{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:UM4W2PISDGT7Q6ABX7KI3BSFWB","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":"998ea7f858683d2ee9c2c02d53dae22ebe0007eba7c633866b013c2a475b3c34","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-11-22T18:24:53Z","title_canon_sha256":"0e58ebacc4eeebf6031365a4a6c86a8f3ed3476cf251ee2db7251945394993e3"},"schema_version":"1.0","source":{"id":"1611.07447","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1611.07447","created_at":"2026-05-18T00:43:59Z"},{"alias_kind":"arxiv_version","alias_value":"1611.07447v2","created_at":"2026-05-18T00:43:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.07447","created_at":"2026-05-18T00:43:59Z"},{"alias_kind":"pith_short_12","alias_value":"UM4W2PISDGT7","created_at":"2026-05-18T12:30:46Z"},{"alias_kind":"pith_short_16","alias_value":"UM4W2PISDGT7Q6AB","created_at":"2026-05-18T12:30:46Z"},{"alias_kind":"pith_short_8","alias_value":"UM4W2PIS","created_at":"2026-05-18T12:30:46Z"}],"graph_snapshots":[{"event_id":"sha256:f1fb66b394cf190532c56398dfad5ad4b61825342b0cc5fc87751c4e6015f633","target":"graph","created_at":"2026-05-18T00:43:59Z","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":"This work presents transport coefficients of electrons (bulk drift velocity, longitudinal diffusion coefficient, and effective ionization frequency) in CO2 measured under time-of-flight conditions over a wide range of the reduced electric field, 15Td <= E/N <= 2660Td in a scanning drift tube apparatus. The data obtained in the experiments are also applied to determine the effective steady-state Townsend ionization coefficient. These parameters are compared to the results of previous experimental studies, as well as to results of various kinetic computations: solutions of the electron Boltzmann","authors_text":"D. Loffhagen, I. Korolov, M. Vass, N. Pinhao, Z. Donko","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-11-22T18:24:53Z","title":"Electron transport parameters in CO$_2$: scanning drift tube measurements and kinetic computations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.07447","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":"sha256:34be600265a5a9ad16b3d7d6b4aba478423b038f82119e176f68470444fa5322","target":"record","created_at":"2026-05-18T00:43:59Z","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":"998ea7f858683d2ee9c2c02d53dae22ebe0007eba7c633866b013c2a475b3c34","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-11-22T18:24:53Z","title_canon_sha256":"0e58ebacc4eeebf6031365a4a6c86a8f3ed3476cf251ee2db7251945394993e3"},"schema_version":"1.0","source":{"id":"1611.07447","kind":"arxiv","version":2}},"canonical_sha256":"a3396d3d1219a7f87801bfd48d8645b06c642d01b403e0d0d82f0c2cc4dbc7e2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a3396d3d1219a7f87801bfd48d8645b06c642d01b403e0d0d82f0c2cc4dbc7e2","first_computed_at":"2026-05-18T00:43:59.012499Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:43:59.012499Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"c3iPYWYLiVqkfw5gO/AdIJVNXCrHfPUILqqH8C6E7uzYJGEONEnRqQdOqze3Mf4BFwTPtUMU5BzoTm8YvJBECA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:43:59.013260Z","signed_message":"canonical_sha256_bytes"},"source_id":"1611.07447","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:34be600265a5a9ad16b3d7d6b4aba478423b038f82119e176f68470444fa5322","sha256:f1fb66b394cf190532c56398dfad5ad4b61825342b0cc5fc87751c4e6015f633"],"state_sha256":"b1ab067421a5072e73e5f3e5b6344fb5e04c5b7ae3eb60daadfea2df5ac7a383"}