{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:LEUGTSQRQZ65LP3TNOYTJLDPR3","short_pith_number":"pith:LEUGTSQR","schema_version":"1.0","canonical_sha256":"592869ca11867dd5bf736bb134ac6f8eccd536bb071d8cfbfad28d0018bb9f86","source":{"kind":"arxiv","id":"1102.0227","version":2},"attestation_state":"computed","paper":{"title":"The Art of Lattice and Gravity Waves from Preheating","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","hep-ph","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Zhiqi Huang","submitted_at":"2011-02-01T17:30:09Z","abstract_excerpt":"The nonlinear dynamics of preheating after early-Universe inflation is often studied with lattice simulations. In this work I present a new lattice code HLATTICE. It differs from previous public available codes in the following three aspects: (i) A much higher accuracy is achieved with a modified sixth-order symplectic integrator; (ii) scalar, vector, and tensor metric perturbations in synchronous gauge and their feedback to the dynamics of scalar fields are all included; (iii) the code uses a projector that completely removes the scalar and vector components defined by the discrete spatial de"},"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":"1102.0227","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-02-01T17:30:09Z","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"title_canon_sha256":"d35343047c33af840fa6954503eff6772f2cc95c44cf75edfe3149c6526487d2","abstract_canon_sha256":"46b3634ed7ce6f233ff510b4ca6e69124e53aa7463ae6b856e8c9902fecd0c25"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:19:32.081997Z","signature_b64":"W6nBoMt5Vuk9SvhyGjX3WCx5eg9LS9QyGh9hqyguravRXrXo1hRF/TEMHCsge/bazV4usHaRX8zSg/1WHdLFAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"592869ca11867dd5bf736bb134ac6f8eccd536bb071d8cfbfad28d0018bb9f86","last_reissued_at":"2026-05-18T04:19:32.081563Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:19:32.081563Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Art of Lattice and Gravity Waves from Preheating","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","hep-ph","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Zhiqi Huang","submitted_at":"2011-02-01T17:30:09Z","abstract_excerpt":"The nonlinear dynamics of preheating after early-Universe inflation is often studied with lattice simulations. In this work I present a new lattice code HLATTICE. It differs from previous public available codes in the following three aspects: (i) A much higher accuracy is achieved with a modified sixth-order symplectic integrator; (ii) scalar, vector, and tensor metric perturbations in synchronous gauge and their feedback to the dynamics of scalar fields are all included; (iii) the code uses a projector that completely removes the scalar and vector components defined by the discrete spatial de"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1102.0227","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":""},"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":"1102.0227","created_at":"2026-05-18T04:19:32.081623+00:00"},{"alias_kind":"arxiv_version","alias_value":"1102.0227v2","created_at":"2026-05-18T04:19:32.081623+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1102.0227","created_at":"2026-05-18T04:19:32.081623+00:00"},{"alias_kind":"pith_short_12","alias_value":"LEUGTSQRQZ65","created_at":"2026-05-18T12:26:34.985390+00:00"},{"alias_kind":"pith_short_16","alias_value":"LEUGTSQRQZ65LP3T","created_at":"2026-05-18T12:26:34.985390+00:00"},{"alias_kind":"pith_short_8","alias_value":"LEUGTSQR","created_at":"2026-05-18T12:26:34.985390+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"1907.04402","citing_title":"Lectures on Reheating after Inflation","ref_index":73,"is_internal_anchor":true},{"citing_arxiv_id":"2604.00978","citing_title":"Nonlinear Lattice Framework for Inflation: Bridging stochastic inflation and the $\\delta{N}$ formalism","ref_index":46,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/LEUGTSQRQZ65LP3TNOYTJLDPR3","json":"https://pith.science/pith/LEUGTSQRQZ65LP3TNOYTJLDPR3.json","graph_json":"https://pith.science/api/pith-number/LEUGTSQRQZ65LP3TNOYTJLDPR3/graph.json","events_json":"https://pith.science/api/pith-number/LEUGTSQRQZ65LP3TNOYTJLDPR3/events.json","paper":"https://pith.science/paper/LEUGTSQR"},"agent_actions":{"view_html":"https://pith.science/pith/LEUGTSQRQZ65LP3TNOYTJLDPR3","download_json":"https://pith.science/pith/LEUGTSQRQZ65LP3TNOYTJLDPR3.json","view_paper":"https://pith.science/paper/LEUGTSQR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1102.0227&json=true","fetch_graph":"https://pith.science/api/pith-number/LEUGTSQRQZ65LP3TNOYTJLDPR3/graph.json","fetch_events":"https://pith.science/api/pith-number/LEUGTSQRQZ65LP3TNOYTJLDPR3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LEUGTSQRQZ65LP3TNOYTJLDPR3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LEUGTSQRQZ65LP3TNOYTJLDPR3/action/storage_attestation","attest_author":"https://pith.science/pith/LEUGTSQRQZ65LP3TNOYTJLDPR3/action/author_attestation","sign_citation":"https://pith.science/pith/LEUGTSQRQZ65LP3TNOYTJLDPR3/action/citation_signature","submit_replication":"https://pith.science/pith/LEUGTSQRQZ65LP3TNOYTJLDPR3/action/replication_record"}},"created_at":"2026-05-18T04:19:32.081623+00:00","updated_at":"2026-05-18T04:19:32.081623+00:00"}