{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:JXP2W6XBLW4RG5BZG6NC4XLETG","short_pith_number":"pith:JXP2W6XB","schema_version":"1.0","canonical_sha256":"4ddfab7ae15db9137439379a2e5d64998bc916253f25af69d179c029c867d89d","source":{"kind":"arxiv","id":"2506.09658","version":1},"attestation_state":"computed","paper":{"title":"K-ADAPT-VQE: Optimizing Molecular Ground State Searches by Chunking Operators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Guido Masella, Oumaya Ladhari, Tatiana A. Bespalova","submitted_at":"2025-06-11T12:26:16Z","abstract_excerpt":"Classical simulation of molecular systems is limited by exponential scaling, a hurdle quantum algorithms like Variational Quantum Eigensolvers (VQEs) aim to overcome. Although ADAPT-VQE enhances VQEs by dynamically building ans\\\"atze, it can remain computationally intensive. This work presents K-ADAPT-VQE, which improves efficiency by adding operators in chunks of K at each iteration. Our results from simulating small molecular systems show that K-ADAPT-VQE substantially reduces the total number of VQE iterations and quantum function calls required to achieve chemical accuracy in molecular gro"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2506.09658","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-06-11T12:26:16Z","cross_cats_sorted":[],"title_canon_sha256":"7441f993d4023585b2f5f91dc22e6562b1960063d9264970d37a2432c2af761e","abstract_canon_sha256":"197b8a82c23f837092c53b7bf1781bb26ffd34e4d0b03f8bfb73386795c9bcf9"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:24:22.779138Z","signature_b64":"s7e0y4Jo6mdn7nySpWtolWOdmXNOpIsA4mf+JAyI2cAnh0wuB3/4ycYEqj2aNiPFxI4e1jsBDeOPInRKZT9WAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4ddfab7ae15db9137439379a2e5d64998bc916253f25af69d179c029c867d89d","last_reissued_at":"2026-07-05T11:24:22.778591Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:24:22.778591Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"K-ADAPT-VQE: Optimizing Molecular Ground State Searches by Chunking Operators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Guido Masella, Oumaya Ladhari, Tatiana A. Bespalova","submitted_at":"2025-06-11T12:26:16Z","abstract_excerpt":"Classical simulation of molecular systems is limited by exponential scaling, a hurdle quantum algorithms like Variational Quantum Eigensolvers (VQEs) aim to overcome. Although ADAPT-VQE enhances VQEs by dynamically building ans\\\"atze, it can remain computationally intensive. This work presents K-ADAPT-VQE, which improves efficiency by adding operators in chunks of K at each iteration. Our results from simulating small molecular systems show that K-ADAPT-VQE substantially reduces the total number of VQE iterations and quantum function calls required to achieve chemical accuracy in molecular gro"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.09658","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/2506.09658/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2506.09658","created_at":"2026-07-05T11:24:22.778658+00:00"},{"alias_kind":"arxiv_version","alias_value":"2506.09658v1","created_at":"2026-07-05T11:24:22.778658+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.09658","created_at":"2026-07-05T11:24:22.778658+00:00"},{"alias_kind":"pith_short_12","alias_value":"JXP2W6XBLW4R","created_at":"2026-07-05T11:24:22.778658+00:00"},{"alias_kind":"pith_short_16","alias_value":"JXP2W6XBLW4RG5BZ","created_at":"2026-07-05T11:24:22.778658+00:00"},{"alias_kind":"pith_short_8","alias_value":"JXP2W6XB","created_at":"2026-07-05T11:24:22.778658+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/JXP2W6XBLW4RG5BZG6NC4XLETG","json":"https://pith.science/pith/JXP2W6XBLW4RG5BZG6NC4XLETG.json","graph_json":"https://pith.science/api/pith-number/JXP2W6XBLW4RG5BZG6NC4XLETG/graph.json","events_json":"https://pith.science/api/pith-number/JXP2W6XBLW4RG5BZG6NC4XLETG/events.json","paper":"https://pith.science/paper/JXP2W6XB"},"agent_actions":{"view_html":"https://pith.science/pith/JXP2W6XBLW4RG5BZG6NC4XLETG","download_json":"https://pith.science/pith/JXP2W6XBLW4RG5BZG6NC4XLETG.json","view_paper":"https://pith.science/paper/JXP2W6XB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2506.09658&json=true","fetch_graph":"https://pith.science/api/pith-number/JXP2W6XBLW4RG5BZG6NC4XLETG/graph.json","fetch_events":"https://pith.science/api/pith-number/JXP2W6XBLW4RG5BZG6NC4XLETG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JXP2W6XBLW4RG5BZG6NC4XLETG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JXP2W6XBLW4RG5BZG6NC4XLETG/action/storage_attestation","attest_author":"https://pith.science/pith/JXP2W6XBLW4RG5BZG6NC4XLETG/action/author_attestation","sign_citation":"https://pith.science/pith/JXP2W6XBLW4RG5BZG6NC4XLETG/action/citation_signature","submit_replication":"https://pith.science/pith/JXP2W6XBLW4RG5BZG6NC4XLETG/action/replication_record"}},"created_at":"2026-07-05T11:24:22.778658+00:00","updated_at":"2026-07-05T11:24:22.778658+00:00"}