{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:YZ6UMWAT3F3YZ3QMYODZYN7NZH","short_pith_number":"pith:YZ6UMWAT","canonical_record":{"source":{"id":"2405.12594","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"quant-ph","submitted_at":"2024-05-21T08:37:28Z","cross_cats_sorted":[],"title_canon_sha256":"cfe9cbabc932d3472864e7d50ed006c461af14eb43bcb69a6875fa1658fa8837","abstract_canon_sha256":"fe5875ee1242c232837f068c188804d1f0c9cb2ab48db5910b3cdd2ba31b8cfb"},"schema_version":"1.0"},"canonical_sha256":"c67d465813d9778cee0cc3879c37edc9ecfc9201aecad512f6ea3c3426dd6f09","source":{"kind":"arxiv","id":"2405.12594","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.12594","created_at":"2026-07-05T08:24:06Z"},{"alias_kind":"arxiv_version","alias_value":"2405.12594v2","created_at":"2026-07-05T08:24:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.12594","created_at":"2026-07-05T08:24:06Z"},{"alias_kind":"pith_short_12","alias_value":"YZ6UMWAT3F3Y","created_at":"2026-07-05T08:24:06Z"},{"alias_kind":"pith_short_16","alias_value":"YZ6UMWAT3F3YZ3QM","created_at":"2026-07-05T08:24:06Z"},{"alias_kind":"pith_short_8","alias_value":"YZ6UMWAT","created_at":"2026-07-05T08:24:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:YZ6UMWAT3F3YZ3QMYODZYN7NZH","target":"record","payload":{"canonical_record":{"source":{"id":"2405.12594","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"quant-ph","submitted_at":"2024-05-21T08:37:28Z","cross_cats_sorted":[],"title_canon_sha256":"cfe9cbabc932d3472864e7d50ed006c461af14eb43bcb69a6875fa1658fa8837","abstract_canon_sha256":"fe5875ee1242c232837f068c188804d1f0c9cb2ab48db5910b3cdd2ba31b8cfb"},"schema_version":"1.0"},"canonical_sha256":"c67d465813d9778cee0cc3879c37edc9ecfc9201aecad512f6ea3c3426dd6f09","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:24:06.092055Z","signature_b64":"I97J5/VwlqxcNGWytstCCunqaa8r3RJn9jqti8Gpq28PiDAV84bk9RTO7ngYuJTRMMoe3PZYY28i6H2Z/URLAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c67d465813d9778cee0cc3879c37edc9ecfc9201aecad512f6ea3c3426dd6f09","last_reissued_at":"2026-07-05T08:24:06.091581Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:24:06.091581Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2405.12594","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":"2026-07-05T08:24:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"v30biHGOZitwgjSyIZK+ueIVpwNiGjkAysqGiJuW9PJoFnENEI2L/YxyBphLzWGC2HIGMXQNsOt3YYzKkni6Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T19:53:51.091729Z"},"content_sha256":"9731d9798f752c86ce3f897470aedb6fedc762d76b1300e150a1f54bab938044","schema_version":"1.0","event_id":"sha256:9731d9798f752c86ce3f897470aedb6fedc762d76b1300e150a1f54bab938044"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:YZ6UMWAT3F3YZ3QMYODZYN7NZH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Statistical Qubit Freezing Extending Physical Limit of Quantum Annealers","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Bo Hyun Choi, Changjun Kim, Jeung Rac Lee, June-Koo Kevin Rhee","submitted_at":"2024-05-21T08:37:28Z","abstract_excerpt":"Adiabatic quantum annealers encounter scalability challenges due to exponentially fast diminishing energy gaps between ground and excited states with qubit-count increase. This introduces errors in identifying ground states compounded by a thermal noise. We propose a novel algorithmic scheme called statistical qubit freezing (SQF) that selectively fixes the state of statistically deterministic qubit in the annealing Hamiltonian model of the given problem. Applying freezing repeatedly, SQF significantly enhances the spectral gap between of an adiabatic process, as an example, by up to 60\\% comp"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.12594","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/2405.12594/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":"2026-07-05T08:24:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r87nR+qeDGDeFY0xh9gbyFD565IdoewwvbUZcbFYmfUNYF0Ow+pm/Vfn3JqRHjE2c3N1n/0NbfyPml78L3ziCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T19:53:51.092259Z"},"content_sha256":"0e84b63720ac798e8fb24a78b611c8fa62d08c042df2ad39c7035ff32cf4f0fd","schema_version":"1.0","event_id":"sha256:0e84b63720ac798e8fb24a78b611c8fa62d08c042df2ad39c7035ff32cf4f0fd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YZ6UMWAT3F3YZ3QMYODZYN7NZH/bundle.json","state_url":"https://pith.science/pith/YZ6UMWAT3F3YZ3QMYODZYN7NZH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YZ6UMWAT3F3YZ3QMYODZYN7NZH/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":"2026-08-09T19:53:51Z","links":{"resolver":"https://pith.science/pith/YZ6UMWAT3F3YZ3QMYODZYN7NZH","bundle":"https://pith.science/pith/YZ6UMWAT3F3YZ3QMYODZYN7NZH/bundle.json","state":"https://pith.science/pith/YZ6UMWAT3F3YZ3QMYODZYN7NZH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YZ6UMWAT3F3YZ3QMYODZYN7NZH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:YZ6UMWAT3F3YZ3QMYODZYN7NZH","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":"fe5875ee1242c232837f068c188804d1f0c9cb2ab48db5910b3cdd2ba31b8cfb","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"quant-ph","submitted_at":"2024-05-21T08:37:28Z","title_canon_sha256":"cfe9cbabc932d3472864e7d50ed006c461af14eb43bcb69a6875fa1658fa8837"},"schema_version":"1.0","source":{"id":"2405.12594","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.12594","created_at":"2026-07-05T08:24:06Z"},{"alias_kind":"arxiv_version","alias_value":"2405.12594v2","created_at":"2026-07-05T08:24:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.12594","created_at":"2026-07-05T08:24:06Z"},{"alias_kind":"pith_short_12","alias_value":"YZ6UMWAT3F3Y","created_at":"2026-07-05T08:24:06Z"},{"alias_kind":"pith_short_16","alias_value":"YZ6UMWAT3F3YZ3QM","created_at":"2026-07-05T08:24:06Z"},{"alias_kind":"pith_short_8","alias_value":"YZ6UMWAT","created_at":"2026-07-05T08:24:06Z"}],"graph_snapshots":[{"event_id":"sha256:0e84b63720ac798e8fb24a78b611c8fa62d08c042df2ad39c7035ff32cf4f0fd","target":"graph","created_at":"2026-07-05T08:24:06Z","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/2405.12594/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Adiabatic quantum annealers encounter scalability challenges due to exponentially fast diminishing energy gaps between ground and excited states with qubit-count increase. This introduces errors in identifying ground states compounded by a thermal noise. We propose a novel algorithmic scheme called statistical qubit freezing (SQF) that selectively fixes the state of statistically deterministic qubit in the annealing Hamiltonian model of the given problem. Applying freezing repeatedly, SQF significantly enhances the spectral gap between of an adiabatic process, as an example, by up to 60\\% comp","authors_text":"Bo Hyun Choi, Changjun Kim, Jeung Rac Lee, June-Koo Kevin Rhee","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"quant-ph","submitted_at":"2024-05-21T08:37:28Z","title":"Statistical Qubit Freezing Extending Physical Limit of Quantum Annealers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.12594","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":"sha256:9731d9798f752c86ce3f897470aedb6fedc762d76b1300e150a1f54bab938044","target":"record","created_at":"2026-07-05T08:24:06Z","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":"fe5875ee1242c232837f068c188804d1f0c9cb2ab48db5910b3cdd2ba31b8cfb","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"quant-ph","submitted_at":"2024-05-21T08:37:28Z","title_canon_sha256":"cfe9cbabc932d3472864e7d50ed006c461af14eb43bcb69a6875fa1658fa8837"},"schema_version":"1.0","source":{"id":"2405.12594","kind":"arxiv","version":2}},"canonical_sha256":"c67d465813d9778cee0cc3879c37edc9ecfc9201aecad512f6ea3c3426dd6f09","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c67d465813d9778cee0cc3879c37edc9ecfc9201aecad512f6ea3c3426dd6f09","first_computed_at":"2026-07-05T08:24:06.091581Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:24:06.091581Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"I97J5/VwlqxcNGWytstCCunqaa8r3RJn9jqti8Gpq28PiDAV84bk9RTO7ngYuJTRMMoe3PZYY28i6H2Z/URLAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T08:24:06.092055Z","signed_message":"canonical_sha256_bytes"},"source_id":"2405.12594","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9731d9798f752c86ce3f897470aedb6fedc762d76b1300e150a1f54bab938044","sha256:0e84b63720ac798e8fb24a78b611c8fa62d08c042df2ad39c7035ff32cf4f0fd"],"state_sha256":"eb4efb2cbf1eccd989a2d78c43aafa8cb9fbde589e1bd1a923991236df8116e2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"q4xNuMy58j3ylZepbsbdMl8CgHGBfigqV82wmxUWbQF297aXZKycy4lju1mcQH8XQfj5qqqKHOVvm9myNkqYCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T19:53:51.101019Z","bundle_sha256":"cc49c889814877aec10ec974764bc0816ca4471d9f7755694373703bdbfc8161"}}