{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:SLRLKZH2POL7PCNXH7IKYKOMNA","short_pith_number":"pith:SLRLKZH2","canonical_record":{"source":{"id":"1510.04772","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2015-10-16T03:38:24Z","cross_cats_sorted":[],"title_canon_sha256":"7e9705f7fb6e29e112c97cfe4ec27ac95e93ad2c450b976a9d7bcc165bc1175f","abstract_canon_sha256":"a927649f5ffa910508aa3afc36dfbee95f5daa1ffeb2571c5167894f430215a9"},"schema_version":"1.0"},"canonical_sha256":"92e2b564fa7b97f789b73fd0ac29cc6817af6d7e9c7f46109bec4f5082736fb3","source":{"kind":"arxiv","id":"1510.04772","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.04772","created_at":"2026-05-18T01:30:01Z"},{"alias_kind":"arxiv_version","alias_value":"1510.04772v1","created_at":"2026-05-18T01:30:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.04772","created_at":"2026-05-18T01:30:01Z"},{"alias_kind":"pith_short_12","alias_value":"SLRLKZH2POL7","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_16","alias_value":"SLRLKZH2POL7PCNX","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_8","alias_value":"SLRLKZH2","created_at":"2026-05-18T12:29:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:SLRLKZH2POL7PCNXH7IKYKOMNA","target":"record","payload":{"canonical_record":{"source":{"id":"1510.04772","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2015-10-16T03:38:24Z","cross_cats_sorted":[],"title_canon_sha256":"7e9705f7fb6e29e112c97cfe4ec27ac95e93ad2c450b976a9d7bcc165bc1175f","abstract_canon_sha256":"a927649f5ffa910508aa3afc36dfbee95f5daa1ffeb2571c5167894f430215a9"},"schema_version":"1.0"},"canonical_sha256":"92e2b564fa7b97f789b73fd0ac29cc6817af6d7e9c7f46109bec4f5082736fb3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:30:01.496663Z","signature_b64":"cjpmaRJOaHALEkoBVxM7PL6wwtThyrELyMvO2VK5DVxh8cAuB6ab5tIbFmkiBCSCZKGljoTQlAphTSf6r6gtAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"92e2b564fa7b97f789b73fd0ac29cc6817af6d7e9c7f46109bec4f5082736fb3","last_reissued_at":"2026-05-18T01:30:01.496116Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:30:01.496116Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1510.04772","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":"2026-05-18T01:30:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kI+ntrW72uM8dMn39NkzUW4IXH2kQx0B/Aoz/fcoMfqpUWkICqGENBEv/gwh66aCLqO8XR9dJEMdN0vGsnZ2DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T23:14:25.796870Z"},"content_sha256":"66b4b6fab34678a53a66d59d5a28b051bf90741b2049addc3cb07807da1df03c","schema_version":"1.0","event_id":"sha256:66b4b6fab34678a53a66d59d5a28b051bf90741b2049addc3cb07807da1df03c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:SLRLKZH2POL7PCNXH7IKYKOMNA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Analysis of Path Loss mitigation through Dynamic Spectrum Access: Software Defined Radio","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.NI","authors_text":"Chandan Pradhan, Garimella Rama Murthy","submitted_at":"2015-10-16T03:38:24Z","abstract_excerpt":"In this paper, an analysis is carried out for a method to mitigate the path loss through the dynamic spectrum access (DSA) method. The path loss is a major component which determines the QoS of a wireless link. Its effect is complemented by the presence of obstruction between the transmitter and receiver. The future cellular network (5G) focuses on operating with the millimeter-wave (mmW). In higher frequency, path loss can play a significant role in degrading the link quality due to higher attenuation. In a scenario, where the operating environment is changing dynamically, sudden degradation "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.04772","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":"2026-05-18T01:30:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CdjqEOAl9YJvzN1uQ/ToQ8gpAkk+X4xDZvPwH8DCd5pI7XOGm/kIgFLwQdk+fFu+E8wIZ5zTowvBRqs8bmRLAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T23:14:25.797371Z"},"content_sha256":"afe89eb54321488f5195802ccdfe9783ac8c0eee0f797e63914f949e8fdfae67","schema_version":"1.0","event_id":"sha256:afe89eb54321488f5195802ccdfe9783ac8c0eee0f797e63914f949e8fdfae67"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SLRLKZH2POL7PCNXH7IKYKOMNA/bundle.json","state_url":"https://pith.science/pith/SLRLKZH2POL7PCNXH7IKYKOMNA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SLRLKZH2POL7PCNXH7IKYKOMNA/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":"2026-06-24T23:14:25Z","links":{"resolver":"https://pith.science/pith/SLRLKZH2POL7PCNXH7IKYKOMNA","bundle":"https://pith.science/pith/SLRLKZH2POL7PCNXH7IKYKOMNA/bundle.json","state":"https://pith.science/pith/SLRLKZH2POL7PCNXH7IKYKOMNA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SLRLKZH2POL7PCNXH7IKYKOMNA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:SLRLKZH2POL7PCNXH7IKYKOMNA","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":"a927649f5ffa910508aa3afc36dfbee95f5daa1ffeb2571c5167894f430215a9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2015-10-16T03:38:24Z","title_canon_sha256":"7e9705f7fb6e29e112c97cfe4ec27ac95e93ad2c450b976a9d7bcc165bc1175f"},"schema_version":"1.0","source":{"id":"1510.04772","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.04772","created_at":"2026-05-18T01:30:01Z"},{"alias_kind":"arxiv_version","alias_value":"1510.04772v1","created_at":"2026-05-18T01:30:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.04772","created_at":"2026-05-18T01:30:01Z"},{"alias_kind":"pith_short_12","alias_value":"SLRLKZH2POL7","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_16","alias_value":"SLRLKZH2POL7PCNX","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_8","alias_value":"SLRLKZH2","created_at":"2026-05-18T12:29:42Z"}],"graph_snapshots":[{"event_id":"sha256:afe89eb54321488f5195802ccdfe9783ac8c0eee0f797e63914f949e8fdfae67","target":"graph","created_at":"2026-05-18T01:30:01Z","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, an analysis is carried out for a method to mitigate the path loss through the dynamic spectrum access (DSA) method. The path loss is a major component which determines the QoS of a wireless link. Its effect is complemented by the presence of obstruction between the transmitter and receiver. The future cellular network (5G) focuses on operating with the millimeter-wave (mmW). In higher frequency, path loss can play a significant role in degrading the link quality due to higher attenuation. In a scenario, where the operating environment is changing dynamically, sudden degradation ","authors_text":"Chandan Pradhan, Garimella Rama Murthy","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2015-10-16T03:38:24Z","title":"Analysis of Path Loss mitigation through Dynamic Spectrum Access: Software Defined Radio"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.04772","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":"sha256:66b4b6fab34678a53a66d59d5a28b051bf90741b2049addc3cb07807da1df03c","target":"record","created_at":"2026-05-18T01:30:01Z","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":"a927649f5ffa910508aa3afc36dfbee95f5daa1ffeb2571c5167894f430215a9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2015-10-16T03:38:24Z","title_canon_sha256":"7e9705f7fb6e29e112c97cfe4ec27ac95e93ad2c450b976a9d7bcc165bc1175f"},"schema_version":"1.0","source":{"id":"1510.04772","kind":"arxiv","version":1}},"canonical_sha256":"92e2b564fa7b97f789b73fd0ac29cc6817af6d7e9c7f46109bec4f5082736fb3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"92e2b564fa7b97f789b73fd0ac29cc6817af6d7e9c7f46109bec4f5082736fb3","first_computed_at":"2026-05-18T01:30:01.496116Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:30:01.496116Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cjpmaRJOaHALEkoBVxM7PL6wwtThyrELyMvO2VK5DVxh8cAuB6ab5tIbFmkiBCSCZKGljoTQlAphTSf6r6gtAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:30:01.496663Z","signed_message":"canonical_sha256_bytes"},"source_id":"1510.04772","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:66b4b6fab34678a53a66d59d5a28b051bf90741b2049addc3cb07807da1df03c","sha256:afe89eb54321488f5195802ccdfe9783ac8c0eee0f797e63914f949e8fdfae67"],"state_sha256":"637bfa55b28db6efd017c45607a22338572a5d9228ac1e5848050bf3685ec866"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"t2cHCt7nIZ6syXHas2kSGe7o9epn0Yd1HCaUuCJdOreYVyENcOWLWaEXZVdGQKk7v7TIkzHgutpdo9Y/ympRBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-24T23:14:25.799970Z","bundle_sha256":"109774ac33d1c3784c8f37c8b88ee92a464ac03bd9a377f4908cf28a6152b365"}}