{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:UTQFPEIYF22SMX3NHDYGPYCWPF","short_pith_number":"pith:UTQFPEIY","canonical_record":{"source":{"id":"2409.17644","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2024-09-26T08:47:07Z","cross_cats_sorted":[],"title_canon_sha256":"376d7de578446fc95070f7658cd67b66a7fc20cbcb316e0b2aa8aa804c3058b4","abstract_canon_sha256":"e7dc0bd5fdb03c1bc457facf64055ab0e8f90657515ac634d8ac3954e692f3e3"},"schema_version":"1.0"},"canonical_sha256":"a4e05791182eb5265f6d38f067e056795a42169671fd92869028102c63546b3a","source":{"kind":"arxiv","id":"2409.17644","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.17644","created_at":"2026-07-05T09:40:42Z"},{"alias_kind":"arxiv_version","alias_value":"2409.17644v2","created_at":"2026-07-05T09:40:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.17644","created_at":"2026-07-05T09:40:42Z"},{"alias_kind":"pith_short_12","alias_value":"UTQFPEIYF22S","created_at":"2026-07-05T09:40:42Z"},{"alias_kind":"pith_short_16","alias_value":"UTQFPEIYF22SMX3N","created_at":"2026-07-05T09:40:42Z"},{"alias_kind":"pith_short_8","alias_value":"UTQFPEIY","created_at":"2026-07-05T09:40:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:UTQFPEIYF22SMX3NHDYGPYCWPF","target":"record","payload":{"canonical_record":{"source":{"id":"2409.17644","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2024-09-26T08:47:07Z","cross_cats_sorted":[],"title_canon_sha256":"376d7de578446fc95070f7658cd67b66a7fc20cbcb316e0b2aa8aa804c3058b4","abstract_canon_sha256":"e7dc0bd5fdb03c1bc457facf64055ab0e8f90657515ac634d8ac3954e692f3e3"},"schema_version":"1.0"},"canonical_sha256":"a4e05791182eb5265f6d38f067e056795a42169671fd92869028102c63546b3a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:40:42.817567Z","signature_b64":"bpDOFzugo8eJEetUzbyJLCtlk/oLys2UOf7IedSJfrrbGZ5P17mkZqdjiXi9RNJ4PCmilQy/AU8OhlXWAzcMBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a4e05791182eb5265f6d38f067e056795a42169671fd92869028102c63546b3a","last_reissued_at":"2026-07-05T09:40:42.817110Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:40:42.817110Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2409.17644","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T09:40:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aZ3jKuQrbE+XfwCWwSY5476KhcuYFzgjbW32PeCbLwXgyQpXQ4wTxgeWoDp5TFp6CrZ4fcEbLoXTdjFcbD8NCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T08:20:28.266042Z"},"content_sha256":"b3659283129475f4a71f6975d08e05f43bb8be0152d2891ae56764fa32f424cb","schema_version":"1.0","event_id":"sha256:b3659283129475f4a71f6975d08e05f43bb8be0152d2891ae56764fa32f424cb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:UTQFPEIYF22SMX3NHDYGPYCWPF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Model-Based Machine Learning for Max-Min Fairness Beamforming Design in JCAS Systems","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"eess.SP","authors_text":"A. L. Swindlehurst, Markku Juntti, Mengyuan Ma, Nhan Nguyen, Nir Shlezinger, Tianyu Fang","submitted_at":"2024-09-26T08:47:07Z","abstract_excerpt":"Joint communications and sensing (JCAS) is expected to be a crucial technology for future wireless systems. This paper investigates beamforming design for a multi-user multi-target JCAS system to ensure fairness and balance between communications and sensing performance. We jointly optimize the transmit and receive beamformers to maximize the weighted sum of the minimum communications rate and sensing mutual information. The formulated problem is highly challenging due to its non-smooth and non-convex nature. To overcome the challenges, we reformulate the problem into an equivalent but more tr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.17644","kind":"arxiv","version":2},"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/2409.17644/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":"2026-07-05T09:40:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"svQk4ihupmB+00RQs0nmpsegstR8HPdFLL+jMaVVDgjPzQtCZmSqNr7iSMkvapqwpa+x8YeUbTgh4yVbFqNLAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T08:20:28.266513Z"},"content_sha256":"0cf8c73e8b5c88bfbcf28cd117d8affc0d99b45594682422189bb0eb114e0721","schema_version":"1.0","event_id":"sha256:0cf8c73e8b5c88bfbcf28cd117d8affc0d99b45594682422189bb0eb114e0721"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UTQFPEIYF22SMX3NHDYGPYCWPF/bundle.json","state_url":"https://pith.science/pith/UTQFPEIYF22SMX3NHDYGPYCWPF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UTQFPEIYF22SMX3NHDYGPYCWPF/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":"2026-08-07T08:20:28Z","links":{"resolver":"https://pith.science/pith/UTQFPEIYF22SMX3NHDYGPYCWPF","bundle":"https://pith.science/pith/UTQFPEIYF22SMX3NHDYGPYCWPF/bundle.json","state":"https://pith.science/pith/UTQFPEIYF22SMX3NHDYGPYCWPF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UTQFPEIYF22SMX3NHDYGPYCWPF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:UTQFPEIYF22SMX3NHDYGPYCWPF","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":"e7dc0bd5fdb03c1bc457facf64055ab0e8f90657515ac634d8ac3954e692f3e3","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2024-09-26T08:47:07Z","title_canon_sha256":"376d7de578446fc95070f7658cd67b66a7fc20cbcb316e0b2aa8aa804c3058b4"},"schema_version":"1.0","source":{"id":"2409.17644","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.17644","created_at":"2026-07-05T09:40:42Z"},{"alias_kind":"arxiv_version","alias_value":"2409.17644v2","created_at":"2026-07-05T09:40:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.17644","created_at":"2026-07-05T09:40:42Z"},{"alias_kind":"pith_short_12","alias_value":"UTQFPEIYF22S","created_at":"2026-07-05T09:40:42Z"},{"alias_kind":"pith_short_16","alias_value":"UTQFPEIYF22SMX3N","created_at":"2026-07-05T09:40:42Z"},{"alias_kind":"pith_short_8","alias_value":"UTQFPEIY","created_at":"2026-07-05T09:40:42Z"}],"graph_snapshots":[{"event_id":"sha256:0cf8c73e8b5c88bfbcf28cd117d8affc0d99b45594682422189bb0eb114e0721","target":"graph","created_at":"2026-07-05T09:40:42Z","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/2409.17644/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Joint communications and sensing (JCAS) is expected to be a crucial technology for future wireless systems. This paper investigates beamforming design for a multi-user multi-target JCAS system to ensure fairness and balance between communications and sensing performance. We jointly optimize the transmit and receive beamformers to maximize the weighted sum of the minimum communications rate and sensing mutual information. The formulated problem is highly challenging due to its non-smooth and non-convex nature. To overcome the challenges, we reformulate the problem into an equivalent but more tr","authors_text":"A. L. Swindlehurst, Markku Juntti, Mengyuan Ma, Nhan Nguyen, Nir Shlezinger, Tianyu Fang","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2024-09-26T08:47:07Z","title":"Model-Based Machine Learning for Max-Min Fairness Beamforming Design in JCAS Systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.17644","kind":"arxiv","version":2},"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:b3659283129475f4a71f6975d08e05f43bb8be0152d2891ae56764fa32f424cb","target":"record","created_at":"2026-07-05T09:40:42Z","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":"e7dc0bd5fdb03c1bc457facf64055ab0e8f90657515ac634d8ac3954e692f3e3","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2024-09-26T08:47:07Z","title_canon_sha256":"376d7de578446fc95070f7658cd67b66a7fc20cbcb316e0b2aa8aa804c3058b4"},"schema_version":"1.0","source":{"id":"2409.17644","kind":"arxiv","version":2}},"canonical_sha256":"a4e05791182eb5265f6d38f067e056795a42169671fd92869028102c63546b3a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a4e05791182eb5265f6d38f067e056795a42169671fd92869028102c63546b3a","first_computed_at":"2026-07-05T09:40:42.817110Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:40:42.817110Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bpDOFzugo8eJEetUzbyJLCtlk/oLys2UOf7IedSJfrrbGZ5P17mkZqdjiXi9RNJ4PCmilQy/AU8OhlXWAzcMBg==","signature_status":"signed_v1","signed_at":"2026-07-05T09:40:42.817567Z","signed_message":"canonical_sha256_bytes"},"source_id":"2409.17644","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b3659283129475f4a71f6975d08e05f43bb8be0152d2891ae56764fa32f424cb","sha256:0cf8c73e8b5c88bfbcf28cd117d8affc0d99b45594682422189bb0eb114e0721"],"state_sha256":"84ec15d97777516766d03b701e285e83b7d0ddec5c49ef1eed824b2898e8d793"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VVie8gyR4wS44tXVVJc9vlte3s4H8lqguEVk0dTvkeTRFCNDAxONCLvSjg+QiA7ZPYMQwzbxGPyrLwNQolO6DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T08:20:28.271070Z","bundle_sha256":"fd1221bb881620ea1455301fa30a3f23974decedbaa71935f3594f24335dca81"}}