{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:LOALD5L6L6YJUVRUQMQDUDU2EM","short_pith_number":"pith:LOALD5L6","canonical_record":{"source":{"id":"1407.5355","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2014-07-21T00:41:35Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"a13bd4b07adcd515bb377411cd46f8b7708ac813f37d9840f1f595735539541f","abstract_canon_sha256":"27773cb6b059cfb8a003e9a89bbefb5e423c62b0f0c097f068934e5129af4edd"},"schema_version":"1.0"},"canonical_sha256":"5b80b1f57e5fb09a563483203a0e9a230e129265306a7460598c90014d819626","source":{"kind":"arxiv","id":"1407.5355","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.5355","created_at":"2026-05-18T02:47:14Z"},{"alias_kind":"arxiv_version","alias_value":"1407.5355v1","created_at":"2026-05-18T02:47:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.5355","created_at":"2026-05-18T02:47:14Z"},{"alias_kind":"pith_short_12","alias_value":"LOALD5L6L6YJ","created_at":"2026-05-18T12:28:38Z"},{"alias_kind":"pith_short_16","alias_value":"LOALD5L6L6YJUVRU","created_at":"2026-05-18T12:28:38Z"},{"alias_kind":"pith_short_8","alias_value":"LOALD5L6","created_at":"2026-05-18T12:28:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:LOALD5L6L6YJUVRUQMQDUDU2EM","target":"record","payload":{"canonical_record":{"source":{"id":"1407.5355","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2014-07-21T00:41:35Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"a13bd4b07adcd515bb377411cd46f8b7708ac813f37d9840f1f595735539541f","abstract_canon_sha256":"27773cb6b059cfb8a003e9a89bbefb5e423c62b0f0c097f068934e5129af4edd"},"schema_version":"1.0"},"canonical_sha256":"5b80b1f57e5fb09a563483203a0e9a230e129265306a7460598c90014d819626","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:47:14.259393Z","signature_b64":"xXEkO3gm7jF1SM/T3N3Lx6pHTtwVjnUbT1GcU3VzsGLTOKer6IU1Bfym7zxTJ7SJ38mJOrcqu5jP6velJYErDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5b80b1f57e5fb09a563483203a0e9a230e129265306a7460598c90014d819626","last_reissued_at":"2026-05-18T02:47:14.258737Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:47:14.258737Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1407.5355","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":"2026-05-18T02:47:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VtliM9R62dUPgVQY0DrSFA/SUeY6V+tWj80FPAYUSkDUQStyCMNVHGLvJFPmF5NOO8jpqoMvQucU/nzgGEaAAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T21:47:50.020454Z"},"content_sha256":"c5f862d89b35cc4f9ef42b6df47ca3e056871b044368fd3d441fbb8b7961b6c4","schema_version":"1.0","event_id":"sha256:c5f862d89b35cc4f9ef42b6df47ca3e056871b044368fd3d441fbb8b7961b6c4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:LOALD5L6L6YJUVRUQMQDUDU2EM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Secure Wireless Information and Power Transfer in Large-Scale MIMO Relaying Systems with Imperfect CSI","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Jian Chen, Tao Liu, Xiaoming Chen","submitted_at":"2014-07-21T00:41:35Z","abstract_excerpt":"In this paper, we address the problem of secure wireless information and power transfer in a large-scale multiple-input multiple-output (LS-MIMO) amplify-and-forward (AF) relaying system. The advantage of LS-MIMO relay is exploited to enhance wireless security, transmission rate and energy efficiency. In particular, the challenging issues incurred by short interception distance and long transfer distance are well addressed simultaneously. Under very practical assumptions, i.e., no eavesdropper's channel state information (CSI) and imperfect legitimate channel CSI, this paper investigates the i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.5355","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":"2026-05-18T02:47:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5yzT2NIcvvhzr4Wijugaz36OyHf0eXFmB+v8wjXLoPt9830DvienA0a421R5r7T2Mdjs94Ks/8w+MzEi9RhFCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T21:47:50.020803Z"},"content_sha256":"1dccb774aedcdb97ba323fa6354f0e34d0ccfe812c32a511d40902306a65d8f2","schema_version":"1.0","event_id":"sha256:1dccb774aedcdb97ba323fa6354f0e34d0ccfe812c32a511d40902306a65d8f2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LOALD5L6L6YJUVRUQMQDUDU2EM/bundle.json","state_url":"https://pith.science/pith/LOALD5L6L6YJUVRUQMQDUDU2EM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LOALD5L6L6YJUVRUQMQDUDU2EM/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":"2026-06-03T21:47:50Z","links":{"resolver":"https://pith.science/pith/LOALD5L6L6YJUVRUQMQDUDU2EM","bundle":"https://pith.science/pith/LOALD5L6L6YJUVRUQMQDUDU2EM/bundle.json","state":"https://pith.science/pith/LOALD5L6L6YJUVRUQMQDUDU2EM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LOALD5L6L6YJUVRUQMQDUDU2EM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:LOALD5L6L6YJUVRUQMQDUDU2EM","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":"27773cb6b059cfb8a003e9a89bbefb5e423c62b0f0c097f068934e5129af4edd","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2014-07-21T00:41:35Z","title_canon_sha256":"a13bd4b07adcd515bb377411cd46f8b7708ac813f37d9840f1f595735539541f"},"schema_version":"1.0","source":{"id":"1407.5355","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.5355","created_at":"2026-05-18T02:47:14Z"},{"alias_kind":"arxiv_version","alias_value":"1407.5355v1","created_at":"2026-05-18T02:47:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.5355","created_at":"2026-05-18T02:47:14Z"},{"alias_kind":"pith_short_12","alias_value":"LOALD5L6L6YJ","created_at":"2026-05-18T12:28:38Z"},{"alias_kind":"pith_short_16","alias_value":"LOALD5L6L6YJUVRU","created_at":"2026-05-18T12:28:38Z"},{"alias_kind":"pith_short_8","alias_value":"LOALD5L6","created_at":"2026-05-18T12:28:38Z"}],"graph_snapshots":[{"event_id":"sha256:1dccb774aedcdb97ba323fa6354f0e34d0ccfe812c32a511d40902306a65d8f2","target":"graph","created_at":"2026-05-18T02:47:14Z","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":"In this paper, we address the problem of secure wireless information and power transfer in a large-scale multiple-input multiple-output (LS-MIMO) amplify-and-forward (AF) relaying system. The advantage of LS-MIMO relay is exploited to enhance wireless security, transmission rate and energy efficiency. In particular, the challenging issues incurred by short interception distance and long transfer distance are well addressed simultaneously. Under very practical assumptions, i.e., no eavesdropper's channel state information (CSI) and imperfect legitimate channel CSI, this paper investigates the i","authors_text":"Jian Chen, Tao Liu, Xiaoming Chen","cross_cats":["math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2014-07-21T00:41:35Z","title":"Secure Wireless Information and Power Transfer in Large-Scale MIMO Relaying Systems with Imperfect CSI"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.5355","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:c5f862d89b35cc4f9ef42b6df47ca3e056871b044368fd3d441fbb8b7961b6c4","target":"record","created_at":"2026-05-18T02:47:14Z","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":"27773cb6b059cfb8a003e9a89bbefb5e423c62b0f0c097f068934e5129af4edd","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2014-07-21T00:41:35Z","title_canon_sha256":"a13bd4b07adcd515bb377411cd46f8b7708ac813f37d9840f1f595735539541f"},"schema_version":"1.0","source":{"id":"1407.5355","kind":"arxiv","version":1}},"canonical_sha256":"5b80b1f57e5fb09a563483203a0e9a230e129265306a7460598c90014d819626","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5b80b1f57e5fb09a563483203a0e9a230e129265306a7460598c90014d819626","first_computed_at":"2026-05-18T02:47:14.258737Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:47:14.258737Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xXEkO3gm7jF1SM/T3N3Lx6pHTtwVjnUbT1GcU3VzsGLTOKer6IU1Bfym7zxTJ7SJ38mJOrcqu5jP6velJYErDw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:47:14.259393Z","signed_message":"canonical_sha256_bytes"},"source_id":"1407.5355","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c5f862d89b35cc4f9ef42b6df47ca3e056871b044368fd3d441fbb8b7961b6c4","sha256:1dccb774aedcdb97ba323fa6354f0e34d0ccfe812c32a511d40902306a65d8f2"],"state_sha256":"0ac64befb56eb35165efe99ae1d10256200f98e2140b1ed3b6a651baa1b7ac90"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9Vdy8pyS9YDuidHROGTmu25pHdKUGNRzsIVwShd8kr1IanxHG68mfyGy/vPOdUCQOizKXMsHJiQJo6+eGZbuBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T21:47:50.022761Z","bundle_sha256":"b04f3868c688489afc8bc0a73d1d1178aea44c7a03286d0a805fd2283cafac5f"}}