{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:2LFNLZHFT2RXWVWLKDDHDGUIEC","short_pith_number":"pith:2LFNLZHF","canonical_record":{"source":{"id":"1103.5197","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2011-03-27T11:08:07Z","cross_cats_sorted":["cs.IT","math.IT"],"title_canon_sha256":"a7bf31ad8bf976ed6872c765f9a1b1d50490b0bca04b0b7ba0c7afaf7d6e16f1","abstract_canon_sha256":"cf25113aaec793e590df0464c4a48455f4da03d2134a3bdfb112109b66da6355"},"schema_version":"1.0"},"canonical_sha256":"d2cad5e4e59ea37b56cb50c6719a8820af194c2f03568a681137b62b7a9d0627","source":{"kind":"arxiv","id":"1103.5197","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1103.5197","created_at":"2026-05-18T04:25:38Z"},{"alias_kind":"arxiv_version","alias_value":"1103.5197v1","created_at":"2026-05-18T04:25:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.5197","created_at":"2026-05-18T04:25:38Z"},{"alias_kind":"pith_short_12","alias_value":"2LFNLZHFT2RX","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_16","alias_value":"2LFNLZHFT2RXWVWL","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_8","alias_value":"2LFNLZHF","created_at":"2026-05-18T12:26:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:2LFNLZHFT2RXWVWLKDDHDGUIEC","target":"record","payload":{"canonical_record":{"source":{"id":"1103.5197","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2011-03-27T11:08:07Z","cross_cats_sorted":["cs.IT","math.IT"],"title_canon_sha256":"a7bf31ad8bf976ed6872c765f9a1b1d50490b0bca04b0b7ba0c7afaf7d6e16f1","abstract_canon_sha256":"cf25113aaec793e590df0464c4a48455f4da03d2134a3bdfb112109b66da6355"},"schema_version":"1.0"},"canonical_sha256":"d2cad5e4e59ea37b56cb50c6719a8820af194c2f03568a681137b62b7a9d0627","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:25:38.438231Z","signature_b64":"1HiKMmZ7WodPoSFoLUDzeSenW4ILULogQ/0aO5lGRoVBmpyItm6XeoJux+1CM6+1rfmO/Ovj/aWZQC2N0+XMAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d2cad5e4e59ea37b56cb50c6719a8820af194c2f03568a681137b62b7a9d0627","last_reissued_at":"2026-05-18T04:25:38.437764Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:25:38.437764Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1103.5197","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":"2026-05-18T04:25:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JJFHIM6I5y/LLVUxclYbWCEY7fdkOj7HONJSnyEaAE8V5iREAqguyzkiufo+Ke6OKA043fkho5yVEN53jU6+BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-22T11:12:18.035196Z"},"content_sha256":"cabeb84d5d7d69ea3652008ec971160fd3d98855bb288a6d81245a8cb41a73d0","schema_version":"1.0","event_id":"sha256:cabeb84d5d7d69ea3652008ec971160fd3d98855bb288a6d81245a8cb41a73d0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:2LFNLZHFT2RXWVWLKDDHDGUIEC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A New Secret key Agreement Scheme in a Four-Terminal Network","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.IT","math.IT"],"primary_cat":"cs.CR","authors_text":"Mohammad Reza Aref, Parisa Babaheidarian, Somayeh Salimi","submitted_at":"2011-03-27T11:08:07Z","abstract_excerpt":"A new scenario for generating a secret key and two private keys among three Terminals in the presence of an external eavesdropper is considered. Terminals 1, 2 and 3 intend to share a common secret key concealed from the external eavesdropper (Terminal 4) and simultaneously, each of Terminals 1 and 2 intends to share a private key with Terminal 3 while keeping it concealed from each other and from Terminal 4. All four Terminals observe i.i.d. outputs of correlated sources and there is a public channel from Terminal 3 to Terminals 1 and 2. An inner bound of the \"secret key-private keys capacity"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.5197","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:25:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"y3x6t6PVc+jrsFHmPkVokGWyn0+l/IGLfZggcLui3nNpb7KWVCZbnyhn2OuHO9VmeuQNDTreIdYsr1sOHqk8Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-22T11:12:18.035564Z"},"content_sha256":"6f2d1028453735469da50efcd09857dea68ffb41689d5f4a66a932cf52ebe6ec","schema_version":"1.0","event_id":"sha256:6f2d1028453735469da50efcd09857dea68ffb41689d5f4a66a932cf52ebe6ec"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2LFNLZHFT2RXWVWLKDDHDGUIEC/bundle.json","state_url":"https://pith.science/pith/2LFNLZHFT2RXWVWLKDDHDGUIEC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2LFNLZHFT2RXWVWLKDDHDGUIEC/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":"2026-06-22T11:12:18Z","links":{"resolver":"https://pith.science/pith/2LFNLZHFT2RXWVWLKDDHDGUIEC","bundle":"https://pith.science/pith/2LFNLZHFT2RXWVWLKDDHDGUIEC/bundle.json","state":"https://pith.science/pith/2LFNLZHFT2RXWVWLKDDHDGUIEC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2LFNLZHFT2RXWVWLKDDHDGUIEC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:2LFNLZHFT2RXWVWLKDDHDGUIEC","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":"cf25113aaec793e590df0464c4a48455f4da03d2134a3bdfb112109b66da6355","cross_cats_sorted":["cs.IT","math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2011-03-27T11:08:07Z","title_canon_sha256":"a7bf31ad8bf976ed6872c765f9a1b1d50490b0bca04b0b7ba0c7afaf7d6e16f1"},"schema_version":"1.0","source":{"id":"1103.5197","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1103.5197","created_at":"2026-05-18T04:25:38Z"},{"alias_kind":"arxiv_version","alias_value":"1103.5197v1","created_at":"2026-05-18T04:25:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.5197","created_at":"2026-05-18T04:25:38Z"},{"alias_kind":"pith_short_12","alias_value":"2LFNLZHFT2RX","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_16","alias_value":"2LFNLZHFT2RXWVWL","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_8","alias_value":"2LFNLZHF","created_at":"2026-05-18T12:26:18Z"}],"graph_snapshots":[{"event_id":"sha256:6f2d1028453735469da50efcd09857dea68ffb41689d5f4a66a932cf52ebe6ec","target":"graph","created_at":"2026-05-18T04:25:38Z","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"},"paper":{"abstract_excerpt":"A new scenario for generating a secret key and two private keys among three Terminals in the presence of an external eavesdropper is considered. Terminals 1, 2 and 3 intend to share a common secret key concealed from the external eavesdropper (Terminal 4) and simultaneously, each of Terminals 1 and 2 intends to share a private key with Terminal 3 while keeping it concealed from each other and from Terminal 4. All four Terminals observe i.i.d. outputs of correlated sources and there is a public channel from Terminal 3 to Terminals 1 and 2. An inner bound of the \"secret key-private keys capacity","authors_text":"Mohammad Reza Aref, Parisa Babaheidarian, Somayeh Salimi","cross_cats":["cs.IT","math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2011-03-27T11:08:07Z","title":"A New Secret key Agreement Scheme in a Four-Terminal Network"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.5197","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:cabeb84d5d7d69ea3652008ec971160fd3d98855bb288a6d81245a8cb41a73d0","target":"record","created_at":"2026-05-18T04:25:38Z","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":"cf25113aaec793e590df0464c4a48455f4da03d2134a3bdfb112109b66da6355","cross_cats_sorted":["cs.IT","math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2011-03-27T11:08:07Z","title_canon_sha256":"a7bf31ad8bf976ed6872c765f9a1b1d50490b0bca04b0b7ba0c7afaf7d6e16f1"},"schema_version":"1.0","source":{"id":"1103.5197","kind":"arxiv","version":1}},"canonical_sha256":"d2cad5e4e59ea37b56cb50c6719a8820af194c2f03568a681137b62b7a9d0627","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d2cad5e4e59ea37b56cb50c6719a8820af194c2f03568a681137b62b7a9d0627","first_computed_at":"2026-05-18T04:25:38.437764Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:25:38.437764Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1HiKMmZ7WodPoSFoLUDzeSenW4ILULogQ/0aO5lGRoVBmpyItm6XeoJux+1CM6+1rfmO/Ovj/aWZQC2N0+XMAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:25:38.438231Z","signed_message":"canonical_sha256_bytes"},"source_id":"1103.5197","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cabeb84d5d7d69ea3652008ec971160fd3d98855bb288a6d81245a8cb41a73d0","sha256:6f2d1028453735469da50efcd09857dea68ffb41689d5f4a66a932cf52ebe6ec"],"state_sha256":"201dc7ca1ddc1a1bc6e8e5460534b4c1a0912ea8ae1187427d6d29c0c7d198d2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OKw0VJVDRfPZithk9qtMBgRywdPBaQklTR9HWXEf8ZjmzQlVyRjXJZb1GtKRhmxYFvnboSJfuibCjDhzcvI8Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-22T11:12:18.037592Z","bundle_sha256":"bda1f0841d877cccec44d7e5318bced1abdb985bf687111ce801a01d3a8ba012"}}