{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:WXXCAF2LI3VTWW6PJPB5O33LEY","short_pith_number":"pith:WXXCAF2L","schema_version":"1.0","canonical_sha256":"b5ee20174b46eb3b5bcf4bc3d76f6b26281d8a3a5a566e020bb411855bc50de2","source":{"kind":"arxiv","id":"1902.00878","version":1},"attestation_state":"computed","paper":{"title":"On the Practicality of Smart Contract PKI","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DC","authors_text":"Aggelos Kiayias, Christos Patsonakis, Katerina Samari, Mema Roussopoulos","submitted_at":"2019-02-03T10:59:41Z","abstract_excerpt":"Public key infrastructures (PKIs) are one of the main building blocks for securing communications over the Internet. Currently, PKIs are under the control of centralized authorities, which is problematic as evidenced by numerous incidents where they have been compromised. The distributed, fault tolerant log of transactions provided by blockchains and more recently, smart contract platforms, constitutes a powerful tool for the decentralization of PKIs. To verify the validity of identity records, blockchain-based identity systems store on chain either all identity records, or, a small (or even c"},"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":"1902.00878","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2019-02-03T10:59:41Z","cross_cats_sorted":[],"title_canon_sha256":"e3e42c63b17874422a9360a55c67e36ddbcee0f041086b7b89c2cb0b612f635f","abstract_canon_sha256":"c7f61037ac6545f29cf75ed29da9e45e659882de3f9c0ab48cd92cf0719f3581"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T23:51:03.392757Z","signature_b64":"aDSuJbvC3PYnV+wnh9V5kDYsiy1p25wYbvW37JozPN2j6B5ksPLymm4GFkHIoRtfdUpPVmqE2Iuw2nQ7wDXnAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b5ee20174b46eb3b5bcf4bc3d76f6b26281d8a3a5a566e020bb411855bc50de2","last_reissued_at":"2026-07-04T23:51:03.392221Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T23:51:03.392221Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"On the Practicality of Smart Contract PKI","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DC","authors_text":"Aggelos Kiayias, Christos Patsonakis, Katerina Samari, Mema Roussopoulos","submitted_at":"2019-02-03T10:59:41Z","abstract_excerpt":"Public key infrastructures (PKIs) are one of the main building blocks for securing communications over the Internet. Currently, PKIs are under the control of centralized authorities, which is problematic as evidenced by numerous incidents where they have been compromised. The distributed, fault tolerant log of transactions provided by blockchains and more recently, smart contract platforms, constitutes a powerful tool for the decentralization of PKIs. To verify the validity of identity records, blockchain-based identity systems store on chain either all identity records, or, a small (or even c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.00878","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/1902.00878/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1902.00878","created_at":"2026-07-04T23:51:03.392321+00:00"},{"alias_kind":"arxiv_version","alias_value":"1902.00878v1","created_at":"2026-07-04T23:51:03.392321+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.00878","created_at":"2026-07-04T23:51:03.392321+00:00"},{"alias_kind":"pith_short_12","alias_value":"WXXCAF2LI3VT","created_at":"2026-07-04T23:51:03.392321+00:00"},{"alias_kind":"pith_short_16","alias_value":"WXXCAF2LI3VTWW6P","created_at":"2026-07-04T23:51:03.392321+00:00"},{"alias_kind":"pith_short_8","alias_value":"WXXCAF2L","created_at":"2026-07-04T23:51:03.392321+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"1908.00929","citing_title":"A Taxonomic Approach to Understanding Emerging Blockchain Identity Management Systems","ref_index":46,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/WXXCAF2LI3VTWW6PJPB5O33LEY","json":"https://pith.science/pith/WXXCAF2LI3VTWW6PJPB5O33LEY.json","graph_json":"https://pith.science/api/pith-number/WXXCAF2LI3VTWW6PJPB5O33LEY/graph.json","events_json":"https://pith.science/api/pith-number/WXXCAF2LI3VTWW6PJPB5O33LEY/events.json","paper":"https://pith.science/paper/WXXCAF2L"},"agent_actions":{"view_html":"https://pith.science/pith/WXXCAF2LI3VTWW6PJPB5O33LEY","download_json":"https://pith.science/pith/WXXCAF2LI3VTWW6PJPB5O33LEY.json","view_paper":"https://pith.science/paper/WXXCAF2L","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1902.00878&json=true","fetch_graph":"https://pith.science/api/pith-number/WXXCAF2LI3VTWW6PJPB5O33LEY/graph.json","fetch_events":"https://pith.science/api/pith-number/WXXCAF2LI3VTWW6PJPB5O33LEY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WXXCAF2LI3VTWW6PJPB5O33LEY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WXXCAF2LI3VTWW6PJPB5O33LEY/action/storage_attestation","attest_author":"https://pith.science/pith/WXXCAF2LI3VTWW6PJPB5O33LEY/action/author_attestation","sign_citation":"https://pith.science/pith/WXXCAF2LI3VTWW6PJPB5O33LEY/action/citation_signature","submit_replication":"https://pith.science/pith/WXXCAF2LI3VTWW6PJPB5O33LEY/action/replication_record"}},"created_at":"2026-07-04T23:51:03.392321+00:00","updated_at":"2026-07-04T23:51:03.392321+00:00"}