{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:JMTLG2XQ75HTXDPPTFFEDGOJSV","short_pith_number":"pith:JMTLG2XQ","canonical_record":{"source":{"id":"1703.05182","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2017-03-15T14:38:34Z","cross_cats_sorted":[],"title_canon_sha256":"83b144c6249f4142598d1d9038781aa9264fbf28a3336961261417fa6cf71d9d","abstract_canon_sha256":"e45c748882b6355e2d2bd3c8bb94568c0bbf0857189376fce3cf25442816a4ab"},"schema_version":"1.0"},"canonical_sha256":"4b26b36af0ff4f3b8def994a4199c9957126ae3f565c556a873a82a869b2e716","source":{"kind":"arxiv","id":"1703.05182","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.05182","created_at":"2026-05-18T00:39:36Z"},{"alias_kind":"arxiv_version","alias_value":"1703.05182v1","created_at":"2026-05-18T00:39:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.05182","created_at":"2026-05-18T00:39:36Z"},{"alias_kind":"pith_short_12","alias_value":"JMTLG2XQ75HT","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_16","alias_value":"JMTLG2XQ75HTXDPP","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_8","alias_value":"JMTLG2XQ","created_at":"2026-05-18T12:31:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:JMTLG2XQ75HTXDPPTFFEDGOJSV","target":"record","payload":{"canonical_record":{"source":{"id":"1703.05182","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2017-03-15T14:38:34Z","cross_cats_sorted":[],"title_canon_sha256":"83b144c6249f4142598d1d9038781aa9264fbf28a3336961261417fa6cf71d9d","abstract_canon_sha256":"e45c748882b6355e2d2bd3c8bb94568c0bbf0857189376fce3cf25442816a4ab"},"schema_version":"1.0"},"canonical_sha256":"4b26b36af0ff4f3b8def994a4199c9957126ae3f565c556a873a82a869b2e716","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:39:36.433048Z","signature_b64":"ktnT6Y8wurJoMR99OhdJ5YZD1d9lbH2c5RXISKlsZOx67oK5atdcJamZUEJvCyBHxM7Ky2xVg+okh1ZRrWgpBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4b26b36af0ff4f3b8def994a4199c9957126ae3f565c556a873a82a869b2e716","last_reissued_at":"2026-05-18T00:39:36.432484Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:39:36.432484Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1703.05182","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":"2026-05-18T00:39:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aP/VTRc+ZiipZ9F1GFVA5YUSYo3BREt/2/IC2Yvf4d8MV7c0OHsCVNjDrKamT1gSuWSuqjhc3ATnGoombx7pDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T02:53:20.696238Z"},"content_sha256":"0ca880b8aec6cb8f5e5c8ad5c4fb98c13375416af3345edc64c8b8f5847033c2","schema_version":"1.0","event_id":"sha256:0ca880b8aec6cb8f5e5c8ad5c4fb98c13375416af3345edc64c8b8f5847033c2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:JMTLG2XQ75HTXDPPTFFEDGOJSV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Perturbing microwave beams by plasma density fluctuations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"Alf K\\\"ohn, Eberhard Holzhauer, Jarrod Leddy, Matthew B. Thomas, Roddy G. L. Vann","submitted_at":"2017-03-15T14:38:34Z","abstract_excerpt":"The propagation of microwaves across a turbulent plasma density layer is investigated with full-wave simulations. To properly represent a fusion edge-plasma, drift-wave turbulence is considered based on the Hasegawa-Wakatani model. Scattering and broadening of a microwave beam whose amplitude distribution is of Gaussian shape is studied in detail as a function of certain turbulence properties. Parameters leading to the strongest deterioration of the microwave beam are identified and implications for existing experiments are given."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.05182","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":"2026-05-18T00:39:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6ZQjwcyKBIX3dKNqwAmS1LX7KlKXLcVTRvPVZYIhmDoIa1dZLbgElyOIFxRL+crd9WZfbXsv5CEa8hwX3dphCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T02:53:20.696883Z"},"content_sha256":"819746d336615bb4e604173d53a59fc11073e32fe5434d25415a28faaf501560","schema_version":"1.0","event_id":"sha256:819746d336615bb4e604173d53a59fc11073e32fe5434d25415a28faaf501560"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JMTLG2XQ75HTXDPPTFFEDGOJSV/bundle.json","state_url":"https://pith.science/pith/JMTLG2XQ75HTXDPPTFFEDGOJSV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JMTLG2XQ75HTXDPPTFFEDGOJSV/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":"2026-05-31T02:53:20Z","links":{"resolver":"https://pith.science/pith/JMTLG2XQ75HTXDPPTFFEDGOJSV","bundle":"https://pith.science/pith/JMTLG2XQ75HTXDPPTFFEDGOJSV/bundle.json","state":"https://pith.science/pith/JMTLG2XQ75HTXDPPTFFEDGOJSV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JMTLG2XQ75HTXDPPTFFEDGOJSV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:JMTLG2XQ75HTXDPPTFFEDGOJSV","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":"e45c748882b6355e2d2bd3c8bb94568c0bbf0857189376fce3cf25442816a4ab","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2017-03-15T14:38:34Z","title_canon_sha256":"83b144c6249f4142598d1d9038781aa9264fbf28a3336961261417fa6cf71d9d"},"schema_version":"1.0","source":{"id":"1703.05182","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.05182","created_at":"2026-05-18T00:39:36Z"},{"alias_kind":"arxiv_version","alias_value":"1703.05182v1","created_at":"2026-05-18T00:39:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.05182","created_at":"2026-05-18T00:39:36Z"},{"alias_kind":"pith_short_12","alias_value":"JMTLG2XQ75HT","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_16","alias_value":"JMTLG2XQ75HTXDPP","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_8","alias_value":"JMTLG2XQ","created_at":"2026-05-18T12:31:24Z"}],"graph_snapshots":[{"event_id":"sha256:819746d336615bb4e604173d53a59fc11073e32fe5434d25415a28faaf501560","target":"graph","created_at":"2026-05-18T00:39:36Z","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 propagation of microwaves across a turbulent plasma density layer is investigated with full-wave simulations. To properly represent a fusion edge-plasma, drift-wave turbulence is considered based on the Hasegawa-Wakatani model. Scattering and broadening of a microwave beam whose amplitude distribution is of Gaussian shape is studied in detail as a function of certain turbulence properties. Parameters leading to the strongest deterioration of the microwave beam are identified and implications for existing experiments are given.","authors_text":"Alf K\\\"ohn, Eberhard Holzhauer, Jarrod Leddy, Matthew B. Thomas, Roddy G. L. Vann","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2017-03-15T14:38:34Z","title":"Perturbing microwave beams by plasma density fluctuations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.05182","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":"sha256:0ca880b8aec6cb8f5e5c8ad5c4fb98c13375416af3345edc64c8b8f5847033c2","target":"record","created_at":"2026-05-18T00:39:36Z","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":"e45c748882b6355e2d2bd3c8bb94568c0bbf0857189376fce3cf25442816a4ab","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2017-03-15T14:38:34Z","title_canon_sha256":"83b144c6249f4142598d1d9038781aa9264fbf28a3336961261417fa6cf71d9d"},"schema_version":"1.0","source":{"id":"1703.05182","kind":"arxiv","version":1}},"canonical_sha256":"4b26b36af0ff4f3b8def994a4199c9957126ae3f565c556a873a82a869b2e716","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4b26b36af0ff4f3b8def994a4199c9957126ae3f565c556a873a82a869b2e716","first_computed_at":"2026-05-18T00:39:36.432484Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:39:36.432484Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ktnT6Y8wurJoMR99OhdJ5YZD1d9lbH2c5RXISKlsZOx67oK5atdcJamZUEJvCyBHxM7Ky2xVg+okh1ZRrWgpBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:39:36.433048Z","signed_message":"canonical_sha256_bytes"},"source_id":"1703.05182","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0ca880b8aec6cb8f5e5c8ad5c4fb98c13375416af3345edc64c8b8f5847033c2","sha256:819746d336615bb4e604173d53a59fc11073e32fe5434d25415a28faaf501560"],"state_sha256":"84b982b179bd808625cdb5e1318e711625ede0458001ef7369115586d6b92cf7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IkXIv7NdH+P5SoFhLYGnn1mBLc/gEnRl0isKkHEPRnI0bCXUBIYM7HKCRce/Kwk/tKKYQL7MmOq29Lxsmh/QCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T02:53:20.700180Z","bundle_sha256":"42e0e13a2e664a71d1019e447f8bad2ab885705fa68e46a2acd3cd95344c1e12"}}