{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2002:GOUXPVEC576JMXTIIETSGDEKVI","short_pith_number":"pith:GOUXPVEC","canonical_record":{"source":{"id":"gr-qc/0205076","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"gr-qc","submitted_at":"2002-05-17T10:15:45Z","cross_cats_sorted":[],"title_canon_sha256":"799576289625aebbf4621ec2ac835242a9f0dbd712b83996dbc7022664874d79","abstract_canon_sha256":"41a093d9cdcc69ba0061984faf2c8efa9c6f7667554ebe27e98fb7953f2dfd72"},"schema_version":"1.0"},"canonical_sha256":"33a977d482effc965e684127230c8aaa110811e0006b237037f64601cdf406a6","source":{"kind":"arxiv","id":"gr-qc/0205076","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"gr-qc/0205076","created_at":"2026-05-18T01:39:23Z"},{"alias_kind":"arxiv_version","alias_value":"gr-qc/0205076v1","created_at":"2026-05-18T01:39:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.gr-qc/0205076","created_at":"2026-05-18T01:39:23Z"},{"alias_kind":"pith_short_12","alias_value":"GOUXPVEC576J","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"GOUXPVEC576JMXTI","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"GOUXPVEC","created_at":"2026-05-18T12:25:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2002:GOUXPVEC576JMXTIIETSGDEKVI","target":"record","payload":{"canonical_record":{"source":{"id":"gr-qc/0205076","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"gr-qc","submitted_at":"2002-05-17T10:15:45Z","cross_cats_sorted":[],"title_canon_sha256":"799576289625aebbf4621ec2ac835242a9f0dbd712b83996dbc7022664874d79","abstract_canon_sha256":"41a093d9cdcc69ba0061984faf2c8efa9c6f7667554ebe27e98fb7953f2dfd72"},"schema_version":"1.0"},"canonical_sha256":"33a977d482effc965e684127230c8aaa110811e0006b237037f64601cdf406a6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:39:23.696752Z","signature_b64":"Zl6IK1P7ARrwREJVe22YEtAiy9SBGmarOQFKyt5QO0VK8nIIMgfobb5awcd3db5AInbSp94ujhezMh0S3Rp/Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"33a977d482effc965e684127230c8aaa110811e0006b237037f64601cdf406a6","last_reissued_at":"2026-05-18T01:39:23.696150Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:39:23.696150Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"gr-qc/0205076","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:39:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"92kuvMiFeXFfuwqGP4hl5+O85m0fOPuSZwFq3ldTkHbLVj9EHyTM4Im5O9mOCqsLu23vLDRpqC3+gP4Env7sDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T13:08:13.028088Z"},"content_sha256":"568b66e8f96693413a2a01caea74dd8bfb571e18a11889eca6a8e8d2063c3e6d","schema_version":"1.0","event_id":"sha256:568b66e8f96693413a2a01caea74dd8bfb571e18a11889eca6a8e8d2063c3e6d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2002:GOUXPVEC576JMXTIIETSGDEKVI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The CWKB Method of Particle Production in Periodic Potential","license":"","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"I.Chowdhury, P.Misra, S.Biswas","submitted_at":"2002-05-17T10:15:45Z","abstract_excerpt":"In this work we study the particle production in time dependent periodic potential using the method of complex time WKB (CWKB) approximation. In the inflationary cosmology at the end of inflationary stage, the potential becomes time dependent as well as periodic. Reheating occurs due to particle production by the oscillating inflaton field. Using CWKB we obtain almost identical results on catastrophic particle production as obtained by others."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"gr-qc/0205076","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":""},"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":"2026-05-18T01:39:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X0RYc99e6PTp2bey2IBjME9Lof7EdylIdPdxsqBZtHI5BtblybT2j6Iw/eupVQArXRB8HS85qzKH7SelI+atBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T13:08:13.028447Z"},"content_sha256":"74e563fe27d0e4fe3480e967db5c052cbeaab9061ab852f40f4390214c92e3c2","schema_version":"1.0","event_id":"sha256:74e563fe27d0e4fe3480e967db5c052cbeaab9061ab852f40f4390214c92e3c2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GOUXPVEC576JMXTIIETSGDEKVI/bundle.json","state_url":"https://pith.science/pith/GOUXPVEC576JMXTIIETSGDEKVI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GOUXPVEC576JMXTIIETSGDEKVI/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":"2026-06-11T13:08:13Z","links":{"resolver":"https://pith.science/pith/GOUXPVEC576JMXTIIETSGDEKVI","bundle":"https://pith.science/pith/GOUXPVEC576JMXTIIETSGDEKVI/bundle.json","state":"https://pith.science/pith/GOUXPVEC576JMXTIIETSGDEKVI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GOUXPVEC576JMXTIIETSGDEKVI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2002:GOUXPVEC576JMXTIIETSGDEKVI","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":"41a093d9cdcc69ba0061984faf2c8efa9c6f7667554ebe27e98fb7953f2dfd72","cross_cats_sorted":[],"license":"","primary_cat":"gr-qc","submitted_at":"2002-05-17T10:15:45Z","title_canon_sha256":"799576289625aebbf4621ec2ac835242a9f0dbd712b83996dbc7022664874d79"},"schema_version":"1.0","source":{"id":"gr-qc/0205076","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"gr-qc/0205076","created_at":"2026-05-18T01:39:23Z"},{"alias_kind":"arxiv_version","alias_value":"gr-qc/0205076v1","created_at":"2026-05-18T01:39:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.gr-qc/0205076","created_at":"2026-05-18T01:39:23Z"},{"alias_kind":"pith_short_12","alias_value":"GOUXPVEC576J","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"GOUXPVEC576JMXTI","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"GOUXPVEC","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:74e563fe27d0e4fe3480e967db5c052cbeaab9061ab852f40f4390214c92e3c2","target":"graph","created_at":"2026-05-18T01:39:23Z","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"},"paper":{"abstract_excerpt":"In this work we study the particle production in time dependent periodic potential using the method of complex time WKB (CWKB) approximation. In the inflationary cosmology at the end of inflationary stage, the potential becomes time dependent as well as periodic. Reheating occurs due to particle production by the oscillating inflaton field. Using CWKB we obtain almost identical results on catastrophic particle production as obtained by others.","authors_text":"I.Chowdhury, P.Misra, S.Biswas","cross_cats":[],"headline":"","license":"","primary_cat":"gr-qc","submitted_at":"2002-05-17T10:15:45Z","title":"The CWKB Method of Particle Production in Periodic Potential"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"gr-qc/0205076","kind":"arxiv","version":1},"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":"sha256:568b66e8f96693413a2a01caea74dd8bfb571e18a11889eca6a8e8d2063c3e6d","target":"record","created_at":"2026-05-18T01:39:23Z","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":"41a093d9cdcc69ba0061984faf2c8efa9c6f7667554ebe27e98fb7953f2dfd72","cross_cats_sorted":[],"license":"","primary_cat":"gr-qc","submitted_at":"2002-05-17T10:15:45Z","title_canon_sha256":"799576289625aebbf4621ec2ac835242a9f0dbd712b83996dbc7022664874d79"},"schema_version":"1.0","source":{"id":"gr-qc/0205076","kind":"arxiv","version":1}},"canonical_sha256":"33a977d482effc965e684127230c8aaa110811e0006b237037f64601cdf406a6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"33a977d482effc965e684127230c8aaa110811e0006b237037f64601cdf406a6","first_computed_at":"2026-05-18T01:39:23.696150Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:39:23.696150Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Zl6IK1P7ARrwREJVe22YEtAiy9SBGmarOQFKyt5QO0VK8nIIMgfobb5awcd3db5AInbSp94ujhezMh0S3Rp/Bw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:39:23.696752Z","signed_message":"canonical_sha256_bytes"},"source_id":"gr-qc/0205076","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:568b66e8f96693413a2a01caea74dd8bfb571e18a11889eca6a8e8d2063c3e6d","sha256:74e563fe27d0e4fe3480e967db5c052cbeaab9061ab852f40f4390214c92e3c2"],"state_sha256":"82c3103c41f36854aa501d888addebac26ae1162afa4c27882e51b426247d3ad"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FmNnhmxiY89LaOuT6ZBhN+Tr1ZSTfE5JRbzP4qj4Dh8E2FleBdyKiuxWMZwC1+T5ZCCi+o+Fy3Ddvc2lik4VCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T13:08:13.030443Z","bundle_sha256":"39c002dc9e69faa32585b1c2dd4cf3604329e59a5073a107b9f70aa5e98d3c26"}}