{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:EGVXUCYNAG5JKAV66AFZZXNYUB","short_pith_number":"pith:EGVXUCYN","canonical_record":{"source":{"id":"1810.01597","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-10-03T06:19:55Z","cross_cats_sorted":[],"title_canon_sha256":"0271fbfdd4e31862e3518fe78c48bfeb5c7483fc72c597c9a2fd2a7b41180378","abstract_canon_sha256":"88cf02a8c343332d8a90f93ebe2734b6dfe766ac3b21e3cbc4ccc83700f7b91a"},"schema_version":"1.0"},"canonical_sha256":"21ab7a0b0d01ba9502bef00b9cddb8a07b32728d1ec477aed2a7892095239003","source":{"kind":"arxiv","id":"1810.01597","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.01597","created_at":"2026-05-17T23:49:41Z"},{"alias_kind":"arxiv_version","alias_value":"1810.01597v1","created_at":"2026-05-17T23:49:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.01597","created_at":"2026-05-17T23:49:41Z"},{"alias_kind":"pith_short_12","alias_value":"EGVXUCYNAG5J","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_16","alias_value":"EGVXUCYNAG5JKAV6","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_8","alias_value":"EGVXUCYN","created_at":"2026-05-18T12:32:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:EGVXUCYNAG5JKAV66AFZZXNYUB","target":"record","payload":{"canonical_record":{"source":{"id":"1810.01597","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-10-03T06:19:55Z","cross_cats_sorted":[],"title_canon_sha256":"0271fbfdd4e31862e3518fe78c48bfeb5c7483fc72c597c9a2fd2a7b41180378","abstract_canon_sha256":"88cf02a8c343332d8a90f93ebe2734b6dfe766ac3b21e3cbc4ccc83700f7b91a"},"schema_version":"1.0"},"canonical_sha256":"21ab7a0b0d01ba9502bef00b9cddb8a07b32728d1ec477aed2a7892095239003","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:49:41.065351Z","signature_b64":"p2SPm6RbmrUcUu593GRkKwoUyyyz9IlCWRF+e3LiKcXqfvGk4TjKzDerT5rv1VdoERY3RO50PcWbaQJba6OlAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"21ab7a0b0d01ba9502bef00b9cddb8a07b32728d1ec477aed2a7892095239003","last_reissued_at":"2026-05-17T23:49:41.064762Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:49:41.064762Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1810.01597","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":"2026-05-17T23:49:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Gf9wgy2xRW8RYWBuQRQY8ecunORjErqGYBhj4AhuZ6Skchxj7ADdLCfuenZ5i5n/sbJRLE66jzd4HZCmETDLDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T02:04:57.441945Z"},"content_sha256":"340cd55dffcae4bf01258b4a2391e845453ef3a7a556017703e80d08c7a29596","schema_version":"1.0","event_id":"sha256:340cd55dffcae4bf01258b4a2391e845453ef3a7a556017703e80d08c7a29596"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:EGVXUCYNAG5JKAV66AFZZXNYUB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Gas infall in the massive star formation core G192.16-3.84","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Mengyao Tang, Sheng-Li Qin, Tie Liu, Yuefang Wu","submitted_at":"2018-10-03T06:19:55Z","abstract_excerpt":"Previous observations have revealed an accretion disk and outflow motion in high-mass star-forming region G192.16-3.84. While collapse have not been reported before. We present here molecular line and continuum observations toward massive core G192.16-3.84 with the Submillimeter Array. C$^{18}$O(2-1) and HCO$^{+}$(3-2) lines show pronounced blue profiles, indicating gas infalling in this region. This is the first time that the infall motion has been reported in G192.16-3.84 core. Two-layer model fitting gave infall velocities of 2.0$\\pm$0.2 and 2.8$\\pm$0.1 km s$^{-1}$. Assuming that the cloud "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.01597","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":"2026-05-17T23:49:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"69p1LDSuT/n2ZQukD0c5Eyh42pohU7sNQZEom4fDewCXWpQVoJfM01dHQIE4a7hbF69PG+a0EsW7dK76J2kzAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T02:04:57.442614Z"},"content_sha256":"c06cf6a9f1c01286708901c8d614dcc4c8754ac607949685e723caa3748715cf","schema_version":"1.0","event_id":"sha256:c06cf6a9f1c01286708901c8d614dcc4c8754ac607949685e723caa3748715cf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EGVXUCYNAG5JKAV66AFZZXNYUB/bundle.json","state_url":"https://pith.science/pith/EGVXUCYNAG5JKAV66AFZZXNYUB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EGVXUCYNAG5JKAV66AFZZXNYUB/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":"2026-06-08T02:04:57Z","links":{"resolver":"https://pith.science/pith/EGVXUCYNAG5JKAV66AFZZXNYUB","bundle":"https://pith.science/pith/EGVXUCYNAG5JKAV66AFZZXNYUB/bundle.json","state":"https://pith.science/pith/EGVXUCYNAG5JKAV66AFZZXNYUB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EGVXUCYNAG5JKAV66AFZZXNYUB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:EGVXUCYNAG5JKAV66AFZZXNYUB","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":"88cf02a8c343332d8a90f93ebe2734b6dfe766ac3b21e3cbc4ccc83700f7b91a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-10-03T06:19:55Z","title_canon_sha256":"0271fbfdd4e31862e3518fe78c48bfeb5c7483fc72c597c9a2fd2a7b41180378"},"schema_version":"1.0","source":{"id":"1810.01597","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.01597","created_at":"2026-05-17T23:49:41Z"},{"alias_kind":"arxiv_version","alias_value":"1810.01597v1","created_at":"2026-05-17T23:49:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.01597","created_at":"2026-05-17T23:49:41Z"},{"alias_kind":"pith_short_12","alias_value":"EGVXUCYNAG5J","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_16","alias_value":"EGVXUCYNAG5JKAV6","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_8","alias_value":"EGVXUCYN","created_at":"2026-05-18T12:32:22Z"}],"graph_snapshots":[{"event_id":"sha256:c06cf6a9f1c01286708901c8d614dcc4c8754ac607949685e723caa3748715cf","target":"graph","created_at":"2026-05-17T23:49:41Z","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":"Previous observations have revealed an accretion disk and outflow motion in high-mass star-forming region G192.16-3.84. While collapse have not been reported before. We present here molecular line and continuum observations toward massive core G192.16-3.84 with the Submillimeter Array. C$^{18}$O(2-1) and HCO$^{+}$(3-2) lines show pronounced blue profiles, indicating gas infalling in this region. This is the first time that the infall motion has been reported in G192.16-3.84 core. Two-layer model fitting gave infall velocities of 2.0$\\pm$0.2 and 2.8$\\pm$0.1 km s$^{-1}$. Assuming that the cloud ","authors_text":"Mengyao Tang, Sheng-Li Qin, Tie Liu, Yuefang Wu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-10-03T06:19:55Z","title":"Gas infall in the massive star formation core G192.16-3.84"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.01597","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":"sha256:340cd55dffcae4bf01258b4a2391e845453ef3a7a556017703e80d08c7a29596","target":"record","created_at":"2026-05-17T23:49:41Z","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":"88cf02a8c343332d8a90f93ebe2734b6dfe766ac3b21e3cbc4ccc83700f7b91a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-10-03T06:19:55Z","title_canon_sha256":"0271fbfdd4e31862e3518fe78c48bfeb5c7483fc72c597c9a2fd2a7b41180378"},"schema_version":"1.0","source":{"id":"1810.01597","kind":"arxiv","version":1}},"canonical_sha256":"21ab7a0b0d01ba9502bef00b9cddb8a07b32728d1ec477aed2a7892095239003","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"21ab7a0b0d01ba9502bef00b9cddb8a07b32728d1ec477aed2a7892095239003","first_computed_at":"2026-05-17T23:49:41.064762Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:49:41.064762Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"p2SPm6RbmrUcUu593GRkKwoUyyyz9IlCWRF+e3LiKcXqfvGk4TjKzDerT5rv1VdoERY3RO50PcWbaQJba6OlAw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:49:41.065351Z","signed_message":"canonical_sha256_bytes"},"source_id":"1810.01597","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:340cd55dffcae4bf01258b4a2391e845453ef3a7a556017703e80d08c7a29596","sha256:c06cf6a9f1c01286708901c8d614dcc4c8754ac607949685e723caa3748715cf"],"state_sha256":"eb516acc7f2e3fd3aef237562e314fb086820e86b034b0dc149c9bc578454835"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ibahg8p5JiMYUmORWBYyHDAcslJGLMAdxP4hr05bH7MnHqNiMah3KCVVtIgF9Z55CkPubJHW4Sxz9UwI0vzWAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T02:04:57.446716Z","bundle_sha256":"f5dd7c1c0a801f9864b07b14813d948c7667d57b996e6db27d01e8eec4bfd5d2"}}