{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:YCIK4IFJNDU3XJE5Z747GMEQVX","short_pith_number":"pith:YCIK4IFJ","canonical_record":{"source":{"id":"2411.19334","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2024-11-28T19:04:29Z","cross_cats_sorted":["eess.SP","math.IT"],"title_canon_sha256":"88d04101eb3d4af46412ed47737d0c7de84b939b2fad62b397201073447c8169","abstract_canon_sha256":"f1541b75aacada75a403d5398df2d442ab3b0df2833fc485ba3740280cf88c56"},"schema_version":"1.0"},"canonical_sha256":"c090ae20a968e9bba49dcff9f33090adca7db9fc8e8a83807b3c1c88bc9ceca1","source":{"kind":"arxiv","id":"2411.19334","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2411.19334","created_at":"2026-07-05T09:42:01Z"},{"alias_kind":"arxiv_version","alias_value":"2411.19334v1","created_at":"2026-07-05T09:42:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.19334","created_at":"2026-07-05T09:42:01Z"},{"alias_kind":"pith_short_12","alias_value":"YCIK4IFJNDU3","created_at":"2026-07-05T09:42:01Z"},{"alias_kind":"pith_short_16","alias_value":"YCIK4IFJNDU3XJE5","created_at":"2026-07-05T09:42:01Z"},{"alias_kind":"pith_short_8","alias_value":"YCIK4IFJ","created_at":"2026-07-05T09:42:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:YCIK4IFJNDU3XJE5Z747GMEQVX","target":"record","payload":{"canonical_record":{"source":{"id":"2411.19334","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2024-11-28T19:04:29Z","cross_cats_sorted":["eess.SP","math.IT"],"title_canon_sha256":"88d04101eb3d4af46412ed47737d0c7de84b939b2fad62b397201073447c8169","abstract_canon_sha256":"f1541b75aacada75a403d5398df2d442ab3b0df2833fc485ba3740280cf88c56"},"schema_version":"1.0"},"canonical_sha256":"c090ae20a968e9bba49dcff9f33090adca7db9fc8e8a83807b3c1c88bc9ceca1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:42:01.041493Z","signature_b64":"kt79YCl9KCwW8WWBY/0AEBJdAlzDdgKf+lEJIK75lulXCbHuaFO+Hgw5vVRCsTuLm207EB8VZwKYyWY8gfzVAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c090ae20a968e9bba49dcff9f33090adca7db9fc8e8a83807b3c1c88bc9ceca1","last_reissued_at":"2026-07-05T09:42:01.040986Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:42:01.040986Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2411.19334","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":"2026-07-05T09:42:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FQuSMruu0Nx72aHmUXwzTYqn2K90tfgsU/SQCivnPylRkNnuQYRAkQNsXlLYMcvianix2NkXB/19UyEEdfc8DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T14:30:15.772485Z"},"content_sha256":"4b9641cbb5f319c24d0a4e8e6b45d329c752a8b62b364d3c54d9ed77e29b5ae2","schema_version":"1.0","event_id":"sha256:4b9641cbb5f319c24d0a4e8e6b45d329c752a8b62b364d3c54d9ed77e29b5ae2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:YCIK4IFJNDU3XJE5Z747GMEQVX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Reconfigurable Holographic Surface: A New Paradigm for Ultra-Massive MIMO","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["eess.SP","math.IT"],"primary_cat":"cs.IT","authors_text":"Boya Di, Hongliang Zhang, Lingyang Song, Rui Zhang, Zhu Han","submitted_at":"2024-11-28T19:04:29Z","abstract_excerpt":"Evolving from massive multiple-input multiple-output (MIMO) in current 5G communications, ultra-massive MIMO emerges as a seminal technology for fulfilling more stringent requirements of future 6G communications. However, widely-utilized phased arrays relying on active components make the implementation of ultra-massive MIMO in practice increasingly prohibitive from both cost and power consumption perspectives. In contrast, the development of reconfigurable holographic surface (RHS) provides a new paradigm to solve the above issue without the need of costly hardware components. By leveraging t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.19334","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/2411.19334/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":"2026-07-05T09:42:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dH7da1YuveXasxy/rN27+fz3vlMwQ4+t8KQgNV9+lcdPMZHQqSBdDrk74SYXs7LSXSPip5p3K4WCCYP67NPNCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T14:30:15.773043Z"},"content_sha256":"48a1affce65d6427840ec20fc44c4dc34031c8b3591f92911be8f070421ee377","schema_version":"1.0","event_id":"sha256:48a1affce65d6427840ec20fc44c4dc34031c8b3591f92911be8f070421ee377"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YCIK4IFJNDU3XJE5Z747GMEQVX/bundle.json","state_url":"https://pith.science/pith/YCIK4IFJNDU3XJE5Z747GMEQVX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YCIK4IFJNDU3XJE5Z747GMEQVX/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":"2026-08-14T14:30:15Z","links":{"resolver":"https://pith.science/pith/YCIK4IFJNDU3XJE5Z747GMEQVX","bundle":"https://pith.science/pith/YCIK4IFJNDU3XJE5Z747GMEQVX/bundle.json","state":"https://pith.science/pith/YCIK4IFJNDU3XJE5Z747GMEQVX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YCIK4IFJNDU3XJE5Z747GMEQVX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:YCIK4IFJNDU3XJE5Z747GMEQVX","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":"f1541b75aacada75a403d5398df2d442ab3b0df2833fc485ba3740280cf88c56","cross_cats_sorted":["eess.SP","math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2024-11-28T19:04:29Z","title_canon_sha256":"88d04101eb3d4af46412ed47737d0c7de84b939b2fad62b397201073447c8169"},"schema_version":"1.0","source":{"id":"2411.19334","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2411.19334","created_at":"2026-07-05T09:42:01Z"},{"alias_kind":"arxiv_version","alias_value":"2411.19334v1","created_at":"2026-07-05T09:42:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.19334","created_at":"2026-07-05T09:42:01Z"},{"alias_kind":"pith_short_12","alias_value":"YCIK4IFJNDU3","created_at":"2026-07-05T09:42:01Z"},{"alias_kind":"pith_short_16","alias_value":"YCIK4IFJNDU3XJE5","created_at":"2026-07-05T09:42:01Z"},{"alias_kind":"pith_short_8","alias_value":"YCIK4IFJ","created_at":"2026-07-05T09:42:01Z"}],"graph_snapshots":[{"event_id":"sha256:48a1affce65d6427840ec20fc44c4dc34031c8b3591f92911be8f070421ee377","target":"graph","created_at":"2026-07-05T09:42:01Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2411.19334/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Evolving from massive multiple-input multiple-output (MIMO) in current 5G communications, ultra-massive MIMO emerges as a seminal technology for fulfilling more stringent requirements of future 6G communications. However, widely-utilized phased arrays relying on active components make the implementation of ultra-massive MIMO in practice increasingly prohibitive from both cost and power consumption perspectives. In contrast, the development of reconfigurable holographic surface (RHS) provides a new paradigm to solve the above issue without the need of costly hardware components. By leveraging t","authors_text":"Boya Di, Hongliang Zhang, Lingyang Song, Rui Zhang, Zhu Han","cross_cats":["eess.SP","math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2024-11-28T19:04:29Z","title":"Reconfigurable Holographic Surface: A New Paradigm for Ultra-Massive MIMO"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.19334","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":"sha256:4b9641cbb5f319c24d0a4e8e6b45d329c752a8b62b364d3c54d9ed77e29b5ae2","target":"record","created_at":"2026-07-05T09:42:01Z","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":"f1541b75aacada75a403d5398df2d442ab3b0df2833fc485ba3740280cf88c56","cross_cats_sorted":["eess.SP","math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2024-11-28T19:04:29Z","title_canon_sha256":"88d04101eb3d4af46412ed47737d0c7de84b939b2fad62b397201073447c8169"},"schema_version":"1.0","source":{"id":"2411.19334","kind":"arxiv","version":1}},"canonical_sha256":"c090ae20a968e9bba49dcff9f33090adca7db9fc8e8a83807b3c1c88bc9ceca1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c090ae20a968e9bba49dcff9f33090adca7db9fc8e8a83807b3c1c88bc9ceca1","first_computed_at":"2026-07-05T09:42:01.040986Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:42:01.040986Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kt79YCl9KCwW8WWBY/0AEBJdAlzDdgKf+lEJIK75lulXCbHuaFO+Hgw5vVRCsTuLm207EB8VZwKYyWY8gfzVAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:42:01.041493Z","signed_message":"canonical_sha256_bytes"},"source_id":"2411.19334","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4b9641cbb5f319c24d0a4e8e6b45d329c752a8b62b364d3c54d9ed77e29b5ae2","sha256:48a1affce65d6427840ec20fc44c4dc34031c8b3591f92911be8f070421ee377"],"state_sha256":"3912ce3d2d9753a16da3aa6a618e16b319cc47f3d7319f32236eaa7182b00976"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JPlv9PY6TEBQynUzgPNWWGqdOKg+u6w1Ag2wJEpKee2u7lT311vB/QJeOos8cE/umMtM4J4s8OOo/Qvf07sYCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T14:30:15.779938Z","bundle_sha256":"5dff6bd9753f73cdd86a88282792ea9a641b43bbd0636b0586289d4b57c4505d"}}