{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:X6OWR66BOCOM7SSWOB4TPXLTBJ","short_pith_number":"pith:X6OWR66B","canonical_record":{"source":{"id":"1704.01697","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-04-06T03:23:49Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"b65a62aeef9ee102004f654c15d088bf21cd3b5a58cb4a616833c1fd6a8811ea","abstract_canon_sha256":"30f1e85fef0602d1e01e38fd02bd9e3a2030f957fa4f9d7be58a413a95ec1da7"},"schema_version":"1.0"},"canonical_sha256":"bf9d68fbc1709ccfca56707937dd730a44f6f8b89764173d6d20e3a68248aab6","source":{"kind":"arxiv","id":"1704.01697","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1704.01697","created_at":"2026-05-18T00:34:51Z"},{"alias_kind":"arxiv_version","alias_value":"1704.01697v1","created_at":"2026-05-18T00:34:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.01697","created_at":"2026-05-18T00:34:51Z"},{"alias_kind":"pith_short_12","alias_value":"X6OWR66BOCOM","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_16","alias_value":"X6OWR66BOCOM7SSW","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_8","alias_value":"X6OWR66B","created_at":"2026-05-18T12:31:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:X6OWR66BOCOM7SSWOB4TPXLTBJ","target":"record","payload":{"canonical_record":{"source":{"id":"1704.01697","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-04-06T03:23:49Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"b65a62aeef9ee102004f654c15d088bf21cd3b5a58cb4a616833c1fd6a8811ea","abstract_canon_sha256":"30f1e85fef0602d1e01e38fd02bd9e3a2030f957fa4f9d7be58a413a95ec1da7"},"schema_version":"1.0"},"canonical_sha256":"bf9d68fbc1709ccfca56707937dd730a44f6f8b89764173d6d20e3a68248aab6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:34:51.358982Z","signature_b64":"itXYZ2t6UjVYfoOlsS5Y+IV81rZ1ozSNGSKDAMH+Os0MOX9gowK8dqG3BMJUinNhOhSghFvm2hVXegFKCtWKDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bf9d68fbc1709ccfca56707937dd730a44f6f8b89764173d6d20e3a68248aab6","last_reissued_at":"2026-05-18T00:34:51.358402Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:34:51.358402Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1704.01697","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":"2026-05-18T00:34:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DAzOtLIwIJwtSgoTYy22MmvMizyalBb2tZ7NpLpZ+GVc6pOW7OAB3iU0z9iP7ChF4oCJxSGp05zuKOc1TrakDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T18:04:41.665747Z"},"content_sha256":"95684f0871a2f14aa06cad0e04bd5f32e611d976001082330ec3dbb233341f0b","schema_version":"1.0","event_id":"sha256:95684f0871a2f14aa06cad0e04bd5f32e611d976001082330ec3dbb233341f0b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:X6OWR66BOCOM7SSWOB4TPXLTBJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Explosion of red-supergiant stars: influence of the atmospheric structure on shock breakout and the early-time supernova radiation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"D. John Hillier, Edouard Audit, Luc Dessart","submitted_at":"2017-04-06T03:23:49Z","abstract_excerpt":"Early-time observations of the Type II supernovae (SNe) 2013cu and 2013fs have revealed an interaction of ejecta with material near the star surface. Unlike the Type IIn SN2010jl, which interacts with a dense wind for ~1yr, the interaction ebbs after 2-3d, suggesting a dense and compact circumstellar envelope. Here, we use multi-group radiation-hydrodynamics and non-local-thermodynamic-equilibrium radiative transfer to explore the properties of red supergiant (RSG) star explosions embedded in a variety of dense envelopes. We consider the cases of an extended static atmosphere or a steady-state"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.01697","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":"2026-05-18T00:34:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xWrowceikfnk5TOMEsxU8r6vROsSQJM5R0bLTkprs35LmTAFpdLPf8uE7YVxPb8lKrmjmof7xsFh3Bod0YsjBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T18:04:41.666098Z"},"content_sha256":"ecb958a54b2d2fe921e2f4315b4a30d1d51e7bd7d412d23bc51f3c9d1d39c554","schema_version":"1.0","event_id":"sha256:ecb958a54b2d2fe921e2f4315b4a30d1d51e7bd7d412d23bc51f3c9d1d39c554"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/X6OWR66BOCOM7SSWOB4TPXLTBJ/bundle.json","state_url":"https://pith.science/pith/X6OWR66BOCOM7SSWOB4TPXLTBJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/X6OWR66BOCOM7SSWOB4TPXLTBJ/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":"2026-05-20T18:04:41Z","links":{"resolver":"https://pith.science/pith/X6OWR66BOCOM7SSWOB4TPXLTBJ","bundle":"https://pith.science/pith/X6OWR66BOCOM7SSWOB4TPXLTBJ/bundle.json","state":"https://pith.science/pith/X6OWR66BOCOM7SSWOB4TPXLTBJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/X6OWR66BOCOM7SSWOB4TPXLTBJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:X6OWR66BOCOM7SSWOB4TPXLTBJ","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":"30f1e85fef0602d1e01e38fd02bd9e3a2030f957fa4f9d7be58a413a95ec1da7","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-04-06T03:23:49Z","title_canon_sha256":"b65a62aeef9ee102004f654c15d088bf21cd3b5a58cb4a616833c1fd6a8811ea"},"schema_version":"1.0","source":{"id":"1704.01697","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1704.01697","created_at":"2026-05-18T00:34:51Z"},{"alias_kind":"arxiv_version","alias_value":"1704.01697v1","created_at":"2026-05-18T00:34:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.01697","created_at":"2026-05-18T00:34:51Z"},{"alias_kind":"pith_short_12","alias_value":"X6OWR66BOCOM","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_16","alias_value":"X6OWR66BOCOM7SSW","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_8","alias_value":"X6OWR66B","created_at":"2026-05-18T12:31:53Z"}],"graph_snapshots":[{"event_id":"sha256:ecb958a54b2d2fe921e2f4315b4a30d1d51e7bd7d412d23bc51f3c9d1d39c554","target":"graph","created_at":"2026-05-18T00:34:51Z","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-time observations of the Type II supernovae (SNe) 2013cu and 2013fs have revealed an interaction of ejecta with material near the star surface. Unlike the Type IIn SN2010jl, which interacts with a dense wind for ~1yr, the interaction ebbs after 2-3d, suggesting a dense and compact circumstellar envelope. Here, we use multi-group radiation-hydrodynamics and non-local-thermodynamic-equilibrium radiative transfer to explore the properties of red supergiant (RSG) star explosions embedded in a variety of dense envelopes. We consider the cases of an extended static atmosphere or a steady-state","authors_text":"D. John Hillier, Edouard Audit, Luc Dessart","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-04-06T03:23:49Z","title":"Explosion of red-supergiant stars: influence of the atmospheric structure on shock breakout and the early-time supernova radiation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.01697","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":"sha256:95684f0871a2f14aa06cad0e04bd5f32e611d976001082330ec3dbb233341f0b","target":"record","created_at":"2026-05-18T00:34:51Z","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":"30f1e85fef0602d1e01e38fd02bd9e3a2030f957fa4f9d7be58a413a95ec1da7","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-04-06T03:23:49Z","title_canon_sha256":"b65a62aeef9ee102004f654c15d088bf21cd3b5a58cb4a616833c1fd6a8811ea"},"schema_version":"1.0","source":{"id":"1704.01697","kind":"arxiv","version":1}},"canonical_sha256":"bf9d68fbc1709ccfca56707937dd730a44f6f8b89764173d6d20e3a68248aab6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bf9d68fbc1709ccfca56707937dd730a44f6f8b89764173d6d20e3a68248aab6","first_computed_at":"2026-05-18T00:34:51.358402Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:34:51.358402Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"itXYZ2t6UjVYfoOlsS5Y+IV81rZ1ozSNGSKDAMH+Os0MOX9gowK8dqG3BMJUinNhOhSghFvm2hVXegFKCtWKDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:34:51.358982Z","signed_message":"canonical_sha256_bytes"},"source_id":"1704.01697","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:95684f0871a2f14aa06cad0e04bd5f32e611d976001082330ec3dbb233341f0b","sha256:ecb958a54b2d2fe921e2f4315b4a30d1d51e7bd7d412d23bc51f3c9d1d39c554"],"state_sha256":"5a182eae8f9be273a768cad590d340aa739b2a125aa3ae616c8ac197c5ee2a2c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Zwt4NDIp42lhh2ICqKmcCptcXohHO3+0RJGyusQvCgcnMkDqUn172vPX8kdC/V4PQB6TjMEG903AhRyF4xzJCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-20T18:04:41.668137Z","bundle_sha256":"b5815503033204a0a7f00ea78e5ac9b95c0982f515cf8eed821f18780a785f34"}}