{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:CVEP3C2KCDEGFS37PTLBWF6WEI","short_pith_number":"pith:CVEP3C2K","canonical_record":{"source":{"id":"2308.03879","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-08-07T19:16:54Z","cross_cats_sorted":[],"title_canon_sha256":"e95227fed20eb9e68fccf63955bf075e03d3a0b09f0ceda68fd62ae39ca55150","abstract_canon_sha256":"ca58b2be90ad8e1c15585299ddad66a9ff2aa0c21c8d0ef24f5e243417f928a5"},"schema_version":"1.0"},"canonical_sha256":"1548fd8b4a10c862cb7f7cd61b17d6220c61332799fe5cfd57f5ace204aaa8a5","source":{"kind":"arxiv","id":"2308.03879","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2308.03879","created_at":"2026-07-05T07:53:47Z"},{"alias_kind":"arxiv_version","alias_value":"2308.03879v2","created_at":"2026-07-05T07:53:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2308.03879","created_at":"2026-07-05T07:53:47Z"},{"alias_kind":"pith_short_12","alias_value":"CVEP3C2KCDEG","created_at":"2026-07-05T07:53:47Z"},{"alias_kind":"pith_short_16","alias_value":"CVEP3C2KCDEGFS37","created_at":"2026-07-05T07:53:47Z"},{"alias_kind":"pith_short_8","alias_value":"CVEP3C2K","created_at":"2026-07-05T07:53:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:CVEP3C2KCDEGFS37PTLBWF6WEI","target":"record","payload":{"canonical_record":{"source":{"id":"2308.03879","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-08-07T19:16:54Z","cross_cats_sorted":[],"title_canon_sha256":"e95227fed20eb9e68fccf63955bf075e03d3a0b09f0ceda68fd62ae39ca55150","abstract_canon_sha256":"ca58b2be90ad8e1c15585299ddad66a9ff2aa0c21c8d0ef24f5e243417f928a5"},"schema_version":"1.0"},"canonical_sha256":"1548fd8b4a10c862cb7f7cd61b17d6220c61332799fe5cfd57f5ace204aaa8a5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:53:47.568487Z","signature_b64":"JHmTKdKQD6ERVrpWMSxsYBQL2xh2v3f0eX6beRY1yRqGKyUtF5Mnz0hHR1/tUtpjmTF71nVzzs0bVXnMHF7XCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1548fd8b4a10c862cb7f7cd61b17d6220c61332799fe5cfd57f5ace204aaa8a5","last_reissued_at":"2026-07-05T07:53:47.568124Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:53:47.568124Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2308.03879","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":"2026-07-05T07:53:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PolXwQ78zlh55foGgk1JlTDIFFPbMvawR1AJiO7vPjyKVarDabFFl91PL3+neDbxiqK04BjrouedJgUeddP6Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T10:47:17.689650Z"},"content_sha256":"bd9c1778996ac3af035c2771d4e771d10742ecb13baf9a893e2f2ca3f421d26b","schema_version":"1.0","event_id":"sha256:bd9c1778996ac3af035c2771d4e771d10742ecb13baf9a893e2f2ca3f421d26b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:CVEP3C2KCDEGFS37PTLBWF6WEI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Algorithmic error mitigation for quantum eigenvalues estimation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Adam Siegel, Keisuke Fujii, Kosuke Mitarai","submitted_at":"2023-08-07T19:16:54Z","abstract_excerpt":"When estimating the eigenvalues of a given observable, even fault-tolerant quantum computers will be subject to errors, namely algorithmic errors. These stem from approximations in the algorithms implementing the unitary passed to phase estimation to extract the eigenvalues, e.g. Trotterisation or qubitisation. These errors can be tamed by increasing the circuit complexity, which may be unfeasible in early-stage fault-tolerant devices. Rather, we propose in this work an error mitigation strategy that enables a reduction of the algorithmic errors up to any order, at the cost of evaluating the e"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2308.03879","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/2308.03879/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":"2026-07-05T07:53:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EEc1afloH3UTx0ds9pfQsIXUxSgEtgVuGIiHLbDYDAxVs0KozfSSaIoElcKl8VEZ7EGH97zFuu5YlL7cxrcDAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T10:47:17.690159Z"},"content_sha256":"dd561bc1be60994a08024eede4699d50b1fba96627bac53f8f497924e5313a1f","schema_version":"1.0","event_id":"sha256:dd561bc1be60994a08024eede4699d50b1fba96627bac53f8f497924e5313a1f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CVEP3C2KCDEGFS37PTLBWF6WEI/bundle.json","state_url":"https://pith.science/pith/CVEP3C2KCDEGFS37PTLBWF6WEI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CVEP3C2KCDEGFS37PTLBWF6WEI/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":"2026-08-23T10:47:17Z","links":{"resolver":"https://pith.science/pith/CVEP3C2KCDEGFS37PTLBWF6WEI","bundle":"https://pith.science/pith/CVEP3C2KCDEGFS37PTLBWF6WEI/bundle.json","state":"https://pith.science/pith/CVEP3C2KCDEGFS37PTLBWF6WEI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CVEP3C2KCDEGFS37PTLBWF6WEI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:CVEP3C2KCDEGFS37PTLBWF6WEI","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":"ca58b2be90ad8e1c15585299ddad66a9ff2aa0c21c8d0ef24f5e243417f928a5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-08-07T19:16:54Z","title_canon_sha256":"e95227fed20eb9e68fccf63955bf075e03d3a0b09f0ceda68fd62ae39ca55150"},"schema_version":"1.0","source":{"id":"2308.03879","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2308.03879","created_at":"2026-07-05T07:53:47Z"},{"alias_kind":"arxiv_version","alias_value":"2308.03879v2","created_at":"2026-07-05T07:53:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2308.03879","created_at":"2026-07-05T07:53:47Z"},{"alias_kind":"pith_short_12","alias_value":"CVEP3C2KCDEG","created_at":"2026-07-05T07:53:47Z"},{"alias_kind":"pith_short_16","alias_value":"CVEP3C2KCDEGFS37","created_at":"2026-07-05T07:53:47Z"},{"alias_kind":"pith_short_8","alias_value":"CVEP3C2K","created_at":"2026-07-05T07:53:47Z"}],"graph_snapshots":[{"event_id":"sha256:dd561bc1be60994a08024eede4699d50b1fba96627bac53f8f497924e5313a1f","target":"graph","created_at":"2026-07-05T07:53:47Z","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/2308.03879/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"When estimating the eigenvalues of a given observable, even fault-tolerant quantum computers will be subject to errors, namely algorithmic errors. These stem from approximations in the algorithms implementing the unitary passed to phase estimation to extract the eigenvalues, e.g. Trotterisation or qubitisation. These errors can be tamed by increasing the circuit complexity, which may be unfeasible in early-stage fault-tolerant devices. Rather, we propose in this work an error mitigation strategy that enables a reduction of the algorithmic errors up to any order, at the cost of evaluating the e","authors_text":"Adam Siegel, Keisuke Fujii, Kosuke Mitarai","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-08-07T19:16:54Z","title":"Algorithmic error mitigation for quantum eigenvalues estimation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2308.03879","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:bd9c1778996ac3af035c2771d4e771d10742ecb13baf9a893e2f2ca3f421d26b","target":"record","created_at":"2026-07-05T07:53:47Z","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":"ca58b2be90ad8e1c15585299ddad66a9ff2aa0c21c8d0ef24f5e243417f928a5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-08-07T19:16:54Z","title_canon_sha256":"e95227fed20eb9e68fccf63955bf075e03d3a0b09f0ceda68fd62ae39ca55150"},"schema_version":"1.0","source":{"id":"2308.03879","kind":"arxiv","version":2}},"canonical_sha256":"1548fd8b4a10c862cb7f7cd61b17d6220c61332799fe5cfd57f5ace204aaa8a5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1548fd8b4a10c862cb7f7cd61b17d6220c61332799fe5cfd57f5ace204aaa8a5","first_computed_at":"2026-07-05T07:53:47.568124Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:53:47.568124Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JHmTKdKQD6ERVrpWMSxsYBQL2xh2v3f0eX6beRY1yRqGKyUtF5Mnz0hHR1/tUtpjmTF71nVzzs0bVXnMHF7XCw==","signature_status":"signed_v1","signed_at":"2026-07-05T07:53:47.568487Z","signed_message":"canonical_sha256_bytes"},"source_id":"2308.03879","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bd9c1778996ac3af035c2771d4e771d10742ecb13baf9a893e2f2ca3f421d26b","sha256:dd561bc1be60994a08024eede4699d50b1fba96627bac53f8f497924e5313a1f"],"state_sha256":"09099b3a3576efd181374654a72753ea0a3cc5c3e844f522379f412188544863"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YaIUeCHND4i1B2XoiYw8G4mdrChjYMDiYQ8CLq9+Vv7BO7Hu1PFzty5X4fEsPD6Bw8IC3cgGaT2s/qfbP+47AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-23T10:47:17.693755Z","bundle_sha256":"49d49b66a3e1048c10a0541df9e60e701af7c99905ef4d011d11d34afdb47557"}}