{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:RMMNG2ABLT5S4DHAHHF4L7ICRX","short_pith_number":"pith:RMMNG2AB","canonical_record":{"source":{"id":"1101.2643","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-01-13T19:46:19Z","cross_cats_sorted":[],"title_canon_sha256":"6b2f01cc8209bf41d68d16063df8a3bdd00521636980761c446ae711c8a7d1f3","abstract_canon_sha256":"c40cf94d07a6dcacde4bb76b15abda6ddd2a65cffd94996f4a014214970b1e31"},"schema_version":"1.0"},"canonical_sha256":"8b18d368015cfb2e0ce039cbc5fd028df819cb67afa11f556cfd66c50b2b3516","source":{"kind":"arxiv","id":"1101.2643","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1101.2643","created_at":"2026-05-18T02:03:40Z"},{"alias_kind":"arxiv_version","alias_value":"1101.2643v2","created_at":"2026-05-18T02:03:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1101.2643","created_at":"2026-05-18T02:03:40Z"},{"alias_kind":"pith_short_12","alias_value":"RMMNG2ABLT5S","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_16","alias_value":"RMMNG2ABLT5S4DHA","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_8","alias_value":"RMMNG2AB","created_at":"2026-05-18T12:26:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:RMMNG2ABLT5S4DHAHHF4L7ICRX","target":"record","payload":{"canonical_record":{"source":{"id":"1101.2643","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-01-13T19:46:19Z","cross_cats_sorted":[],"title_canon_sha256":"6b2f01cc8209bf41d68d16063df8a3bdd00521636980761c446ae711c8a7d1f3","abstract_canon_sha256":"c40cf94d07a6dcacde4bb76b15abda6ddd2a65cffd94996f4a014214970b1e31"},"schema_version":"1.0"},"canonical_sha256":"8b18d368015cfb2e0ce039cbc5fd028df819cb67afa11f556cfd66c50b2b3516","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:03:40.271420Z","signature_b64":"Vk/2AGmWsW+Q8/WxpiWxgjliKkaW1bqIq4ByEPCzLxbuhfzDv+DY3vBJqwGnp95FZPd42yAZ4HFpyaJtzLtLDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8b18d368015cfb2e0ce039cbc5fd028df819cb67afa11f556cfd66c50b2b3516","last_reissued_at":"2026-05-18T02:03:40.270829Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:03:40.270829Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1101.2643","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:03:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"B6H4iejtAl1ja+xDYeqxRBM5ViIHbUkmti9wuA8ycc+wgCMDrXbsvI1mLUq8BEoKd3PYNHI2xXOvcOBp8IWsDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T00:27:23.572281Z"},"content_sha256":"f3cb99918b23eeae131fae2b754dbbb97e56d31dd160269495273b9097aa5f0b","schema_version":"1.0","event_id":"sha256:f3cb99918b23eeae131fae2b754dbbb97e56d31dd160269495273b9097aa5f0b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:RMMNG2ABLT5S4DHAHHF4L7ICRX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Why one-dimensional models fail in the diagnosis of average spectra from inhomogeneous stellar atmospheres","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Han Uitenbroek, Serena Criscuoli","submitted_at":"2011-01-13T19:46:19Z","abstract_excerpt":"We investigate the feasibility of representing a structured multi-dimensional stellar atmosphere with a single one-dimensional average stratification for the purpose of spectral diagnosis of the atmosphere's average spectrum. In particular we construct four different one-dimensional stratifications from a single snapshot of a magneto-hydrodynamic simulation of solar convection: one by averaging its properties over surfaces of constant height, and three different ones by averaging over surfaces of constant optical depth at 500 nm. Using these models we calculate continuum, and atomic and molecu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1101.2643","kind":"arxiv","version":2},"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":"2026-05-18T02:03:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QwfT8KUsoSJxTW5V0wkBZpaW0mArviynpxz3LONG6JTAh7sXgMMx60tAh/vd5//fHZ7yMPtBiJOczf6P03c/AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T00:27:23.572641Z"},"content_sha256":"ab693a04d11befe0f700a95a4b57923547824e9a8d4402855daa6bb5b6242159","schema_version":"1.0","event_id":"sha256:ab693a04d11befe0f700a95a4b57923547824e9a8d4402855daa6bb5b6242159"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RMMNG2ABLT5S4DHAHHF4L7ICRX/bundle.json","state_url":"https://pith.science/pith/RMMNG2ABLT5S4DHAHHF4L7ICRX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RMMNG2ABLT5S4DHAHHF4L7ICRX/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":"2026-06-12T00:27:23Z","links":{"resolver":"https://pith.science/pith/RMMNG2ABLT5S4DHAHHF4L7ICRX","bundle":"https://pith.science/pith/RMMNG2ABLT5S4DHAHHF4L7ICRX/bundle.json","state":"https://pith.science/pith/RMMNG2ABLT5S4DHAHHF4L7ICRX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RMMNG2ABLT5S4DHAHHF4L7ICRX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:RMMNG2ABLT5S4DHAHHF4L7ICRX","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":"c40cf94d07a6dcacde4bb76b15abda6ddd2a65cffd94996f4a014214970b1e31","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-01-13T19:46:19Z","title_canon_sha256":"6b2f01cc8209bf41d68d16063df8a3bdd00521636980761c446ae711c8a7d1f3"},"schema_version":"1.0","source":{"id":"1101.2643","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1101.2643","created_at":"2026-05-18T02:03:40Z"},{"alias_kind":"arxiv_version","alias_value":"1101.2643v2","created_at":"2026-05-18T02:03:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1101.2643","created_at":"2026-05-18T02:03:40Z"},{"alias_kind":"pith_short_12","alias_value":"RMMNG2ABLT5S","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_16","alias_value":"RMMNG2ABLT5S4DHA","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_8","alias_value":"RMMNG2AB","created_at":"2026-05-18T12:26:41Z"}],"graph_snapshots":[{"event_id":"sha256:ab693a04d11befe0f700a95a4b57923547824e9a8d4402855daa6bb5b6242159","target":"graph","created_at":"2026-05-18T02:03:40Z","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 investigate the feasibility of representing a structured multi-dimensional stellar atmosphere with a single one-dimensional average stratification for the purpose of spectral diagnosis of the atmosphere's average spectrum. In particular we construct four different one-dimensional stratifications from a single snapshot of a magneto-hydrodynamic simulation of solar convection: one by averaging its properties over surfaces of constant height, and three different ones by averaging over surfaces of constant optical depth at 500 nm. Using these models we calculate continuum, and atomic and molecu","authors_text":"Han Uitenbroek, Serena Criscuoli","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-01-13T19:46:19Z","title":"Why one-dimensional models fail in the diagnosis of average spectra from inhomogeneous stellar atmospheres"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1101.2643","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:f3cb99918b23eeae131fae2b754dbbb97e56d31dd160269495273b9097aa5f0b","target":"record","created_at":"2026-05-18T02:03:40Z","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":"c40cf94d07a6dcacde4bb76b15abda6ddd2a65cffd94996f4a014214970b1e31","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-01-13T19:46:19Z","title_canon_sha256":"6b2f01cc8209bf41d68d16063df8a3bdd00521636980761c446ae711c8a7d1f3"},"schema_version":"1.0","source":{"id":"1101.2643","kind":"arxiv","version":2}},"canonical_sha256":"8b18d368015cfb2e0ce039cbc5fd028df819cb67afa11f556cfd66c50b2b3516","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8b18d368015cfb2e0ce039cbc5fd028df819cb67afa11f556cfd66c50b2b3516","first_computed_at":"2026-05-18T02:03:40.270829Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:03:40.270829Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Vk/2AGmWsW+Q8/WxpiWxgjliKkaW1bqIq4ByEPCzLxbuhfzDv+DY3vBJqwGnp95FZPd42yAZ4HFpyaJtzLtLDw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:03:40.271420Z","signed_message":"canonical_sha256_bytes"},"source_id":"1101.2643","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f3cb99918b23eeae131fae2b754dbbb97e56d31dd160269495273b9097aa5f0b","sha256:ab693a04d11befe0f700a95a4b57923547824e9a8d4402855daa6bb5b6242159"],"state_sha256":"d7ab0c654d811bdece0ca9d4c02096346b5d729175816d3023eb84b06cd296c4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VU5FsMrRnB3xgu9F87f6NRk6fQr+rG5s05aL3tsbTD2bwwzDIWm/sHdMunvAt67MDYTCcxfvmTJwXnC9oHNhCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-12T00:27:23.574507Z","bundle_sha256":"5b2b49c9e8f6e06a978fe939a4f2f7e84c955bf07b7caa2b2de0ddbbc456f6f7"}}