{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:CSU2PUUL4MZDXSKQU3KFFZRPRU","short_pith_number":"pith:CSU2PUUL","canonical_record":{"source":{"id":"1602.03482","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-02-10T18:47:41Z","cross_cats_sorted":[],"title_canon_sha256":"771d43590b93b2c118cc2d1619b2940c6444a7597b717695eb743a6a800898b7","abstract_canon_sha256":"b1b3c4ee66ab4bf7cbdf29c0119b85eefb9ef524068fc312e27d2e88ff1e49d2"},"schema_version":"1.0"},"canonical_sha256":"14a9a7d28be3323bc950a6d452e62f8d37b5867481e591f57fcff99db30c7189","source":{"kind":"arxiv","id":"1602.03482","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1602.03482","created_at":"2026-05-18T01:20:59Z"},{"alias_kind":"arxiv_version","alias_value":"1602.03482v1","created_at":"2026-05-18T01:20:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1602.03482","created_at":"2026-05-18T01:20:59Z"},{"alias_kind":"pith_short_12","alias_value":"CSU2PUUL4MZD","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_16","alias_value":"CSU2PUUL4MZDXSKQ","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_8","alias_value":"CSU2PUUL","created_at":"2026-05-18T12:30:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:CSU2PUUL4MZDXSKQU3KFFZRPRU","target":"record","payload":{"canonical_record":{"source":{"id":"1602.03482","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-02-10T18:47:41Z","cross_cats_sorted":[],"title_canon_sha256":"771d43590b93b2c118cc2d1619b2940c6444a7597b717695eb743a6a800898b7","abstract_canon_sha256":"b1b3c4ee66ab4bf7cbdf29c0119b85eefb9ef524068fc312e27d2e88ff1e49d2"},"schema_version":"1.0"},"canonical_sha256":"14a9a7d28be3323bc950a6d452e62f8d37b5867481e591f57fcff99db30c7189","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:20:59.831289Z","signature_b64":"EAx5Scu3q5pLufHXg5fPP9SOMADcFagbiiL6cquF3IQT3ZMt7W8KW3eQRfsjmC3x8ze7ri3pZtRRGc5evncvBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"14a9a7d28be3323bc950a6d452e62f8d37b5867481e591f57fcff99db30c7189","last_reissued_at":"2026-05-18T01:20:59.830824Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:20:59.830824Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1602.03482","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":"2026-05-18T01:20:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cardYa4qWfy7MnP24/A/h6ubHTZNIORaAGXjvJDLCDlASW7pnXW/6yUTbr5BpQ5YsjHHkaOzEOBpFsoWlzA6Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-18T23:12:28.397646Z"},"content_sha256":"63a85dc2f08c805239f97af477f24faae98379defb3aa8ae97810f81532f3ab8","schema_version":"1.0","event_id":"sha256:63a85dc2f08c805239f97af477f24faae98379defb3aa8ae97810f81532f3ab8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:CSU2PUUL4MZDXSKQU3KFFZRPRU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the self-excitation mechanisms of Plasma Series Resonance oscillations in single- and multi-frequency capacitive discharges","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"Aranka Derzsi, Edmund Schuengel, Ihor Korolov, Julian Schulze, Steven Brandt, Zoltan Donko","submitted_at":"2016-02-10T18:47:41Z","abstract_excerpt":"The self-excitation of plasma series resonance (PSR) oscillations is a prominent feature in the current of low pressure capacitive radio frequency (RF) discharges. This resonance leads to high frequency oscillations of the charge in the sheaths and enhances electron heating. Up to now, the phenomenon has only been observed in asymmetric discharges. There, the nonlinearity in the voltage balance, which is necessary for the self-excitation of resonance oscillations with frequencies above the applied frequencies, is caused predominantly by the quadratic contribution to the charge-voltage relation"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1602.03482","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":"2026-05-18T01:20:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QzdO2MDdtFfVZNUw5kqT0Q0exSJ6o8tXryVv/FVWoV2ctL5Q/s2ZX56UdiyCCzXx+Ad1JIjkd71sxZOS+vC1Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-18T23:12:28.398349Z"},"content_sha256":"373f59cf38dc53709894ec9238db5ccdd37c891660f46cc2f109b7102848818d","schema_version":"1.0","event_id":"sha256:373f59cf38dc53709894ec9238db5ccdd37c891660f46cc2f109b7102848818d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CSU2PUUL4MZDXSKQU3KFFZRPRU/bundle.json","state_url":"https://pith.science/pith/CSU2PUUL4MZDXSKQU3KFFZRPRU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CSU2PUUL4MZDXSKQU3KFFZRPRU/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":"2026-05-18T23:12:28Z","links":{"resolver":"https://pith.science/pith/CSU2PUUL4MZDXSKQU3KFFZRPRU","bundle":"https://pith.science/pith/CSU2PUUL4MZDXSKQU3KFFZRPRU/bundle.json","state":"https://pith.science/pith/CSU2PUUL4MZDXSKQU3KFFZRPRU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CSU2PUUL4MZDXSKQU3KFFZRPRU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:CSU2PUUL4MZDXSKQU3KFFZRPRU","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":"b1b3c4ee66ab4bf7cbdf29c0119b85eefb9ef524068fc312e27d2e88ff1e49d2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-02-10T18:47:41Z","title_canon_sha256":"771d43590b93b2c118cc2d1619b2940c6444a7597b717695eb743a6a800898b7"},"schema_version":"1.0","source":{"id":"1602.03482","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1602.03482","created_at":"2026-05-18T01:20:59Z"},{"alias_kind":"arxiv_version","alias_value":"1602.03482v1","created_at":"2026-05-18T01:20:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1602.03482","created_at":"2026-05-18T01:20:59Z"},{"alias_kind":"pith_short_12","alias_value":"CSU2PUUL4MZD","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_16","alias_value":"CSU2PUUL4MZDXSKQ","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_8","alias_value":"CSU2PUUL","created_at":"2026-05-18T12:30:09Z"}],"graph_snapshots":[{"event_id":"sha256:373f59cf38dc53709894ec9238db5ccdd37c891660f46cc2f109b7102848818d","target":"graph","created_at":"2026-05-18T01:20:59Z","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":"The self-excitation of plasma series resonance (PSR) oscillations is a prominent feature in the current of low pressure capacitive radio frequency (RF) discharges. This resonance leads to high frequency oscillations of the charge in the sheaths and enhances electron heating. Up to now, the phenomenon has only been observed in asymmetric discharges. There, the nonlinearity in the voltage balance, which is necessary for the self-excitation of resonance oscillations with frequencies above the applied frequencies, is caused predominantly by the quadratic contribution to the charge-voltage relation","authors_text":"Aranka Derzsi, Edmund Schuengel, Ihor Korolov, Julian Schulze, Steven Brandt, Zoltan Donko","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-02-10T18:47:41Z","title":"On the self-excitation mechanisms of Plasma Series Resonance oscillations in single- and multi-frequency capacitive discharges"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1602.03482","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":"sha256:63a85dc2f08c805239f97af477f24faae98379defb3aa8ae97810f81532f3ab8","target":"record","created_at":"2026-05-18T01:20:59Z","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":"b1b3c4ee66ab4bf7cbdf29c0119b85eefb9ef524068fc312e27d2e88ff1e49d2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-02-10T18:47:41Z","title_canon_sha256":"771d43590b93b2c118cc2d1619b2940c6444a7597b717695eb743a6a800898b7"},"schema_version":"1.0","source":{"id":"1602.03482","kind":"arxiv","version":1}},"canonical_sha256":"14a9a7d28be3323bc950a6d452e62f8d37b5867481e591f57fcff99db30c7189","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"14a9a7d28be3323bc950a6d452e62f8d37b5867481e591f57fcff99db30c7189","first_computed_at":"2026-05-18T01:20:59.830824Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:20:59.830824Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"EAx5Scu3q5pLufHXg5fPP9SOMADcFagbiiL6cquF3IQT3ZMt7W8KW3eQRfsjmC3x8ze7ri3pZtRRGc5evncvBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:20:59.831289Z","signed_message":"canonical_sha256_bytes"},"source_id":"1602.03482","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:63a85dc2f08c805239f97af477f24faae98379defb3aa8ae97810f81532f3ab8","sha256:373f59cf38dc53709894ec9238db5ccdd37c891660f46cc2f109b7102848818d"],"state_sha256":"b45acdd3d878d578ab47a340e5350f6ed158f901c391e5b7f2520f9d24210558"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S3BTwGvySDr5pm7egwfmmcR2F1IvDVUovbAtnRrgt03NpAGgrVhm7Af6leHPee35WxgtUoc4f+5CMFakO8THAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-18T23:12:28.400580Z","bundle_sha256":"092b78bf3cac10ec290c074cc71d60b09552c0f822a17c5d0958c07f0e2e822d"}}