{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:4ZZSKCY3D3NVXKZ7EWZWZSPVYL","short_pith_number":"pith:4ZZSKCY3","canonical_record":{"source":{"id":"1708.00422","kind":"arxiv","version":15},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-08-01T17:21:21Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"14b157d977488512aee8f43a1641d7b27053e60bd4db32e2a546c96ed6484e5f","abstract_canon_sha256":"84c7d08aa7731ba05d4e5bd69681ff7a4a84e1e2b35d8fb32ab3e474c5b5bf49"},"schema_version":"1.0"},"canonical_sha256":"e673250b1b1edb5bab3f25b36cc9f5c2d55a2260654e5a110e8dd19644693024","source":{"kind":"arxiv","id":"1708.00422","version":15},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1708.00422","created_at":"2026-05-17T23:39:27Z"},{"alias_kind":"arxiv_version","alias_value":"1708.00422v15","created_at":"2026-05-17T23:39:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.00422","created_at":"2026-05-17T23:39:27Z"},{"alias_kind":"pith_short_12","alias_value":"4ZZSKCY3D3NV","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_16","alias_value":"4ZZSKCY3D3NVXKZ7","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_8","alias_value":"4ZZSKCY3","created_at":"2026-05-18T12:31:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:4ZZSKCY3D3NVXKZ7EWZWZSPVYL","target":"record","payload":{"canonical_record":{"source":{"id":"1708.00422","kind":"arxiv","version":15},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-08-01T17:21:21Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"14b157d977488512aee8f43a1641d7b27053e60bd4db32e2a546c96ed6484e5f","abstract_canon_sha256":"84c7d08aa7731ba05d4e5bd69681ff7a4a84e1e2b35d8fb32ab3e474c5b5bf49"},"schema_version":"1.0"},"canonical_sha256":"e673250b1b1edb5bab3f25b36cc9f5c2d55a2260654e5a110e8dd19644693024","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:39:27.794400Z","signature_b64":"8n/yqJ9ng2nIjBA0+xpbuta3v55L7G2vbF6oln6NLRzX0E2reOs8CKoynTOfSG4qzHlgSFqOAA8NPpvPDqU0AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e673250b1b1edb5bab3f25b36cc9f5c2d55a2260654e5a110e8dd19644693024","last_reissued_at":"2026-05-17T23:39:27.793717Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:39:27.793717Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1708.00422","source_version":15,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:39:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hKKDc97xsYgP7drxqkLVPCRoOIHbXkaXwSTRwHLQhegnak8z0wuZBseOzs+MtyvH/G33pBtwBS0Rc/PY6oSMCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T02:19:55.683464Z"},"content_sha256":"c897df7712853dd69f6828495d6281125ae495df4093e4d0f65347f472184fc3","schema_version":"1.0","event_id":"sha256:c897df7712853dd69f6828495d6281125ae495df4093e4d0f65347f472184fc3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:4ZZSKCY3D3NVXKZ7EWZWZSPVYL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Wiretap Channels with Causal State Information: Strong Secrecy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Masahide Sasaki, Te Sun Han","submitted_at":"2017-08-01T17:21:21Z","abstract_excerpt":"The coding problem for wiretap channels with causal channel state information available at the encoder and/or the decoder is studied under the strong secrecy criterion. This problem consists of two aspects: one is due to naive wiretap channel coding and the other is due to one-time pad cipher based on the secret key agreement between Alice and Bob using the channel state information. These two aspects are closely related to each other and investigated in details from the viewpoint of achievable rates with strong secrecy. The general wiretap channel with various directions of channel state info"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.00422","kind":"arxiv","version":15},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:39:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XVIqVxR2vmf8Wf5BA5bmMbF6YQVabqvq4E6R+00/dnivOdhdj9OfMIdizn0hGY1+CZeaLHobV0XbXxdMxn/EAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T02:19:55.684015Z"},"content_sha256":"1a98fc9a29c6bf7f44accb7c566bcb89eb2f7b2343d7ebc1e8dc982172996840","schema_version":"1.0","event_id":"sha256:1a98fc9a29c6bf7f44accb7c566bcb89eb2f7b2343d7ebc1e8dc982172996840"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4ZZSKCY3D3NVXKZ7EWZWZSPVYL/bundle.json","state_url":"https://pith.science/pith/4ZZSKCY3D3NVXKZ7EWZWZSPVYL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4ZZSKCY3D3NVXKZ7EWZWZSPVYL/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":"2026-06-06T02:19:55Z","links":{"resolver":"https://pith.science/pith/4ZZSKCY3D3NVXKZ7EWZWZSPVYL","bundle":"https://pith.science/pith/4ZZSKCY3D3NVXKZ7EWZWZSPVYL/bundle.json","state":"https://pith.science/pith/4ZZSKCY3D3NVXKZ7EWZWZSPVYL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4ZZSKCY3D3NVXKZ7EWZWZSPVYL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:4ZZSKCY3D3NVXKZ7EWZWZSPVYL","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":"84c7d08aa7731ba05d4e5bd69681ff7a4a84e1e2b35d8fb32ab3e474c5b5bf49","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-08-01T17:21:21Z","title_canon_sha256":"14b157d977488512aee8f43a1641d7b27053e60bd4db32e2a546c96ed6484e5f"},"schema_version":"1.0","source":{"id":"1708.00422","kind":"arxiv","version":15}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1708.00422","created_at":"2026-05-17T23:39:27Z"},{"alias_kind":"arxiv_version","alias_value":"1708.00422v15","created_at":"2026-05-17T23:39:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.00422","created_at":"2026-05-17T23:39:27Z"},{"alias_kind":"pith_short_12","alias_value":"4ZZSKCY3D3NV","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_16","alias_value":"4ZZSKCY3D3NVXKZ7","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_8","alias_value":"4ZZSKCY3","created_at":"2026-05-18T12:31:00Z"}],"graph_snapshots":[{"event_id":"sha256:1a98fc9a29c6bf7f44accb7c566bcb89eb2f7b2343d7ebc1e8dc982172996840","target":"graph","created_at":"2026-05-17T23:39:27Z","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"},"paper":{"abstract_excerpt":"The coding problem for wiretap channels with causal channel state information available at the encoder and/or the decoder is studied under the strong secrecy criterion. This problem consists of two aspects: one is due to naive wiretap channel coding and the other is due to one-time pad cipher based on the secret key agreement between Alice and Bob using the channel state information. These two aspects are closely related to each other and investigated in details from the viewpoint of achievable rates with strong secrecy. The general wiretap channel with various directions of channel state info","authors_text":"Masahide Sasaki, Te Sun Han","cross_cats":["math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-08-01T17:21:21Z","title":"Wiretap Channels with Causal State Information: Strong Secrecy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.00422","kind":"arxiv","version":15},"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:c897df7712853dd69f6828495d6281125ae495df4093e4d0f65347f472184fc3","target":"record","created_at":"2026-05-17T23:39:27Z","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":"84c7d08aa7731ba05d4e5bd69681ff7a4a84e1e2b35d8fb32ab3e474c5b5bf49","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-08-01T17:21:21Z","title_canon_sha256":"14b157d977488512aee8f43a1641d7b27053e60bd4db32e2a546c96ed6484e5f"},"schema_version":"1.0","source":{"id":"1708.00422","kind":"arxiv","version":15}},"canonical_sha256":"e673250b1b1edb5bab3f25b36cc9f5c2d55a2260654e5a110e8dd19644693024","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e673250b1b1edb5bab3f25b36cc9f5c2d55a2260654e5a110e8dd19644693024","first_computed_at":"2026-05-17T23:39:27.793717Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:39:27.793717Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8n/yqJ9ng2nIjBA0+xpbuta3v55L7G2vbF6oln6NLRzX0E2reOs8CKoynTOfSG4qzHlgSFqOAA8NPpvPDqU0AQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:39:27.794400Z","signed_message":"canonical_sha256_bytes"},"source_id":"1708.00422","source_kind":"arxiv","source_version":15}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c897df7712853dd69f6828495d6281125ae495df4093e4d0f65347f472184fc3","sha256:1a98fc9a29c6bf7f44accb7c566bcb89eb2f7b2343d7ebc1e8dc982172996840"],"state_sha256":"286f5dd61f3afb4a6118997b43789393c2435446a6184336836e2201c72c87fc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"brjsRMkI1Xwo4HJNb/xv4koLwbzeF6d4M4VaFOli+edlTq1Gpw8UhWBlkbuSj8oKXPrHwGhAl+cUhdpINyo5Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T02:19:55.687123Z","bundle_sha256":"af4563c5f0e65301f1dd2ef9bba457c43daa86d72166ac37068c9caeeaeb1313"}}