{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:KZMC6U2LKZBF4Y6UNSBU4Q2OML","short_pith_number":"pith:KZMC6U2L","canonical_record":{"source":{"id":"0910.3157","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2009-10-16T16:48:44Z","cross_cats_sorted":[],"title_canon_sha256":"402e253dae87c26922d8a61306c2028b3a1fc7c3559fe78e28321aa31187b36e","abstract_canon_sha256":"9f8393656ab97cf53fd6b2ef390574a1d0e24d870ac553d897d97e767d436071"},"schema_version":"1.0"},"canonical_sha256":"56582f534b56425e63d46c834e434e62f6e12deba1495f94516827f4cfe7bf40","source":{"kind":"arxiv","id":"0910.3157","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0910.3157","created_at":"2026-05-18T02:11:15Z"},{"alias_kind":"arxiv_version","alias_value":"0910.3157v1","created_at":"2026-05-18T02:11:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0910.3157","created_at":"2026-05-18T02:11:15Z"},{"alias_kind":"pith_short_12","alias_value":"KZMC6U2LKZBF","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_16","alias_value":"KZMC6U2LKZBF4Y6U","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_8","alias_value":"KZMC6U2L","created_at":"2026-05-18T12:26:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:KZMC6U2LKZBF4Y6UNSBU4Q2OML","target":"record","payload":{"canonical_record":{"source":{"id":"0910.3157","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2009-10-16T16:48:44Z","cross_cats_sorted":[],"title_canon_sha256":"402e253dae87c26922d8a61306c2028b3a1fc7c3559fe78e28321aa31187b36e","abstract_canon_sha256":"9f8393656ab97cf53fd6b2ef390574a1d0e24d870ac553d897d97e767d436071"},"schema_version":"1.0"},"canonical_sha256":"56582f534b56425e63d46c834e434e62f6e12deba1495f94516827f4cfe7bf40","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:11:15.043979Z","signature_b64":"v3k1TN9Ti7QcRTGf84HazmsLJKIeoSZdOOD/2MJopEh+TXqHXBLMlHjPt9BbpiM/HSNPsdN+wQtj0P8AKOUmAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"56582f534b56425e63d46c834e434e62f6e12deba1495f94516827f4cfe7bf40","last_reissued_at":"2026-05-18T02:11:15.043225Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:11:15.043225Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0910.3157","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":"2026-05-18T02:11:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"U5f2WwAoshjFSx/ICD7VSxBjI4oSji/19QTgj9K7Gj8j+STFiizefymL5wd+vV/KLVPA7Gm6iZGa9lfnYYxlBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T20:21:14.564461Z"},"content_sha256":"a30d60e9e34e030ae670b6adaf1dfd9b9d6c59398e4ce723b498abc685a8d18e","schema_version":"1.0","event_id":"sha256:a30d60e9e34e030ae670b6adaf1dfd9b9d6c59398e4ce723b498abc685a8d18e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:KZMC6U2LKZBF4Y6UNSBU4Q2OML","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Unveiling the molecular environment of the ring nebula RCW 78","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"2), (2) FCAG, (3) Universidad de Chile, 4) ((1) IAR, (4) Universidad de Valpara\\'iso, Argentina, C. E. Cappa (1, Chile, Chile), G.A. Romero (2, M. C. Mart\\'in (1), M. Rubio (3), UNLP","submitted_at":"2009-10-16T16:48:44Z","abstract_excerpt":"We present a study of the ionized, neutral atomic, and molecular gas associated with the ring nebula RCW 78 around the WR star HD 117688 (= WR 55). We based our study on CO observations carried out with the SEST and NANTEN telescopes. We report the detection of molecular gas with velocities in the range -56 to -33 km/s. The CO emission is mainly connected to the western section, with a total molecular mass of 1.3 x 10^5 solar masses. The analysis of the HI gas distribution reveals the HI envelope of the molecular cloud, while the radio continuum emission shows a ring-like structure, which is t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0910.3157","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":"2026-05-18T02:11:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3UL7LH0EgKkXVKsK3S6ZAIu2zILhwH1DauAhIMlJNhgq73ABcRscoFhrrelBH5AKgIvOqS9yoraqNo49HFcaAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T20:21:14.564824Z"},"content_sha256":"2c3fc9c6b68c9651effa6aa062ddad406c28c01e300e1107f496c423f9ef0c5b","schema_version":"1.0","event_id":"sha256:2c3fc9c6b68c9651effa6aa062ddad406c28c01e300e1107f496c423f9ef0c5b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KZMC6U2LKZBF4Y6UNSBU4Q2OML/bundle.json","state_url":"https://pith.science/pith/KZMC6U2LKZBF4Y6UNSBU4Q2OML/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KZMC6U2LKZBF4Y6UNSBU4Q2OML/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":"2026-05-27T20:21:14Z","links":{"resolver":"https://pith.science/pith/KZMC6U2LKZBF4Y6UNSBU4Q2OML","bundle":"https://pith.science/pith/KZMC6U2LKZBF4Y6UNSBU4Q2OML/bundle.json","state":"https://pith.science/pith/KZMC6U2LKZBF4Y6UNSBU4Q2OML/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KZMC6U2LKZBF4Y6UNSBU4Q2OML/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:KZMC6U2LKZBF4Y6UNSBU4Q2OML","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":"9f8393656ab97cf53fd6b2ef390574a1d0e24d870ac553d897d97e767d436071","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2009-10-16T16:48:44Z","title_canon_sha256":"402e253dae87c26922d8a61306c2028b3a1fc7c3559fe78e28321aa31187b36e"},"schema_version":"1.0","source":{"id":"0910.3157","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0910.3157","created_at":"2026-05-18T02:11:15Z"},{"alias_kind":"arxiv_version","alias_value":"0910.3157v1","created_at":"2026-05-18T02:11:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0910.3157","created_at":"2026-05-18T02:11:15Z"},{"alias_kind":"pith_short_12","alias_value":"KZMC6U2LKZBF","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_16","alias_value":"KZMC6U2LKZBF4Y6U","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_8","alias_value":"KZMC6U2L","created_at":"2026-05-18T12:26:00Z"}],"graph_snapshots":[{"event_id":"sha256:2c3fc9c6b68c9651effa6aa062ddad406c28c01e300e1107f496c423f9ef0c5b","target":"graph","created_at":"2026-05-18T02:11:15Z","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":"We present a study of the ionized, neutral atomic, and molecular gas associated with the ring nebula RCW 78 around the WR star HD 117688 (= WR 55). We based our study on CO observations carried out with the SEST and NANTEN telescopes. We report the detection of molecular gas with velocities in the range -56 to -33 km/s. The CO emission is mainly connected to the western section, with a total molecular mass of 1.3 x 10^5 solar masses. The analysis of the HI gas distribution reveals the HI envelope of the molecular cloud, while the radio continuum emission shows a ring-like structure, which is t","authors_text":"2), (2) FCAG, (3) Universidad de Chile, 4) ((1) IAR, (4) Universidad de Valpara\\'iso, Argentina, C. E. Cappa (1, Chile, Chile), G.A. Romero (2, M. C. Mart\\'in (1), M. Rubio (3), UNLP","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2009-10-16T16:48:44Z","title":"Unveiling the molecular environment of the ring nebula RCW 78"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0910.3157","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:a30d60e9e34e030ae670b6adaf1dfd9b9d6c59398e4ce723b498abc685a8d18e","target":"record","created_at":"2026-05-18T02:11:15Z","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":"9f8393656ab97cf53fd6b2ef390574a1d0e24d870ac553d897d97e767d436071","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2009-10-16T16:48:44Z","title_canon_sha256":"402e253dae87c26922d8a61306c2028b3a1fc7c3559fe78e28321aa31187b36e"},"schema_version":"1.0","source":{"id":"0910.3157","kind":"arxiv","version":1}},"canonical_sha256":"56582f534b56425e63d46c834e434e62f6e12deba1495f94516827f4cfe7bf40","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"56582f534b56425e63d46c834e434e62f6e12deba1495f94516827f4cfe7bf40","first_computed_at":"2026-05-18T02:11:15.043225Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:11:15.043225Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"v3k1TN9Ti7QcRTGf84HazmsLJKIeoSZdOOD/2MJopEh+TXqHXBLMlHjPt9BbpiM/HSNPsdN+wQtj0P8AKOUmAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:11:15.043979Z","signed_message":"canonical_sha256_bytes"},"source_id":"0910.3157","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a30d60e9e34e030ae670b6adaf1dfd9b9d6c59398e4ce723b498abc685a8d18e","sha256:2c3fc9c6b68c9651effa6aa062ddad406c28c01e300e1107f496c423f9ef0c5b"],"state_sha256":"4fe7b0636472cd4bcc4423f21c9c6b2cb8528ba78930de5526f5e4277fff0d83"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oWbuGIsymK7ZBPqwVaWoTgnM+BfEIc6wpX3O4YSArl4JTrBCmJteJFBD2SNPPWSMazIHSQS5KSG9Q5aJAAXKBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T20:21:14.566949Z","bundle_sha256":"05d116369f216f135d683a1f46fc16d7b629bbd61648828a325d2c029fb3e20e"}}