{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:MDKUA4LU3XHLPCML7NA6NSQWDV","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":"3c25db5648f465d30780ca5f83fc3877cd1869c97da0648bf2f3a84e48cf813f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-02-20T21:35:14Z","title_canon_sha256":"3f15e20aabd0bd81545383f64598e92ce3afbd6409c6c64d55ae575d1dd1a226"},"schema_version":"1.0","source":{"id":"1802.07344","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1802.07344","created_at":"2026-07-05T00:47:54Z"},{"alias_kind":"arxiv_version","alias_value":"1802.07344v4","created_at":"2026-07-05T00:47:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1802.07344","created_at":"2026-07-05T00:47:54Z"},{"alias_kind":"pith_short_12","alias_value":"MDKUA4LU3XHL","created_at":"2026-07-05T00:47:54Z"},{"alias_kind":"pith_short_16","alias_value":"MDKUA4LU3XHLPCML","created_at":"2026-07-05T00:47:54Z"},{"alias_kind":"pith_short_8","alias_value":"MDKUA4LU","created_at":"2026-07-05T00:47:54Z"}],"graph_snapshots":[{"event_id":"sha256:5e4daeb31d549a34655a92997f28510248528b068f141a559768b365ff469daa","target":"graph","created_at":"2026-07-05T00:47:54Z","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/1802.07344/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Coconut is a novel selective disclosure credential scheme supporting distributed threshold issuance, public and private attributes, re-randomization, and multiple unlinkable selective attribute revelations. Coconut integrates with blockchains to ensure confidentiality, authenticity and availability even when a subset of credential issuing authorities are malicious or offline. We implement and evaluate a generic Coconut smart contract library for Chainspace and Ethereum; and present three applications related to anonymous payments, electronic petitions, and distribution of proxies for censorshi","authors_text":"Alberto Sonnino, George Danezis, Mustafa Al-Bassam, Sarah Meiklejohn, Shehar Bano","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-02-20T21:35:14Z","title":"Coconut: Threshold Issuance Selective Disclosure Credentials with Applications to Distributed Ledgers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1802.07344","kind":"arxiv","version":4},"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":"sha256:32db290d7dc82b649a5fdaf179464d45dd7bc010aae46803f25a3fea3fe2c0d2","target":"record","created_at":"2026-07-05T00:47:54Z","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":"3c25db5648f465d30780ca5f83fc3877cd1869c97da0648bf2f3a84e48cf813f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-02-20T21:35:14Z","title_canon_sha256":"3f15e20aabd0bd81545383f64598e92ce3afbd6409c6c64d55ae575d1dd1a226"},"schema_version":"1.0","source":{"id":"1802.07344","kind":"arxiv","version":4}},"canonical_sha256":"60d5407174ddceb7898bfb41e6ca161d56992f803022414547fe45494fd00a5d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"60d5407174ddceb7898bfb41e6ca161d56992f803022414547fe45494fd00a5d","first_computed_at":"2026-07-05T00:47:54.664471Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:47:54.664471Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"W9Eav8r7KrReu8FYMLD1FLEEGG229Vrqlo9cWCp1fmJmRi1HthDbwwSQjKl6YxgyB3ocGV//PS3Gzi7/89olAA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:47:54.664963Z","signed_message":"canonical_sha256_bytes"},"source_id":"1802.07344","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:32db290d7dc82b649a5fdaf179464d45dd7bc010aae46803f25a3fea3fe2c0d2","sha256:5e4daeb31d549a34655a92997f28510248528b068f141a559768b365ff469daa"],"state_sha256":"ac3c0f6af22fbc854a76a90d33a9ba5337a8d14b689167bdce09d58b4dfb2647"}