{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:DE5DJOVGWSNT36MPXX4GYQQBC7","short_pith_number":"pith:DE5DJOVG","canonical_record":{"source":{"id":"1109.5617","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2011-09-26T15:54:05Z","cross_cats_sorted":[],"title_canon_sha256":"7215acc73863532641b623394ff2839d19c538026034645a7a3ce680579b628f","abstract_canon_sha256":"4b2a519763f2f15dec94bfd5dffbbdbca0fa13686e6a5ccf731b9323e79e9ee3"},"schema_version":"1.0"},"canonical_sha256":"193a34baa6b49b3df98fbdf86c420117f314d0422bf9587c0e2b7a94fb5202ec","source":{"kind":"arxiv","id":"1109.5617","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.5617","created_at":"2026-05-18T04:02:14Z"},{"alias_kind":"arxiv_version","alias_value":"1109.5617v1","created_at":"2026-05-18T04:02:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.5617","created_at":"2026-05-18T04:02:14Z"},{"alias_kind":"pith_short_12","alias_value":"DE5DJOVGWSNT","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_16","alias_value":"DE5DJOVGWSNT36MP","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_8","alias_value":"DE5DJOVG","created_at":"2026-05-18T12:26:26Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:DE5DJOVGWSNT36MPXX4GYQQBC7","target":"record","payload":{"canonical_record":{"source":{"id":"1109.5617","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2011-09-26T15:54:05Z","cross_cats_sorted":[],"title_canon_sha256":"7215acc73863532641b623394ff2839d19c538026034645a7a3ce680579b628f","abstract_canon_sha256":"4b2a519763f2f15dec94bfd5dffbbdbca0fa13686e6a5ccf731b9323e79e9ee3"},"schema_version":"1.0"},"canonical_sha256":"193a34baa6b49b3df98fbdf86c420117f314d0422bf9587c0e2b7a94fb5202ec","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:02:14.930973Z","signature_b64":"bcKK2qtLxW74fO9ORdlXjUloTrNslZWht9gJk9/OY+bE99mr3GErzGxabmla/STMrUghghVmT+hvJcH8GQ6GAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"193a34baa6b49b3df98fbdf86c420117f314d0422bf9587c0e2b7a94fb5202ec","last_reissued_at":"2026-05-18T04:02:14.930189Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:02:14.930189Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1109.5617","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":"2026-05-18T04:02:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KXVVSxZy0dgkZtK2FkqE1WadzRnb9oTw8E6WlzV2VQf6QE0cs4USpxIv931foF9v+Y7iTPMKLblVkjNz4VPgDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T17:12:39.192550Z"},"content_sha256":"24c140d91a52485ef5967678f5becf0e8626435d62648bc0a46585637091809f","schema_version":"1.0","event_id":"sha256:24c140d91a52485ef5967678f5becf0e8626435d62648bc0a46585637091809f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:DE5DJOVGWSNT36MPXX4GYQQBC7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Space-resolved characterization of high frequency atmospheric-pressure plasma in nitrogen applying optical emission spectroscopy and numerical simulation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"Cornelia Ruhrmann, Nikita Bibinov, Peter Awakowicz, Priyadarshini Rajasekaran","submitted_at":"2011-09-26T15:54:05Z","abstract_excerpt":"Averaged plasma parameters such as electron distribution function and electron density are determined by characterization of high frequency (2.4 GHz) nitrogen-plasma using both experimental methods, namely optical emission spectroscopy (OES) and microphotography, and numerical simulation. Both direct and stepwise electron-impact excitation of nitrogen emissions are considered. The determination of space-resolved electron distribution function, electron density, rate constant for electron-impact dissociation of nitrogen molecule and the production of nitrogen atoms, applying the same methods, i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.5617","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":"2026-05-18T04:02:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nuSSE/FTgmdN37E6UT4rmqiV4hQXFAecGjctkgcB6Cr+MDBbhesgqI8BZrrwyMhJmHYqMKoiS0aQdDnRyJRuAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T17:12:39.193274Z"},"content_sha256":"22e88e3bbbd322151dd0ae95ca017925bf2fbe4a43c7a44160ddaccda5fc79e3","schema_version":"1.0","event_id":"sha256:22e88e3bbbd322151dd0ae95ca017925bf2fbe4a43c7a44160ddaccda5fc79e3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DE5DJOVGWSNT36MPXX4GYQQBC7/bundle.json","state_url":"https://pith.science/pith/DE5DJOVGWSNT36MPXX4GYQQBC7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DE5DJOVGWSNT36MPXX4GYQQBC7/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":"2026-06-09T17:12:39Z","links":{"resolver":"https://pith.science/pith/DE5DJOVGWSNT36MPXX4GYQQBC7","bundle":"https://pith.science/pith/DE5DJOVGWSNT36MPXX4GYQQBC7/bundle.json","state":"https://pith.science/pith/DE5DJOVGWSNT36MPXX4GYQQBC7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DE5DJOVGWSNT36MPXX4GYQQBC7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:DE5DJOVGWSNT36MPXX4GYQQBC7","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":"4b2a519763f2f15dec94bfd5dffbbdbca0fa13686e6a5ccf731b9323e79e9ee3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2011-09-26T15:54:05Z","title_canon_sha256":"7215acc73863532641b623394ff2839d19c538026034645a7a3ce680579b628f"},"schema_version":"1.0","source":{"id":"1109.5617","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.5617","created_at":"2026-05-18T04:02:14Z"},{"alias_kind":"arxiv_version","alias_value":"1109.5617v1","created_at":"2026-05-18T04:02:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.5617","created_at":"2026-05-18T04:02:14Z"},{"alias_kind":"pith_short_12","alias_value":"DE5DJOVGWSNT","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_16","alias_value":"DE5DJOVGWSNT36MP","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_8","alias_value":"DE5DJOVG","created_at":"2026-05-18T12:26:26Z"}],"graph_snapshots":[{"event_id":"sha256:22e88e3bbbd322151dd0ae95ca017925bf2fbe4a43c7a44160ddaccda5fc79e3","target":"graph","created_at":"2026-05-18T04:02:14Z","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":"Averaged plasma parameters such as electron distribution function and electron density are determined by characterization of high frequency (2.4 GHz) nitrogen-plasma using both experimental methods, namely optical emission spectroscopy (OES) and microphotography, and numerical simulation. Both direct and stepwise electron-impact excitation of nitrogen emissions are considered. The determination of space-resolved electron distribution function, electron density, rate constant for electron-impact dissociation of nitrogen molecule and the production of nitrogen atoms, applying the same methods, i","authors_text":"Cornelia Ruhrmann, Nikita Bibinov, Peter Awakowicz, Priyadarshini Rajasekaran","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2011-09-26T15:54:05Z","title":"Space-resolved characterization of high frequency atmospheric-pressure plasma in nitrogen applying optical emission spectroscopy and numerical simulation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.5617","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":"sha256:24c140d91a52485ef5967678f5becf0e8626435d62648bc0a46585637091809f","target":"record","created_at":"2026-05-18T04:02:14Z","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":"4b2a519763f2f15dec94bfd5dffbbdbca0fa13686e6a5ccf731b9323e79e9ee3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2011-09-26T15:54:05Z","title_canon_sha256":"7215acc73863532641b623394ff2839d19c538026034645a7a3ce680579b628f"},"schema_version":"1.0","source":{"id":"1109.5617","kind":"arxiv","version":1}},"canonical_sha256":"193a34baa6b49b3df98fbdf86c420117f314d0422bf9587c0e2b7a94fb5202ec","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"193a34baa6b49b3df98fbdf86c420117f314d0422bf9587c0e2b7a94fb5202ec","first_computed_at":"2026-05-18T04:02:14.930189Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:02:14.930189Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bcKK2qtLxW74fO9ORdlXjUloTrNslZWht9gJk9/OY+bE99mr3GErzGxabmla/STMrUghghVmT+hvJcH8GQ6GAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:02:14.930973Z","signed_message":"canonical_sha256_bytes"},"source_id":"1109.5617","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:24c140d91a52485ef5967678f5becf0e8626435d62648bc0a46585637091809f","sha256:22e88e3bbbd322151dd0ae95ca017925bf2fbe4a43c7a44160ddaccda5fc79e3"],"state_sha256":"0738d50ee832a0f5d0e68d336e0ac1a48a1476b56ae1daa58ab71008c41b4003"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+l8Qer3MxLn4sZcni9/vYDnVWs1pBDxJ0hfImzSJN3HtRVVP2JEOctg+tKbCfvxtWK3nphIt2f3XBrMuSKtqCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T17:12:39.197476Z","bundle_sha256":"06b6c2e5f521a988220ca38db8374bc0e514932d63941109e391c4780eab5de3"}}