","cross_cats_sorted":["cs.SY","eess.SY"],"title_canon_sha256":"c364bf77a17ed727708891e7c114befb47bde7288086131ce50fcaf85f781351","abstract_canon_sha256":"c2230c32ed4167ce434a1e3524eb42a941ce43a7945620b27b9e5a51bbd0752c"},"schema_version":"1.0"},"canonical_sha256":"e0e19cec7695d9c69316f5a5da0909a093d994cd8c43565870a87bb0820a4f8a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:20:07.158437Z","signature_b64":"jqZyrAlD49s99J4kVQroLtvp4YvF1IeTjULwQVdAJdXLP4+WCP2ApYtSNRLMbWriWXr22hrPGb1Ioj1m6cFTAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e0e19cec7695d9c69316f5a5da0909a093d994cd8c43565870a87bb0820a4f8a","last_reissued_at":"2026-07-05T04:20:07.157963Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:20:07.157963Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2205.01640","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":"2026-07-05T04:20:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TAJR0UcVLL7gsjRKvGf7ZQidB9V05ru7vif37E5Xnb7/SclNAli5DogNjTRble44YphhXTEiCuTmx7a92kmVCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T20:20:54.685414Z"},"content_sha256":"d6fbed102cf2d9c9f4c799751de516d4917b5c47fbbf5dda081801f42fe359cf","schema_version":"1.0","event_id":"sha256:d6fbed102cf2d9c9f4c799751de516d4917b5c47fbbf5dda081801f42fe359cf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:4DQZZ3DWSXM4NEYW6WS5UCIJUC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Adaptive Traffic Signal Control for Developing Countries Using Fused Parameters Derived from Crowd-Source Data","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.SY","eess.SY"],"primary_cat":"physics.soc-ph","authors_text":"Abhisek Mudgal, Ankit Gupta, Devanjan Bhattacharya, Sumit Mishra, Vishal Singh","submitted_at":"2022-03-11T16:09:01Z","abstract_excerpt":"Advancement of mobile technologies has enabled economical collection, storage, processing, and sharing of traffic data. These data are made accessible to intended users through various application program interfaces (API) and can be used to recognize and mitigate congestion in real time. In this paper, quantitative (time of arrival) and qualitative (color-coded congestion levels) data were acquired from the Google traffic APIs. New parameters that reflect heterogeneous traffic conditions were defined and utilized for real-time control of traffic signals while maintaining the green-to-red time "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2205.01640","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/2205.01640/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":"2026-07-05T04:20:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OlnOf0cTGRMjyMn46r15JuQN65jI5DuIPv524TqjyrA3RKgRAc0ldSzcXPSxmq11ZMTTOz87c2ILJJPTVc4MBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T20:20:54.686002Z"},"content_sha256":"815a41914220360b06a833d257eda96452be5f8a2210ac0157ac8feabab9b117","schema_version":"1.0","event_id":"sha256:815a41914220360b06a833d257eda96452be5f8a2210ac0157ac8feabab9b117"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4DQZZ3DWSXM4NEYW6WS5UCIJUC/bundle.json","state_url":"https://pith.science/pith/4DQZZ3DWSXM4NEYW6WS5UCIJUC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4DQZZ3DWSXM4NEYW6WS5UCIJUC/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":"2026-08-04T20:20:54Z","links":{"resolver":"https://pith.science/pith/4DQZZ3DWSXM4NEYW6WS5UCIJUC","bundle":"https://pith.science/pith/4DQZZ3DWSXM4NEYW6WS5UCIJUC/bundle.json","state":"https://pith.science/pith/4DQZZ3DWSXM4NEYW6WS5UCIJUC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4DQZZ3DWSXM4NEYW6WS5UCIJUC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:4DQZZ3DWSXM4NEYW6WS5UCIJUC","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":"c2230c32ed4167ce434a1e3524eb42a941ce43a7945620b27b9e5a51bbd0752c","cross_cats_sorted":["cs.SY","eess.SY"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.soc-ph","submitted_at":"2022-03-11T16:09:01Z","title_canon_sha256":"c364bf77a17ed727708891e7c114befb47bde7288086131ce50fcaf85f781351"},"schema_version":"1.0","source":{"id":"2205.01640","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2205.01640","created_at":"2026-07-05T04:20:07Z"},{"alias_kind":"arxiv_version","alias_value":"2205.01640v1","created_at":"2026-07-05T04:20:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2205.01640","created_at":"2026-07-05T04:20:07Z"},{"alias_kind":"pith_short_12","alias_value":"4DQZZ3DWSXM4","created_at":"2026-07-05T04:20:07Z"},{"alias_kind":"pith_short_16","alias_value":"4DQZZ3DWSXM4NEYW","created_at":"2026-07-05T04:20:07Z"},{"alias_kind":"pith_short_8","alias_value":"4DQZZ3DW","created_at":"2026-07-05T04:20:07Z"}],"graph_snapshots":[{"event_id":"sha256:815a41914220360b06a833d257eda96452be5f8a2210ac0157ac8feabab9b117","target":"graph","created_at":"2026-07-05T04:20:07Z","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/2205.01640/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Advancement of mobile technologies has enabled economical collection, storage, processing, and sharing of traffic data. These data are made accessible to intended users through various application program interfaces (API) and can be used to recognize and mitigate congestion in real time. In this paper, quantitative (time of arrival) and qualitative (color-coded congestion levels) data were acquired from the Google traffic APIs. New parameters that reflect heterogeneous traffic conditions were defined and utilized for real-time control of traffic signals while maintaining the green-to-red time ","authors_text":"Abhisek Mudgal, Ankit Gupta, Devanjan Bhattacharya, Sumit Mishra, Vishal Singh","cross_cats":["cs.SY","eess.SY"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.soc-ph","submitted_at":"2022-03-11T16:09:01Z","title":"Adaptive Traffic Signal Control for Developing Countries Using Fused Parameters Derived from Crowd-Source Data"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2205.01640","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:d6fbed102cf2d9c9f4c799751de516d4917b5c47fbbf5dda081801f42fe359cf","target":"record","created_at":"2026-07-05T04:20:07Z","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":"c2230c32ed4167ce434a1e3524eb42a941ce43a7945620b27b9e5a51bbd0752c","cross_cats_sorted":["cs.SY","eess.SY"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.soc-ph","submitted_at":"2022-03-11T16:09:01Z","title_canon_sha256":"c364bf77a17ed727708891e7c114befb47bde7288086131ce50fcaf85f781351"},"schema_version":"1.0","source":{"id":"2205.01640","kind":"arxiv","version":1}},"canonical_sha256":"e0e19cec7695d9c69316f5a5da0909a093d994cd8c43565870a87bb0820a4f8a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e0e19cec7695d9c69316f5a5da0909a093d994cd8c43565870a87bb0820a4f8a","first_computed_at":"2026-07-05T04:20:07.157963Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:20:07.157963Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jqZyrAlD49s99J4kVQroLtvp4YvF1IeTjULwQVdAJdXLP4+WCP2ApYtSNRLMbWriWXr22hrPGb1Ioj1m6cFTAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T04:20:07.158437Z","signed_message":"canonical_sha256_bytes"},"source_id":"2205.01640","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d6fbed102cf2d9c9f4c799751de516d4917b5c47fbbf5dda081801f42fe359cf","sha256:815a41914220360b06a833d257eda96452be5f8a2210ac0157ac8feabab9b117"],"state_sha256":"e21e14753e1567a7dd55796e60ee3849dd74cc55c3e9847c84cb5719a4546763"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XO9QtgUo09OCMa1DEFoIRxUk/2vsvu7QDbPFUelm+RzCWbeWaLDC5V5f2J5TMUK/QkJyWiE3CJnhL5Q0VpxsBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T20:20:54.689982Z","bundle_sha256":"1dbedee0f08be4d5251e4119efd43c127bb448db56487fc624a8f6a843f4b783"}}