{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:OTRS4BVBK4IZL4WNUTJ6RCGD4L","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":"9d3ca9be97cb3c490a2b8a2be832de4155fc34ab9d0945a78079f411bf404870","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-03-29T09:24:19Z","title_canon_sha256":"17e6e545c890309c89dc0a532f735afb48bb98e64c53007766262b398e18d7b3"},"schema_version":"1.0","source":{"id":"1903.12412","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.12412","created_at":"2026-05-17T23:49:54Z"},{"alias_kind":"arxiv_version","alias_value":"1903.12412v1","created_at":"2026-05-17T23:49:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.12412","created_at":"2026-05-17T23:49:54Z"},{"alias_kind":"pith_short_12","alias_value":"OTRS4BVBK4IZ","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_16","alias_value":"OTRS4BVBK4IZL4WN","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_8","alias_value":"OTRS4BVB","created_at":"2026-05-18T12:33:24Z"}],"graph_snapshots":[{"event_id":"sha256:bb3a79403136af167797704ce4d7235bbd4e8628a9b7499706fa865394477841","target":"graph","created_at":"2026-05-17T23:49:54Z","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":"We describe the discovery of a new kind of radio transient, which we call \"early-riser bursts\" or ERBs. We found this new class of source by considering traditional radio searches, but extending into the complex plane of dispersion measure. ERBs have the remarkable property of appearing before they are searched for. We provide suggestions for the most likely origin of this new astronomical phenomenon.","authors_text":"Ali Frolop, Douglas Scott","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-03-29T09:24:19Z","title":"A new kind of radio transient: ERBs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.12412","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":"sha256:250dadf2cfaf10e45030e65bdcb80b8b50880f5f0d8c7e76b0ce7f8b8aa71b21","target":"record","created_at":"2026-05-17T23:49:54Z","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":"9d3ca9be97cb3c490a2b8a2be832de4155fc34ab9d0945a78079f411bf404870","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-03-29T09:24:19Z","title_canon_sha256":"17e6e545c890309c89dc0a532f735afb48bb98e64c53007766262b398e18d7b3"},"schema_version":"1.0","source":{"id":"1903.12412","kind":"arxiv","version":1}},"canonical_sha256":"74e32e06a1571195f2cda4d3e888c3e2e0ab3b9e1b580b95e3b06b631dd93fb6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"74e32e06a1571195f2cda4d3e888c3e2e0ab3b9e1b580b95e3b06b631dd93fb6","first_computed_at":"2026-05-17T23:49:54.109379Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:49:54.109379Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RDlXKNA6JKbKRpt7ezbQE3X5q1xG27dpHbuB9U4ZP6KKrxfCTJEvsVgVF0JPPktrvz6xCQnfC8PIe0pGztxIDA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:49:54.109964Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.12412","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:250dadf2cfaf10e45030e65bdcb80b8b50880f5f0d8c7e76b0ce7f8b8aa71b21","sha256:bb3a79403136af167797704ce4d7235bbd4e8628a9b7499706fa865394477841"],"state_sha256":"7f3630e811918a00652c1b354f4831af5caf673c840e549c930c29607c749aea"}