{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:EKDTQ5DFRC3IZR7OQGXXOSJMI6","short_pith_number":"pith:EKDTQ5DF","canonical_record":{"source":{"id":"2507.14893","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CR","submitted_at":"2025-07-20T10:15:38Z","cross_cats_sorted":["math.NT"],"title_canon_sha256":"10f5c38ca11b3796e0668d29901e5a6340fbb5be002eee92dfeb23009f2bc7f5","abstract_canon_sha256":"46310a7db3fbd37207ef4eb2ac837a0d08a5081d298c526883c509576053448e"},"schema_version":"1.0"},"canonical_sha256":"228738746588b68cc7ee81af77492c47b79292260f8fed4109a211d776d18d87","source":{"kind":"arxiv","id":"2507.14893","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.14893","created_at":"2026-07-05T11:55:20Z"},{"alias_kind":"arxiv_version","alias_value":"2507.14893v3","created_at":"2026-07-05T11:55:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.14893","created_at":"2026-07-05T11:55:20Z"},{"alias_kind":"pith_short_12","alias_value":"EKDTQ5DFRC3I","created_at":"2026-07-05T11:55:20Z"},{"alias_kind":"pith_short_16","alias_value":"EKDTQ5DFRC3IZR7O","created_at":"2026-07-05T11:55:20Z"},{"alias_kind":"pith_short_8","alias_value":"EKDTQ5DF","created_at":"2026-07-05T11:55:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:EKDTQ5DFRC3IZR7OQGXXOSJMI6","target":"record","payload":{"canonical_record":{"source":{"id":"2507.14893","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CR","submitted_at":"2025-07-20T10:15:38Z","cross_cats_sorted":["math.NT"],"title_canon_sha256":"10f5c38ca11b3796e0668d29901e5a6340fbb5be002eee92dfeb23009f2bc7f5","abstract_canon_sha256":"46310a7db3fbd37207ef4eb2ac837a0d08a5081d298c526883c509576053448e"},"schema_version":"1.0"},"canonical_sha256":"228738746588b68cc7ee81af77492c47b79292260f8fed4109a211d776d18d87","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:55:20.575141Z","signature_b64":"0s2vT4VNgUGpLu5tleK/E7dcoXH02KGwlLxvf/bVbCRGFJS1psL/hZsvPe+ewxV+bmV2Jeu7WGQLfwyHzi/cAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"228738746588b68cc7ee81af77492c47b79292260f8fed4109a211d776d18d87","last_reissued_at":"2026-07-05T11:55:20.574696Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:55:20.574696Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2507.14893","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T11:55:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rO5qFd6LA6/Vx4wD3WrHsMmDiaZpEd9DMpTvyKksw3KB72S/dbNQ5IkgZamLNOfg2w5irxRnj3A4i2mdsHaoDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T00:46:51.502194Z"},"content_sha256":"af32a5e9e89c9bd267c14716029a0ca4424ea5dae6c60b3a6ba25edbf360ae12","schema_version":"1.0","event_id":"sha256:af32a5e9e89c9bd267c14716029a0ca4424ea5dae6c60b3a6ba25edbf360ae12"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:EKDTQ5DFRC3IZR7OQGXXOSJMI6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Compact Post-quantum Strong Designated Verifier Signature Scheme from Isogenies","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["math.NT"],"primary_cat":"cs.CR","authors_text":"Farzin Renan","submitted_at":"2025-07-20T10:15:38Z","abstract_excerpt":"Digital signatures are fundamental cryptographic tools that provide authentication and integrity in digital communications. However, privacy-sensitive applications, such as e-voting and digital cash, require more restrictive verification models to ensure confidentiality and control. Strong Designated Verifier Signature (SDVS) schemes address this need by enabling the signer to designate a specific verifier, ensuring that only this party can validate the signature. Existing SDVS constructions are primarily based on number-theoretic assumptions and are therefore vulnerable to quantum attacks. Al"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.14893","kind":"arxiv","version":3},"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/2507.14893/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":"2026-07-05T11:55:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TcdX3jKUWIoggzw4kSnD4sgNwtVQuvKZnT+O20p1NUr339LFaq3hnIbw82+8hEFmu+sF+nDn/yIh1aK9r+dJBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T00:46:51.503056Z"},"content_sha256":"80a353cc36d694a1592f41e36105963a28f9388ee6e1de9ab99b01de90085618","schema_version":"1.0","event_id":"sha256:80a353cc36d694a1592f41e36105963a28f9388ee6e1de9ab99b01de90085618"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EKDTQ5DFRC3IZR7OQGXXOSJMI6/bundle.json","state_url":"https://pith.science/pith/EKDTQ5DFRC3IZR7OQGXXOSJMI6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EKDTQ5DFRC3IZR7OQGXXOSJMI6/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":"2026-08-09T00:46:51Z","links":{"resolver":"https://pith.science/pith/EKDTQ5DFRC3IZR7OQGXXOSJMI6","bundle":"https://pith.science/pith/EKDTQ5DFRC3IZR7OQGXXOSJMI6/bundle.json","state":"https://pith.science/pith/EKDTQ5DFRC3IZR7OQGXXOSJMI6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EKDTQ5DFRC3IZR7OQGXXOSJMI6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:EKDTQ5DFRC3IZR7OQGXXOSJMI6","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":"46310a7db3fbd37207ef4eb2ac837a0d08a5081d298c526883c509576053448e","cross_cats_sorted":["math.NT"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CR","submitted_at":"2025-07-20T10:15:38Z","title_canon_sha256":"10f5c38ca11b3796e0668d29901e5a6340fbb5be002eee92dfeb23009f2bc7f5"},"schema_version":"1.0","source":{"id":"2507.14893","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.14893","created_at":"2026-07-05T11:55:20Z"},{"alias_kind":"arxiv_version","alias_value":"2507.14893v3","created_at":"2026-07-05T11:55:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.14893","created_at":"2026-07-05T11:55:20Z"},{"alias_kind":"pith_short_12","alias_value":"EKDTQ5DFRC3I","created_at":"2026-07-05T11:55:20Z"},{"alias_kind":"pith_short_16","alias_value":"EKDTQ5DFRC3IZR7O","created_at":"2026-07-05T11:55:20Z"},{"alias_kind":"pith_short_8","alias_value":"EKDTQ5DF","created_at":"2026-07-05T11:55:20Z"}],"graph_snapshots":[{"event_id":"sha256:80a353cc36d694a1592f41e36105963a28f9388ee6e1de9ab99b01de90085618","target":"graph","created_at":"2026-07-05T11:55:20Z","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/2507.14893/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Digital signatures are fundamental cryptographic tools that provide authentication and integrity in digital communications. However, privacy-sensitive applications, such as e-voting and digital cash, require more restrictive verification models to ensure confidentiality and control. Strong Designated Verifier Signature (SDVS) schemes address this need by enabling the signer to designate a specific verifier, ensuring that only this party can validate the signature. Existing SDVS constructions are primarily based on number-theoretic assumptions and are therefore vulnerable to quantum attacks. Al","authors_text":"Farzin Renan","cross_cats":["math.NT"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CR","submitted_at":"2025-07-20T10:15:38Z","title":"A Compact Post-quantum Strong Designated Verifier Signature Scheme from Isogenies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.14893","kind":"arxiv","version":3},"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:af32a5e9e89c9bd267c14716029a0ca4424ea5dae6c60b3a6ba25edbf360ae12","target":"record","created_at":"2026-07-05T11:55:20Z","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":"46310a7db3fbd37207ef4eb2ac837a0d08a5081d298c526883c509576053448e","cross_cats_sorted":["math.NT"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CR","submitted_at":"2025-07-20T10:15:38Z","title_canon_sha256":"10f5c38ca11b3796e0668d29901e5a6340fbb5be002eee92dfeb23009f2bc7f5"},"schema_version":"1.0","source":{"id":"2507.14893","kind":"arxiv","version":3}},"canonical_sha256":"228738746588b68cc7ee81af77492c47b79292260f8fed4109a211d776d18d87","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"228738746588b68cc7ee81af77492c47b79292260f8fed4109a211d776d18d87","first_computed_at":"2026-07-05T11:55:20.574696Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:55:20.574696Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0s2vT4VNgUGpLu5tleK/E7dcoXH02KGwlLxvf/bVbCRGFJS1psL/hZsvPe+ewxV+bmV2Jeu7WGQLfwyHzi/cAw==","signature_status":"signed_v1","signed_at":"2026-07-05T11:55:20.575141Z","signed_message":"canonical_sha256_bytes"},"source_id":"2507.14893","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:af32a5e9e89c9bd267c14716029a0ca4424ea5dae6c60b3a6ba25edbf360ae12","sha256:80a353cc36d694a1592f41e36105963a28f9388ee6e1de9ab99b01de90085618"],"state_sha256":"55668228fd4dae26dd0cc47cac9c91ebe971952d4abd2a3020075101ee1f50c6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hsUSwvlVOA0tfQiM6xFS/BC5s2pKb22cKOPXGrXjlX9QPDjaKZaJ2C5pgbzAjtA5o2776scKvXMkRg47pJtiCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T00:46:51.508536Z","bundle_sha256":"cdea8a21262168c98c8fcfe9de587e4bb591798490f9f94a864ef14748431c46"}}