{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:GI5GZ4QMXQF6U7NDKSCOEHFHJW","short_pith_number":"pith:GI5GZ4QM","canonical_record":{"source":{"id":"2407.01832","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-07-01T22:14:27Z","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.stat-mech","hep-th","physics.atm-clus"],"title_canon_sha256":"c1e05a74ac87bc22068fcd5aaa1eeef456e4b93f01ecc636eb321010c7d5ea86","abstract_canon_sha256":"2eab1354d806ec255c5252f936b6d942ef3bb1d37bb21de3e6828b8f29b1ef84"},"schema_version":"1.0"},"canonical_sha256":"323a6cf20cbc0bea7da35484e21ca74d97069319309ca188c7867ee07569f69c","source":{"kind":"arxiv","id":"2407.01832","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.01832","created_at":"2026-07-05T11:26:23Z"},{"alias_kind":"arxiv_version","alias_value":"2407.01832v2","created_at":"2026-07-05T11:26:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.01832","created_at":"2026-07-05T11:26:23Z"},{"alias_kind":"pith_short_12","alias_value":"GI5GZ4QMXQF6","created_at":"2026-07-05T11:26:23Z"},{"alias_kind":"pith_short_16","alias_value":"GI5GZ4QMXQF6U7ND","created_at":"2026-07-05T11:26:23Z"},{"alias_kind":"pith_short_8","alias_value":"GI5GZ4QM","created_at":"2026-07-05T11:26:23Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:GI5GZ4QMXQF6U7NDKSCOEHFHJW","target":"record","payload":{"canonical_record":{"source":{"id":"2407.01832","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-07-01T22:14:27Z","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.stat-mech","hep-th","physics.atm-clus"],"title_canon_sha256":"c1e05a74ac87bc22068fcd5aaa1eeef456e4b93f01ecc636eb321010c7d5ea86","abstract_canon_sha256":"2eab1354d806ec255c5252f936b6d942ef3bb1d37bb21de3e6828b8f29b1ef84"},"schema_version":"1.0"},"canonical_sha256":"323a6cf20cbc0bea7da35484e21ca74d97069319309ca188c7867ee07569f69c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:26:23.171428Z","signature_b64":"W8nA8KGbzj6fkvWvh+q4YI5pMerzfJqUotL2PrKXCMBhyunVaNHHeVqjsrQQxbAGN6lX7BVGn+6Wav2wsHEcBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"323a6cf20cbc0bea7da35484e21ca74d97069319309ca188c7867ee07569f69c","last_reissued_at":"2026-07-05T11:26:23.170741Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:26:23.170741Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2407.01832","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":"2026-07-05T11:26:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MAvzMIZf016V27vy3vtniFsuvDZV9MF0RzUxQJkrc+PIxREjNM2oACTuclINZj1SzpUhcaUGa426mE5IoxNHDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T06:32:20.666950Z"},"content_sha256":"213e50bb69552edee2b9ed775a92c12460472158af01c5d73462b33b5d7f171c","schema_version":"1.0","event_id":"sha256:213e50bb69552edee2b9ed775a92c12460472158af01c5d73462b33b5d7f171c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:GI5GZ4QMXQF6U7NDKSCOEHFHJW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Exceeding the maximum classical energy density in fully charged quantum batteries","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","cond-mat.stat-mech","hep-th","physics.atm-clus"],"primary_cat":"quant-ph","authors_text":"Kazuki Ikeda, Masahiro Hotta","submitted_at":"2024-07-01T22:14:27Z","abstract_excerpt":"Quantum batteries are anticipated to achieve significant advancements in energy storage capacity. In classical batteries, the energy density at each subsystem reaches its maximum value, denoted as $E_C$, which is determined by dividing the maximum energy by the number of subsystems. We demonstrate that this limit can be surpassed in quantum batteries by protocols of Quantum Energy Teleportaion (QET), allowing for the energy density at a subsystem to exceed the value of $E_C$. Our protocol offers enhanced efficiency, reduces experimental complexity on quantum computers, and enables instantaneou"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.01832","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/2407.01832/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":"2026-07-05T11:26:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zdl6zBlVPEZkmlUm+rQBe8TgL8XOMdxk7e8YotzreIEin2XOeIEy7cEbrOFtgm9h+GU1ad26zWAMGWxpHMNaAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T06:32:20.667618Z"},"content_sha256":"8677883992c2f97adf6612569b9fd97a08ace0f10c2a7e216bef77cafe43a018","schema_version":"1.0","event_id":"sha256:8677883992c2f97adf6612569b9fd97a08ace0f10c2a7e216bef77cafe43a018"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GI5GZ4QMXQF6U7NDKSCOEHFHJW/bundle.json","state_url":"https://pith.science/pith/GI5GZ4QMXQF6U7NDKSCOEHFHJW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GI5GZ4QMXQF6U7NDKSCOEHFHJW/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":"2026-08-10T06:32:20Z","links":{"resolver":"https://pith.science/pith/GI5GZ4QMXQF6U7NDKSCOEHFHJW","bundle":"https://pith.science/pith/GI5GZ4QMXQF6U7NDKSCOEHFHJW/bundle.json","state":"https://pith.science/pith/GI5GZ4QMXQF6U7NDKSCOEHFHJW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GI5GZ4QMXQF6U7NDKSCOEHFHJW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:GI5GZ4QMXQF6U7NDKSCOEHFHJW","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":"2eab1354d806ec255c5252f936b6d942ef3bb1d37bb21de3e6828b8f29b1ef84","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.stat-mech","hep-th","physics.atm-clus"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-07-01T22:14:27Z","title_canon_sha256":"c1e05a74ac87bc22068fcd5aaa1eeef456e4b93f01ecc636eb321010c7d5ea86"},"schema_version":"1.0","source":{"id":"2407.01832","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.01832","created_at":"2026-07-05T11:26:23Z"},{"alias_kind":"arxiv_version","alias_value":"2407.01832v2","created_at":"2026-07-05T11:26:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.01832","created_at":"2026-07-05T11:26:23Z"},{"alias_kind":"pith_short_12","alias_value":"GI5GZ4QMXQF6","created_at":"2026-07-05T11:26:23Z"},{"alias_kind":"pith_short_16","alias_value":"GI5GZ4QMXQF6U7ND","created_at":"2026-07-05T11:26:23Z"},{"alias_kind":"pith_short_8","alias_value":"GI5GZ4QM","created_at":"2026-07-05T11:26:23Z"}],"graph_snapshots":[{"event_id":"sha256:8677883992c2f97adf6612569b9fd97a08ace0f10c2a7e216bef77cafe43a018","target":"graph","created_at":"2026-07-05T11:26:23Z","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/2407.01832/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Quantum batteries are anticipated to achieve significant advancements in energy storage capacity. In classical batteries, the energy density at each subsystem reaches its maximum value, denoted as $E_C$, which is determined by dividing the maximum energy by the number of subsystems. We demonstrate that this limit can be surpassed in quantum batteries by protocols of Quantum Energy Teleportaion (QET), allowing for the energy density at a subsystem to exceed the value of $E_C$. Our protocol offers enhanced efficiency, reduces experimental complexity on quantum computers, and enables instantaneou","authors_text":"Kazuki Ikeda, Masahiro Hotta","cross_cats":["cond-mat.mes-hall","cond-mat.stat-mech","hep-th","physics.atm-clus"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-07-01T22:14:27Z","title":"Exceeding the maximum classical energy density in fully charged quantum batteries"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.01832","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":"sha256:213e50bb69552edee2b9ed775a92c12460472158af01c5d73462b33b5d7f171c","target":"record","created_at":"2026-07-05T11:26:23Z","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":"2eab1354d806ec255c5252f936b6d942ef3bb1d37bb21de3e6828b8f29b1ef84","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.stat-mech","hep-th","physics.atm-clus"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-07-01T22:14:27Z","title_canon_sha256":"c1e05a74ac87bc22068fcd5aaa1eeef456e4b93f01ecc636eb321010c7d5ea86"},"schema_version":"1.0","source":{"id":"2407.01832","kind":"arxiv","version":2}},"canonical_sha256":"323a6cf20cbc0bea7da35484e21ca74d97069319309ca188c7867ee07569f69c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"323a6cf20cbc0bea7da35484e21ca74d97069319309ca188c7867ee07569f69c","first_computed_at":"2026-07-05T11:26:23.170741Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:26:23.170741Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"W8nA8KGbzj6fkvWvh+q4YI5pMerzfJqUotL2PrKXCMBhyunVaNHHeVqjsrQQxbAGN6lX7BVGn+6Wav2wsHEcBg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:26:23.171428Z","signed_message":"canonical_sha256_bytes"},"source_id":"2407.01832","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:213e50bb69552edee2b9ed775a92c12460472158af01c5d73462b33b5d7f171c","sha256:8677883992c2f97adf6612569b9fd97a08ace0f10c2a7e216bef77cafe43a018"],"state_sha256":"052572168b3f3cad0af5267c56a925fd1adfc8f683430076ee8668976abc71ce"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"k0C/Gwqg77l4R9vPFikGlJ6YiIwu8ZSjESp15tg69s5NN9Y/BI9WxI2wnjw2F88nkBw0c7QGocyEWVVj+2JQBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T06:32:20.672772Z","bundle_sha256":"1d5a0a3b5b47f76285cb4ffd7094460b12486071ef8bcbadc26185993daa35d8"}}