{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:NSLZWEHD4SESYII3PQFXCPZYHU","short_pith_number":"pith:NSLZWEHD","canonical_record":{"source":{"id":"2606.17746","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2026-06-16T10:06:34Z","cross_cats_sorted":[],"title_canon_sha256":"3330f1a504f239c875a70fa46cb46088ad316ced99079db005c2dd30ca798637","abstract_canon_sha256":"43f3cf9abb0a069b276e5945f03d68393c61f69fd43e8a636e9482aa4b42b43c"},"schema_version":"1.0"},"canonical_sha256":"6c979b10e3e4892c211b7c0b713f383d1b430013a82dd84955266e8ba31045e1","source":{"kind":"arxiv","id":"2606.17746","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.17746","created_at":"2026-06-19T16:10:20Z"},{"alias_kind":"arxiv_version","alias_value":"2606.17746v1","created_at":"2026-06-19T16:10:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.17746","created_at":"2026-06-19T16:10:20Z"},{"alias_kind":"pith_short_12","alias_value":"NSLZWEHD4SES","created_at":"2026-06-19T16:10:20Z"},{"alias_kind":"pith_short_16","alias_value":"NSLZWEHD4SESYII3","created_at":"2026-06-19T16:10:20Z"},{"alias_kind":"pith_short_8","alias_value":"NSLZWEHD","created_at":"2026-06-19T16:10:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:NSLZWEHD4SESYII3PQFXCPZYHU","target":"record","payload":{"canonical_record":{"source":{"id":"2606.17746","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2026-06-16T10:06:34Z","cross_cats_sorted":[],"title_canon_sha256":"3330f1a504f239c875a70fa46cb46088ad316ced99079db005c2dd30ca798637","abstract_canon_sha256":"43f3cf9abb0a069b276e5945f03d68393c61f69fd43e8a636e9482aa4b42b43c"},"schema_version":"1.0"},"canonical_sha256":"6c979b10e3e4892c211b7c0b713f383d1b430013a82dd84955266e8ba31045e1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-19T16:10:20.886925Z","signature_b64":"v0e9wXXhkzU8UrPQDIqga1KWwjS7IDyq4su3dOMDrFwtcihuNjnIGLLS9KloxGQwNe14/dXr5IETpcrs4WG3Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6c979b10e3e4892c211b7c0b713f383d1b430013a82dd84955266e8ba31045e1","last_reissued_at":"2026-06-19T16:10:20.886598Z","signature_status":"signed_v1","first_computed_at":"2026-06-19T16:10:20.886598Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.17746","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":"2026-06-19T16:10:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"syVrCGtx/jiZigteNqj/1GB9D4n+i6NL/0Yu0RiXzPjvH5uBls7Lrg0TZKrK+h+fne0EWaXhgfwlp+x9VfJtBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T17:00:02.144683Z"},"content_sha256":"7fd4ce4aae95d3536e6faa43cb32dff95967366c82eace1d9a2a0377a1fe6b1c","schema_version":"1.0","event_id":"sha256:7fd4ce4aae95d3536e6faa43cb32dff95967366c82eace1d9a2a0377a1fe6b1c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:NSLZWEHD4SESYII3PQFXCPZYHU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"FlowCLIP: Contrastive Pretraining Using Domain Names for Encrypted Traffic Classification","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.NI","authors_text":"Eun Hun Choi","submitted_at":"2026-06-16T10:06:34Z","abstract_excerpt":"Network traffic classification enables website fingerprinting, intrusion detection, and Quality of Service management. However, developing methods that capture stable and generalizable traffic patterns under realistic deployment conditions remains challenging. We introduce FlowCLIP, a contrastive pretraining framework for domain name prediction from encrypted traffic using only side-channel features: packet inter-arrival times, packet sizes, and packet directions. FlowCLIP uses raw domain names as textual supervision by aligning traffic flow representations with domain name representations thr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.17746","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/2606.17746/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":"2026-06-19T16:10:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PcrIUyGp4obLP5imY610m9lq3/LdkpG3AxBquSNf+MHX4XhvrhwAgAfIUlSfRTvXzxC15UH/jekkcIL+cXOxAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T17:00:02.145235Z"},"content_sha256":"0d324a10a0b25d57a1c7c2b7b043e00744822924e402e8bdc2d430f1d7b52720","schema_version":"1.0","event_id":"sha256:0d324a10a0b25d57a1c7c2b7b043e00744822924e402e8bdc2d430f1d7b52720"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NSLZWEHD4SESYII3PQFXCPZYHU/bundle.json","state_url":"https://pith.science/pith/NSLZWEHD4SESYII3PQFXCPZYHU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NSLZWEHD4SESYII3PQFXCPZYHU/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":"2026-06-28T17:00:02Z","links":{"resolver":"https://pith.science/pith/NSLZWEHD4SESYII3PQFXCPZYHU","bundle":"https://pith.science/pith/NSLZWEHD4SESYII3PQFXCPZYHU/bundle.json","state":"https://pith.science/pith/NSLZWEHD4SESYII3PQFXCPZYHU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NSLZWEHD4SESYII3PQFXCPZYHU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:NSLZWEHD4SESYII3PQFXCPZYHU","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":"43f3cf9abb0a069b276e5945f03d68393c61f69fd43e8a636e9482aa4b42b43c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2026-06-16T10:06:34Z","title_canon_sha256":"3330f1a504f239c875a70fa46cb46088ad316ced99079db005c2dd30ca798637"},"schema_version":"1.0","source":{"id":"2606.17746","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.17746","created_at":"2026-06-19T16:10:20Z"},{"alias_kind":"arxiv_version","alias_value":"2606.17746v1","created_at":"2026-06-19T16:10:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.17746","created_at":"2026-06-19T16:10:20Z"},{"alias_kind":"pith_short_12","alias_value":"NSLZWEHD4SES","created_at":"2026-06-19T16:10:20Z"},{"alias_kind":"pith_short_16","alias_value":"NSLZWEHD4SESYII3","created_at":"2026-06-19T16:10:20Z"},{"alias_kind":"pith_short_8","alias_value":"NSLZWEHD","created_at":"2026-06-19T16:10:20Z"}],"graph_snapshots":[{"event_id":"sha256:0d324a10a0b25d57a1c7c2b7b043e00744822924e402e8bdc2d430f1d7b52720","target":"graph","created_at":"2026-06-19T16:10:20Z","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/2606.17746/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Network traffic classification enables website fingerprinting, intrusion detection, and Quality of Service management. However, developing methods that capture stable and generalizable traffic patterns under realistic deployment conditions remains challenging. We introduce FlowCLIP, a contrastive pretraining framework for domain name prediction from encrypted traffic using only side-channel features: packet inter-arrival times, packet sizes, and packet directions. FlowCLIP uses raw domain names as textual supervision by aligning traffic flow representations with domain name representations thr","authors_text":"Eun Hun Choi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2026-06-16T10:06:34Z","title":"FlowCLIP: Contrastive Pretraining Using Domain Names for Encrypted Traffic Classification"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.17746","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":"sha256:7fd4ce4aae95d3536e6faa43cb32dff95967366c82eace1d9a2a0377a1fe6b1c","target":"record","created_at":"2026-06-19T16:10:20Z","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":"43f3cf9abb0a069b276e5945f03d68393c61f69fd43e8a636e9482aa4b42b43c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2026-06-16T10:06:34Z","title_canon_sha256":"3330f1a504f239c875a70fa46cb46088ad316ced99079db005c2dd30ca798637"},"schema_version":"1.0","source":{"id":"2606.17746","kind":"arxiv","version":1}},"canonical_sha256":"6c979b10e3e4892c211b7c0b713f383d1b430013a82dd84955266e8ba31045e1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6c979b10e3e4892c211b7c0b713f383d1b430013a82dd84955266e8ba31045e1","first_computed_at":"2026-06-19T16:10:20.886598Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-19T16:10:20.886598Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"v0e9wXXhkzU8UrPQDIqga1KWwjS7IDyq4su3dOMDrFwtcihuNjnIGLLS9KloxGQwNe14/dXr5IETpcrs4WG3Cg==","signature_status":"signed_v1","signed_at":"2026-06-19T16:10:20.886925Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.17746","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7fd4ce4aae95d3536e6faa43cb32dff95967366c82eace1d9a2a0377a1fe6b1c","sha256:0d324a10a0b25d57a1c7c2b7b043e00744822924e402e8bdc2d430f1d7b52720"],"state_sha256":"5bd2dd74bab7b5d3e4c3541f12b165c94ef61ca528cedf52ac63293dd3b9d125"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"znCIyIuJ6CCNMo42Y4/wu+XzUHIG95hceQcZUjxFXgfukd/7J6dnv5f/WCC7UVTYOtUN1iVIqoFNkGVMGt6KBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-28T17:00:02.147919Z","bundle_sha256":"2f617751ccdf05d382eaf2501b7265e68959f6e7093050ac193fdab74b8a224b"}}