{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:462LEY77F7CZ5WUJUSQXAW25SV","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":"159cfa92722808c3512ddf744552cdc87f5f0ee1b853e85fa402ea74207a3e41","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.SP","submitted_at":"2023-05-11T17:32:45Z","title_canon_sha256":"2ffb1466306ed1f1c5459ebb7f5304d3cc5a7e78a0a856d4859411930ee8b8a8"},"schema_version":"1.0","source":{"id":"2305.06996","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.06996","created_at":"2026-07-05T06:33:45Z"},{"alias_kind":"arxiv_version","alias_value":"2305.06996v2","created_at":"2026-07-05T06:33:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.06996","created_at":"2026-07-05T06:33:45Z"},{"alias_kind":"pith_short_12","alias_value":"462LEY77F7CZ","created_at":"2026-07-05T06:33:45Z"},{"alias_kind":"pith_short_16","alias_value":"462LEY77F7CZ5WUJ","created_at":"2026-07-05T06:33:45Z"},{"alias_kind":"pith_short_8","alias_value":"462LEY77","created_at":"2026-07-05T06:33:45Z"}],"graph_snapshots":[{"event_id":"sha256:530926a15e8653648ab57b0c1699275e673404b7bc1e7a7be81d0784d0577283","target":"graph","created_at":"2026-07-05T06:33:45Z","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/2305.06996/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recognising the limitations of various existing channel-estimation schemes for energy beamforming, we propose an energy-preserving indirect feedback-based approach for finding the optimal beamforming vector. Upon elaborating on the key ideas behind the proposed approach -- dynamics of the harvest-then-transmit protocol and the latency associated with the charging process -- we present an algorithm and its hardware architecture to concretise the proposed approach. The algorithm and the hardware architecture are supplemented by mathematical analysis, numerical simulation and hardware utilisation","authors_text":"Rahul Shrestha, Rohit B.Chaurasiya, Siddhartha Sarma","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.SP","submitted_at":"2023-05-11T17:32:45Z","title":"Energy-preserving Indirect-feedback for Wireless Power Transfer"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.06996","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":"sha256:0dbeb2d75e38ad407cb74c8078dbc31b130fb65e17309454de4c951772fdc2bf","target":"record","created_at":"2026-07-05T06:33:45Z","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":"159cfa92722808c3512ddf744552cdc87f5f0ee1b853e85fa402ea74207a3e41","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.SP","submitted_at":"2023-05-11T17:32:45Z","title_canon_sha256":"2ffb1466306ed1f1c5459ebb7f5304d3cc5a7e78a0a856d4859411930ee8b8a8"},"schema_version":"1.0","source":{"id":"2305.06996","kind":"arxiv","version":2}},"canonical_sha256":"e7b4b263ff2fc59eda89a4a1705b5d955c30b70b5d316706357a6d13254d13f2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e7b4b263ff2fc59eda89a4a1705b5d955c30b70b5d316706357a6d13254d13f2","first_computed_at":"2026-07-05T06:33:45.640027Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:33:45.640027Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gpD7Kbo5uN8GAeW1+RMKCh6GuLz7OHvGUuW4+LAqzZEZzLyfz4dIT5ZhqAKDMrZU+Bk7zji+lMuPaZHOyTV8AA==","signature_status":"signed_v1","signed_at":"2026-07-05T06:33:45.640564Z","signed_message":"canonical_sha256_bytes"},"source_id":"2305.06996","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0dbeb2d75e38ad407cb74c8078dbc31b130fb65e17309454de4c951772fdc2bf","sha256:530926a15e8653648ab57b0c1699275e673404b7bc1e7a7be81d0784d0577283"],"state_sha256":"331a4d8db850042058bba25cd821ef6ee0e0d8dcb459c48f53b19a1b9692b055"}