{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:2WQEDIV6FDFSO6URNA2ER5I4EO","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":"16babef607a74f961ae6f4ec6035803a880cc06f52189b722e34d94ed2baafb3","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-04-27T18:00:04Z","title_canon_sha256":"d0fa2144683bc306db78043d1ff757b2e5d3db8d9623d294fb9d92357b0bed26"},"schema_version":"1.0","source":{"id":"1704.08696","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1704.08696","created_at":"2026-05-18T00:35:33Z"},{"alias_kind":"arxiv_version","alias_value":"1704.08696v2","created_at":"2026-05-18T00:35:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.08696","created_at":"2026-05-18T00:35:33Z"},{"alias_kind":"pith_short_12","alias_value":"2WQEDIV6FDFS","created_at":"2026-05-18T12:30:55Z"},{"alias_kind":"pith_short_16","alias_value":"2WQEDIV6FDFSO6UR","created_at":"2026-05-18T12:30:55Z"},{"alias_kind":"pith_short_8","alias_value":"2WQEDIV6","created_at":"2026-05-18T12:30:55Z"}],"graph_snapshots":[{"event_id":"sha256:4a0518836e8193fbf47f9929684f56a47bf0aef22b4ce1cf69f1467ece8a5c80","target":"graph","created_at":"2026-05-18T00:35:33Z","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":"Early observations of supernovae (SNe) indicate that enhanced mass loss and pre-SN outbursts may occur in progenitors of many types of SNe. We investigate the role of energy transport via waves driven by vigorous convection during late-stage nuclear burning of otherwise typical $15 \\, M_\\odot$ red supergiant SNe progenitors. Using MESA stellar evolution models including 1D hydrodynamics, we find that waves carry $\\sim \\! 10^7 \\, L_\\odot$ of power from the core to the envelope during core neon/oxygen burning in the final years before core collapse. The waves damp via shocks and radiative diffus","authors_text":"Jim Fuller","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-04-27T18:00:04Z","title":"Pre-Supernova Outbursts via Wave Heating in Massive Stars I: Red Supergiants"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.08696","kind":"arxiv","version":2},"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:bc514270572218f03b4c3da8d425558ca964794349bc03b5c0a3da675a197c2d","target":"record","created_at":"2026-05-18T00:35:33Z","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":"16babef607a74f961ae6f4ec6035803a880cc06f52189b722e34d94ed2baafb3","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-04-27T18:00:04Z","title_canon_sha256":"d0fa2144683bc306db78043d1ff757b2e5d3db8d9623d294fb9d92357b0bed26"},"schema_version":"1.0","source":{"id":"1704.08696","kind":"arxiv","version":2}},"canonical_sha256":"d5a041a2be28cb277a91683448f51c23878615c239062ae28d290e9f73a6a745","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d5a041a2be28cb277a91683448f51c23878615c239062ae28d290e9f73a6a745","first_computed_at":"2026-05-18T00:35:33.790487Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:35:33.790487Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"x8triT1vHBEzW2DXIJ2RcbfSst6ia9ax1kAHy3GqeK3KKs5NtU1pfhDBxRr4+c/kL+ZSI3GKUiBupsxnqvs8Dw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:35:33.791633Z","signed_message":"canonical_sha256_bytes"},"source_id":"1704.08696","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bc514270572218f03b4c3da8d425558ca964794349bc03b5c0a3da675a197c2d","sha256:4a0518836e8193fbf47f9929684f56a47bf0aef22b4ce1cf69f1467ece8a5c80"],"state_sha256":"4eab44ed257e42ccdc4aaa988dabde36eac177a6f896dfa05bca0600f9ac9226"}