{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:CNQ7TBJ4LPURDQXMUK2N4V3M7A","short_pith_number":"pith:CNQ7TBJ4","canonical_record":{"source":{"id":"2605.17061","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CR","submitted_at":"2026-05-16T16:05:11Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"adaca43b6913c1cf8b672e827b1e9b25eb56bb3f3d04ec4396b4ccb09fa7fc59","abstract_canon_sha256":"a88fc46d18f5ce973f4bfd1da17bdc719dd93be2d793ea3e194710751d371bcf"},"schema_version":"1.0"},"canonical_sha256":"1361f9853c5be911c2eca2b4de576cf83de6a2742fba83b54a251f862843eaea","source":{"kind":"arxiv","id":"2605.17061","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.17061","created_at":"2026-05-20T00:03:38Z"},{"alias_kind":"arxiv_version","alias_value":"2605.17061v1","created_at":"2026-05-20T00:03:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.17061","created_at":"2026-05-20T00:03:38Z"},{"alias_kind":"pith_short_12","alias_value":"CNQ7TBJ4LPUR","created_at":"2026-05-20T00:03:38Z"},{"alias_kind":"pith_short_16","alias_value":"CNQ7TBJ4LPURDQXM","created_at":"2026-05-20T00:03:38Z"},{"alias_kind":"pith_short_8","alias_value":"CNQ7TBJ4","created_at":"2026-05-20T00:03:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:CNQ7TBJ4LPURDQXMUK2N4V3M7A","target":"record","payload":{"canonical_record":{"source":{"id":"2605.17061","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CR","submitted_at":"2026-05-16T16:05:11Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"adaca43b6913c1cf8b672e827b1e9b25eb56bb3f3d04ec4396b4ccb09fa7fc59","abstract_canon_sha256":"a88fc46d18f5ce973f4bfd1da17bdc719dd93be2d793ea3e194710751d371bcf"},"schema_version":"1.0"},"canonical_sha256":"1361f9853c5be911c2eca2b4de576cf83de6a2742fba83b54a251f862843eaea","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-20T00:03:38.679230Z","signature_b64":"fpv7g+qiXehgNNlVaCuIu/xhM5Y+wPGuoffwwxZyXs9zBKB5MQkzEnnVbKBPsJE2JRhXSmz4JJRn6IYz51f9BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1361f9853c5be911c2eca2b4de576cf83de6a2742fba83b54a251f862843eaea","last_reissued_at":"2026-05-20T00:03:38.678447Z","signature_status":"signed_v1","first_computed_at":"2026-05-20T00:03:38.678447Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.17061","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-20T00:03:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"luRNudKtaPuzV0UiouY0hkcZj9pFqSfMlbxRxRczQRKOdzWsADGGh02GSbS/2cxfuF+RYDJy6xVjxyTm9JUwCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T15:44:48.285049Z"},"content_sha256":"dabdf368bf84124bace295f6d90aa2fbcee7082bf1579316c28ea1777de39ba4","schema_version":"1.0","event_id":"sha256:dabdf368bf84124bace295f6d90aa2fbcee7082bf1579316c28ea1777de39ba4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:CNQ7TBJ4LPURDQXMUK2N4V3M7A","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"quantum-safe: Bridging the Post-Quantum Production Gap with a Hybrid-by-Default Python Cryptography Library","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cs.CR","authors_text":"Animesh Shaw","submitted_at":"2026-05-16T16:05:11Z","abstract_excerpt":"The August 2024 finalisation of FIPS 203 (ML-KEM), FIPS 204 (ML-DSA), and FIPS 205 (SLH-DSA) closed the algorithmic gap in post-quantum cryptography (PQC). The production gap -- hybrid combiners, versioned key formats, protocol helpers, and migration tooling -- remains open. We present quantum-safe, a Python library that closes all three critical gaps we identify, and a systematic evaluation of the nine-library ecosystem that quantifies them.\n  We score nine PQC libraries across eight production-readiness dimensions. Three dimensions have coverage below 35%: hybrid KEM support (11%), migration"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.17061","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/2605.17061/integrity.json","findings":[],"available":true,"detectors_run":[{"name":"ai_meta_artifact","ran_at":"2026-05-19T22:33:23.820255Z","status":"skipped","version":"1.0.0","findings_count":0},{"name":"claim_evidence","ran_at":"2026-05-19T22:21:57.760593Z","status":"completed","version":"1.0.0","findings_count":0}],"snapshot_sha256":"4b80433480c0bbc74306c3f3313829a9f1bd1dac53c53c586c7f483069ca5d77"},"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":"2026-05-20T00:03:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kqmimud7evHDTCNGeBFumcEkInCXZ4v8eHXixz/1N9uhJvie+zfUGa9ITwNhXuZ5D+JNNXf/kaOvmPUce16UBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T15:44:48.285923Z"},"content_sha256":"7a7362df7dd673d57eb80ec4d89ea1560cc1052b32f3a26a12ab2161811cb890","schema_version":"1.0","event_id":"sha256:7a7362df7dd673d57eb80ec4d89ea1560cc1052b32f3a26a12ab2161811cb890"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CNQ7TBJ4LPURDQXMUK2N4V3M7A/bundle.json","state_url":"https://pith.science/pith/CNQ7TBJ4LPURDQXMUK2N4V3M7A/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CNQ7TBJ4LPURDQXMUK2N4V3M7A/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":"2026-06-10T15:44:48Z","links":{"resolver":"https://pith.science/pith/CNQ7TBJ4LPURDQXMUK2N4V3M7A","bundle":"https://pith.science/pith/CNQ7TBJ4LPURDQXMUK2N4V3M7A/bundle.json","state":"https://pith.science/pith/CNQ7TBJ4LPURDQXMUK2N4V3M7A/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CNQ7TBJ4LPURDQXMUK2N4V3M7A/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:CNQ7TBJ4LPURDQXMUK2N4V3M7A","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":"a88fc46d18f5ce973f4bfd1da17bdc719dd93be2d793ea3e194710751d371bcf","cross_cats_sorted":["quant-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CR","submitted_at":"2026-05-16T16:05:11Z","title_canon_sha256":"adaca43b6913c1cf8b672e827b1e9b25eb56bb3f3d04ec4396b4ccb09fa7fc59"},"schema_version":"1.0","source":{"id":"2605.17061","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.17061","created_at":"2026-05-20T00:03:38Z"},{"alias_kind":"arxiv_version","alias_value":"2605.17061v1","created_at":"2026-05-20T00:03:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.17061","created_at":"2026-05-20T00:03:38Z"},{"alias_kind":"pith_short_12","alias_value":"CNQ7TBJ4LPUR","created_at":"2026-05-20T00:03:38Z"},{"alias_kind":"pith_short_16","alias_value":"CNQ7TBJ4LPURDQXM","created_at":"2026-05-20T00:03:38Z"},{"alias_kind":"pith_short_8","alias_value":"CNQ7TBJ4","created_at":"2026-05-20T00:03:38Z"}],"graph_snapshots":[{"event_id":"sha256:7a7362df7dd673d57eb80ec4d89ea1560cc1052b32f3a26a12ab2161811cb890","target":"graph","created_at":"2026-05-20T00:03:38Z","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":[{"findings_count":0,"name":"ai_meta_artifact","ran_at":"2026-05-19T22:33:23.820255Z","status":"skipped","version":"1.0.0"},{"findings_count":0,"name":"claim_evidence","ran_at":"2026-05-19T22:21:57.760593Z","status":"completed","version":"1.0.0"}],"endpoint":"/pith/2605.17061/integrity.json","findings":[],"snapshot_sha256":"4b80433480c0bbc74306c3f3313829a9f1bd1dac53c53c586c7f483069ca5d77","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The August 2024 finalisation of FIPS 203 (ML-KEM), FIPS 204 (ML-DSA), and FIPS 205 (SLH-DSA) closed the algorithmic gap in post-quantum cryptography (PQC). The production gap -- hybrid combiners, versioned key formats, protocol helpers, and migration tooling -- remains open. We present quantum-safe, a Python library that closes all three critical gaps we identify, and a systematic evaluation of the nine-library ecosystem that quantifies them.\n  We score nine PQC libraries across eight production-readiness dimensions. Three dimensions have coverage below 35%: hybrid KEM support (11%), migration","authors_text":"Animesh Shaw","cross_cats":["quant-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CR","submitted_at":"2026-05-16T16:05:11Z","title":"quantum-safe: Bridging the Post-Quantum Production Gap with a Hybrid-by-Default Python Cryptography Library"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.17061","kind":"arxiv","version":1},"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:dabdf368bf84124bace295f6d90aa2fbcee7082bf1579316c28ea1777de39ba4","target":"record","created_at":"2026-05-20T00:03:38Z","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":"a88fc46d18f5ce973f4bfd1da17bdc719dd93be2d793ea3e194710751d371bcf","cross_cats_sorted":["quant-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CR","submitted_at":"2026-05-16T16:05:11Z","title_canon_sha256":"adaca43b6913c1cf8b672e827b1e9b25eb56bb3f3d04ec4396b4ccb09fa7fc59"},"schema_version":"1.0","source":{"id":"2605.17061","kind":"arxiv","version":1}},"canonical_sha256":"1361f9853c5be911c2eca2b4de576cf83de6a2742fba83b54a251f862843eaea","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1361f9853c5be911c2eca2b4de576cf83de6a2742fba83b54a251f862843eaea","first_computed_at":"2026-05-20T00:03:38.678447Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-20T00:03:38.678447Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fpv7g+qiXehgNNlVaCuIu/xhM5Y+wPGuoffwwxZyXs9zBKB5MQkzEnnVbKBPsJE2JRhXSmz4JJRn6IYz51f9BA==","signature_status":"signed_v1","signed_at":"2026-05-20T00:03:38.679230Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.17061","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dabdf368bf84124bace295f6d90aa2fbcee7082bf1579316c28ea1777de39ba4","sha256:7a7362df7dd673d57eb80ec4d89ea1560cc1052b32f3a26a12ab2161811cb890"],"state_sha256":"daa6fc4e6a4b6a81712db3317269a1b88a7ecf3156c55bf91e5a530b53816e94"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eLCZecQmV8DQq3K5rewT0WEYcJNymSbwp2YlvS1tFygNaMaW91q8LTPijs2CX3VE3SI6RwCndzsjHp5tz7f+Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T15:44:48.290789Z","bundle_sha256":"d470318b4570c794bd32aa3c65c2f7caaa145fe00f6489118800572f16816229"}}