{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:QWHX3GE362RVJ7PBINHK2DOXQC","short_pith_number":"pith:QWHX3GE3","schema_version":"1.0","canonical_sha256":"858f7d989bf6a354fde1434ead0dd7809871675972489ccdbaef1ab86bd25ef9","source":{"kind":"arxiv","id":"1904.06425","version":1},"attestation_state":"computed","paper":{"title":"KeyForge: Mitigating Email Breaches with Forward-Forgeable Signatures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CY","cs.NI"],"primary_cat":"cs.CR","authors_text":"Matthew Green, Michael Specter, Sunoo Park","submitted_at":"2019-04-12T21:29:37Z","abstract_excerpt":"Email breaches are commonplace, and they expose a wealth of personal, business, and political data that may have devastating consequences. The current email system allows any attacker who gains access to your email to prove the authenticity of the stolen messages to third parties -- a property arising from a necessary anti-spam / anti-spoofing protocol called DKIM. This exacerbates the problem of email breaches by greatly increasing the potential for attackers to damage the users' reputation, blackmail them, or sell the stolen information to third parties.\n  In this paper, we introduce \"non-at"},"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":"1904.06425","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2019-04-12T21:29:37Z","cross_cats_sorted":["cs.CY","cs.NI"],"title_canon_sha256":"18bcb7e4787550116be3f269f2b92945ab188f219920f4d8faea25d915375271","abstract_canon_sha256":"35f0b6f6206f71c55b4616038308154f07cf9621d237b96823f999739020d2d5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:48:41.400885Z","signature_b64":"Zv2/c/PjDAHbSBFd87vMeIRA3r6lOoJx5B+bYc3wRAexVpSMcj13r3FzBDfYyOKzqxUYAvnCyikFWQpgZlk7Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"858f7d989bf6a354fde1434ead0dd7809871675972489ccdbaef1ab86bd25ef9","last_reissued_at":"2026-05-17T23:48:41.400398Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:48:41.400398Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"KeyForge: Mitigating Email Breaches with Forward-Forgeable Signatures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CY","cs.NI"],"primary_cat":"cs.CR","authors_text":"Matthew Green, Michael Specter, Sunoo Park","submitted_at":"2019-04-12T21:29:37Z","abstract_excerpt":"Email breaches are commonplace, and they expose a wealth of personal, business, and political data that may have devastating consequences. The current email system allows any attacker who gains access to your email to prove the authenticity of the stolen messages to third parties -- a property arising from a necessary anti-spam / anti-spoofing protocol called DKIM. This exacerbates the problem of email breaches by greatly increasing the potential for attackers to damage the users' reputation, blackmail them, or sell the stolen information to third parties.\n  In this paper, we introduce \"non-at"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.06425","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":""},"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":"1904.06425","created_at":"2026-05-17T23:48:41.400482+00:00"},{"alias_kind":"arxiv_version","alias_value":"1904.06425v1","created_at":"2026-05-17T23:48:41.400482+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.06425","created_at":"2026-05-17T23:48:41.400482+00:00"},{"alias_kind":"pith_short_12","alias_value":"QWHX3GE362RV","created_at":"2026-05-18T12:33:27.125529+00:00"},{"alias_kind":"pith_short_16","alias_value":"QWHX3GE362RVJ7PB","created_at":"2026-05-18T12:33:27.125529+00:00"},{"alias_kind":"pith_short_8","alias_value":"QWHX3GE3","created_at":"2026-05-18T12:33:27.125529+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/QWHX3GE362RVJ7PBINHK2DOXQC","json":"https://pith.science/pith/QWHX3GE362RVJ7PBINHK2DOXQC.json","graph_json":"https://pith.science/api/pith-number/QWHX3GE362RVJ7PBINHK2DOXQC/graph.json","events_json":"https://pith.science/api/pith-number/QWHX3GE362RVJ7PBINHK2DOXQC/events.json","paper":"https://pith.science/paper/QWHX3GE3"},"agent_actions":{"view_html":"https://pith.science/pith/QWHX3GE362RVJ7PBINHK2DOXQC","download_json":"https://pith.science/pith/QWHX3GE362RVJ7PBINHK2DOXQC.json","view_paper":"https://pith.science/paper/QWHX3GE3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1904.06425&json=true","fetch_graph":"https://pith.science/api/pith-number/QWHX3GE362RVJ7PBINHK2DOXQC/graph.json","fetch_events":"https://pith.science/api/pith-number/QWHX3GE362RVJ7PBINHK2DOXQC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QWHX3GE362RVJ7PBINHK2DOXQC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QWHX3GE362RVJ7PBINHK2DOXQC/action/storage_attestation","attest_author":"https://pith.science/pith/QWHX3GE362RVJ7PBINHK2DOXQC/action/author_attestation","sign_citation":"https://pith.science/pith/QWHX3GE362RVJ7PBINHK2DOXQC/action/citation_signature","submit_replication":"https://pith.science/pith/QWHX3GE362RVJ7PBINHK2DOXQC/action/replication_record"}},"created_at":"2026-05-17T23:48:41.400482+00:00","updated_at":"2026-05-17T23:48:41.400482+00:00"}