{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:YI7J7WUYHUOZ4C3NTBYYC2FGTO","short_pith_number":"pith:YI7J7WUY","canonical_record":{"source":{"id":"1009.5616","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-09-28T16:08:51Z","cross_cats_sorted":[],"title_canon_sha256":"37af2525997929a51dd4b2efef7cc0518a9e3fec4747bc197815fe5b9d91875c","abstract_canon_sha256":"1b9791cac5541d51d0813897ff294a6a719d9c1030d94dcf6cdcc884cb557f4c"},"schema_version":"1.0"},"canonical_sha256":"c23e9fda983d1d9e0b6d98718168a69bbf28a62a6bc1fc2c4f920e1aeae63cef","source":{"kind":"arxiv","id":"1009.5616","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.5616","created_at":"2026-05-18T02:05:16Z"},{"alias_kind":"arxiv_version","alias_value":"1009.5616v1","created_at":"2026-05-18T02:05:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.5616","created_at":"2026-05-18T02:05:16Z"},{"alias_kind":"pith_short_12","alias_value":"YI7J7WUYHUOZ","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_16","alias_value":"YI7J7WUYHUOZ4C3N","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_8","alias_value":"YI7J7WUY","created_at":"2026-05-18T12:26:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:YI7J7WUYHUOZ4C3NTBYYC2FGTO","target":"record","payload":{"canonical_record":{"source":{"id":"1009.5616","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-09-28T16:08:51Z","cross_cats_sorted":[],"title_canon_sha256":"37af2525997929a51dd4b2efef7cc0518a9e3fec4747bc197815fe5b9d91875c","abstract_canon_sha256":"1b9791cac5541d51d0813897ff294a6a719d9c1030d94dcf6cdcc884cb557f4c"},"schema_version":"1.0"},"canonical_sha256":"c23e9fda983d1d9e0b6d98718168a69bbf28a62a6bc1fc2c4f920e1aeae63cef","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:05:16.039495Z","signature_b64":"Cz05rN2R5qgQ58CaJ+EQdoLsbnDpf88MfKyZqXZULX8TvXK76dO5ftwkLtJ9dS+jIhoPwH74cRJd3G/NTXaRCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c23e9fda983d1d9e0b6d98718168a69bbf28a62a6bc1fc2c4f920e1aeae63cef","last_reissued_at":"2026-05-18T02:05:16.038550Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:05:16.038550Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1009.5616","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":"2026-05-18T02:05:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"37j1b/7lM4kHkZ67KiQgje2uJX3D4Dt1IeOXHZXrfMF1TejLXQgnOxYVzDMD99j7YIk0BAm0NpANcwvmfC/pBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T11:45:45.173459Z"},"content_sha256":"213329fa4363dd81b51f142a556d343d56cd6cbf3393879bd51009d832294f90","schema_version":"1.0","event_id":"sha256:213329fa4363dd81b51f142a556d343d56cd6cbf3393879bd51009d832294f90"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:YI7J7WUYHUOZ4C3NTBYYC2FGTO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Fast ray-tracing algorithm for circumstellar structures (FRACS) I. Algorithm description and parameter-space study for mid-IR interferometry of B[e] stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Armando Domiciano De Souza (FIZEAU), Gilles Niccolini (FIZEAU), Philippe Bendjoya (FIZEAU)","submitted_at":"2010-09-28T16:08:51Z","abstract_excerpt":"The physical interpretation of spectro-interferometric data is strongly model-dependent. On one hand, models involving elaborate radiative transfer solvers are too time consuming in general to perform an automatic fitting procedure and derive astrophysical quantities and their related errors. On the other hand, using simple geometrical models does not give sufficient insights into the physics of the object. We propose to stand in between these two extreme approaches by using a physical but still simple parameterised model for the object under consideration. Based on this philosophy, we develop"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.5616","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":"2026-05-18T02:05:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lKuxUskD7B/EfwGmIqSgRJOB3RABthLfjEL8retuW+beslE57B5K7+w6fxa8tsrrO0PSAOPQgEHfrgCC3dPUCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T11:45:45.173866Z"},"content_sha256":"41aca811d1945db74252d2dcd8b280554e28cf47d184831ba0c45c0660f4f33b","schema_version":"1.0","event_id":"sha256:41aca811d1945db74252d2dcd8b280554e28cf47d184831ba0c45c0660f4f33b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YI7J7WUYHUOZ4C3NTBYYC2FGTO/bundle.json","state_url":"https://pith.science/pith/YI7J7WUYHUOZ4C3NTBYYC2FGTO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YI7J7WUYHUOZ4C3NTBYYC2FGTO/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":"2026-05-28T11:45:45Z","links":{"resolver":"https://pith.science/pith/YI7J7WUYHUOZ4C3NTBYYC2FGTO","bundle":"https://pith.science/pith/YI7J7WUYHUOZ4C3NTBYYC2FGTO/bundle.json","state":"https://pith.science/pith/YI7J7WUYHUOZ4C3NTBYYC2FGTO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YI7J7WUYHUOZ4C3NTBYYC2FGTO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:YI7J7WUYHUOZ4C3NTBYYC2FGTO","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":"1b9791cac5541d51d0813897ff294a6a719d9c1030d94dcf6cdcc884cb557f4c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-09-28T16:08:51Z","title_canon_sha256":"37af2525997929a51dd4b2efef7cc0518a9e3fec4747bc197815fe5b9d91875c"},"schema_version":"1.0","source":{"id":"1009.5616","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.5616","created_at":"2026-05-18T02:05:16Z"},{"alias_kind":"arxiv_version","alias_value":"1009.5616v1","created_at":"2026-05-18T02:05:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.5616","created_at":"2026-05-18T02:05:16Z"},{"alias_kind":"pith_short_12","alias_value":"YI7J7WUYHUOZ","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_16","alias_value":"YI7J7WUYHUOZ4C3N","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_8","alias_value":"YI7J7WUY","created_at":"2026-05-18T12:26:17Z"}],"graph_snapshots":[{"event_id":"sha256:41aca811d1945db74252d2dcd8b280554e28cf47d184831ba0c45c0660f4f33b","target":"graph","created_at":"2026-05-18T02:05:16Z","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":"The physical interpretation of spectro-interferometric data is strongly model-dependent. On one hand, models involving elaborate radiative transfer solvers are too time consuming in general to perform an automatic fitting procedure and derive astrophysical quantities and their related errors. On the other hand, using simple geometrical models does not give sufficient insights into the physics of the object. We propose to stand in between these two extreme approaches by using a physical but still simple parameterised model for the object under consideration. Based on this philosophy, we develop","authors_text":"Armando Domiciano De Souza (FIZEAU), Gilles Niccolini (FIZEAU), Philippe Bendjoya (FIZEAU)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-09-28T16:08:51Z","title":"Fast ray-tracing algorithm for circumstellar structures (FRACS) I. Algorithm description and parameter-space study for mid-IR interferometry of B[e] stars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.5616","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":"sha256:213329fa4363dd81b51f142a556d343d56cd6cbf3393879bd51009d832294f90","target":"record","created_at":"2026-05-18T02:05:16Z","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":"1b9791cac5541d51d0813897ff294a6a719d9c1030d94dcf6cdcc884cb557f4c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-09-28T16:08:51Z","title_canon_sha256":"37af2525997929a51dd4b2efef7cc0518a9e3fec4747bc197815fe5b9d91875c"},"schema_version":"1.0","source":{"id":"1009.5616","kind":"arxiv","version":1}},"canonical_sha256":"c23e9fda983d1d9e0b6d98718168a69bbf28a62a6bc1fc2c4f920e1aeae63cef","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c23e9fda983d1d9e0b6d98718168a69bbf28a62a6bc1fc2c4f920e1aeae63cef","first_computed_at":"2026-05-18T02:05:16.038550Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:05:16.038550Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Cz05rN2R5qgQ58CaJ+EQdoLsbnDpf88MfKyZqXZULX8TvXK76dO5ftwkLtJ9dS+jIhoPwH74cRJd3G/NTXaRCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:05:16.039495Z","signed_message":"canonical_sha256_bytes"},"source_id":"1009.5616","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:213329fa4363dd81b51f142a556d343d56cd6cbf3393879bd51009d832294f90","sha256:41aca811d1945db74252d2dcd8b280554e28cf47d184831ba0c45c0660f4f33b"],"state_sha256":"47b33ca8f001f607b435f6230db6e051d4b5ceca460b85b383067aff2b8331c2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u7EhHf31NKjWHZgbRuOejDm3yvxA+kVsDaHuKWlih0jwKXq/WzVv3WkQFqqe6s5TDhYRDjQ9LxDhAotilzKYAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T11:45:45.176221Z","bundle_sha256":"c84a115d7581ce67ce184f0f41039ea35540f6fe3ac55f5ec60aae35018e32a2"}}