{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:4BQORQJFTWR6VBBSP6NE2S45GO","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":"8879e8fcae111e66f1ea23e6408d62c4159fdb77f8dc2545f7a1f439fe80877f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-08-15T10:57:24Z","title_canon_sha256":"69cf87a42b19d80ed39461061fddd4cbfadc36b69a5d6d4a0b35e052dc6edb78"},"schema_version":"1.0","source":{"id":"1608.04232","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.04232","created_at":"2026-05-18T01:01:53Z"},{"alias_kind":"arxiv_version","alias_value":"1608.04232v1","created_at":"2026-05-18T01:01:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.04232","created_at":"2026-05-18T01:01:53Z"},{"alias_kind":"pith_short_12","alias_value":"4BQORQJFTWR6","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_16","alias_value":"4BQORQJFTWR6VBBS","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_8","alias_value":"4BQORQJF","created_at":"2026-05-18T12:29:58Z"}],"graph_snapshots":[{"event_id":"sha256:d8ee762d040f98e29e832aec3e37d14366dc40da1aba021cec7cab199dffb60e","target":"graph","created_at":"2026-05-18T01:01:53Z","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"},"paper":{"abstract_excerpt":"Radio emission observations from the Learmonth and Bruny Island radio spectrographs are analysed to determine the nature of a train of discrete, periodic radio \\lq sparks\\rq (finite-bandwidth, short-duration isolated radio features) which precede a type II burst. We analyse extreme ultraviolet (EUV) imaging from SDO/AIA at multiple wavelengths and identify a series of quasi-periodic rapidly-propagating enhancements, which we interpret as a fast wave train, and link these to the detected radio features. The speeds and positions of the periodic rapidly propagating fast waves and the coronal mass","authors_text":"C. R. Goddard, G. Nistic\\`o, I. V. Zimovets, S. M. White, V. M. Nakariakov","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-08-15T10:57:24Z","title":"Observation of quasi-periodic solar radio bursts associated with propagating fast-mode waves"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.04232","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":"sha256:14749fe6352859914b1cc27de7d33ad399fd93e1e485747d6c4200658c2c1b42","target":"record","created_at":"2026-05-18T01:01:53Z","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":"8879e8fcae111e66f1ea23e6408d62c4159fdb77f8dc2545f7a1f439fe80877f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-08-15T10:57:24Z","title_canon_sha256":"69cf87a42b19d80ed39461061fddd4cbfadc36b69a5d6d4a0b35e052dc6edb78"},"schema_version":"1.0","source":{"id":"1608.04232","kind":"arxiv","version":1}},"canonical_sha256":"e060e8c1259da3ea84327f9a4d4b9d33864f3b5156636bc88136c6dff1f58c8a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e060e8c1259da3ea84327f9a4d4b9d33864f3b5156636bc88136c6dff1f58c8a","first_computed_at":"2026-05-18T01:01:53.053544Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:01:53.053544Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qQdTAn+K8UJTScrKIPgnXZZ/PFWXb7S+oPvWF5jNC0Wq9yMw+MJO5YJjpU8jTmaVsAem12nghcIg7TKZV4s0AA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:01:53.054249Z","signed_message":"canonical_sha256_bytes"},"source_id":"1608.04232","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:14749fe6352859914b1cc27de7d33ad399fd93e1e485747d6c4200658c2c1b42","sha256:d8ee762d040f98e29e832aec3e37d14366dc40da1aba021cec7cab199dffb60e"],"state_sha256":"cf4ea45d6d9ab5f81c7aadd5f9e93646551d77aa737d9035dee2ea33c74efe74"}