{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:QILIXQP2TOHFJC6WPE5VZHUWAP","short_pith_number":"pith:QILIXQP2","canonical_record":{"source":{"id":"1706.05871","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-19T10:41:39Z","cross_cats_sorted":[],"title_canon_sha256":"de458b2e820837a47eab216797143ce0c0da4ef92ef956df69a403fd8c309216","abstract_canon_sha256":"55e1315a952270ebdbba30f89621344a25f034d17a995e81f66c6427d8b7ba28"},"schema_version":"1.0"},"canonical_sha256":"82168bc1fa9b8e548bd6793b5c9e9603ec1d179fe7df5b2f571818eb03236bc3","source":{"kind":"arxiv","id":"1706.05871","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.05871","created_at":"2026-05-18T00:24:52Z"},{"alias_kind":"arxiv_version","alias_value":"1706.05871v2","created_at":"2026-05-18T00:24:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.05871","created_at":"2026-05-18T00:24:52Z"},{"alias_kind":"pith_short_12","alias_value":"QILIXQP2TOHF","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_16","alias_value":"QILIXQP2TOHFJC6W","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_8","alias_value":"QILIXQP2","created_at":"2026-05-18T12:31:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:QILIXQP2TOHFJC6WPE5VZHUWAP","target":"record","payload":{"canonical_record":{"source":{"id":"1706.05871","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-19T10:41:39Z","cross_cats_sorted":[],"title_canon_sha256":"de458b2e820837a47eab216797143ce0c0da4ef92ef956df69a403fd8c309216","abstract_canon_sha256":"55e1315a952270ebdbba30f89621344a25f034d17a995e81f66c6427d8b7ba28"},"schema_version":"1.0"},"canonical_sha256":"82168bc1fa9b8e548bd6793b5c9e9603ec1d179fe7df5b2f571818eb03236bc3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:24:52.399863Z","signature_b64":"G69WR12L9LJs3kFnyvqFe3U3R6eiXR85ecRSp9WnfN8Iy25E2opx+w3IB8OkQrvB8ZE1sEHsElL7zeNj4Fh5AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"82168bc1fa9b8e548bd6793b5c9e9603ec1d179fe7df5b2f571818eb03236bc3","last_reissued_at":"2026-05-18T00:24:52.399243Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:24:52.399243Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1706.05871","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":"2026-05-18T00:24:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nGoJUcZaWsqDq5i45KPEo4+PmHC5r011PKoO1RFVrJDN1UebmWJ615v94DzpmyOR1ZYSIkiftzD8yQ8hGphABw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T05:38:19.963120Z"},"content_sha256":"cbaebf1a7164ff1698ac8ec5d088f5e2282bf5350a46f23e729925af44af67bf","schema_version":"1.0","event_id":"sha256:cbaebf1a7164ff1698ac8ec5d088f5e2282bf5350a46f23e729925af44af67bf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:QILIXQP2TOHFJC6WPE5VZHUWAP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"High-mass star formation possibly triggered by cloud-cloud collision in the HII region RCW 34","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Akio Ohama, Atsushi Nishimura, Hideo Ogawa, Hidetoshi Sano, Hiroaki Yamamoto, Katsuhiro Hayashi, Kazufumi Torii, Kengo Tachihara, Kimihiro Kimura, Mikito Kohno, Rei Enokiya, Shinji Fujita, Yasuo Fukui, Yusuke Hattori, Yutaka Hasegawa","submitted_at":"2017-06-19T10:41:39Z","abstract_excerpt":"We report a possibility that the high-mass star located in the HII region RCW 34 was formed by a triggering induced by a collision of molecular clouds. Molecular gas distributions of the $^{12}$CO and $^{13}$CO $J=$2-1, and $^{12}$CO $J=$3-2 lines toward RCW 34 were measured by using the NANTEN2 and ASTE telescopes. We found two clouds with the velocity ranges of 0-10 km s$^{-1}$ and 10-14 km s$^{-1}$. Whereas the former cloud as massive as ~2.7 x 10$^{4}$ Msun has a morphology similar to the ring-like structure observed in the infrared wavelengths, the latter cloud with the mass of ~10$^{3}$ "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.05871","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":""},"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":"2026-05-18T00:24:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Q/UWkc3bVEnVL72JccaMNrqqCfq52kZQ4tytot9qvmTBi/xg9C/7L3LJMh23USdEMEzo4PugaXqHYN1jJryGDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T05:38:19.963493Z"},"content_sha256":"4b5943f82b892b1e4722bd62b766b4adc4efa1380222c61c3d5aef9f99fb33b1","schema_version":"1.0","event_id":"sha256:4b5943f82b892b1e4722bd62b766b4adc4efa1380222c61c3d5aef9f99fb33b1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QILIXQP2TOHFJC6WPE5VZHUWAP/bundle.json","state_url":"https://pith.science/pith/QILIXQP2TOHFJC6WPE5VZHUWAP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QILIXQP2TOHFJC6WPE5VZHUWAP/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":"2026-06-03T05:38:19Z","links":{"resolver":"https://pith.science/pith/QILIXQP2TOHFJC6WPE5VZHUWAP","bundle":"https://pith.science/pith/QILIXQP2TOHFJC6WPE5VZHUWAP/bundle.json","state":"https://pith.science/pith/QILIXQP2TOHFJC6WPE5VZHUWAP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QILIXQP2TOHFJC6WPE5VZHUWAP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:QILIXQP2TOHFJC6WPE5VZHUWAP","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":"55e1315a952270ebdbba30f89621344a25f034d17a995e81f66c6427d8b7ba28","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-19T10:41:39Z","title_canon_sha256":"de458b2e820837a47eab216797143ce0c0da4ef92ef956df69a403fd8c309216"},"schema_version":"1.0","source":{"id":"1706.05871","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.05871","created_at":"2026-05-18T00:24:52Z"},{"alias_kind":"arxiv_version","alias_value":"1706.05871v2","created_at":"2026-05-18T00:24:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.05871","created_at":"2026-05-18T00:24:52Z"},{"alias_kind":"pith_short_12","alias_value":"QILIXQP2TOHF","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_16","alias_value":"QILIXQP2TOHFJC6W","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_8","alias_value":"QILIXQP2","created_at":"2026-05-18T12:31:39Z"}],"graph_snapshots":[{"event_id":"sha256:4b5943f82b892b1e4722bd62b766b4adc4efa1380222c61c3d5aef9f99fb33b1","target":"graph","created_at":"2026-05-18T00:24:52Z","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 report a possibility that the high-mass star located in the HII region RCW 34 was formed by a triggering induced by a collision of molecular clouds. Molecular gas distributions of the $^{12}$CO and $^{13}$CO $J=$2-1, and $^{12}$CO $J=$3-2 lines toward RCW 34 were measured by using the NANTEN2 and ASTE telescopes. We found two clouds with the velocity ranges of 0-10 km s$^{-1}$ and 10-14 km s$^{-1}$. Whereas the former cloud as massive as ~2.7 x 10$^{4}$ Msun has a morphology similar to the ring-like structure observed in the infrared wavelengths, the latter cloud with the mass of ~10$^{3}$ ","authors_text":"Akio Ohama, Atsushi Nishimura, Hideo Ogawa, Hidetoshi Sano, Hiroaki Yamamoto, Katsuhiro Hayashi, Kazufumi Torii, Kengo Tachihara, Kimihiro Kimura, Mikito Kohno, Rei Enokiya, Shinji Fujita, Yasuo Fukui, Yusuke Hattori, Yutaka Hasegawa","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-19T10:41:39Z","title":"High-mass star formation possibly triggered by cloud-cloud collision in the HII region RCW 34"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.05871","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:cbaebf1a7164ff1698ac8ec5d088f5e2282bf5350a46f23e729925af44af67bf","target":"record","created_at":"2026-05-18T00:24:52Z","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":"55e1315a952270ebdbba30f89621344a25f034d17a995e81f66c6427d8b7ba28","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-19T10:41:39Z","title_canon_sha256":"de458b2e820837a47eab216797143ce0c0da4ef92ef956df69a403fd8c309216"},"schema_version":"1.0","source":{"id":"1706.05871","kind":"arxiv","version":2}},"canonical_sha256":"82168bc1fa9b8e548bd6793b5c9e9603ec1d179fe7df5b2f571818eb03236bc3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"82168bc1fa9b8e548bd6793b5c9e9603ec1d179fe7df5b2f571818eb03236bc3","first_computed_at":"2026-05-18T00:24:52.399243Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:24:52.399243Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"G69WR12L9LJs3kFnyvqFe3U3R6eiXR85ecRSp9WnfN8Iy25E2opx+w3IB8OkQrvB8ZE1sEHsElL7zeNj4Fh5AQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:24:52.399863Z","signed_message":"canonical_sha256_bytes"},"source_id":"1706.05871","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cbaebf1a7164ff1698ac8ec5d088f5e2282bf5350a46f23e729925af44af67bf","sha256:4b5943f82b892b1e4722bd62b766b4adc4efa1380222c61c3d5aef9f99fb33b1"],"state_sha256":"811886cdd3665170661c0aad8ab32b1eba986e3b935672228f734e6e09db8c14"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SQBC/ANJmHJfFl29Wv5DW1mfG+D4oGGPErCoCdzS1ANLNpIPm5aznW0UZv0FW7/6PoPiLzsh21hXVemTSezZAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T05:38:19.965508Z","bundle_sha256":"f81a8b4d204ee3b83d6b9e304f5c70db3a7a133b11b2d5e8159f985bceb38cd5"}}