{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:C5G5X7THSSAYBTY2YZ4L7W75XE","short_pith_number":"pith:C5G5X7TH","canonical_record":{"source":{"id":"1103.0794","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-03-03T22:31:16Z","cross_cats_sorted":[],"title_canon_sha256":"ac07ad69b7f8d6502c23038087af2d989745e7517485547d4337dc7625885dd5","abstract_canon_sha256":"a745a81bc9b884f6e3cd36e414576520403fdc6a8aef6ea5d4939f6ad5130c7b"},"schema_version":"1.0"},"canonical_sha256":"174ddbfe67948180cf1ac678bfdbfdb913cdc902627c94860d8542154189c799","source":{"kind":"arxiv","id":"1103.0794","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1103.0794","created_at":"2026-07-05T01:57:43Z"},{"alias_kind":"arxiv_version","alias_value":"1103.0794v2","created_at":"2026-07-05T01:57:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.0794","created_at":"2026-07-05T01:57:43Z"},{"alias_kind":"pith_short_12","alias_value":"C5G5X7THSSAY","created_at":"2026-07-05T01:57:43Z"},{"alias_kind":"pith_short_16","alias_value":"C5G5X7THSSAYBTY2","created_at":"2026-07-05T01:57:43Z"},{"alias_kind":"pith_short_8","alias_value":"C5G5X7TH","created_at":"2026-07-05T01:57:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:C5G5X7THSSAYBTY2YZ4L7W75XE","target":"record","payload":{"canonical_record":{"source":{"id":"1103.0794","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-03-03T22:31:16Z","cross_cats_sorted":[],"title_canon_sha256":"ac07ad69b7f8d6502c23038087af2d989745e7517485547d4337dc7625885dd5","abstract_canon_sha256":"a745a81bc9b884f6e3cd36e414576520403fdc6a8aef6ea5d4939f6ad5130c7b"},"schema_version":"1.0"},"canonical_sha256":"174ddbfe67948180cf1ac678bfdbfdb913cdc902627c94860d8542154189c799","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:57:43.248056Z","signature_b64":"lzEluLU73oEqhuhnBl6YAWPPnIeOJQaa5W+QmGuP6zQEUMTT62HyTdQyVu1rvkBAX2wrWozErDm4v4U/M/x9BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"174ddbfe67948180cf1ac678bfdbfdb913cdc902627c94860d8542154189c799","last_reissued_at":"2026-07-05T01:57:43.247596Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:57:43.247596Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1103.0794","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":"2026-07-05T01:57:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7vo5fffq1SXae+NMjBfT4qERnKtFbHTlfMA2+YTg/cZ426kYNLy2YHp+bJRGIu7xCvikciyawk3DMIK3TgkeCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T20:14:32.838466Z"},"content_sha256":"3894dc28eaea4f3e8f0d414f812450ea930a2e78a74df287704ba8382ab40336","schema_version":"1.0","event_id":"sha256:3894dc28eaea4f3e8f0d414f812450ea930a2e78a74df287704ba8382ab40336"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:C5G5X7THSSAYBTY2YZ4L7W75XE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"X-ray emission from the double-binary OB-star system QZ Car (HD 93206)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. F. J. Moffat, E. R. Parkin, G. Rauw, J. M. Pittard, L. K. Townsley, L. M. Oskinova, P. S. Broos, W. L. Waldron, Y. Naze","submitted_at":"2011-03-03T22:31:16Z","abstract_excerpt":"X-ray observations of the double-binary OB-star system QZ Car (HD 93206) obtained with the Chandra X-ray Observatory over a period of roughly 2 years are presented. The orbit of systems A (O9.7 I+b2 v, PA = 21 d) and B (O8 III+o9 v, PB = 6 d) are reasonably well sampled by the observations, allowing the origin of the X-ray emission to be examined in detail. The X-ray spectra can be well fitted by an attenuated three temperature thermal plasma model, characterised by cool, moderate, and hot plasma components at kT ~ 0.2, 0.7, and 2 keV, respectively, and a circumstellar absorption of ~ 0.2 x 10"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.0794","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/1103.0794/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":"2026-07-05T01:57:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8wvvnnvD9MYCeQqPbA3f+wVlwX5maeyjmDQ6rjaVq910k03XV6XrvKYZP3gj6rjeKK08ZQnpKkXTbVbgVL0hDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T20:14:32.839018Z"},"content_sha256":"df2aedefbded83f18a9d6570344f770f68ee147f8aa47a5343e24a5189aeed8d","schema_version":"1.0","event_id":"sha256:df2aedefbded83f18a9d6570344f770f68ee147f8aa47a5343e24a5189aeed8d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/C5G5X7THSSAYBTY2YZ4L7W75XE/bundle.json","state_url":"https://pith.science/pith/C5G5X7THSSAYBTY2YZ4L7W75XE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/C5G5X7THSSAYBTY2YZ4L7W75XE/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":"2026-08-05T20:14:32Z","links":{"resolver":"https://pith.science/pith/C5G5X7THSSAYBTY2YZ4L7W75XE","bundle":"https://pith.science/pith/C5G5X7THSSAYBTY2YZ4L7W75XE/bundle.json","state":"https://pith.science/pith/C5G5X7THSSAYBTY2YZ4L7W75XE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/C5G5X7THSSAYBTY2YZ4L7W75XE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:C5G5X7THSSAYBTY2YZ4L7W75XE","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":"a745a81bc9b884f6e3cd36e414576520403fdc6a8aef6ea5d4939f6ad5130c7b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-03-03T22:31:16Z","title_canon_sha256":"ac07ad69b7f8d6502c23038087af2d989745e7517485547d4337dc7625885dd5"},"schema_version":"1.0","source":{"id":"1103.0794","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1103.0794","created_at":"2026-07-05T01:57:43Z"},{"alias_kind":"arxiv_version","alias_value":"1103.0794v2","created_at":"2026-07-05T01:57:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.0794","created_at":"2026-07-05T01:57:43Z"},{"alias_kind":"pith_short_12","alias_value":"C5G5X7THSSAY","created_at":"2026-07-05T01:57:43Z"},{"alias_kind":"pith_short_16","alias_value":"C5G5X7THSSAYBTY2","created_at":"2026-07-05T01:57:43Z"},{"alias_kind":"pith_short_8","alias_value":"C5G5X7TH","created_at":"2026-07-05T01:57:43Z"}],"graph_snapshots":[{"event_id":"sha256:df2aedefbded83f18a9d6570344f770f68ee147f8aa47a5343e24a5189aeed8d","target":"graph","created_at":"2026-07-05T01:57:43Z","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/1103.0794/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"X-ray observations of the double-binary OB-star system QZ Car (HD 93206) obtained with the Chandra X-ray Observatory over a period of roughly 2 years are presented. The orbit of systems A (O9.7 I+b2 v, PA = 21 d) and B (O8 III+o9 v, PB = 6 d) are reasonably well sampled by the observations, allowing the origin of the X-ray emission to be examined in detail. The X-ray spectra can be well fitted by an attenuated three temperature thermal plasma model, characterised by cool, moderate, and hot plasma components at kT ~ 0.2, 0.7, and 2 keV, respectively, and a circumstellar absorption of ~ 0.2 x 10","authors_text":"A. F. J. Moffat, E. R. Parkin, G. Rauw, J. M. Pittard, L. K. Townsley, L. M. Oskinova, P. S. Broos, W. L. Waldron, Y. Naze","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-03-03T22:31:16Z","title":"X-ray emission from the double-binary OB-star system QZ Car (HD 93206)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.0794","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":"sha256:3894dc28eaea4f3e8f0d414f812450ea930a2e78a74df287704ba8382ab40336","target":"record","created_at":"2026-07-05T01:57:43Z","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":"a745a81bc9b884f6e3cd36e414576520403fdc6a8aef6ea5d4939f6ad5130c7b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-03-03T22:31:16Z","title_canon_sha256":"ac07ad69b7f8d6502c23038087af2d989745e7517485547d4337dc7625885dd5"},"schema_version":"1.0","source":{"id":"1103.0794","kind":"arxiv","version":2}},"canonical_sha256":"174ddbfe67948180cf1ac678bfdbfdb913cdc902627c94860d8542154189c799","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"174ddbfe67948180cf1ac678bfdbfdb913cdc902627c94860d8542154189c799","first_computed_at":"2026-07-05T01:57:43.247596Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:57:43.247596Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lzEluLU73oEqhuhnBl6YAWPPnIeOJQaa5W+QmGuP6zQEUMTT62HyTdQyVu1rvkBAX2wrWozErDm4v4U/M/x9BQ==","signature_status":"signed_v1","signed_at":"2026-07-05T01:57:43.248056Z","signed_message":"canonical_sha256_bytes"},"source_id":"1103.0794","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3894dc28eaea4f3e8f0d414f812450ea930a2e78a74df287704ba8382ab40336","sha256:df2aedefbded83f18a9d6570344f770f68ee147f8aa47a5343e24a5189aeed8d"],"state_sha256":"402dfefcfbdfb07850b4309b49003964685813dfd9f8f099bbf0856db3b755ba"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KUUMwKwci1mMcp5zeS8fsROfdjUCVt5MdAHidzdvq1T+9k8Pfn45ukaXYq//5AiZpvhEgi/SJkQ15zQCqGFVDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T20:14:32.846666Z","bundle_sha256":"594dc07ff3caf7a720d7133c8c26e77bf6e55cd6b88709958954fb9268b8798f"}}