{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:RBVGHHMZHCNLIKEY2VQJLB5TJG","short_pith_number":"pith:RBVGHHMZ","canonical_record":{"source":{"id":"1601.00362","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-01-04T01:42:48Z","cross_cats_sorted":[],"title_canon_sha256":"271de1cc49cd89596136621bf41b8dd685cd74c9cc20f2aa7248cbf8a2d5aad0","abstract_canon_sha256":"f40e7e48bd517b46ff555f601ee8b791a1fe3627ddb8269a675beeacf72c628d"},"schema_version":"1.0"},"canonical_sha256":"886a639d99389ab42898d5609587b349a0a46bcfe0b1497c953d8f5afb2c66b3","source":{"kind":"arxiv","id":"1601.00362","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1601.00362","created_at":"2026-07-05T00:57:47Z"},{"alias_kind":"arxiv_version","alias_value":"1601.00362v2","created_at":"2026-07-05T00:57:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.00362","created_at":"2026-07-05T00:57:47Z"},{"alias_kind":"pith_short_12","alias_value":"RBVGHHMZHCNL","created_at":"2026-07-05T00:57:47Z"},{"alias_kind":"pith_short_16","alias_value":"RBVGHHMZHCNLIKEY","created_at":"2026-07-05T00:57:47Z"},{"alias_kind":"pith_short_8","alias_value":"RBVGHHMZ","created_at":"2026-07-05T00:57:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:RBVGHHMZHCNLIKEY2VQJLB5TJG","target":"record","payload":{"canonical_record":{"source":{"id":"1601.00362","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-01-04T01:42:48Z","cross_cats_sorted":[],"title_canon_sha256":"271de1cc49cd89596136621bf41b8dd685cd74c9cc20f2aa7248cbf8a2d5aad0","abstract_canon_sha256":"f40e7e48bd517b46ff555f601ee8b791a1fe3627ddb8269a675beeacf72c628d"},"schema_version":"1.0"},"canonical_sha256":"886a639d99389ab42898d5609587b349a0a46bcfe0b1497c953d8f5afb2c66b3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:57:47.562073Z","signature_b64":"eAMmjMyK78KGgKo0bk+wGowolK7MmHzc6qpP9ORcQcopPKXQSKJl2GbRMckYAtd+BB7j7dEMMzZuPvPuFq/LAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"886a639d99389ab42898d5609587b349a0a46bcfe0b1497c953d8f5afb2c66b3","last_reissued_at":"2026-07-05T00:57:47.561595Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:57:47.561595Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1601.00362","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":"2026-07-05T00:57:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2JFW5+HHWrky9FqqvroTQhx9fTOhF3JYicQ3tw/IX26xPmEgrw7ASSwB2xldOzm0pPbEoIM3zrODqNfTYhZ2AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T19:12:57.883501Z"},"content_sha256":"6eef9f53da14eec9457c78bb5433ac181efe80092901231107660197dd45721d","schema_version":"1.0","event_id":"sha256:6eef9f53da14eec9457c78bb5433ac181efe80092901231107660197dd45721d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:RBVGHHMZHCNLIKEY2VQJLB5TJG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Angular Momentum of the N2H+ Cores in the Orion A Cloud","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Ken'ichi Tatematsu, Norikazu Mizuno, Patricio Sanhueza, Quang Nguyen Luong, Satoshi Ohashi, Tomofumi Umemoto","submitted_at":"2016-01-04T01:42:48Z","abstract_excerpt":"We have analyzed the angular momentum of the molecular cloud cores in the Orion A giant molecular cloud observed in the N2H+ J = 1-0 line with the Nobeyama 45 m radio telescope. We have measured the velocity gradient using position velocity diagrams passing through core centers, and made sinusoidal fitting against the position angle. 27 out of 34 N2H+ cores allowed us to measure the velocity gradient without serious confusion. The derived velocity gradient ranges from 0.5 to 7.8 km/s/pc. We marginally found that the specific angular momentum J/M (against the core radius R) of the Orion N2H+ co"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.00362","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1601.00362/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":"2026-07-05T00:57:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kb1Kbzg71G1aBQ0/rhZMOfn3OhYe7vlxnyg3BK3+7kdUSN3F+E7g/0FjkJQBWLlXDotPNSrmyazUFeq62DROBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T19:12:57.884002Z"},"content_sha256":"0857c0c22e0da1fc0e07fcdc576d921d4ba67ae396dbb6850ad4de44b4ccd1a5","schema_version":"1.0","event_id":"sha256:0857c0c22e0da1fc0e07fcdc576d921d4ba67ae396dbb6850ad4de44b4ccd1a5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RBVGHHMZHCNLIKEY2VQJLB5TJG/bundle.json","state_url":"https://pith.science/pith/RBVGHHMZHCNLIKEY2VQJLB5TJG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RBVGHHMZHCNLIKEY2VQJLB5TJG/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":"2026-08-01T19:12:57Z","links":{"resolver":"https://pith.science/pith/RBVGHHMZHCNLIKEY2VQJLB5TJG","bundle":"https://pith.science/pith/RBVGHHMZHCNLIKEY2VQJLB5TJG/bundle.json","state":"https://pith.science/pith/RBVGHHMZHCNLIKEY2VQJLB5TJG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RBVGHHMZHCNLIKEY2VQJLB5TJG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:RBVGHHMZHCNLIKEY2VQJLB5TJG","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":"f40e7e48bd517b46ff555f601ee8b791a1fe3627ddb8269a675beeacf72c628d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-01-04T01:42:48Z","title_canon_sha256":"271de1cc49cd89596136621bf41b8dd685cd74c9cc20f2aa7248cbf8a2d5aad0"},"schema_version":"1.0","source":{"id":"1601.00362","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1601.00362","created_at":"2026-07-05T00:57:47Z"},{"alias_kind":"arxiv_version","alias_value":"1601.00362v2","created_at":"2026-07-05T00:57:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.00362","created_at":"2026-07-05T00:57:47Z"},{"alias_kind":"pith_short_12","alias_value":"RBVGHHMZHCNL","created_at":"2026-07-05T00:57:47Z"},{"alias_kind":"pith_short_16","alias_value":"RBVGHHMZHCNLIKEY","created_at":"2026-07-05T00:57:47Z"},{"alias_kind":"pith_short_8","alias_value":"RBVGHHMZ","created_at":"2026-07-05T00:57:47Z"}],"graph_snapshots":[{"event_id":"sha256:0857c0c22e0da1fc0e07fcdc576d921d4ba67ae396dbb6850ad4de44b4ccd1a5","target":"graph","created_at":"2026-07-05T00:57:47Z","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/1601.00362/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We have analyzed the angular momentum of the molecular cloud cores in the Orion A giant molecular cloud observed in the N2H+ J = 1-0 line with the Nobeyama 45 m radio telescope. We have measured the velocity gradient using position velocity diagrams passing through core centers, and made sinusoidal fitting against the position angle. 27 out of 34 N2H+ cores allowed us to measure the velocity gradient without serious confusion. The derived velocity gradient ranges from 0.5 to 7.8 km/s/pc. We marginally found that the specific angular momentum J/M (against the core radius R) of the Orion N2H+ co","authors_text":"Ken'ichi Tatematsu, Norikazu Mizuno, Patricio Sanhueza, Quang Nguyen Luong, Satoshi Ohashi, Tomofumi Umemoto","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-01-04T01:42:48Z","title":"Angular Momentum of the N2H+ Cores in the Orion A Cloud"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.00362","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":"sha256:6eef9f53da14eec9457c78bb5433ac181efe80092901231107660197dd45721d","target":"record","created_at":"2026-07-05T00:57:47Z","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":"f40e7e48bd517b46ff555f601ee8b791a1fe3627ddb8269a675beeacf72c628d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-01-04T01:42:48Z","title_canon_sha256":"271de1cc49cd89596136621bf41b8dd685cd74c9cc20f2aa7248cbf8a2d5aad0"},"schema_version":"1.0","source":{"id":"1601.00362","kind":"arxiv","version":2}},"canonical_sha256":"886a639d99389ab42898d5609587b349a0a46bcfe0b1497c953d8f5afb2c66b3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"886a639d99389ab42898d5609587b349a0a46bcfe0b1497c953d8f5afb2c66b3","first_computed_at":"2026-07-05T00:57:47.561595Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:57:47.561595Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"eAMmjMyK78KGgKo0bk+wGowolK7MmHzc6qpP9ORcQcopPKXQSKJl2GbRMckYAtd+BB7j7dEMMzZuPvPuFq/LAg==","signature_status":"signed_v1","signed_at":"2026-07-05T00:57:47.562073Z","signed_message":"canonical_sha256_bytes"},"source_id":"1601.00362","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6eef9f53da14eec9457c78bb5433ac181efe80092901231107660197dd45721d","sha256:0857c0c22e0da1fc0e07fcdc576d921d4ba67ae396dbb6850ad4de44b4ccd1a5"],"state_sha256":"4ce574932a043049ca57d0f1ece2a5270e1160ca10842e9c9e24567821bfbbbf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Hqmn2kJGFjL41IajoLXQ+d/5kI4AXeFG8pdlWPbO8C8F67M+mi7J5BlWlg3qtDBv5u5IXpPHVhoSSrJba8jnCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-01T19:12:57.887880Z","bundle_sha256":"0d4210c5d97365cc75727a109543530c9ae3e1c0845c879c104ad51c5548976a"}}