{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:Q36WJQUTKMHPPIBTGSMAJCHE5S","short_pith_number":"pith:Q36WJQUT","canonical_record":{"source":{"id":"1010.6228","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-10-29T14:37:40Z","cross_cats_sorted":[],"title_canon_sha256":"310050a865e964b987448718ad8de2fa35550012d183e68abb1e1d8d35bc8b8c","abstract_canon_sha256":"17be98ff90ca4c6c0e33c6cdb7a45146f4deb033e603af2794e9246b325c72d7"},"schema_version":"1.0"},"canonical_sha256":"86fd64c293530ef7a03334980488e4ec89e15585a9e2d659624d353ef7d0de87","source":{"kind":"arxiv","id":"1010.6228","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1010.6228","created_at":"2026-05-18T02:04:54Z"},{"alias_kind":"arxiv_version","alias_value":"1010.6228v1","created_at":"2026-05-18T02:04:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.6228","created_at":"2026-05-18T02:04:54Z"},{"alias_kind":"pith_short_12","alias_value":"Q36WJQUTKMHP","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_16","alias_value":"Q36WJQUTKMHPPIBT","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_8","alias_value":"Q36WJQUT","created_at":"2026-05-18T12:26:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:Q36WJQUTKMHPPIBTGSMAJCHE5S","target":"record","payload":{"canonical_record":{"source":{"id":"1010.6228","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-10-29T14:37:40Z","cross_cats_sorted":[],"title_canon_sha256":"310050a865e964b987448718ad8de2fa35550012d183e68abb1e1d8d35bc8b8c","abstract_canon_sha256":"17be98ff90ca4c6c0e33c6cdb7a45146f4deb033e603af2794e9246b325c72d7"},"schema_version":"1.0"},"canonical_sha256":"86fd64c293530ef7a03334980488e4ec89e15585a9e2d659624d353ef7d0de87","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:04:54.906111Z","signature_b64":"xE5DLazQrEbe3AX2zY2DxaBZUTzU4EitMpEyXRDdokKpfJlyQEgbo+W/J+4OeYPNG1/aj5QpK5zjxXAqEr5zBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"86fd64c293530ef7a03334980488e4ec89e15585a9e2d659624d353ef7d0de87","last_reissued_at":"2026-05-18T02:04:54.905262Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:04:54.905262Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1010.6228","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":"2026-05-18T02:04:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VFfbmUKWH6lJ8YEsGoqrSSwTA0TtNWsu3Ysyn01V/bxjkmvYTw8hVKmgLFRKmfsOjCbzrLASrtNl6NtRZcXNBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T11:18:13.714946Z"},"content_sha256":"700ed5500612798c11512175bb993890c0edda2eafd0a44e6bb227b58c31f30a","schema_version":"1.0","event_id":"sha256:700ed5500612798c11512175bb993890c0edda2eafd0a44e6bb227b58c31f30a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:Q36WJQUTKMHPPIBTGSMAJCHE5S","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"High spatial resolution monitoring of the activity of BA supergiant winds","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. Kaufer (ESO), D. Mourard (FIZEAU), Luc Dessart (OAMP), Olivier Chesneau (FIZEAU), O. Stahl, R. Prinja (UCL), S. Owocki","submitted_at":"2010-10-29T14:37:40Z","abstract_excerpt":"There are currently two optical interferometry recombiners that can provide spectral resolutions better than 10000, AMBER/VLTI operating in the H-K bands, and VEGA/CHARA, recently commissioned, operating in the visible. These instruments are well suited to study the wind activity of the brightest AB supergiants in our vicinity, in lines such as H$\\alpha$ or BrGamma. We present here the first observations of this kind, performed on Rigel (B8Ia) and Deneb (A2Ia). Rigel was monitored by AMBER in two campaigns, in 2006-2007 and 2009-2010, and observed in 2009 by VEGA; whereas Deneb was monitored i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.6228","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":"2026-05-18T02:04:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jVr/T5/qaFH/BBD6t7LbF3jDA19xOS4zCZVsnKWbhkydIcVOXd8KujeqyD5oAdQ/FsJPvtHBZrmM14vLhwGkDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T11:18:13.715626Z"},"content_sha256":"9eabff73fdfdf2548483152c78242b20b528850c2a52744a184ed9a1328658f6","schema_version":"1.0","event_id":"sha256:9eabff73fdfdf2548483152c78242b20b528850c2a52744a184ed9a1328658f6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Q36WJQUTKMHPPIBTGSMAJCHE5S/bundle.json","state_url":"https://pith.science/pith/Q36WJQUTKMHPPIBTGSMAJCHE5S/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Q36WJQUTKMHPPIBTGSMAJCHE5S/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":"2026-05-27T11:18:13Z","links":{"resolver":"https://pith.science/pith/Q36WJQUTKMHPPIBTGSMAJCHE5S","bundle":"https://pith.science/pith/Q36WJQUTKMHPPIBTGSMAJCHE5S/bundle.json","state":"https://pith.science/pith/Q36WJQUTKMHPPIBTGSMAJCHE5S/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Q36WJQUTKMHPPIBTGSMAJCHE5S/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:Q36WJQUTKMHPPIBTGSMAJCHE5S","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":"17be98ff90ca4c6c0e33c6cdb7a45146f4deb033e603af2794e9246b325c72d7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-10-29T14:37:40Z","title_canon_sha256":"310050a865e964b987448718ad8de2fa35550012d183e68abb1e1d8d35bc8b8c"},"schema_version":"1.0","source":{"id":"1010.6228","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1010.6228","created_at":"2026-05-18T02:04:54Z"},{"alias_kind":"arxiv_version","alias_value":"1010.6228v1","created_at":"2026-05-18T02:04:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.6228","created_at":"2026-05-18T02:04:54Z"},{"alias_kind":"pith_short_12","alias_value":"Q36WJQUTKMHP","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_16","alias_value":"Q36WJQUTKMHPPIBT","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_8","alias_value":"Q36WJQUT","created_at":"2026-05-18T12:26:12Z"}],"graph_snapshots":[{"event_id":"sha256:9eabff73fdfdf2548483152c78242b20b528850c2a52744a184ed9a1328658f6","target":"graph","created_at":"2026-05-18T02:04:54Z","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":"There are currently two optical interferometry recombiners that can provide spectral resolutions better than 10000, AMBER/VLTI operating in the H-K bands, and VEGA/CHARA, recently commissioned, operating in the visible. These instruments are well suited to study the wind activity of the brightest AB supergiants in our vicinity, in lines such as H$\\alpha$ or BrGamma. We present here the first observations of this kind, performed on Rigel (B8Ia) and Deneb (A2Ia). Rigel was monitored by AMBER in two campaigns, in 2006-2007 and 2009-2010, and observed in 2009 by VEGA; whereas Deneb was monitored i","authors_text":"A. Kaufer (ESO), D. Mourard (FIZEAU), Luc Dessart (OAMP), Olivier Chesneau (FIZEAU), O. Stahl, R. Prinja (UCL), S. Owocki","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-10-29T14:37:40Z","title":"High spatial resolution monitoring of the activity of BA supergiant winds"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.6228","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":"sha256:700ed5500612798c11512175bb993890c0edda2eafd0a44e6bb227b58c31f30a","target":"record","created_at":"2026-05-18T02:04:54Z","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":"17be98ff90ca4c6c0e33c6cdb7a45146f4deb033e603af2794e9246b325c72d7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-10-29T14:37:40Z","title_canon_sha256":"310050a865e964b987448718ad8de2fa35550012d183e68abb1e1d8d35bc8b8c"},"schema_version":"1.0","source":{"id":"1010.6228","kind":"arxiv","version":1}},"canonical_sha256":"86fd64c293530ef7a03334980488e4ec89e15585a9e2d659624d353ef7d0de87","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"86fd64c293530ef7a03334980488e4ec89e15585a9e2d659624d353ef7d0de87","first_computed_at":"2026-05-18T02:04:54.905262Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:04:54.905262Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xE5DLazQrEbe3AX2zY2DxaBZUTzU4EitMpEyXRDdokKpfJlyQEgbo+W/J+4OeYPNG1/aj5QpK5zjxXAqEr5zBA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:04:54.906111Z","signed_message":"canonical_sha256_bytes"},"source_id":"1010.6228","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:700ed5500612798c11512175bb993890c0edda2eafd0a44e6bb227b58c31f30a","sha256:9eabff73fdfdf2548483152c78242b20b528850c2a52744a184ed9a1328658f6"],"state_sha256":"6e1268a87f44c388375ec422e9efa5a72d33c4b8444f9af37b0d051e390b7a2d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"d7bnazZQlfbum+ZAo51tsYPjO+M/KDakiCO7lYdRieUJfIqJloLak8/RgBV+vupyv34EEB7vzhhJP2CmWVqnAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T11:18:13.719079Z","bundle_sha256":"a33da70c8aa59070546ae4000f832c32c47f2770f3f62a5815531034d2b2b0dd"}}