{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:UYPYLLWQB7TMKVLOT27CMQTEIT","short_pith_number":"pith:UYPYLLWQ","canonical_record":{"source":{"id":"1908.06538","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-08-18T23:28:01Z","cross_cats_sorted":[],"title_canon_sha256":"6c7822cdac90e24d539f42d6025fefe6103029ee6771e935e5160dd10903b3c8","abstract_canon_sha256":"6d6385928bf4e592341cddd6c779a42700645e17dfd11b9a9a5543850445779e"},"schema_version":"1.0"},"canonical_sha256":"a61f85aed00fe6c5556e9ebe26426444dcdef39129460a65b71dbc7f2f645801","source":{"kind":"arxiv","id":"1908.06538","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.06538","created_at":"2026-07-04T23:59:08Z"},{"alias_kind":"arxiv_version","alias_value":"1908.06538v1","created_at":"2026-07-04T23:59:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.06538","created_at":"2026-07-04T23:59:08Z"},{"alias_kind":"pith_short_12","alias_value":"UYPYLLWQB7TM","created_at":"2026-07-04T23:59:08Z"},{"alias_kind":"pith_short_16","alias_value":"UYPYLLWQB7TMKVLO","created_at":"2026-07-04T23:59:08Z"},{"alias_kind":"pith_short_8","alias_value":"UYPYLLWQ","created_at":"2026-07-04T23:59:08Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:UYPYLLWQB7TMKVLOT27CMQTEIT","target":"record","payload":{"canonical_record":{"source":{"id":"1908.06538","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-08-18T23:28:01Z","cross_cats_sorted":[],"title_canon_sha256":"6c7822cdac90e24d539f42d6025fefe6103029ee6771e935e5160dd10903b3c8","abstract_canon_sha256":"6d6385928bf4e592341cddd6c779a42700645e17dfd11b9a9a5543850445779e"},"schema_version":"1.0"},"canonical_sha256":"a61f85aed00fe6c5556e9ebe26426444dcdef39129460a65b71dbc7f2f645801","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T23:59:08.664939Z","signature_b64":"Dr3qvgItCRa8q421cpywfF/BN0DCweasCfNpIKHbR2hnF7llL39V8KiSlb5jDuDmsNSZMqDJXuhrXKHOazULBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a61f85aed00fe6c5556e9ebe26426444dcdef39129460a65b71dbc7f2f645801","last_reissued_at":"2026-07-04T23:59:08.664581Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T23:59:08.664581Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1908.06538","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":"2026-07-04T23:59:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5a0ezDjQrErK7fDmxrpja+5u1xJkq/YvJjjEzmrpBvUTI8+EeY9BLE2CXly38jOTnVS2M0kTXZON93EuyqloDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T04:53:23.594140Z"},"content_sha256":"34116f9ae04a05afc4659d9e4c758664af6b6a025080db422c14c6739bccaeaa","schema_version":"1.0","event_id":"sha256:34116f9ae04a05afc4659d9e4c758664af6b6a025080db422c14c6739bccaeaa"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:UYPYLLWQB7TMKVLOT27CMQTEIT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Nuclear Source of the Galactic Wind in NGC 253","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"G. Gimeno, G. I. G\\\"unthardt, H. Dottori, J. A. Camperi, M. P. Ag\\\"uero, R. J. D\\'iaz","submitted_at":"2019-08-18T23:28:01Z","abstract_excerpt":"We present Br$\\gamma$ emission line kinematics of the nuclear region of NGC 253, recently known to host a strong galactic wind that limits the global star formation of the galaxy. We obtained high-resolution long-slit spectroscopic data with PHOENIX at Gemini-South, positioning the slit on the nucleus Infrared Core (IRC), close to the nuclear disk major axis. The spatial resolution was 0.35\"($\\sim$6 pc) and the slit length 14\"($\\sim$240 pc). The spectral resolution was $\\sim$74000, unprecedented high for galactic nuclei observations at $\\sim$2.1$\\mu$m. The line profiles appear highly complex, "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.06538","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1908.06538/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":"2026-07-04T23:59:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"c5ZAtzEW8gNuE8zJekh56W71mZ1DgOADDg3S66tcppPkLWaedcrX4dGct16z27YpUdqe+f56BBAkigCH9Bm0BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T04:53:23.594530Z"},"content_sha256":"3f57a8c189c9b6a2bc2c230f4279c5dda46cf5f776926fe89de6742edd7b5451","schema_version":"1.0","event_id":"sha256:3f57a8c189c9b6a2bc2c230f4279c5dda46cf5f776926fe89de6742edd7b5451"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UYPYLLWQB7TMKVLOT27CMQTEIT/bundle.json","state_url":"https://pith.science/pith/UYPYLLWQB7TMKVLOT27CMQTEIT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UYPYLLWQB7TMKVLOT27CMQTEIT/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":"2026-07-05T04:53:23Z","links":{"resolver":"https://pith.science/pith/UYPYLLWQB7TMKVLOT27CMQTEIT","bundle":"https://pith.science/pith/UYPYLLWQB7TMKVLOT27CMQTEIT/bundle.json","state":"https://pith.science/pith/UYPYLLWQB7TMKVLOT27CMQTEIT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UYPYLLWQB7TMKVLOT27CMQTEIT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:UYPYLLWQB7TMKVLOT27CMQTEIT","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":"6d6385928bf4e592341cddd6c779a42700645e17dfd11b9a9a5543850445779e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-08-18T23:28:01Z","title_canon_sha256":"6c7822cdac90e24d539f42d6025fefe6103029ee6771e935e5160dd10903b3c8"},"schema_version":"1.0","source":{"id":"1908.06538","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.06538","created_at":"2026-07-04T23:59:08Z"},{"alias_kind":"arxiv_version","alias_value":"1908.06538v1","created_at":"2026-07-04T23:59:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.06538","created_at":"2026-07-04T23:59:08Z"},{"alias_kind":"pith_short_12","alias_value":"UYPYLLWQB7TM","created_at":"2026-07-04T23:59:08Z"},{"alias_kind":"pith_short_16","alias_value":"UYPYLLWQB7TMKVLO","created_at":"2026-07-04T23:59:08Z"},{"alias_kind":"pith_short_8","alias_value":"UYPYLLWQ","created_at":"2026-07-04T23:59:08Z"}],"graph_snapshots":[{"event_id":"sha256:3f57a8c189c9b6a2bc2c230f4279c5dda46cf5f776926fe89de6742edd7b5451","target":"graph","created_at":"2026-07-04T23:59:08Z","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/1908.06538/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present Br$\\gamma$ emission line kinematics of the nuclear region of NGC 253, recently known to host a strong galactic wind that limits the global star formation of the galaxy. We obtained high-resolution long-slit spectroscopic data with PHOENIX at Gemini-South, positioning the slit on the nucleus Infrared Core (IRC), close to the nuclear disk major axis. The spatial resolution was 0.35\"($\\sim$6 pc) and the slit length 14\"($\\sim$240 pc). The spectral resolution was $\\sim$74000, unprecedented high for galactic nuclei observations at $\\sim$2.1$\\mu$m. The line profiles appear highly complex, ","authors_text":"G. Gimeno, G. I. G\\\"unthardt, H. Dottori, J. A. Camperi, M. P. Ag\\\"uero, R. J. D\\'iaz","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-08-18T23:28:01Z","title":"The Nuclear Source of the Galactic Wind in NGC 253"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.06538","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":"sha256:34116f9ae04a05afc4659d9e4c758664af6b6a025080db422c14c6739bccaeaa","target":"record","created_at":"2026-07-04T23:59:08Z","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":"6d6385928bf4e592341cddd6c779a42700645e17dfd11b9a9a5543850445779e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-08-18T23:28:01Z","title_canon_sha256":"6c7822cdac90e24d539f42d6025fefe6103029ee6771e935e5160dd10903b3c8"},"schema_version":"1.0","source":{"id":"1908.06538","kind":"arxiv","version":1}},"canonical_sha256":"a61f85aed00fe6c5556e9ebe26426444dcdef39129460a65b71dbc7f2f645801","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a61f85aed00fe6c5556e9ebe26426444dcdef39129460a65b71dbc7f2f645801","first_computed_at":"2026-07-04T23:59:08.664581Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T23:59:08.664581Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Dr3qvgItCRa8q421cpywfF/BN0DCweasCfNpIKHbR2hnF7llL39V8KiSlb5jDuDmsNSZMqDJXuhrXKHOazULBg==","signature_status":"signed_v1","signed_at":"2026-07-04T23:59:08.664939Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.06538","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:34116f9ae04a05afc4659d9e4c758664af6b6a025080db422c14c6739bccaeaa","sha256:3f57a8c189c9b6a2bc2c230f4279c5dda46cf5f776926fe89de6742edd7b5451"],"state_sha256":"1d5bd68b7256494accd0c040460c6a37c7f551ebe306276f4404c9473b15db00"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CR2MZOZxYYae9lhOm7vuy9hw4Yh4D3DPGBcjEGJAdFlYfxwV6CJJ+Fy8/6A/Kt6CBImuIkEqP4ivionC3WqXDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-05T04:53:23.596639Z","bundle_sha256":"8a7d218dc532741072ef049eb8df9a1283392cd26fcd6f72fbba315dac5eee8c"}}