{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:XTLBET7KVQAZEPFEBGN22KUBEG","short_pith_number":"pith:XTLBET7K","canonical_record":{"source":{"id":"2304.05960","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-04-12T16:31:44Z","cross_cats_sorted":[],"title_canon_sha256":"0514627e4b3f1fe736108192add74dc0adb3884d820a53e51b7395d221995282","abstract_canon_sha256":"ba75c85d6b9245b303295587b299b0c1794c8d9a5212417a6adb77d9027480f0"},"schema_version":"1.0"},"canonical_sha256":"bcd6124feaac01923ca4099bad2a8121b008fca87da6e0da69eb783a6a619eeb","source":{"kind":"arxiv","id":"2304.05960","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2304.05960","created_at":"2026-07-05T06:00:26Z"},{"alias_kind":"arxiv_version","alias_value":"2304.05960v1","created_at":"2026-07-05T06:00:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2304.05960","created_at":"2026-07-05T06:00:26Z"},{"alias_kind":"pith_short_12","alias_value":"XTLBET7KVQAZ","created_at":"2026-07-05T06:00:26Z"},{"alias_kind":"pith_short_16","alias_value":"XTLBET7KVQAZEPFE","created_at":"2026-07-05T06:00:26Z"},{"alias_kind":"pith_short_8","alias_value":"XTLBET7K","created_at":"2026-07-05T06:00:26Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:XTLBET7KVQAZEPFEBGN22KUBEG","target":"record","payload":{"canonical_record":{"source":{"id":"2304.05960","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-04-12T16:31:44Z","cross_cats_sorted":[],"title_canon_sha256":"0514627e4b3f1fe736108192add74dc0adb3884d820a53e51b7395d221995282","abstract_canon_sha256":"ba75c85d6b9245b303295587b299b0c1794c8d9a5212417a6adb77d9027480f0"},"schema_version":"1.0"},"canonical_sha256":"bcd6124feaac01923ca4099bad2a8121b008fca87da6e0da69eb783a6a619eeb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:00:26.459459Z","signature_b64":"ccadJj5aeTSqyF0FEkKbh+/hMZqmIPIhizJDy9/QVpgIFj7UYQLSmic7K4y7ssDJk1pyy08kWEn765zJ3nAwCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bcd6124feaac01923ca4099bad2a8121b008fca87da6e0da69eb783a6a619eeb","last_reissued_at":"2026-07-05T06:00:26.459035Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:00:26.459035Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2304.05960","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":"2026-07-05T06:00:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G30in0fLGLW0ZmFCq9Q/RPKe59scaengZO8NTOycDlT8TIm9vVsKhRXLXKgrKCyZna9yAO/S+QTIB9Ecc0rDAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T04:24:15.851897Z"},"content_sha256":"919c4514083299fc6979309b9f4b5b370577851fc241686e96d1b0eb14481ce8","schema_version":"1.0","event_id":"sha256:919c4514083299fc6979309b9f4b5b370577851fc241686e96d1b0eb14481ce8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:XTLBET7KVQAZEPFEBGN22KUBEG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum Multi-Resolution Measurement with application to Quantum Linear Solver","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Dongsheng Cai, Nobuyoshi Asai, Xinwei Lee, Yoshiyuki Saito","submitted_at":"2023-04-12T16:31:44Z","abstract_excerpt":"Quantum computation consists of a quantum state corresponding to a solution, and measurements with some observables. To obtain a solution with an accuracy $\\epsilon$, measurements $O(n/\\epsilon^2)$ are required, where $n$ is the size of a problem. The cost of these measurements requires a large computing time for an accurate solution. In this paper, we propose a quantum multi-resolution measurement (QMRM), which is a hybrid quantum-classical algorithm that gives a solution with an accuracy $\\epsilon$ in $O(n\\log(1/\\epsilon))$ measurements using a pair of functions. The QMRM computational cost "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2304.05960","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/2304.05960/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":"2026-07-05T06:00:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tWLDS4ZhE8ZYkB+9ynatIU5dA5Nqi1aeQ+OLEc7jG2lU4+fYtHN1R2y4hHhnf8pTMnYD2ACBQFk8GRaGGwd7Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T04:24:15.852770Z"},"content_sha256":"6127590b765d693c19156c7ea58abb31b9753ad3fea41ea70c5e2c1abc82bfb9","schema_version":"1.0","event_id":"sha256:6127590b765d693c19156c7ea58abb31b9753ad3fea41ea70c5e2c1abc82bfb9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XTLBET7KVQAZEPFEBGN22KUBEG/bundle.json","state_url":"https://pith.science/pith/XTLBET7KVQAZEPFEBGN22KUBEG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XTLBET7KVQAZEPFEBGN22KUBEG/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":"2026-08-04T04:24:15Z","links":{"resolver":"https://pith.science/pith/XTLBET7KVQAZEPFEBGN22KUBEG","bundle":"https://pith.science/pith/XTLBET7KVQAZEPFEBGN22KUBEG/bundle.json","state":"https://pith.science/pith/XTLBET7KVQAZEPFEBGN22KUBEG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XTLBET7KVQAZEPFEBGN22KUBEG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:XTLBET7KVQAZEPFEBGN22KUBEG","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":"ba75c85d6b9245b303295587b299b0c1794c8d9a5212417a6adb77d9027480f0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-04-12T16:31:44Z","title_canon_sha256":"0514627e4b3f1fe736108192add74dc0adb3884d820a53e51b7395d221995282"},"schema_version":"1.0","source":{"id":"2304.05960","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2304.05960","created_at":"2026-07-05T06:00:26Z"},{"alias_kind":"arxiv_version","alias_value":"2304.05960v1","created_at":"2026-07-05T06:00:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2304.05960","created_at":"2026-07-05T06:00:26Z"},{"alias_kind":"pith_short_12","alias_value":"XTLBET7KVQAZ","created_at":"2026-07-05T06:00:26Z"},{"alias_kind":"pith_short_16","alias_value":"XTLBET7KVQAZEPFE","created_at":"2026-07-05T06:00:26Z"},{"alias_kind":"pith_short_8","alias_value":"XTLBET7K","created_at":"2026-07-05T06:00:26Z"}],"graph_snapshots":[{"event_id":"sha256:6127590b765d693c19156c7ea58abb31b9753ad3fea41ea70c5e2c1abc82bfb9","target":"graph","created_at":"2026-07-05T06:00:26Z","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/2304.05960/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Quantum computation consists of a quantum state corresponding to a solution, and measurements with some observables. To obtain a solution with an accuracy $\\epsilon$, measurements $O(n/\\epsilon^2)$ are required, where $n$ is the size of a problem. The cost of these measurements requires a large computing time for an accurate solution. In this paper, we propose a quantum multi-resolution measurement (QMRM), which is a hybrid quantum-classical algorithm that gives a solution with an accuracy $\\epsilon$ in $O(n\\log(1/\\epsilon))$ measurements using a pair of functions. The QMRM computational cost ","authors_text":"Dongsheng Cai, Nobuyoshi Asai, Xinwei Lee, Yoshiyuki Saito","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-04-12T16:31:44Z","title":"Quantum Multi-Resolution Measurement with application to Quantum Linear Solver"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2304.05960","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":"sha256:919c4514083299fc6979309b9f4b5b370577851fc241686e96d1b0eb14481ce8","target":"record","created_at":"2026-07-05T06:00:26Z","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":"ba75c85d6b9245b303295587b299b0c1794c8d9a5212417a6adb77d9027480f0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-04-12T16:31:44Z","title_canon_sha256":"0514627e4b3f1fe736108192add74dc0adb3884d820a53e51b7395d221995282"},"schema_version":"1.0","source":{"id":"2304.05960","kind":"arxiv","version":1}},"canonical_sha256":"bcd6124feaac01923ca4099bad2a8121b008fca87da6e0da69eb783a6a619eeb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bcd6124feaac01923ca4099bad2a8121b008fca87da6e0da69eb783a6a619eeb","first_computed_at":"2026-07-05T06:00:26.459035Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:00:26.459035Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ccadJj5aeTSqyF0FEkKbh+/hMZqmIPIhizJDy9/QVpgIFj7UYQLSmic7K4y7ssDJk1pyy08kWEn765zJ3nAwCA==","signature_status":"signed_v1","signed_at":"2026-07-05T06:00:26.459459Z","signed_message":"canonical_sha256_bytes"},"source_id":"2304.05960","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:919c4514083299fc6979309b9f4b5b370577851fc241686e96d1b0eb14481ce8","sha256:6127590b765d693c19156c7ea58abb31b9753ad3fea41ea70c5e2c1abc82bfb9"],"state_sha256":"429cdd2f26b572f5ead1cb85d7e88d6730e22d35723e2e7e43db4fa697eeea63"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lmlwqmF+QbxVf7ArBQpPjMQK26oTz12tRG3RPaZMHOXbudrOxtbu4vf7wDREJIr0x2KNsfnjK1DANZQ6x1fsCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T04:24:15.858672Z","bundle_sha256":"054d4a98406d8c693cb7cf8a9b3869f49e0e617732758eebac35eb51311b23b8"}}