{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:ZN77SAGLXMWO46MCOFJUKWEWSV","short_pith_number":"pith:ZN77SAGL","canonical_record":{"source":{"id":"2502.05447","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2025-02-08T04:38:02Z","cross_cats_sorted":[],"title_canon_sha256":"8ba4b5a4b2fb3f11066c934d4bd44d4256d8420b631386fdf251180e6f41bdef","abstract_canon_sha256":"b793f9ddf735c97a3c171aae6e56836270a762929509badc6cfa1f175805ae2b"},"schema_version":"1.0"},"canonical_sha256":"cb7ff900cbbb2cee798271534558969545b2516050f6f887fd13583b5c07fc60","source":{"kind":"arxiv","id":"2502.05447","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.05447","created_at":"2026-07-05T10:11:38Z"},{"alias_kind":"arxiv_version","alias_value":"2502.05447v1","created_at":"2026-07-05T10:11:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.05447","created_at":"2026-07-05T10:11:38Z"},{"alias_kind":"pith_short_12","alias_value":"ZN77SAGLXMWO","created_at":"2026-07-05T10:11:38Z"},{"alias_kind":"pith_short_16","alias_value":"ZN77SAGLXMWO46MC","created_at":"2026-07-05T10:11:38Z"},{"alias_kind":"pith_short_8","alias_value":"ZN77SAGL","created_at":"2026-07-05T10:11:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:ZN77SAGLXMWO46MCOFJUKWEWSV","target":"record","payload":{"canonical_record":{"source":{"id":"2502.05447","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2025-02-08T04:38:02Z","cross_cats_sorted":[],"title_canon_sha256":"8ba4b5a4b2fb3f11066c934d4bd44d4256d8420b631386fdf251180e6f41bdef","abstract_canon_sha256":"b793f9ddf735c97a3c171aae6e56836270a762929509badc6cfa1f175805ae2b"},"schema_version":"1.0"},"canonical_sha256":"cb7ff900cbbb2cee798271534558969545b2516050f6f887fd13583b5c07fc60","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:11:38.320296Z","signature_b64":"/ShWK6zR/NcysQbPxdSP/K8e8jcxHGMEikrtKtCw1lIqzAXYX41LNIHjodleJkem2W91vPMxjXwuNEHFgbH2CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cb7ff900cbbb2cee798271534558969545b2516050f6f887fd13583b5c07fc60","last_reissued_at":"2026-07-05T10:11:38.319708Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:11:38.319708Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2502.05447","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":"2026-07-05T10:11:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"b/mh8d2dVwzn3fBhXZ/GIgXbC1ynxq0sDQD1JWsESP67ItApgQJ6rBGUZ53XnRXac54Ye8SOhParsZmydwn4BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T03:27:15.916175Z"},"content_sha256":"31c25ec3b45b4d6fed7faff0457fb76f6d5f31a59349f2f364b807cf45f795f5","schema_version":"1.0","event_id":"sha256:31c25ec3b45b4d6fed7faff0457fb76f6d5f31a59349f2f364b807cf45f795f5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:ZN77SAGLXMWO46MCOFJUKWEWSV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Graph Neural Network Enabled Pinching Antennas","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"eess.SP","authors_text":"Xinke Xie, Yang Lu, Zhiguo Ding","submitted_at":"2025-02-08T04:38:02Z","abstract_excerpt":"The pinching-antenna system is a novel flexible-antenna technology, which has the capabilities not only to combat large-scale path loss, but also to reconfigure the antenna array in a flexible manner. The key idea of pinching antennas is to apply small dielectric particles on a waveguide of arbitrary length, so that they can be positioned close to users to avoid significant large-scale path loss. This paper investigates the graph neural network (GNN) enabled transmit design for the joint optimization of antenna placement and power allocation in pinching-antenna systems. We formulate the downli"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.05447","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/2502.05447/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":"2026-07-05T10:11:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AQ0db3P+EUH+o9IdTLxE93gOpimSnnLPjMmQAE4sfVVSryScpAv3ArNNxLugE/ebNgal0mQX0QEFnU1kwyOGBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T03:27:15.916662Z"},"content_sha256":"371f47ef8a41bde34dc828d088687cf4dd8f44ce22053aff244a990b391a17c6","schema_version":"1.0","event_id":"sha256:371f47ef8a41bde34dc828d088687cf4dd8f44ce22053aff244a990b391a17c6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZN77SAGLXMWO46MCOFJUKWEWSV/bundle.json","state_url":"https://pith.science/pith/ZN77SAGLXMWO46MCOFJUKWEWSV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZN77SAGLXMWO46MCOFJUKWEWSV/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":"2026-08-09T03:27:15Z","links":{"resolver":"https://pith.science/pith/ZN77SAGLXMWO46MCOFJUKWEWSV","bundle":"https://pith.science/pith/ZN77SAGLXMWO46MCOFJUKWEWSV/bundle.json","state":"https://pith.science/pith/ZN77SAGLXMWO46MCOFJUKWEWSV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZN77SAGLXMWO46MCOFJUKWEWSV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:ZN77SAGLXMWO46MCOFJUKWEWSV","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":"b793f9ddf735c97a3c171aae6e56836270a762929509badc6cfa1f175805ae2b","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2025-02-08T04:38:02Z","title_canon_sha256":"8ba4b5a4b2fb3f11066c934d4bd44d4256d8420b631386fdf251180e6f41bdef"},"schema_version":"1.0","source":{"id":"2502.05447","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.05447","created_at":"2026-07-05T10:11:38Z"},{"alias_kind":"arxiv_version","alias_value":"2502.05447v1","created_at":"2026-07-05T10:11:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.05447","created_at":"2026-07-05T10:11:38Z"},{"alias_kind":"pith_short_12","alias_value":"ZN77SAGLXMWO","created_at":"2026-07-05T10:11:38Z"},{"alias_kind":"pith_short_16","alias_value":"ZN77SAGLXMWO46MC","created_at":"2026-07-05T10:11:38Z"},{"alias_kind":"pith_short_8","alias_value":"ZN77SAGL","created_at":"2026-07-05T10:11:38Z"}],"graph_snapshots":[{"event_id":"sha256:371f47ef8a41bde34dc828d088687cf4dd8f44ce22053aff244a990b391a17c6","target":"graph","created_at":"2026-07-05T10:11:38Z","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/2502.05447/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The pinching-antenna system is a novel flexible-antenna technology, which has the capabilities not only to combat large-scale path loss, but also to reconfigure the antenna array in a flexible manner. The key idea of pinching antennas is to apply small dielectric particles on a waveguide of arbitrary length, so that they can be positioned close to users to avoid significant large-scale path loss. This paper investigates the graph neural network (GNN) enabled transmit design for the joint optimization of antenna placement and power allocation in pinching-antenna systems. We formulate the downli","authors_text":"Xinke Xie, Yang Lu, Zhiguo Ding","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2025-02-08T04:38:02Z","title":"Graph Neural Network Enabled Pinching Antennas"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.05447","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":"sha256:31c25ec3b45b4d6fed7faff0457fb76f6d5f31a59349f2f364b807cf45f795f5","target":"record","created_at":"2026-07-05T10:11:38Z","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":"b793f9ddf735c97a3c171aae6e56836270a762929509badc6cfa1f175805ae2b","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2025-02-08T04:38:02Z","title_canon_sha256":"8ba4b5a4b2fb3f11066c934d4bd44d4256d8420b631386fdf251180e6f41bdef"},"schema_version":"1.0","source":{"id":"2502.05447","kind":"arxiv","version":1}},"canonical_sha256":"cb7ff900cbbb2cee798271534558969545b2516050f6f887fd13583b5c07fc60","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cb7ff900cbbb2cee798271534558969545b2516050f6f887fd13583b5c07fc60","first_computed_at":"2026-07-05T10:11:38.319708Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:11:38.319708Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/ShWK6zR/NcysQbPxdSP/K8e8jcxHGMEikrtKtCw1lIqzAXYX41LNIHjodleJkem2W91vPMxjXwuNEHFgbH2CQ==","signature_status":"signed_v1","signed_at":"2026-07-05T10:11:38.320296Z","signed_message":"canonical_sha256_bytes"},"source_id":"2502.05447","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:31c25ec3b45b4d6fed7faff0457fb76f6d5f31a59349f2f364b807cf45f795f5","sha256:371f47ef8a41bde34dc828d088687cf4dd8f44ce22053aff244a990b391a17c6"],"state_sha256":"f7a6025b3832bea18423c433b0c78a88675bbc53e7f4cb8fd5f30f970135d8da"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RdGT/4EDYTRS2Brc3NWnk0sd+VIvqDhofLimxm3Pr+iAf/rtdQp/E81nTlCetEvq2bosE6JsQrWItLq+XxdXCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T03:27:15.920104Z","bundle_sha256":"22ec22a6858baff20f08fb9258ca4d3e50f656fe4960dacaae0c9a7780446efd"}}