{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:ZKOJZWANRWTWAXOVHFMYT5MZ7G","short_pith_number":"pith:ZKOJZWAN","canonical_record":{"source":{"id":"1410.6795","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2014-09-11T09:23:14Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"920c0ca483d12b9637805ba66fd4a1cdde444419a9dfa5b062ca5c3275b47237","abstract_canon_sha256":"5ed23e13c3f1e6cf79457b2b5e88211498a7d1879183cb9b36ff79658071f14a"},"schema_version":"1.0"},"canonical_sha256":"ca9c9cd80d8da7605dd5395989f599f9aaf0892f78091d46ca476c426eb58535","source":{"kind":"arxiv","id":"1410.6795","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.6795","created_at":"2026-05-18T02:39:24Z"},{"alias_kind":"arxiv_version","alias_value":"1410.6795v1","created_at":"2026-05-18T02:39:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.6795","created_at":"2026-05-18T02:39:24Z"},{"alias_kind":"pith_short_12","alias_value":"ZKOJZWANRWTW","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_16","alias_value":"ZKOJZWANRWTWAXOV","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_8","alias_value":"ZKOJZWAN","created_at":"2026-05-18T12:28:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:ZKOJZWANRWTWAXOVHFMYT5MZ7G","target":"record","payload":{"canonical_record":{"source":{"id":"1410.6795","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2014-09-11T09:23:14Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"920c0ca483d12b9637805ba66fd4a1cdde444419a9dfa5b062ca5c3275b47237","abstract_canon_sha256":"5ed23e13c3f1e6cf79457b2b5e88211498a7d1879183cb9b36ff79658071f14a"},"schema_version":"1.0"},"canonical_sha256":"ca9c9cd80d8da7605dd5395989f599f9aaf0892f78091d46ca476c426eb58535","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:39:24.554345Z","signature_b64":"ZuDQJX33h3XChoGZPlgwi0eFSzA1B9pCj0E34JnI6IbR+x7OTgBGzhHNv9dzWZshctUkYs8RI90qdurmueQ3Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ca9c9cd80d8da7605dd5395989f599f9aaf0892f78091d46ca476c426eb58535","last_reissued_at":"2026-05-18T02:39:24.553971Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:39:24.553971Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1410.6795","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":"2026-05-18T02:39:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1K6CJDOxPGMb82mljmBwBpcodU7eY5g4uD62v0efVXvKmRWhXhWqbvvnGUdy0doZCaeDVxncXAgNsCiMhgsNCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T19:45:30.861495Z"},"content_sha256":"9e55fa4b63dee99b454ecd42f678777935e43db05124b3a3ec86ad78c4c12491","schema_version":"1.0","event_id":"sha256:9e55fa4b63dee99b454ecd42f678777935e43db05124b3a3ec86ad78c4c12491"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:ZKOJZWANRWTWAXOVHFMYT5MZ7G","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Transmit antenna subset selection in MIMO OFDM system using adaptive mutation Genetic algorithm","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Manjit Singh, Nidhi Sindhwani","submitted_at":"2014-09-11T09:23:14Z","abstract_excerpt":"Multiple input multiple output techniques are considered attractive for future wireless communication systems, due to the continuing demand for high data rates, spectral efficiency, suppress interference ability and robustness of transmission. MIMO-OFDM is very helpful to transmit high data rate in wireless transmission and provides good maximum system capacity by getting the advantages of both MIMO and OFDM. The main problem in this system is that increase in number of transmit and receive antennas lead to hardware complexity. To tackle this issue, an effective optimal transmit antenna subset"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.6795","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":"2026-05-18T02:39:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wqYvnN3qvnAMvwGQxa+AsORPgjn9qDvUF6+E6scMTnFQRY/sqBykHvDiBGFjLTRvNma8wDWRIqGIVkL6dltDCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T19:45:30.862233Z"},"content_sha256":"c0e65dcfd1e0908705eddb4e5885c2db14a85bae1ee36645dea1fe551c37ac4e","schema_version":"1.0","event_id":"sha256:c0e65dcfd1e0908705eddb4e5885c2db14a85bae1ee36645dea1fe551c37ac4e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZKOJZWANRWTWAXOVHFMYT5MZ7G/bundle.json","state_url":"https://pith.science/pith/ZKOJZWANRWTWAXOVHFMYT5MZ7G/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZKOJZWANRWTWAXOVHFMYT5MZ7G/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":"2026-06-08T19:45:30Z","links":{"resolver":"https://pith.science/pith/ZKOJZWANRWTWAXOVHFMYT5MZ7G","bundle":"https://pith.science/pith/ZKOJZWANRWTWAXOVHFMYT5MZ7G/bundle.json","state":"https://pith.science/pith/ZKOJZWANRWTWAXOVHFMYT5MZ7G/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZKOJZWANRWTWAXOVHFMYT5MZ7G/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:ZKOJZWANRWTWAXOVHFMYT5MZ7G","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":"5ed23e13c3f1e6cf79457b2b5e88211498a7d1879183cb9b36ff79658071f14a","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2014-09-11T09:23:14Z","title_canon_sha256":"920c0ca483d12b9637805ba66fd4a1cdde444419a9dfa5b062ca5c3275b47237"},"schema_version":"1.0","source":{"id":"1410.6795","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.6795","created_at":"2026-05-18T02:39:24Z"},{"alias_kind":"arxiv_version","alias_value":"1410.6795v1","created_at":"2026-05-18T02:39:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.6795","created_at":"2026-05-18T02:39:24Z"},{"alias_kind":"pith_short_12","alias_value":"ZKOJZWANRWTW","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_16","alias_value":"ZKOJZWANRWTWAXOV","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_8","alias_value":"ZKOJZWAN","created_at":"2026-05-18T12:28:59Z"}],"graph_snapshots":[{"event_id":"sha256:c0e65dcfd1e0908705eddb4e5885c2db14a85bae1ee36645dea1fe551c37ac4e","target":"graph","created_at":"2026-05-18T02:39:24Z","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":"Multiple input multiple output techniques are considered attractive for future wireless communication systems, due to the continuing demand for high data rates, spectral efficiency, suppress interference ability and robustness of transmission. MIMO-OFDM is very helpful to transmit high data rate in wireless transmission and provides good maximum system capacity by getting the advantages of both MIMO and OFDM. The main problem in this system is that increase in number of transmit and receive antennas lead to hardware complexity. To tackle this issue, an effective optimal transmit antenna subset","authors_text":"Manjit Singh, Nidhi Sindhwani","cross_cats":["math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2014-09-11T09:23:14Z","title":"Transmit antenna subset selection in MIMO OFDM system using adaptive mutation Genetic algorithm"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.6795","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":"sha256:9e55fa4b63dee99b454ecd42f678777935e43db05124b3a3ec86ad78c4c12491","target":"record","created_at":"2026-05-18T02:39:24Z","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":"5ed23e13c3f1e6cf79457b2b5e88211498a7d1879183cb9b36ff79658071f14a","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2014-09-11T09:23:14Z","title_canon_sha256":"920c0ca483d12b9637805ba66fd4a1cdde444419a9dfa5b062ca5c3275b47237"},"schema_version":"1.0","source":{"id":"1410.6795","kind":"arxiv","version":1}},"canonical_sha256":"ca9c9cd80d8da7605dd5395989f599f9aaf0892f78091d46ca476c426eb58535","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ca9c9cd80d8da7605dd5395989f599f9aaf0892f78091d46ca476c426eb58535","first_computed_at":"2026-05-18T02:39:24.553971Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:39:24.553971Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZuDQJX33h3XChoGZPlgwi0eFSzA1B9pCj0E34JnI6IbR+x7OTgBGzhHNv9dzWZshctUkYs8RI90qdurmueQ3Cg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:39:24.554345Z","signed_message":"canonical_sha256_bytes"},"source_id":"1410.6795","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9e55fa4b63dee99b454ecd42f678777935e43db05124b3a3ec86ad78c4c12491","sha256:c0e65dcfd1e0908705eddb4e5885c2db14a85bae1ee36645dea1fe551c37ac4e"],"state_sha256":"d3a9af0f92f827a0317ceebe809ef9d9df1af4b310128fa7d837422b466a45fa"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HArggl0MrtudWbFH5ccs5olDTOOuFHLYVocPR7x6I1tQqiMjvSqns4NWc8ErbxfLvSfFv7v5cFtElH55xwKmAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T19:45:30.866140Z","bundle_sha256":"c4ea1a7cbed059d7ddd47d645ef39cfe7216a44ad685cd427c6ad74b74fb9ed3"}}