{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:P3CMM3ZKLI4XZCSZYO7XDASGJH","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":"ae4ace0d9b011046743a870144ce6faad80c99460ba81992fff831c80a22a09f","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2007-07-19T19:16:54Z","title_canon_sha256":"c3699e279872b69fa6cd65a3ccc319cd28216b4969fee8a2f86e2225f97fdd42"},"schema_version":"1.0","source":{"id":"0707.2953","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0707.2953","created_at":"2026-07-04T15:44:28Z"},{"alias_kind":"arxiv_version","alias_value":"0707.2953v1","created_at":"2026-07-04T15:44:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0707.2953","created_at":"2026-07-04T15:44:28Z"},{"alias_kind":"pith_short_12","alias_value":"P3CMM3ZKLI4X","created_at":"2026-07-04T15:44:28Z"},{"alias_kind":"pith_short_16","alias_value":"P3CMM3ZKLI4XZCSZ","created_at":"2026-07-04T15:44:28Z"},{"alias_kind":"pith_short_8","alias_value":"P3CMM3ZK","created_at":"2026-07-04T15:44:28Z"}],"graph_snapshots":[{"event_id":"sha256:9976d2d6c93562b00645990972a98ad6bf0ebdb4b6f64b4b7dfde2ef4f42027e","target":"graph","created_at":"2026-07-04T15:44:28Z","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/0707.2953/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We discuss our radio (Australia Telescope Compact Array and Australian Long Baseline Array) and X-ray (XMM-Newton) monitoring observations of the unusual ultraluminous supernova SN 1978K in NGC 1313 at ~25 years after the explosion. SN 1978K is a rare example of a Type IIn supernova that has remained bright enough to have long-term X-ray and radio observations. The observations probe the dense medium that was ejected by the progenitor star prior to its explosion; the star might have been a Luminous Blue Variable. The radio imaging shows that the source remains compact, but it may be marginally","authors_text":"A. Stacy, E. P. Liang, I. A. Smith, M. Boettcher, M. Pakull, S. D. Ryder, S. J. Tingay","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2007-07-19T19:16:54Z","title":"Multiwavelength Monitoring of the Unusual Ultraluminous Supernova SN 1978K in NGC 1313 and the Search for an Associated Gamma-Ray Burst"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0707.2953","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:ab6e42ef75cf76cabcea3785ca6ea7a82b89c5f1e524dac008b170ce19a0acbc","target":"record","created_at":"2026-07-04T15:44:28Z","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":"ae4ace0d9b011046743a870144ce6faad80c99460ba81992fff831c80a22a09f","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2007-07-19T19:16:54Z","title_canon_sha256":"c3699e279872b69fa6cd65a3ccc319cd28216b4969fee8a2f86e2225f97fdd42"},"schema_version":"1.0","source":{"id":"0707.2953","kind":"arxiv","version":1}},"canonical_sha256":"7ec4c66f2a5a397c8a59c3bf71824649da49d16a800459b0343ae6e46477137e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7ec4c66f2a5a397c8a59c3bf71824649da49d16a800459b0343ae6e46477137e","first_computed_at":"2026-07-04T15:44:28.909573Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:44:28.909573Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fnuq7FnwvmlFQY4l9biFMccsMI++kbns8H8hyURqC/9gSoslWwyivkHyown6tLTkKZ3OLeLgH+PhKfhYhqRlAg==","signature_status":"signed_v1","signed_at":"2026-07-04T15:44:28.909957Z","signed_message":"canonical_sha256_bytes"},"source_id":"0707.2953","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ab6e42ef75cf76cabcea3785ca6ea7a82b89c5f1e524dac008b170ce19a0acbc","sha256:9976d2d6c93562b00645990972a98ad6bf0ebdb4b6f64b4b7dfde2ef4f42027e"],"state_sha256":"945366d444ab78c769a4fbb7745758efbf9302d83418c58d9bf4e0b6f5effb60"}