{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:SOGUNMLTGHRQWSI4TSXL3UWQKE","short_pith_number":"pith:SOGUNMLT","canonical_record":{"source":{"id":"2607.29248","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2026-07-31T10:20:20Z","cross_cats_sorted":[],"title_canon_sha256":"d6a8d21d63182d2f23a9fd18062cb1ef4b5847501b091eb48a6a7bdc6f9d3491","abstract_canon_sha256":"04924c84d8fed35532362d77864a2170c91fe3f5fb354f4f8738e490c99310b7"},"schema_version":"1.0"},"canonical_sha256":"938d46b17331e30b491c9caebdd2d05127d32b4e06814a7cc6cd831643606910","source":{"kind":"arxiv","id":"2607.29248","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.29248","created_at":"2026-08-03T01:22:26Z"},{"alias_kind":"arxiv_version","alias_value":"2607.29248v1","created_at":"2026-08-03T01:22:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.29248","created_at":"2026-08-03T01:22:26Z"},{"alias_kind":"pith_short_12","alias_value":"SOGUNMLTGHRQ","created_at":"2026-08-03T01:22:26Z"},{"alias_kind":"pith_short_16","alias_value":"SOGUNMLTGHRQWSI4","created_at":"2026-08-03T01:22:26Z"},{"alias_kind":"pith_short_8","alias_value":"SOGUNMLT","created_at":"2026-08-03T01:22:26Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:SOGUNMLTGHRQWSI4TSXL3UWQKE","target":"record","payload":{"canonical_record":{"source":{"id":"2607.29248","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2026-07-31T10:20:20Z","cross_cats_sorted":[],"title_canon_sha256":"d6a8d21d63182d2f23a9fd18062cb1ef4b5847501b091eb48a6a7bdc6f9d3491","abstract_canon_sha256":"04924c84d8fed35532362d77864a2170c91fe3f5fb354f4f8738e490c99310b7"},"schema_version":"1.0"},"canonical_sha256":"938d46b17331e30b491c9caebdd2d05127d32b4e06814a7cc6cd831643606910","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-03T01:22:26.864234Z","signature_b64":"LgCuxvK6n2myQX2AVWPg9ABvKNfS5rC1EQUMosyyHlR8vwJk+mWMH/gyCxspu561HwjgJHUmuXQOKjY7Kg4NCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"938d46b17331e30b491c9caebdd2d05127d32b4e06814a7cc6cd831643606910","last_reissued_at":"2026-08-03T01:22:26.862604Z","signature_status":"signed_v1","first_computed_at":"2026-08-03T01:22:26.862604Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.29248","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":"2026-08-03T01:22:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dLbt79WsX6P1DK1JjnAQHdP3mjj8IfjprgxmqjhEPb+9ENyxGQGQi3zwjBQwHhH+QqaWkLfT8THJ/rkVDfQKCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T16:25:01.383674Z"},"content_sha256":"347f64285a09a06f3c57f86163f7dbaaaafc56ac2fd84c2c374910bfc063ec0a","schema_version":"1.0","event_id":"sha256:347f64285a09a06f3c57f86163f7dbaaaafc56ac2fd84c2c374910bfc063ec0a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:SOGUNMLTGHRQWSI4TSXL3UWQKE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Wireless Aggregation Latency in Edge Learning with Fractional Power Control","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"eess.SP","authors_text":"A. C. Vamshi Karthik, S. Tayyaba, S. Vanka","submitted_at":"2026-07-31T10:20:20Z","abstract_excerpt":"When multiple wireless edge servers communicate with a common core server, their uplink transmissions create a multiple-access bottleneck that affects the la- tency of distributed edge learning systems. This paper analyzes this bottleneck and investigates the use of fractional power control (FPC) to mitigate it in hierarchi- cal federated learning (HFL). Modeling the spatial deployment of edge servers and wireless channel gains using stochastic wireless models, we analytically character- ize the mean core aggregation latency (CAL) under a TDMA aggregation policy. We formulate the cumulative co"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.29248","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2607.29248/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-08-03T01:22:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2wkqw6RSSIBB1QjQFVTmbXDG1L2qR4yZdIjRvHrKvokvpOL8fTYSyvW8j/P8nGSKi2NoVTWhTsZ5TGMUpS65BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T16:25:01.384577Z"},"content_sha256":"88692efa69f118fa42ff1f6a915cfe9b1edd250247e20d80ede04aeba870ab56","schema_version":"1.0","event_id":"sha256:88692efa69f118fa42ff1f6a915cfe9b1edd250247e20d80ede04aeba870ab56"},{"event_type":"integrity_finding","subject_pith_number":"pith:2026:SOGUNMLTGHRQWSI4TSXL3UWQKE","target":"integrity","payload":{"note":"Identifier '10.1109/twc.2024' is syntactically valid but the DOI registry (doi.org) returned 404, and Crossref / OpenAlex / internal corpus also have no record. The cited work could not be located through any authoritative source.","snippet":"A. Mahmoudi, H. S. Ghadikolaei, J. M. Barros Da Silva, C. Fischione, Fedcau: A proactive stop policy for communication and computation efficient federated learn- ing, IEEE Trans. Wireless Commn. 23 (2024) 11076–11093. doi:10.1109/TWC.2024. ","arxiv_id":"2607.29248","detector":"doi_compliance","evidence":{"doi":"10.1109/twc.2024","arxiv_id":null,"ref_index":4,"raw_excerpt":"A. Mahmoudi, H. S. Ghadikolaei, J. M. Barros Da Silva, C. Fischione, Fedcau: A proactive stop policy for communication and computation efficient federated learn- ing, IEEE Trans. Wireless Commn. 23 (2024) 11076–11093. doi:10.1109/TWC.2024. 3378351. 16","parse_status":"well_formed","verdict_class":"cross_source","checked_sources":["crossref_by_doi","openalex_by_doi","doi_org_head"],"resolution_status":"hard_miss"},"severity":"critical","ref_index":4,"audited_at":"2026-08-03T10:58:07.396309Z","event_type":"pith.integrity.v1","detected_doi":"10.1109/twc.2024","detector_url":"https://pith.science/pith-integrity-protocol#doi_compliance","external_url":null,"finding_type":"unresolvable_identifier","evidence_hash":"ac5c703d238d40247783e5ea8f757426c1b9b0009da0eeebf850f85b61a1f148","paper_version":1,"verdict_class":"cross_source","resolved_title":null,"detector_version":"1.1.0","detected_arxiv_id":null,"integrity_event_id":17611,"payload_sha256":"8131c6b7ec18bd67133e6354d9518d9a03a9eba2801ffc2ce070f8813eda5e81","signature_b64":"dYT/0A9LmYH7yv8ysHQ8pIr+LGA/sSYV31cVE06R50PqeYFgjXNfczV6CJ4yUv6TiYD21hmpTWfAQEYgEipTDg==","signing_key_id":"pith-v1-2026-05"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-08-03T10:58:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Tbd9ZxhxHhMafpdKMn5kswDpOueVVGdfSJluowal5DkZxOtd4d9o2gIQvjmoJAM6NtD1Eoqc+8xKum1BSXpWCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T16:25:01.387762Z"},"content_sha256":"d7f5a91d6416db9f829e30de0e56552707d94eeb3b73be88bb31dc5eb7398357","schema_version":"1.0","event_id":"sha256:d7f5a91d6416db9f829e30de0e56552707d94eeb3b73be88bb31dc5eb7398357"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SOGUNMLTGHRQWSI4TSXL3UWQKE/bundle.json","state_url":"https://pith.science/pith/SOGUNMLTGHRQWSI4TSXL3UWQKE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SOGUNMLTGHRQWSI4TSXL3UWQKE/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":"2026-08-08T16:25:01Z","links":{"resolver":"https://pith.science/pith/SOGUNMLTGHRQWSI4TSXL3UWQKE","bundle":"https://pith.science/pith/SOGUNMLTGHRQWSI4TSXL3UWQKE/bundle.json","state":"https://pith.science/pith/SOGUNMLTGHRQWSI4TSXL3UWQKE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SOGUNMLTGHRQWSI4TSXL3UWQKE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:SOGUNMLTGHRQWSI4TSXL3UWQKE","merge_version":"pith-open-graph-merge-v1","event_count":3,"valid_event_count":3,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"04924c84d8fed35532362d77864a2170c91fe3f5fb354f4f8738e490c99310b7","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2026-07-31T10:20:20Z","title_canon_sha256":"d6a8d21d63182d2f23a9fd18062cb1ef4b5847501b091eb48a6a7bdc6f9d3491"},"schema_version":"1.0","source":{"id":"2607.29248","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.29248","created_at":"2026-08-03T01:22:26Z"},{"alias_kind":"arxiv_version","alias_value":"2607.29248v1","created_at":"2026-08-03T01:22:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.29248","created_at":"2026-08-03T01:22:26Z"},{"alias_kind":"pith_short_12","alias_value":"SOGUNMLTGHRQ","created_at":"2026-08-03T01:22:26Z"},{"alias_kind":"pith_short_16","alias_value":"SOGUNMLTGHRQWSI4","created_at":"2026-08-03T01:22:26Z"},{"alias_kind":"pith_short_8","alias_value":"SOGUNMLT","created_at":"2026-08-03T01:22:26Z"}],"graph_snapshots":[{"event_id":"sha256:88692efa69f118fa42ff1f6a915cfe9b1edd250247e20d80ede04aeba870ab56","target":"graph","created_at":"2026-08-03T01:22:26Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2607.29248/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"When multiple wireless edge servers communicate with a common core server, their uplink transmissions create a multiple-access bottleneck that affects the la- tency of distributed edge learning systems. This paper analyzes this bottleneck and investigates the use of fractional power control (FPC) to mitigate it in hierarchi- cal federated learning (HFL). Modeling the spatial deployment of edge servers and wireless channel gains using stochastic wireless models, we analytically character- ize the mean core aggregation latency (CAL) under a TDMA aggregation policy. We formulate the cumulative co","authors_text":"A. C. Vamshi Karthik, S. Tayyaba, S. Vanka","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2026-07-31T10:20:20Z","title":"Wireless Aggregation Latency in Edge Learning with Fractional Power Control"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.29248","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":"sha256:347f64285a09a06f3c57f86163f7dbaaaafc56ac2fd84c2c374910bfc063ec0a","target":"record","created_at":"2026-08-03T01:22:26Z","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":"04924c84d8fed35532362d77864a2170c91fe3f5fb354f4f8738e490c99310b7","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2026-07-31T10:20:20Z","title_canon_sha256":"d6a8d21d63182d2f23a9fd18062cb1ef4b5847501b091eb48a6a7bdc6f9d3491"},"schema_version":"1.0","source":{"id":"2607.29248","kind":"arxiv","version":1}},"canonical_sha256":"938d46b17331e30b491c9caebdd2d05127d32b4e06814a7cc6cd831643606910","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"938d46b17331e30b491c9caebdd2d05127d32b4e06814a7cc6cd831643606910","first_computed_at":"2026-08-03T01:22:26.862604Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-08-03T01:22:26.862604Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LgCuxvK6n2myQX2AVWPg9ABvKNfS5rC1EQUMosyyHlR8vwJk+mWMH/gyCxspu561HwjgJHUmuXQOKjY7Kg4NCw==","signature_status":"signed_v1","signed_at":"2026-08-03T01:22:26.864234Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.29248","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:347f64285a09a06f3c57f86163f7dbaaaafc56ac2fd84c2c374910bfc063ec0a","sha256:88692efa69f118fa42ff1f6a915cfe9b1edd250247e20d80ede04aeba870ab56","sha256:d7f5a91d6416db9f829e30de0e56552707d94eeb3b73be88bb31dc5eb7398357"],"state_sha256":"f46fb3f22718726f51e7894d6b677c411b965c02bc0d514c2d4fc0efd7f8f086"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RLtGhqH6VABSr/JC3wzvfqYgobzLJq/TVLh7NlfGVCVcGwDruo4X0TuaJhCZ6TYKLulepDw24lkX8BMKbK9TCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T16:25:01.391816Z","bundle_sha256":"fc5f91cab2a4660c701982f52d20099a2c2894ee0891d353dfbbd2772af58242"}}