{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2005:7ADFWVA676Y4PF2BRYCPTKMPQI","short_pith_number":"pith:7ADFWVA6","canonical_record":{"source":{"id":"astro-ph/0503655","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2005-03-30T13:15:13Z","cross_cats_sorted":[],"title_canon_sha256":"58819c8ee1c9bf82d8f28ed6e1aec6b8c9029ff07b3df2f97624af3ffa1d1046","abstract_canon_sha256":"e9d08cc24a3b48ad1f3e2beb39220b8157312a10fe6d4334412a1103a2053aef"},"schema_version":"1.0"},"canonical_sha256":"f8065b541effb1c797418e04f9a98f82257b51365b494ce7279b6ecb195cdfd2","source":{"kind":"arxiv","id":"astro-ph/0503655","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0503655","created_at":"2026-07-04T16:51:49Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0503655v2","created_at":"2026-07-04T16:51:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0503655","created_at":"2026-07-04T16:51:49Z"},{"alias_kind":"pith_short_12","alias_value":"7ADFWVA676Y4","created_at":"2026-07-04T16:51:49Z"},{"alias_kind":"pith_short_16","alias_value":"7ADFWVA676Y4PF2B","created_at":"2026-07-04T16:51:49Z"},{"alias_kind":"pith_short_8","alias_value":"7ADFWVA6","created_at":"2026-07-04T16:51:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2005:7ADFWVA676Y4PF2BRYCPTKMPQI","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0503655","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2005-03-30T13:15:13Z","cross_cats_sorted":[],"title_canon_sha256":"58819c8ee1c9bf82d8f28ed6e1aec6b8c9029ff07b3df2f97624af3ffa1d1046","abstract_canon_sha256":"e9d08cc24a3b48ad1f3e2beb39220b8157312a10fe6d4334412a1103a2053aef"},"schema_version":"1.0"},"canonical_sha256":"f8065b541effb1c797418e04f9a98f82257b51365b494ce7279b6ecb195cdfd2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:51:49.297289Z","signature_b64":"PotIv2pNUy3B5WXMMh0dAY+PLgMXSmQbsbKoJ2oImPGzFxXrZ2+rohuH22XOZAHmssciacan31By86ly88OgCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f8065b541effb1c797418e04f9a98f82257b51365b494ce7279b6ecb195cdfd2","last_reissued_at":"2026-07-04T16:51:49.296892Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:51:49.296892Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0503655","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":"2026-07-04T16:51:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AXM9ZBDQgBC7JK6i6oYI61wOwfTVhRC0Z7WMm0osdNdz1Zo5S1EmqxaNXNdzEjCpLidPDVMlAQj7VlWjU/OiAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T23:48:20.804655Z"},"content_sha256":"92c27a36bd476b811654af96412a7cba4e6b769a5d1e0e63600677ffbe5eb172","schema_version":"1.0","event_id":"sha256:92c27a36bd476b811654af96412a7cba4e6b769a5d1e0e63600677ffbe5eb172"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2005:7ADFWVA676Y4PF2BRYCPTKMPQI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The VLT-FLAMES Survey of Massive Stars: Observations in the Galactic Clusters NGC 3293, NGC 4755 and NGC 6611","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. de Koter, A. Herrero, A. J. Korn, A. Kaufer, A. W. A. Pauldrach, C. J. Evans, C. Trundle, D. J. Lennon, F. Najarro, I. K. Hunter, J.-K. Lee, J. Puls, K. A. Venn, M. A. Hendry, M. A. Urbaneja, M. J. Irwin, M. R. Mokiem, M. R. Villamariz, N. Langer, N. Przybilla, P. L. Dufton, R.-P. Kudritzki, R. S. I. Ryans, S. J. Smartt, S. Simon-Diaz, W.-R. Hamann","submitted_at":"2005-03-30T13:15:13Z","abstract_excerpt":"We introduce a new survey of massive stars in the Galaxy and the Magellanic Clouds using the Fibre Large Array Multi-Element Spectrograph (FLAMES) instrument at the Very Large Telescope (VLT). Here we present observations of 269 Galactic stars with the FLAMES-Giraffe Spectrograph (R ~ 25,000), in fields centered on the open clusters NGC 3293, NGC 4755 and NGC 6611. These data are supplemented by a further 50 targets observed with the Fibre-Fed Extended Range Optical Spectrograph (FEROS, R = 48,000). Following a description of our scientific motivations and target selection criteria, the data r"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0503655","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/astro-ph/0503655/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T16:51:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2IQM+KWrOtE7U/22N+q/d0s+KoXr77xvOVr/w85h2uojfUOiEbmeXbt2Cx6TuOgUDQU6voHTSKFX1NZwTBqTBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T23:48:20.805251Z"},"content_sha256":"1a4b1b0cb5c3afd26c84086a9e4301015386b95a3f7ce897e75fd8a1932927e8","schema_version":"1.0","event_id":"sha256:1a4b1b0cb5c3afd26c84086a9e4301015386b95a3f7ce897e75fd8a1932927e8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7ADFWVA676Y4PF2BRYCPTKMPQI/bundle.json","state_url":"https://pith.science/pith/7ADFWVA676Y4PF2BRYCPTKMPQI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7ADFWVA676Y4PF2BRYCPTKMPQI/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":"2026-08-10T23:48:20Z","links":{"resolver":"https://pith.science/pith/7ADFWVA676Y4PF2BRYCPTKMPQI","bundle":"https://pith.science/pith/7ADFWVA676Y4PF2BRYCPTKMPQI/bundle.json","state":"https://pith.science/pith/7ADFWVA676Y4PF2BRYCPTKMPQI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7ADFWVA676Y4PF2BRYCPTKMPQI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2005:7ADFWVA676Y4PF2BRYCPTKMPQI","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":"e9d08cc24a3b48ad1f3e2beb39220b8157312a10fe6d4334412a1103a2053aef","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2005-03-30T13:15:13Z","title_canon_sha256":"58819c8ee1c9bf82d8f28ed6e1aec6b8c9029ff07b3df2f97624af3ffa1d1046"},"schema_version":"1.0","source":{"id":"astro-ph/0503655","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0503655","created_at":"2026-07-04T16:51:49Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0503655v2","created_at":"2026-07-04T16:51:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0503655","created_at":"2026-07-04T16:51:49Z"},{"alias_kind":"pith_short_12","alias_value":"7ADFWVA676Y4","created_at":"2026-07-04T16:51:49Z"},{"alias_kind":"pith_short_16","alias_value":"7ADFWVA676Y4PF2B","created_at":"2026-07-04T16:51:49Z"},{"alias_kind":"pith_short_8","alias_value":"7ADFWVA6","created_at":"2026-07-04T16:51:49Z"}],"graph_snapshots":[{"event_id":"sha256:1a4b1b0cb5c3afd26c84086a9e4301015386b95a3f7ce897e75fd8a1932927e8","target":"graph","created_at":"2026-07-04T16:51:49Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/astro-ph/0503655/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We introduce a new survey of massive stars in the Galaxy and the Magellanic Clouds using the Fibre Large Array Multi-Element Spectrograph (FLAMES) instrument at the Very Large Telescope (VLT). Here we present observations of 269 Galactic stars with the FLAMES-Giraffe Spectrograph (R ~ 25,000), in fields centered on the open clusters NGC 3293, NGC 4755 and NGC 6611. These data are supplemented by a further 50 targets observed with the Fibre-Fed Extended Range Optical Spectrograph (FEROS, R = 48,000). Following a description of our scientific motivations and target selection criteria, the data r","authors_text":"A. de Koter, A. Herrero, A. J. Korn, A. Kaufer, A. W. A. Pauldrach, C. J. Evans, C. Trundle, D. J. Lennon, F. Najarro, I. K. Hunter, J.-K. Lee, J. Puls, K. A. Venn, M. A. Hendry, M. A. Urbaneja, M. J. Irwin, M. R. Mokiem, M. R. Villamariz, N. Langer, N. Przybilla, P. L. Dufton, R.-P. Kudritzki, R. S. I. Ryans, S. J. Smartt, S. Simon-Diaz, W.-R. Hamann","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2005-03-30T13:15:13Z","title":"The VLT-FLAMES Survey of Massive Stars: Observations in the Galactic Clusters NGC 3293, NGC 4755 and NGC 6611"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0503655","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":"sha256:92c27a36bd476b811654af96412a7cba4e6b769a5d1e0e63600677ffbe5eb172","target":"record","created_at":"2026-07-04T16:51:49Z","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":"e9d08cc24a3b48ad1f3e2beb39220b8157312a10fe6d4334412a1103a2053aef","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2005-03-30T13:15:13Z","title_canon_sha256":"58819c8ee1c9bf82d8f28ed6e1aec6b8c9029ff07b3df2f97624af3ffa1d1046"},"schema_version":"1.0","source":{"id":"astro-ph/0503655","kind":"arxiv","version":2}},"canonical_sha256":"f8065b541effb1c797418e04f9a98f82257b51365b494ce7279b6ecb195cdfd2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f8065b541effb1c797418e04f9a98f82257b51365b494ce7279b6ecb195cdfd2","first_computed_at":"2026-07-04T16:51:49.296892Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:51:49.296892Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PotIv2pNUy3B5WXMMh0dAY+PLgMXSmQbsbKoJ2oImPGzFxXrZ2+rohuH22XOZAHmssciacan31By86ly88OgCg==","signature_status":"signed_v1","signed_at":"2026-07-04T16:51:49.297289Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0503655","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:92c27a36bd476b811654af96412a7cba4e6b769a5d1e0e63600677ffbe5eb172","sha256:1a4b1b0cb5c3afd26c84086a9e4301015386b95a3f7ce897e75fd8a1932927e8"],"state_sha256":"2c3de2d000a827dcd238403219e57d348ba3b379c7361b9abd3501c85596a284"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"91pvz0YhFQ+QbWo8P4Xrnl3Jw7Bde3xQRdnKMB2ZsPVot/cFcTpun1s7exMV8DIl+qhWpoBRln9tLfwERG8ODw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T23:48:20.809741Z","bundle_sha256":"8a5d45f568f695c1d3ac1fd022d1a48e7c84bbf720059a5d6eed90867ee4d4a1"}}