{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:D6OOEPRW4YFZ4JK7SNHYKLBK53","short_pith_number":"pith:D6OOEPRW","canonical_record":{"source":{"id":"1805.06257","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-05-16T11:55:31Z","cross_cats_sorted":[],"title_canon_sha256":"48b8581543e8c45ed08566a2db6991566392be9bb4cea7442df8bbdd70be89ef","abstract_canon_sha256":"4b2fdcff31f2fe64a79289efc3279a91b17ce86a6f0c84e18ea3bc22217ceab7"},"schema_version":"1.0"},"canonical_sha256":"1f9ce23e36e60b9e255f934f852c2aeee8e391d66bdf3ee365b591c50bd7a2b7","source":{"kind":"arxiv","id":"1805.06257","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.06257","created_at":"2026-05-18T00:15:13Z"},{"alias_kind":"arxiv_version","alias_value":"1805.06257v1","created_at":"2026-05-18T00:15:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.06257","created_at":"2026-05-18T00:15:13Z"},{"alias_kind":"pith_short_12","alias_value":"D6OOEPRW4YFZ","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"D6OOEPRW4YFZ4JK7","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"D6OOEPRW","created_at":"2026-05-18T12:32:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:D6OOEPRW4YFZ4JK7SNHYKLBK53","target":"record","payload":{"canonical_record":{"source":{"id":"1805.06257","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-05-16T11:55:31Z","cross_cats_sorted":[],"title_canon_sha256":"48b8581543e8c45ed08566a2db6991566392be9bb4cea7442df8bbdd70be89ef","abstract_canon_sha256":"4b2fdcff31f2fe64a79289efc3279a91b17ce86a6f0c84e18ea3bc22217ceab7"},"schema_version":"1.0"},"canonical_sha256":"1f9ce23e36e60b9e255f934f852c2aeee8e391d66bdf3ee365b591c50bd7a2b7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:15:13.139261Z","signature_b64":"FVPpauxLPbYkb7nP55ArEulOsUjTLnbEkF6KZ2weZrIRC8JtQocVcuXA5MZEA2ysALsQPrV0EsxrMYJjWlECDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1f9ce23e36e60b9e255f934f852c2aeee8e391d66bdf3ee365b591c50bd7a2b7","last_reissued_at":"2026-05-18T00:15:13.138545Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:15:13.138545Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1805.06257","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":"2026-05-18T00:15:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CVJzls0M4ZNDEJhSDeNs3+zch+cm96qB2YfYPbIJYw1OC8pQl9u6OWwo22GgtwVfMD1QtcHhxWRBGdmxgzeiCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T17:00:29.853781Z"},"content_sha256":"bf86fafb5f2649279a28acf29f5de5611793ad7b9b9ed82e5c74a2df32156ce4","schema_version":"1.0","event_id":"sha256:bf86fafb5f2649279a28acf29f5de5611793ad7b9b9ed82e5c74a2df32156ce4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:D6OOEPRW4YFZ4JK7SNHYKLBK53","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Simultaneous Survey of Water and Class I Methanol Masers toward Red MSX Sources","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Chang-Hee Kim, Kee-Tae Kim, Yong-Sun Park","submitted_at":"2018-05-16T11:55:31Z","abstract_excerpt":"We report simultaneous single-dish surveys of 22 GHz H2O and 44 and 95 GHz class I CH3OH masers toward 299 Red MSX Sources in the protostellar stage. The detection rates are 45% at 22 GHz, 28% at 44 GHz, and 23% at 95 GHz. There are 15, 53, and 51 new discoveries at 22, 44, and 95 GHz, respectively. We detect high-velocity (>30 km/s) features in 27 H2O maser sources. The 95 GHz maser emission is detected only in 44 GHz maser sources. The two transitions show strong correlations in the peak velocity, peak flux density, and isotropic maser luminosity, indicating that they are likely generated in"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.06257","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":"2026-05-18T00:15:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"d9lXdjOlmGUpIy91Aq3a6vfMwLwO9gcG0yxTUeabDTd7fC3qwILvQDsVjoCZesH44sD+sNOl6AVqSA8Qjo3UAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T17:00:29.854120Z"},"content_sha256":"d3fed47c054c3fec24fef7cb1c6650ebfaa09b76dd0312319d06ad3cea5018c2","schema_version":"1.0","event_id":"sha256:d3fed47c054c3fec24fef7cb1c6650ebfaa09b76dd0312319d06ad3cea5018c2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/D6OOEPRW4YFZ4JK7SNHYKLBK53/bundle.json","state_url":"https://pith.science/pith/D6OOEPRW4YFZ4JK7SNHYKLBK53/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/D6OOEPRW4YFZ4JK7SNHYKLBK53/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":"2026-06-27T17:00:29Z","links":{"resolver":"https://pith.science/pith/D6OOEPRW4YFZ4JK7SNHYKLBK53","bundle":"https://pith.science/pith/D6OOEPRW4YFZ4JK7SNHYKLBK53/bundle.json","state":"https://pith.science/pith/D6OOEPRW4YFZ4JK7SNHYKLBK53/state.json","well_known_bundle":"https://pith.science/.well-known/pith/D6OOEPRW4YFZ4JK7SNHYKLBK53/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:D6OOEPRW4YFZ4JK7SNHYKLBK53","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":"4b2fdcff31f2fe64a79289efc3279a91b17ce86a6f0c84e18ea3bc22217ceab7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-05-16T11:55:31Z","title_canon_sha256":"48b8581543e8c45ed08566a2db6991566392be9bb4cea7442df8bbdd70be89ef"},"schema_version":"1.0","source":{"id":"1805.06257","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.06257","created_at":"2026-05-18T00:15:13Z"},{"alias_kind":"arxiv_version","alias_value":"1805.06257v1","created_at":"2026-05-18T00:15:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.06257","created_at":"2026-05-18T00:15:13Z"},{"alias_kind":"pith_short_12","alias_value":"D6OOEPRW4YFZ","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"D6OOEPRW4YFZ4JK7","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"D6OOEPRW","created_at":"2026-05-18T12:32:19Z"}],"graph_snapshots":[{"event_id":"sha256:d3fed47c054c3fec24fef7cb1c6650ebfaa09b76dd0312319d06ad3cea5018c2","target":"graph","created_at":"2026-05-18T00:15:13Z","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 simultaneous single-dish surveys of 22 GHz H2O and 44 and 95 GHz class I CH3OH masers toward 299 Red MSX Sources in the protostellar stage. The detection rates are 45% at 22 GHz, 28% at 44 GHz, and 23% at 95 GHz. There are 15, 53, and 51 new discoveries at 22, 44, and 95 GHz, respectively. We detect high-velocity (>30 km/s) features in 27 H2O maser sources. The 95 GHz maser emission is detected only in 44 GHz maser sources. The two transitions show strong correlations in the peak velocity, peak flux density, and isotropic maser luminosity, indicating that they are likely generated in","authors_text":"Chang-Hee Kim, Kee-Tae Kim, Yong-Sun Park","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-05-16T11:55:31Z","title":"Simultaneous Survey of Water and Class I Methanol Masers toward Red MSX Sources"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.06257","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:bf86fafb5f2649279a28acf29f5de5611793ad7b9b9ed82e5c74a2df32156ce4","target":"record","created_at":"2026-05-18T00:15:13Z","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":"4b2fdcff31f2fe64a79289efc3279a91b17ce86a6f0c84e18ea3bc22217ceab7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-05-16T11:55:31Z","title_canon_sha256":"48b8581543e8c45ed08566a2db6991566392be9bb4cea7442df8bbdd70be89ef"},"schema_version":"1.0","source":{"id":"1805.06257","kind":"arxiv","version":1}},"canonical_sha256":"1f9ce23e36e60b9e255f934f852c2aeee8e391d66bdf3ee365b591c50bd7a2b7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1f9ce23e36e60b9e255f934f852c2aeee8e391d66bdf3ee365b591c50bd7a2b7","first_computed_at":"2026-05-18T00:15:13.138545Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:15:13.138545Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FVPpauxLPbYkb7nP55ArEulOsUjTLnbEkF6KZ2weZrIRC8JtQocVcuXA5MZEA2ysALsQPrV0EsxrMYJjWlECDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:15:13.139261Z","signed_message":"canonical_sha256_bytes"},"source_id":"1805.06257","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bf86fafb5f2649279a28acf29f5de5611793ad7b9b9ed82e5c74a2df32156ce4","sha256:d3fed47c054c3fec24fef7cb1c6650ebfaa09b76dd0312319d06ad3cea5018c2"],"state_sha256":"eb8e7715aa1dd306ce3c457b412ecbf1ed1850311263cf104d4b6e555ace63c8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"InfclRTt7BlFskRdlYbVozJlNW1rBgBLU1Qy3FuGemdsI/FQpWKD+kyU30cvZSxi8bwaoKvNEQMYA7fupRLiCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-27T17:00:29.855972Z","bundle_sha256":"c1f9f9642d9fc7aae503d3160522e3b7ba0f65aeb955a6c5c468132c140f68d1"}}