{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:SPST3GVI2TM6UU334EHCAN2YAP","short_pith_number":"pith:SPST3GVI","canonical_record":{"source":{"id":"1708.04050","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-08-14T09:43:12Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"20c1b143f4d51d4d419fdad5421366f54c4e8caa96ff5d38b40e589f9ad27211","abstract_canon_sha256":"85092ecedf80e6dca7570a0dcb57648a212275c3e38fab2fcb9ed53a0cf178d7"},"schema_version":"1.0"},"canonical_sha256":"93e53d9aa8d4d9ea537be10e20375803fc145f4475f133724b9b56b22337b2cc","source":{"kind":"arxiv","id":"1708.04050","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1708.04050","created_at":"2026-05-18T00:34:17Z"},{"alias_kind":"arxiv_version","alias_value":"1708.04050v1","created_at":"2026-05-18T00:34:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.04050","created_at":"2026-05-18T00:34:17Z"},{"alias_kind":"pith_short_12","alias_value":"SPST3GVI2TM6","created_at":"2026-05-18T12:31:43Z"},{"alias_kind":"pith_short_16","alias_value":"SPST3GVI2TM6UU33","created_at":"2026-05-18T12:31:43Z"},{"alias_kind":"pith_short_8","alias_value":"SPST3GVI","created_at":"2026-05-18T12:31:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:SPST3GVI2TM6UU334EHCAN2YAP","target":"record","payload":{"canonical_record":{"source":{"id":"1708.04050","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-08-14T09:43:12Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"20c1b143f4d51d4d419fdad5421366f54c4e8caa96ff5d38b40e589f9ad27211","abstract_canon_sha256":"85092ecedf80e6dca7570a0dcb57648a212275c3e38fab2fcb9ed53a0cf178d7"},"schema_version":"1.0"},"canonical_sha256":"93e53d9aa8d4d9ea537be10e20375803fc145f4475f133724b9b56b22337b2cc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:34:17.535927Z","signature_b64":"s3DBhieM49NPS6PKMTdxTc9HJBeVS+VWMUklKZWucP+9zqebr+wnBTjD9QeNvtC83ZzDz3aNOTrhiNlR+5/kAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"93e53d9aa8d4d9ea537be10e20375803fc145f4475f133724b9b56b22337b2cc","last_reissued_at":"2026-05-18T00:34:17.535223Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:34:17.535223Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1708.04050","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":"2026-05-18T00:34:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mUpeYSfu3uxwR23rqSoen4uzaMGPccCax40prd2UX5RJPiOSKpKxEYHN54BBDFpl69FBlQj7LCt5SgCncvp+Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T05:00:29.945075Z"},"content_sha256":"1bb605997c0b444332259c86ff9ab64725ffe0710c57dc3a7515d6d3b62828d0","schema_version":"1.0","event_id":"sha256:1bb605997c0b444332259c86ff9ab64725ffe0710c57dc3a7515d6d3b62828d0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:SPST3GVI2TM6UU334EHCAN2YAP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Gemini/GNIRS infrared spectroscopy of the Wolf-Rayet stellar wind in Cygnus X-3","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.HE","authors_text":"Karri I. I. Koljonen, Thomas J. Maccarone","submitted_at":"2017-08-14T09:43:12Z","abstract_excerpt":"The microquasar Cygnus X-3 was observed several times with the Gemini North Infrared Spectrograph while the source was in the hard X-ray state. We describe the observed 1.0-2.4 $\\mu$m spectra as arising from the stellar wind of the companion star and suggest its classification as a WN 4-6 Wolf-Rayet star. We attribute the orbital variations of the emission line profiles to the variations in the ionization structure of the stellar wind caused by the intense X-ray emission from the compact object. The strong variability observed in the line profiles will affect the mass function determination. W"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.04050","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":"2026-05-18T00:34:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S/lwz9rwt/SyDFQG3Dtm5MVQGL9glma4ihPUPIw5tz5YdRa0XpqNv7nAwqtScvwB9//ne7wFyXURPnVfXSzzAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T05:00:29.945433Z"},"content_sha256":"e0d69a346aa9327d9d588a91cef92b702f924a5d8a911306e75d4441b8adae90","schema_version":"1.0","event_id":"sha256:e0d69a346aa9327d9d588a91cef92b702f924a5d8a911306e75d4441b8adae90"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SPST3GVI2TM6UU334EHCAN2YAP/bundle.json","state_url":"https://pith.science/pith/SPST3GVI2TM6UU334EHCAN2YAP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SPST3GVI2TM6UU334EHCAN2YAP/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":"2026-05-28T05:00:29Z","links":{"resolver":"https://pith.science/pith/SPST3GVI2TM6UU334EHCAN2YAP","bundle":"https://pith.science/pith/SPST3GVI2TM6UU334EHCAN2YAP/bundle.json","state":"https://pith.science/pith/SPST3GVI2TM6UU334EHCAN2YAP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SPST3GVI2TM6UU334EHCAN2YAP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:SPST3GVI2TM6UU334EHCAN2YAP","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":"85092ecedf80e6dca7570a0dcb57648a212275c3e38fab2fcb9ed53a0cf178d7","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-08-14T09:43:12Z","title_canon_sha256":"20c1b143f4d51d4d419fdad5421366f54c4e8caa96ff5d38b40e589f9ad27211"},"schema_version":"1.0","source":{"id":"1708.04050","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1708.04050","created_at":"2026-05-18T00:34:17Z"},{"alias_kind":"arxiv_version","alias_value":"1708.04050v1","created_at":"2026-05-18T00:34:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.04050","created_at":"2026-05-18T00:34:17Z"},{"alias_kind":"pith_short_12","alias_value":"SPST3GVI2TM6","created_at":"2026-05-18T12:31:43Z"},{"alias_kind":"pith_short_16","alias_value":"SPST3GVI2TM6UU33","created_at":"2026-05-18T12:31:43Z"},{"alias_kind":"pith_short_8","alias_value":"SPST3GVI","created_at":"2026-05-18T12:31:43Z"}],"graph_snapshots":[{"event_id":"sha256:e0d69a346aa9327d9d588a91cef92b702f924a5d8a911306e75d4441b8adae90","target":"graph","created_at":"2026-05-18T00:34:17Z","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 microquasar Cygnus X-3 was observed several times with the Gemini North Infrared Spectrograph while the source was in the hard X-ray state. We describe the observed 1.0-2.4 $\\mu$m spectra as arising from the stellar wind of the companion star and suggest its classification as a WN 4-6 Wolf-Rayet star. We attribute the orbital variations of the emission line profiles to the variations in the ionization structure of the stellar wind caused by the intense X-ray emission from the compact object. The strong variability observed in the line profiles will affect the mass function determination. W","authors_text":"Karri I. I. Koljonen, Thomas J. Maccarone","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-08-14T09:43:12Z","title":"Gemini/GNIRS infrared spectroscopy of the Wolf-Rayet stellar wind in Cygnus X-3"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.04050","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":"sha256:1bb605997c0b444332259c86ff9ab64725ffe0710c57dc3a7515d6d3b62828d0","target":"record","created_at":"2026-05-18T00:34:17Z","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":"85092ecedf80e6dca7570a0dcb57648a212275c3e38fab2fcb9ed53a0cf178d7","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-08-14T09:43:12Z","title_canon_sha256":"20c1b143f4d51d4d419fdad5421366f54c4e8caa96ff5d38b40e589f9ad27211"},"schema_version":"1.0","source":{"id":"1708.04050","kind":"arxiv","version":1}},"canonical_sha256":"93e53d9aa8d4d9ea537be10e20375803fc145f4475f133724b9b56b22337b2cc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"93e53d9aa8d4d9ea537be10e20375803fc145f4475f133724b9b56b22337b2cc","first_computed_at":"2026-05-18T00:34:17.535223Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:34:17.535223Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"s3DBhieM49NPS6PKMTdxTc9HJBeVS+VWMUklKZWucP+9zqebr+wnBTjD9QeNvtC83ZzDz3aNOTrhiNlR+5/kAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:34:17.535927Z","signed_message":"canonical_sha256_bytes"},"source_id":"1708.04050","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1bb605997c0b444332259c86ff9ab64725ffe0710c57dc3a7515d6d3b62828d0","sha256:e0d69a346aa9327d9d588a91cef92b702f924a5d8a911306e75d4441b8adae90"],"state_sha256":"70b94eefd6d007d6c561b8ff094dc6fb3c005e858aa7406e1da7fdba7bf94324"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BlxGeUPYmNYk2eQAs3+CePBNStcRk/6KhhQwilMtRlhi2pwSu0uyhBVBfF5XlQ/m+vuQMkm+5mwyCMRKsh7tAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T05:00:29.947409Z","bundle_sha256":"af127b73d75d30e614268651773d1fa375a1b6fc10080340b795fc9014e918be"}}