{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:56BLPHPN3TMPWS26S4JDI26QMZ","short_pith_number":"pith:56BLPHPN","canonical_record":{"source":{"id":"2503.05094","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-03-07T02:25:28Z","cross_cats_sorted":[],"title_canon_sha256":"50b0033831296c8a8f8d94a767414f995e3adae7249dec723a477bf4c99e5278","abstract_canon_sha256":"98466e8df64c42086b5f625dae2a1d42684c1ffae7d550113934db410d429fe0"},"schema_version":"1.0"},"canonical_sha256":"ef82b79deddcd8fb4b5e9712346bd0665e49e18e44e7d10982941d4c7f0e6b97","source":{"kind":"arxiv","id":"2503.05094","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2503.05094","created_at":"2026-07-05T10:26:20Z"},{"alias_kind":"arxiv_version","alias_value":"2503.05094v1","created_at":"2026-07-05T10:26:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.05094","created_at":"2026-07-05T10:26:20Z"},{"alias_kind":"pith_short_12","alias_value":"56BLPHPN3TMP","created_at":"2026-07-05T10:26:20Z"},{"alias_kind":"pith_short_16","alias_value":"56BLPHPN3TMPWS26","created_at":"2026-07-05T10:26:20Z"},{"alias_kind":"pith_short_8","alias_value":"56BLPHPN","created_at":"2026-07-05T10:26:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:56BLPHPN3TMPWS26S4JDI26QMZ","target":"record","payload":{"canonical_record":{"source":{"id":"2503.05094","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-03-07T02:25:28Z","cross_cats_sorted":[],"title_canon_sha256":"50b0033831296c8a8f8d94a767414f995e3adae7249dec723a477bf4c99e5278","abstract_canon_sha256":"98466e8df64c42086b5f625dae2a1d42684c1ffae7d550113934db410d429fe0"},"schema_version":"1.0"},"canonical_sha256":"ef82b79deddcd8fb4b5e9712346bd0665e49e18e44e7d10982941d4c7f0e6b97","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:26:20.569981Z","signature_b64":"Mn46tIrbhHmxkueS8p3UV1gzmo5Bt+o8zhh1wY0IPWPiOI1RiERhwXI9Hp98gzUDKgKIwbk2yRar1JjWvvVyBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ef82b79deddcd8fb4b5e9712346bd0665e49e18e44e7d10982941d4c7f0e6b97","last_reissued_at":"2026-07-05T10:26:20.569482Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:26:20.569482Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2503.05094","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":"2026-07-05T10:26:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OAcfjnMDnDokCw7uGdfMvUE6ciycH6ege+Umol0l9UYTJvWGXMJA58bFZo1kquuvxNFyA8620uylhhwMSLEDDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T07:04:47.584673Z"},"content_sha256":"be3d1b7ed9949f0cf8339330554d2edd67a3a801c950a2dd2cdf7285fececc8a","schema_version":"1.0","event_id":"sha256:be3d1b7ed9949f0cf8339330554d2edd67a3a801c950a2dd2cdf7285fececc8a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:56BLPHPN3TMPWS26S4JDI26QMZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Digging into the Interior of Hot Cores with ALMA (DIHCA). V. Deuterium Fractionation of Methanol","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Fernando A. Olguin, Fumitaka Nakamura, Hongda Ke, Huei-Ru Vivien Chen, Kaho Morii, Ken'ichi Tatematsu, Kenji Furuya, Kotomi Taniguchi, Kousuke Ishihara, Nami Sakai, Nobuhito Shiomura, Patricio Sanhueza, Qizhou Zhang, Satoshi Yamamoto, Shanghuo Li, Takeshi Sakai, Tomoya Hirota, Xing Lu, Yuri Aikawa","submitted_at":"2025-03-07T02:25:28Z","abstract_excerpt":"We have observed the $^{13}$CH$_3$OH $5_1-4_1$ A$^+$, $^{13}$CH$_3$OH $14_1-13_2$ A$^-$, and CH$_2$DOH $8_{2,6}-8_{1,7}$ $e_0$ lines toward 24 high-mass star-forming regions by using Atacama Large Millimeter/submillimeter Array (ALMA) with an angular resolution of about 0$^{\\prime\\prime}$.3. This resolution corresponds to a linear scale of 400-1600 au, allowing us to resolve individual cores properly. We detected the $^{13}$CH$_3$OH and CH$_2$DOH emission near the continuum peaks in many of these regions. From the two $^{13}$CH$_3$OH lines, we calculated the temperature toward the $^{13}$CH$_3"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.05094","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2503.05094/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":"2026-07-05T10:26:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pgqv3Q5YfNdTEoKYBu3aXMxFyt7OKxwcNiIg5siLHMSOdw1wGagWa/xOyh6yRcVUXUa5HkjIWZPHNlYDa3B9Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T07:04:47.585041Z"},"content_sha256":"ce596142bdd61155972ca15f43d7a16bd127f943c522401b55e3e94631bb70e2","schema_version":"1.0","event_id":"sha256:ce596142bdd61155972ca15f43d7a16bd127f943c522401b55e3e94631bb70e2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/56BLPHPN3TMPWS26S4JDI26QMZ/bundle.json","state_url":"https://pith.science/pith/56BLPHPN3TMPWS26S4JDI26QMZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/56BLPHPN3TMPWS26S4JDI26QMZ/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":"2026-07-07T07:04:47Z","links":{"resolver":"https://pith.science/pith/56BLPHPN3TMPWS26S4JDI26QMZ","bundle":"https://pith.science/pith/56BLPHPN3TMPWS26S4JDI26QMZ/bundle.json","state":"https://pith.science/pith/56BLPHPN3TMPWS26S4JDI26QMZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/56BLPHPN3TMPWS26S4JDI26QMZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:56BLPHPN3TMPWS26S4JDI26QMZ","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":"98466e8df64c42086b5f625dae2a1d42684c1ffae7d550113934db410d429fe0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-03-07T02:25:28Z","title_canon_sha256":"50b0033831296c8a8f8d94a767414f995e3adae7249dec723a477bf4c99e5278"},"schema_version":"1.0","source":{"id":"2503.05094","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2503.05094","created_at":"2026-07-05T10:26:20Z"},{"alias_kind":"arxiv_version","alias_value":"2503.05094v1","created_at":"2026-07-05T10:26:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.05094","created_at":"2026-07-05T10:26:20Z"},{"alias_kind":"pith_short_12","alias_value":"56BLPHPN3TMP","created_at":"2026-07-05T10:26:20Z"},{"alias_kind":"pith_short_16","alias_value":"56BLPHPN3TMPWS26","created_at":"2026-07-05T10:26:20Z"},{"alias_kind":"pith_short_8","alias_value":"56BLPHPN","created_at":"2026-07-05T10:26:20Z"}],"graph_snapshots":[{"event_id":"sha256:ce596142bdd61155972ca15f43d7a16bd127f943c522401b55e3e94631bb70e2","target":"graph","created_at":"2026-07-05T10:26:20Z","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/2503.05094/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We have observed the $^{13}$CH$_3$OH $5_1-4_1$ A$^+$, $^{13}$CH$_3$OH $14_1-13_2$ A$^-$, and CH$_2$DOH $8_{2,6}-8_{1,7}$ $e_0$ lines toward 24 high-mass star-forming regions by using Atacama Large Millimeter/submillimeter Array (ALMA) with an angular resolution of about 0$^{\\prime\\prime}$.3. This resolution corresponds to a linear scale of 400-1600 au, allowing us to resolve individual cores properly. We detected the $^{13}$CH$_3$OH and CH$_2$DOH emission near the continuum peaks in many of these regions. From the two $^{13}$CH$_3$OH lines, we calculated the temperature toward the $^{13}$CH$_3","authors_text":"Fernando A. Olguin, Fumitaka Nakamura, Hongda Ke, Huei-Ru Vivien Chen, Kaho Morii, Ken'ichi Tatematsu, Kenji Furuya, Kotomi Taniguchi, Kousuke Ishihara, Nami Sakai, Nobuhito Shiomura, Patricio Sanhueza, Qizhou Zhang, Satoshi Yamamoto, Shanghuo Li, Takeshi Sakai, Tomoya Hirota, Xing Lu, Yuri Aikawa","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-03-07T02:25:28Z","title":"Digging into the Interior of Hot Cores with ALMA (DIHCA). V. Deuterium Fractionation of Methanol"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.05094","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:be3d1b7ed9949f0cf8339330554d2edd67a3a801c950a2dd2cdf7285fececc8a","target":"record","created_at":"2026-07-05T10:26:20Z","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":"98466e8df64c42086b5f625dae2a1d42684c1ffae7d550113934db410d429fe0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-03-07T02:25:28Z","title_canon_sha256":"50b0033831296c8a8f8d94a767414f995e3adae7249dec723a477bf4c99e5278"},"schema_version":"1.0","source":{"id":"2503.05094","kind":"arxiv","version":1}},"canonical_sha256":"ef82b79deddcd8fb4b5e9712346bd0665e49e18e44e7d10982941d4c7f0e6b97","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ef82b79deddcd8fb4b5e9712346bd0665e49e18e44e7d10982941d4c7f0e6b97","first_computed_at":"2026-07-05T10:26:20.569482Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:26:20.569482Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Mn46tIrbhHmxkueS8p3UV1gzmo5Bt+o8zhh1wY0IPWPiOI1RiERhwXI9Hp98gzUDKgKIwbk2yRar1JjWvvVyBg==","signature_status":"signed_v1","signed_at":"2026-07-05T10:26:20.569981Z","signed_message":"canonical_sha256_bytes"},"source_id":"2503.05094","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:be3d1b7ed9949f0cf8339330554d2edd67a3a801c950a2dd2cdf7285fececc8a","sha256:ce596142bdd61155972ca15f43d7a16bd127f943c522401b55e3e94631bb70e2"],"state_sha256":"85ac5916fd7d5f5c35fab548dcd3053f76ed5dfa9f853d00ded7a8a7364742d9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dXjOqllysdQi0OQVscd1NM5y4sbomE7un4TCTVO5KHRtDDh3eqT6J1kaiRxgF1/oF/nISC4wt3bQBkFFz9YwAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T07:04:47.587221Z","bundle_sha256":"793d2a81f39506ede8088a4d8795da96c9c9794f361c3bde639cc30a4275bba3"}}