{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:CCDSJZLJ2WEK4XJPIKH7VAKHMT","short_pith_number":"pith:CCDSJZLJ","canonical_record":{"source":{"id":"2010.10720","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2020-10-21T02:27:23Z","cross_cats_sorted":[],"title_canon_sha256":"678cd38a4f325c1fd4a1efe473b42006d092c6cbbb397e5fa30c3391b73664eb","abstract_canon_sha256":"82ce2a0d3fea49cf442f4e66463694ab06f08896747d8b4424d310a49f61ab55"},"schema_version":"1.0"},"canonical_sha256":"108724e569d588ae5d2f428ffa814764d72c9dc92e0172f7e744ca587c2d3ff2","source":{"kind":"arxiv","id":"2010.10720","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2010.10720","created_at":"2026-07-05T01:44:53Z"},{"alias_kind":"arxiv_version","alias_value":"2010.10720v1","created_at":"2026-07-05T01:44:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2010.10720","created_at":"2026-07-05T01:44:53Z"},{"alias_kind":"pith_short_12","alias_value":"CCDSJZLJ2WEK","created_at":"2026-07-05T01:44:53Z"},{"alias_kind":"pith_short_16","alias_value":"CCDSJZLJ2WEK4XJP","created_at":"2026-07-05T01:44:53Z"},{"alias_kind":"pith_short_8","alias_value":"CCDSJZLJ","created_at":"2026-07-05T01:44:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:CCDSJZLJ2WEK4XJPIKH7VAKHMT","target":"record","payload":{"canonical_record":{"source":{"id":"2010.10720","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2020-10-21T02:27:23Z","cross_cats_sorted":[],"title_canon_sha256":"678cd38a4f325c1fd4a1efe473b42006d092c6cbbb397e5fa30c3391b73664eb","abstract_canon_sha256":"82ce2a0d3fea49cf442f4e66463694ab06f08896747d8b4424d310a49f61ab55"},"schema_version":"1.0"},"canonical_sha256":"108724e569d588ae5d2f428ffa814764d72c9dc92e0172f7e744ca587c2d3ff2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:44:53.826362Z","signature_b64":"INXcPb2NRCPLfuVXqIWBMyU7z4JBUcHFgf2yH8CXw6EBaReyq+rw33OgT4ZdgFDcn6ztpl+77wi98+4AX+0CAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"108724e569d588ae5d2f428ffa814764d72c9dc92e0172f7e744ca587c2d3ff2","last_reissued_at":"2026-07-05T01:44:53.826036Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:44:53.826036Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2010.10720","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":"2026-07-05T01:44:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gmy82cQUkrqwgtT/Hada2YXNi1ORgcIpSJC3+fILm+feHKteyRWRTlbFPFt927zLpxaeX9t4Ul3TXVksuZcICQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-26T12:19:45.550792Z"},"content_sha256":"353bc0205a6fe101f5d5320a1888bd8042d5650c48f5f2ab8a8be06ac7690bb1","schema_version":"1.0","event_id":"sha256:353bc0205a6fe101f5d5320a1888bd8042d5650c48f5f2ab8a8be06ac7690bb1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:CCDSJZLJ2WEK4XJPIKH7VAKHMT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Diagnosis of electron density and temperature by using collisional radiative model in capacitively coupled Ar plasmas II: two-dimensional distributions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"Fengzhu Zhou, Hao Zheng, Jidun Wu, Xiaojiang Huang, Yanfei Wang","submitted_at":"2020-10-21T02:27:23Z","abstract_excerpt":"Effects of radio-frequency power and driven frequency on the two-dimensional (axial and radial) distributions of electron density and temperature were experimentally investigated in low pressure capacitively coupled argon plasmas. The intensity profiles of 696.5 nm and 750.4 nm emission lines were detected by employing a spatially resolved diagnostic system, which consists of a charge coupled device (CCD) and bandpass interference filters. The two-dimensional distributions of electron density and electron temperature were calculated from the spatial distributions of emission intensities via a "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2010.10720","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2010.10720/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T01:44:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Y5XLNEIjatk8pnXQ3L/4WTOxcWT1YcqzwKxT4gNi0+uL63yHh4CMiBtHSIx/JwSsXcd5AkEnaNNAd2wnGQNNCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-26T12:19:45.551186Z"},"content_sha256":"22a905f4c37283727cba109d4c277555c6c0fcacd1b664f74cc54e85315790d3","schema_version":"1.0","event_id":"sha256:22a905f4c37283727cba109d4c277555c6c0fcacd1b664f74cc54e85315790d3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CCDSJZLJ2WEK4XJPIKH7VAKHMT/bundle.json","state_url":"https://pith.science/pith/CCDSJZLJ2WEK4XJPIKH7VAKHMT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CCDSJZLJ2WEK4XJPIKH7VAKHMT/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":"2026-07-26T12:19:45Z","links":{"resolver":"https://pith.science/pith/CCDSJZLJ2WEK4XJPIKH7VAKHMT","bundle":"https://pith.science/pith/CCDSJZLJ2WEK4XJPIKH7VAKHMT/bundle.json","state":"https://pith.science/pith/CCDSJZLJ2WEK4XJPIKH7VAKHMT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CCDSJZLJ2WEK4XJPIKH7VAKHMT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:CCDSJZLJ2WEK4XJPIKH7VAKHMT","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":"82ce2a0d3fea49cf442f4e66463694ab06f08896747d8b4424d310a49f61ab55","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2020-10-21T02:27:23Z","title_canon_sha256":"678cd38a4f325c1fd4a1efe473b42006d092c6cbbb397e5fa30c3391b73664eb"},"schema_version":"1.0","source":{"id":"2010.10720","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2010.10720","created_at":"2026-07-05T01:44:53Z"},{"alias_kind":"arxiv_version","alias_value":"2010.10720v1","created_at":"2026-07-05T01:44:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2010.10720","created_at":"2026-07-05T01:44:53Z"},{"alias_kind":"pith_short_12","alias_value":"CCDSJZLJ2WEK","created_at":"2026-07-05T01:44:53Z"},{"alias_kind":"pith_short_16","alias_value":"CCDSJZLJ2WEK4XJP","created_at":"2026-07-05T01:44:53Z"},{"alias_kind":"pith_short_8","alias_value":"CCDSJZLJ","created_at":"2026-07-05T01:44:53Z"}],"graph_snapshots":[{"event_id":"sha256:22a905f4c37283727cba109d4c277555c6c0fcacd1b664f74cc54e85315790d3","target":"graph","created_at":"2026-07-05T01:44:53Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2010.10720/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Effects of radio-frequency power and driven frequency on the two-dimensional (axial and radial) distributions of electron density and temperature were experimentally investigated in low pressure capacitively coupled argon plasmas. The intensity profiles of 696.5 nm and 750.4 nm emission lines were detected by employing a spatially resolved diagnostic system, which consists of a charge coupled device (CCD) and bandpass interference filters. The two-dimensional distributions of electron density and electron temperature were calculated from the spatial distributions of emission intensities via a ","authors_text":"Fengzhu Zhou, Hao Zheng, Jidun Wu, Xiaojiang Huang, Yanfei Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2020-10-21T02:27:23Z","title":"Diagnosis of electron density and temperature by using collisional radiative model in capacitively coupled Ar plasmas II: two-dimensional distributions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2010.10720","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":"sha256:353bc0205a6fe101f5d5320a1888bd8042d5650c48f5f2ab8a8be06ac7690bb1","target":"record","created_at":"2026-07-05T01:44:53Z","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":"82ce2a0d3fea49cf442f4e66463694ab06f08896747d8b4424d310a49f61ab55","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2020-10-21T02:27:23Z","title_canon_sha256":"678cd38a4f325c1fd4a1efe473b42006d092c6cbbb397e5fa30c3391b73664eb"},"schema_version":"1.0","source":{"id":"2010.10720","kind":"arxiv","version":1}},"canonical_sha256":"108724e569d588ae5d2f428ffa814764d72c9dc92e0172f7e744ca587c2d3ff2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"108724e569d588ae5d2f428ffa814764d72c9dc92e0172f7e744ca587c2d3ff2","first_computed_at":"2026-07-05T01:44:53.826036Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:44:53.826036Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"INXcPb2NRCPLfuVXqIWBMyU7z4JBUcHFgf2yH8CXw6EBaReyq+rw33OgT4ZdgFDcn6ztpl+77wi98+4AX+0CAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T01:44:53.826362Z","signed_message":"canonical_sha256_bytes"},"source_id":"2010.10720","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:353bc0205a6fe101f5d5320a1888bd8042d5650c48f5f2ab8a8be06ac7690bb1","sha256:22a905f4c37283727cba109d4c277555c6c0fcacd1b664f74cc54e85315790d3"],"state_sha256":"ac8422c73711578e7ae3e597b156e47055dfaa93c0fa5e016435a0066941659c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gdoDPrFk74T7ZBE+k9YriKeih+w+atgzVH8bFrhmakLCsKF89oELzkf/kYuG37IKhH4cKmD15JWNqm0Fcd3vBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-26T12:19:45.553771Z","bundle_sha256":"99acfc9ae72602b53805834b2071ac3f4cf31c1ae79ab0b77e53e3b37e3acfe7"}}