{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:TNIWAFOYFSMH7H3BMAJ7SWVD35","short_pith_number":"pith:TNIWAFOY","canonical_record":{"source":{"id":"1806.08155","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-06-21T10:21:49Z","cross_cats_sorted":[],"title_canon_sha256":"69906eab8163b9a0ff4f8b72b5b592ad51fe8c6b1dad6beb9225463792f82b6a","abstract_canon_sha256":"2c5a61d43b89850bc1c8c52ee7c8d1fd0a5ef1103061e12225d100d4d6f38133"},"schema_version":"1.0"},"canonical_sha256":"9b516015d82c987f9f616013f95aa3df673ea1fbc7693067c7ccbbf9b044f1fb","source":{"kind":"arxiv","id":"1806.08155","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.08155","created_at":"2026-05-18T00:06:01Z"},{"alias_kind":"arxiv_version","alias_value":"1806.08155v1","created_at":"2026-05-18T00:06:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.08155","created_at":"2026-05-18T00:06:01Z"},{"alias_kind":"pith_short_12","alias_value":"TNIWAFOYFSMH","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_16","alias_value":"TNIWAFOYFSMH7H3B","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_8","alias_value":"TNIWAFOY","created_at":"2026-05-18T12:32:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:TNIWAFOYFSMH7H3BMAJ7SWVD35","target":"record","payload":{"canonical_record":{"source":{"id":"1806.08155","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-06-21T10:21:49Z","cross_cats_sorted":[],"title_canon_sha256":"69906eab8163b9a0ff4f8b72b5b592ad51fe8c6b1dad6beb9225463792f82b6a","abstract_canon_sha256":"2c5a61d43b89850bc1c8c52ee7c8d1fd0a5ef1103061e12225d100d4d6f38133"},"schema_version":"1.0"},"canonical_sha256":"9b516015d82c987f9f616013f95aa3df673ea1fbc7693067c7ccbbf9b044f1fb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:06:01.510103Z","signature_b64":"TaRJ99v8GbZwdoI5SojmCY1yLw4A5gWAZFGJkq71nhth5rf/o0aeeSwwnStaWniEN2OWfvGicOp8ixsXXrMPBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9b516015d82c987f9f616013f95aa3df673ea1fbc7693067c7ccbbf9b044f1fb","last_reissued_at":"2026-05-18T00:06:01.509731Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:06:01.509731Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1806.08155","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":"2026-05-18T00:06:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"REg0aQp62C8hWFfRqRvEGrRYblvj3sCJcC+mnAVwBmqhFUQjvZizlxzA4bnoqLenA4bn/pPUSN5QqFUr/XXyBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T14:55:26.922212Z"},"content_sha256":"645ab2a82aa1ac2adcb4f6c7846b19e592b9bd86514f2cdc506ded0aba87d5c9","schema_version":"1.0","event_id":"sha256:645ab2a82aa1ac2adcb4f6c7846b19e592b9bd86514f2cdc506ded0aba87d5c9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:TNIWAFOYFSMH7H3BMAJ7SWVD35","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"3D radiative transfer: Continuum and line scattering in non-spherical winds from OB stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"J. O. Sundqvist, J. Puls, L. Hennicker, N. D. Kee","submitted_at":"2018-06-21T10:21:49Z","abstract_excerpt":"Context: State of the art quantitative spectroscopy of OB-stars compares synthetic spectra (calculated by means of 1D, spherically symmetric computer codes) with observations. Certain stellar atmospheres, however, show strong deviations from spherical symmetry, and need to be treated in 3D. Aims: We present a newly developed 3D radiative transfer code, tailored to the solution of the radiation field in rapidly expanding stellar atmospheres. We apply our code to the continuum transfer in wind-ablation models, and to the UV resonance line formation in magnetic winds. Methods: We have used a 3D f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.08155","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":"2026-05-18T00:06:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kHlTZwd2O02zvMXGLAnfxmXjnUXR0c2zwtSuRQ2RSNw8jb/Ou+6b3i0DpHmHdnEEmEiawqAT6x8Fe0Z+GL4ECQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T14:55:26.922777Z"},"content_sha256":"e021fd45b875c7b18502a1fb7923f3338c541f692efc2b95192bd77d58d76c31","schema_version":"1.0","event_id":"sha256:e021fd45b875c7b18502a1fb7923f3338c541f692efc2b95192bd77d58d76c31"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TNIWAFOYFSMH7H3BMAJ7SWVD35/bundle.json","state_url":"https://pith.science/pith/TNIWAFOYFSMH7H3BMAJ7SWVD35/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TNIWAFOYFSMH7H3BMAJ7SWVD35/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":"2026-05-26T14:55:26Z","links":{"resolver":"https://pith.science/pith/TNIWAFOYFSMH7H3BMAJ7SWVD35","bundle":"https://pith.science/pith/TNIWAFOYFSMH7H3BMAJ7SWVD35/bundle.json","state":"https://pith.science/pith/TNIWAFOYFSMH7H3BMAJ7SWVD35/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TNIWAFOYFSMH7H3BMAJ7SWVD35/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:TNIWAFOYFSMH7H3BMAJ7SWVD35","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":"2c5a61d43b89850bc1c8c52ee7c8d1fd0a5ef1103061e12225d100d4d6f38133","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-06-21T10:21:49Z","title_canon_sha256":"69906eab8163b9a0ff4f8b72b5b592ad51fe8c6b1dad6beb9225463792f82b6a"},"schema_version":"1.0","source":{"id":"1806.08155","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.08155","created_at":"2026-05-18T00:06:01Z"},{"alias_kind":"arxiv_version","alias_value":"1806.08155v1","created_at":"2026-05-18T00:06:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.08155","created_at":"2026-05-18T00:06:01Z"},{"alias_kind":"pith_short_12","alias_value":"TNIWAFOYFSMH","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_16","alias_value":"TNIWAFOYFSMH7H3B","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_8","alias_value":"TNIWAFOY","created_at":"2026-05-18T12:32:53Z"}],"graph_snapshots":[{"event_id":"sha256:e021fd45b875c7b18502a1fb7923f3338c541f692efc2b95192bd77d58d76c31","target":"graph","created_at":"2026-05-18T00:06:01Z","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":"Context: State of the art quantitative spectroscopy of OB-stars compares synthetic spectra (calculated by means of 1D, spherically symmetric computer codes) with observations. Certain stellar atmospheres, however, show strong deviations from spherical symmetry, and need to be treated in 3D. Aims: We present a newly developed 3D radiative transfer code, tailored to the solution of the radiation field in rapidly expanding stellar atmospheres. We apply our code to the continuum transfer in wind-ablation models, and to the UV resonance line formation in magnetic winds. Methods: We have used a 3D f","authors_text":"J. O. Sundqvist, J. Puls, L. Hennicker, N. D. Kee","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-06-21T10:21:49Z","title":"3D radiative transfer: Continuum and line scattering in non-spherical winds from OB stars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.08155","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":"sha256:645ab2a82aa1ac2adcb4f6c7846b19e592b9bd86514f2cdc506ded0aba87d5c9","target":"record","created_at":"2026-05-18T00:06:01Z","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":"2c5a61d43b89850bc1c8c52ee7c8d1fd0a5ef1103061e12225d100d4d6f38133","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-06-21T10:21:49Z","title_canon_sha256":"69906eab8163b9a0ff4f8b72b5b592ad51fe8c6b1dad6beb9225463792f82b6a"},"schema_version":"1.0","source":{"id":"1806.08155","kind":"arxiv","version":1}},"canonical_sha256":"9b516015d82c987f9f616013f95aa3df673ea1fbc7693067c7ccbbf9b044f1fb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9b516015d82c987f9f616013f95aa3df673ea1fbc7693067c7ccbbf9b044f1fb","first_computed_at":"2026-05-18T00:06:01.509731Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:06:01.509731Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TaRJ99v8GbZwdoI5SojmCY1yLw4A5gWAZFGJkq71nhth5rf/o0aeeSwwnStaWniEN2OWfvGicOp8ixsXXrMPBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:06:01.510103Z","signed_message":"canonical_sha256_bytes"},"source_id":"1806.08155","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:645ab2a82aa1ac2adcb4f6c7846b19e592b9bd86514f2cdc506ded0aba87d5c9","sha256:e021fd45b875c7b18502a1fb7923f3338c541f692efc2b95192bd77d58d76c31"],"state_sha256":"95a91385848250f818baf1a35fda872c9cb05c27605b97def7b6de16c46325df"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QAr4WpbPQyPmhAOZR/2g7gm5b4wD9XZC9a0c9vGS7Bp6WtWof+iJRenKE9rlGFg8pBUOeG4EJjpZy8kTDFI3BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T14:55:26.926549Z","bundle_sha256":"74030b1339df6aa1d4aa893e226fc6908f2e85212bbbc7968e0e97778de554ca"}}