{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:5CAZ2CDOSPJ3C37VBBOV7WNH37","short_pith_number":"pith:5CAZ2CDO","schema_version":"1.0","canonical_sha256":"e8819d086e93d3b16ff5085d5fd9a7dfe82a5fbd370c4f207485d084f62c4f01","source":{"kind":"arxiv","id":"1607.05868","version":2},"attestation_state":"computed","paper":{"title":"Evaluating On-demand Pseudonym Acquisition Policies in Vehicular Communication Systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"Mohammad Khodaei, Panos Papadimitratos","submitted_at":"2016-07-20T09:02:01Z","abstract_excerpt":"Standardization and harmonization efforts have reached a consensus towards using a special-purpose Vehicular Public-Key Infrastructure (VPKI) in upcoming Vehicular Communication (VC) systems. However, there are still several technical challenges with no conclusive answers; one such an important yet open challenge is the acquisition of shortterm credentials, pseudonym: how should each vehicle interact with the VPKI, e.g., how frequently and for how long? Should each vehicle itself determine the pseudonym lifetime? Answering these questions is far from trivial. Each choice can affect both the us"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1607.05868","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2016-07-20T09:02:01Z","cross_cats_sorted":[],"title_canon_sha256":"2ea0bfa6f72dd4735f16b3e8e224537ad5924397250b030d9f629238b8477396","abstract_canon_sha256":"7f21d63cdb66a2145615b0bc5d9f880a4a0ab472c4ee08ffec8f8f7b8164a25c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:41:01.809800Z","signature_b64":"FFzQGjP1H5EYyqDM/9R2M0WYmHuAiSktNUXUe3+f+YCd8h8c5xPdAMkQASY73BxQRIXVI5j1TaWoumgPfzNwDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e8819d086e93d3b16ff5085d5fd9a7dfe82a5fbd370c4f207485d084f62c4f01","last_reissued_at":"2026-05-18T00:41:01.809100Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:41:01.809100Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Evaluating On-demand Pseudonym Acquisition Policies in Vehicular Communication Systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"Mohammad Khodaei, Panos Papadimitratos","submitted_at":"2016-07-20T09:02:01Z","abstract_excerpt":"Standardization and harmonization efforts have reached a consensus towards using a special-purpose Vehicular Public-Key Infrastructure (VPKI) in upcoming Vehicular Communication (VC) systems. However, there are still several technical challenges with no conclusive answers; one such an important yet open challenge is the acquisition of shortterm credentials, pseudonym: how should each vehicle interact with the VPKI, e.g., how frequently and for how long? Should each vehicle itself determine the pseudonym lifetime? Answering these questions is far from trivial. Each choice can affect both the us"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.05868","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1607.05868","created_at":"2026-05-18T00:41:01.809208+00:00"},{"alias_kind":"arxiv_version","alias_value":"1607.05868v2","created_at":"2026-05-18T00:41:01.809208+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.05868","created_at":"2026-05-18T00:41:01.809208+00:00"},{"alias_kind":"pith_short_12","alias_value":"5CAZ2CDOSPJ3","created_at":"2026-05-18T12:30:01.593930+00:00"},{"alias_kind":"pith_short_16","alias_value":"5CAZ2CDOSPJ3C37V","created_at":"2026-05-18T12:30:01.593930+00:00"},{"alias_kind":"pith_short_8","alias_value":"5CAZ2CDO","created_at":"2026-05-18T12:30:01.593930+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/5CAZ2CDOSPJ3C37VBBOV7WNH37","json":"https://pith.science/pith/5CAZ2CDOSPJ3C37VBBOV7WNH37.json","graph_json":"https://pith.science/api/pith-number/5CAZ2CDOSPJ3C37VBBOV7WNH37/graph.json","events_json":"https://pith.science/api/pith-number/5CAZ2CDOSPJ3C37VBBOV7WNH37/events.json","paper":"https://pith.science/paper/5CAZ2CDO"},"agent_actions":{"view_html":"https://pith.science/pith/5CAZ2CDOSPJ3C37VBBOV7WNH37","download_json":"https://pith.science/pith/5CAZ2CDOSPJ3C37VBBOV7WNH37.json","view_paper":"https://pith.science/paper/5CAZ2CDO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1607.05868&json=true","fetch_graph":"https://pith.science/api/pith-number/5CAZ2CDOSPJ3C37VBBOV7WNH37/graph.json","fetch_events":"https://pith.science/api/pith-number/5CAZ2CDOSPJ3C37VBBOV7WNH37/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5CAZ2CDOSPJ3C37VBBOV7WNH37/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5CAZ2CDOSPJ3C37VBBOV7WNH37/action/storage_attestation","attest_author":"https://pith.science/pith/5CAZ2CDOSPJ3C37VBBOV7WNH37/action/author_attestation","sign_citation":"https://pith.science/pith/5CAZ2CDOSPJ3C37VBBOV7WNH37/action/citation_signature","submit_replication":"https://pith.science/pith/5CAZ2CDOSPJ3C37VBBOV7WNH37/action/replication_record"}},"created_at":"2026-05-18T00:41:01.809208+00:00","updated_at":"2026-05-18T00:41:01.809208+00:00"}