{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:MX6UH2QMIQG25NXU6NPNSXCQ4K","short_pith_number":"pith:MX6UH2QM","schema_version":"1.0","canonical_sha256":"65fd43ea0c440daeb6f4f35ed95c50e28f7c0209c41a1a1d775db21df0db6608","source":{"kind":"arxiv","id":"2605.14129","version":1},"attestation_state":"computed","paper":{"title":"A Hybrid Scheme to Achieve Highest Implosion Performance on the OMEGA Laser","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"Hybrid shock-drive targets on OMEGA use an initial x-ray shock from a gold shell to suppress instabilities and project an 85 percent increase in the record Lawson parameter.","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"A. Lees, D. Cao, D. Patel, K. S. Anderson, L. Ceurvorst, P. S. Farmakis, R. Betti, V. Gopalaswamy","submitted_at":"2026-05-13T21:28:52Z","abstract_excerpt":"Merging direct and indirect-drive has long been viewed as an optimal hybrid laser-fusion scheme that combines the uniformity of x rays with the efficiency of direct illumination. We present the first integrated 2D simulations of hybrid shock drive (HSD) targets for the OMEGA laser. The HSD scheme [L. Ceurvorst et al., Phys. Rev. E 101 063207 (2020)] uses x rays from a thin Au-coated x-ray converter outer shell to drive the initial shock into a standard direct-drive capsule. Direct illumination is used to implode the target after the first shock. The design effectively suppresses laser-imprint "},"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":true,"formal_links_present":true},"canonical_record":{"source":{"id":"2605.14129","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2026-05-13T21:28:52Z","cross_cats_sorted":[],"title_canon_sha256":"ceee16ba2a49bfba8cb7607c222cc7da5ee35d7b153bdc4e05a93db7aa340cf4","abstract_canon_sha256":"33ef6c274b5cedf5f32d69fd99e23f31b3c7016e5fa8324b550f1e81a1a17e2a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:39:11.812491Z","signature_b64":"qXg48ftSSlmdUEokab0ciRWai6zdK2XdKYrEkUWtXTZO8eyJlbCAePzbaAGLYAMpS8BePLsBIspv/I551LV3AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"65fd43ea0c440daeb6f4f35ed95c50e28f7c0209c41a1a1d775db21df0db6608","last_reissued_at":"2026-05-17T23:39:11.811869Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:39:11.811869Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Hybrid Scheme to Achieve Highest Implosion Performance on the OMEGA Laser","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"Hybrid shock-drive targets on OMEGA use an initial x-ray shock from a gold shell to suppress instabilities and project an 85 percent increase in the record Lawson parameter.","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"A. Lees, D. Cao, D. Patel, K. S. Anderson, L. Ceurvorst, P. S. Farmakis, R. Betti, V. Gopalaswamy","submitted_at":"2026-05-13T21:28:52Z","abstract_excerpt":"Merging direct and indirect-drive has long been viewed as an optimal hybrid laser-fusion scheme that combines the uniformity of x rays with the efficiency of direct illumination. We present the first integrated 2D simulations of hybrid shock drive (HSD) targets for the OMEGA laser. The HSD scheme [L. Ceurvorst et al., Phys. Rev. E 101 063207 (2020)] uses x rays from a thin Au-coated x-ray converter outer shell to drive the initial shock into a standard direct-drive capsule. Direct illumination is used to implode the target after the first shock. The design effectively suppresses laser-imprint "},"claims":{"count":4,"items":[{"kind":"strongest_claim","text":"HSD targets are projected to significantly enhance fusion yields, potentially increasing the record Lawson parameter by ∼85% on OMEGA while effectively eliminating the requirement for laser smoothing.","source":"verdict.strongest_claim","status":"machine_extracted","claim_id":"C1","attestation":"unclaimed"},{"kind":"weakest_assumption","text":"That the 2D integrated simulations accurately capture the suppression of hydrodynamic instabilities and performance gains without significant 3D effects or unmodeled physics in real experiments.","source":"verdict.weakest_assumption","status":"machine_extracted","claim_id":"C2","attestation":"unclaimed"},{"kind":"one_line_summary","text":"Hybrid shock drive targets on OMEGA are projected to increase the record Lawson parameter by ~85% via combined x-ray pre-shock and direct-drive implosion that suppresses laser imprint instabilities.","source":"verdict.one_line_summary","status":"machine_extracted","claim_id":"C3","attestation":"unclaimed"},{"kind":"headline","text":"Hybrid shock-drive targets on OMEGA use an initial x-ray shock from a gold shell to suppress instabilities and project an 85 percent increase in the record Lawson parameter.","source":"verdict.pith_extraction.headline","status":"machine_extracted","claim_id":"C4","attestation":"unclaimed"}],"snapshot_sha256":"5d9defe33362bded190f6511717255f6b366df98889986f943179fd3e11bd719"},"source":{"id":"2605.14129","kind":"arxiv","version":1},"verdict":{"id":"1c8401c2-7149-4d8f-904d-960f84d171ee","model_set":{"reader":"grok-4.3"},"created_at":"2026-05-15T02:07:49.136617Z","strongest_claim":"HSD targets are projected to significantly enhance fusion yields, potentially increasing the record Lawson parameter by ∼85% on OMEGA while effectively eliminating the requirement for laser smoothing.","one_line_summary":"Hybrid shock drive targets on OMEGA are projected to increase the record Lawson parameter by ~85% via combined x-ray pre-shock and direct-drive implosion that suppresses laser imprint instabilities.","pipeline_version":"pith-pipeline@v0.9.0","weakest_assumption":"That the 2D integrated simulations accurately capture the suppression of hydrodynamic instabilities and performance gains without significant 3D effects or unmodeled physics in real experiments.","pith_extraction_headline":"Hybrid shock-drive targets on OMEGA use an initial x-ray shock from a gold shell to suppress instabilities and project an 85 percent increase in the record Lawson parameter."},"references":{"count":60,"sample":[{"doi":"","year":null,"title":"The “strong” picket (Fig","work_id":"ad5c3e59-13de-431f-8e46-eba11ac94fd8","ref_index":1,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":1972,"title":"J. Nuckolls, L. Wood, A. Thiessen, and G. Zimmerman, Nature239, 139 (1972). 12","work_id":"aff4c3c2-7380-49a6-b18d-8a16d1776bf4","ref_index":2,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2015,"title":"R. S. Craxton, K. S. Anderson, T. R. Boehly, V . N. Goncharov, D. R. Harding, J. P. Knauer, R. L. McCrory, P. W. McKenty, D. D. Meyerhofer, J. F. Myatt,et al., Phys. Plasmas22, 110501 (2015)","work_id":"d3241532-032f-4edc-a6da-b1d488395f0d","ref_index":3,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2021,"title":"A. B. Zylstra, O. A. Hurricane, D. A. Callahan, A. L. Kritcher, O. L. Landen, J. Lindl, A. Pak, P. Patel, J. E. Ralph, J. S. Ross,et al., Nucl. Fusion61, 116066 (2021)","work_id":"25956970-fb48-46cf-978c-6fd074aff4cf","ref_index":4,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2018,"title":"A. L. Kritcher, J. Ralph, D. E. Hinkel, T. Döppner, M. Millot, D. Mariscal, R. Benedetti, D. J. Strozzi, T. Chapman, C. Goyon, B. MacGowan, P. Michel, D. A. Callahan, and O. A. Hurricane, Phys. Rev. E","work_id":"7e43a656-0a41-4d23-88e3-e8ed5456a087","ref_index":5,"cited_arxiv_id":"","is_internal_anchor":false}],"resolved_work":60,"snapshot_sha256":"a1e4a355683b045c102783a24a99f74fd18a3ee5cc6afa9fb560198e78fbba31","internal_anchors":0},"formal_canon":{"evidence_count":2,"snapshot_sha256":"3eca752a89a2277bae4bae55f84e2d454a0be3c28c864a3d622339b4d85df43a"},"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":"2605.14129","created_at":"2026-05-17T23:39:11.811958+00:00"},{"alias_kind":"arxiv_version","alias_value":"2605.14129v1","created_at":"2026-05-17T23:39:11.811958+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.14129","created_at":"2026-05-17T23:39:11.811958+00:00"},{"alias_kind":"pith_short_12","alias_value":"MX6UH2QMIQG2","created_at":"2026-05-18T12:33:37.589309+00:00"},{"alias_kind":"pith_short_16","alias_value":"MX6UH2QMIQG25NXU","created_at":"2026-05-18T12:33:37.589309+00:00"},{"alias_kind":"pith_short_8","alias_value":"MX6UH2QM","created_at":"2026-05-18T12:33:37.589309+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":2,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/MX6UH2QMIQG25NXU6NPNSXCQ4K","json":"https://pith.science/pith/MX6UH2QMIQG25NXU6NPNSXCQ4K.json","graph_json":"https://pith.science/api/pith-number/MX6UH2QMIQG25NXU6NPNSXCQ4K/graph.json","events_json":"https://pith.science/api/pith-number/MX6UH2QMIQG25NXU6NPNSXCQ4K/events.json","paper":"https://pith.science/paper/MX6UH2QM"},"agent_actions":{"view_html":"https://pith.science/pith/MX6UH2QMIQG25NXU6NPNSXCQ4K","download_json":"https://pith.science/pith/MX6UH2QMIQG25NXU6NPNSXCQ4K.json","view_paper":"https://pith.science/paper/MX6UH2QM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2605.14129&json=true","fetch_graph":"https://pith.science/api/pith-number/MX6UH2QMIQG25NXU6NPNSXCQ4K/graph.json","fetch_events":"https://pith.science/api/pith-number/MX6UH2QMIQG25NXU6NPNSXCQ4K/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MX6UH2QMIQG25NXU6NPNSXCQ4K/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MX6UH2QMIQG25NXU6NPNSXCQ4K/action/storage_attestation","attest_author":"https://pith.science/pith/MX6UH2QMIQG25NXU6NPNSXCQ4K/action/author_attestation","sign_citation":"https://pith.science/pith/MX6UH2QMIQG25NXU6NPNSXCQ4K/action/citation_signature","submit_replication":"https://pith.science/pith/MX6UH2QMIQG25NXU6NPNSXCQ4K/action/replication_record"}},"created_at":"2026-05-17T23:39:11.811958+00:00","updated_at":"2026-05-17T23:39:11.811958+00:00"}