{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:L3TDFI4VC2PIXWP44FYBTEPJHH","short_pith_number":"pith:L3TDFI4V","canonical_record":{"source":{"id":"2212.05633","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-12-11T23:58:59Z","cross_cats_sorted":["astro-ph.HE","astro-ph.SR"],"title_canon_sha256":"24f269e4fefde236b2a602456ccd1e6d646d4796cd24d2369ec60fa5298a941e","abstract_canon_sha256":"35b9f54206ec03a6f86dea80691ea310e5c144785575a8fdcc4d70c3f6e17f29"},"schema_version":"1.0"},"canonical_sha256":"5ee632a395169e8bd9fce1701991e939e4546eade0e759192a8b29f8d304ce83","source":{"kind":"arxiv","id":"2212.05633","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2212.05633","created_at":"2026-07-05T05:30:20Z"},{"alias_kind":"arxiv_version","alias_value":"2212.05633v1","created_at":"2026-07-05T05:30:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.05633","created_at":"2026-07-05T05:30:20Z"},{"alias_kind":"pith_short_12","alias_value":"L3TDFI4VC2PI","created_at":"2026-07-05T05:30:20Z"},{"alias_kind":"pith_short_16","alias_value":"L3TDFI4VC2PIXWP4","created_at":"2026-07-05T05:30:20Z"},{"alias_kind":"pith_short_8","alias_value":"L3TDFI4V","created_at":"2026-07-05T05:30:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:L3TDFI4VC2PIXWP44FYBTEPJHH","target":"record","payload":{"canonical_record":{"source":{"id":"2212.05633","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-12-11T23:58:59Z","cross_cats_sorted":["astro-ph.HE","astro-ph.SR"],"title_canon_sha256":"24f269e4fefde236b2a602456ccd1e6d646d4796cd24d2369ec60fa5298a941e","abstract_canon_sha256":"35b9f54206ec03a6f86dea80691ea310e5c144785575a8fdcc4d70c3f6e17f29"},"schema_version":"1.0"},"canonical_sha256":"5ee632a395169e8bd9fce1701991e939e4546eade0e759192a8b29f8d304ce83","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:30:20.067504Z","signature_b64":"9oH13KvR1lBUxGxhCdIfbyq7G/QAP/h5ZS7OWkQtrZnlWsA6Kwpi78xRZt7FmNJ51KzFIC9ubnYAoGVBMILGDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5ee632a395169e8bd9fce1701991e939e4546eade0e759192a8b29f8d304ce83","last_reissued_at":"2026-07-05T05:30:20.067120Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:30:20.067120Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2212.05633","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":"2026-07-05T05:30:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"e7//tv8eR74iVPbIaWbZfBtkEw8gRArx/0Fix8fmfgWhWs38UTa4nvGn8d5/Befcltg1j/lFY756ErAVaAaEBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T18:41:37.925843Z"},"content_sha256":"6f91f6760c10cd4ceba473894d6699a574a18a9a250ad7678cedb9d498e02c83","schema_version":"1.0","event_id":"sha256:6f91f6760c10cd4ceba473894d6699a574a18a9a250ad7678cedb9d498e02c83"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:L3TDFI4VC2PIXWP44FYBTEPJHH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Clustered Formation of Massive Stars within an Ionized Rotating Disk","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.HE","astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"Adam Ginsburg, Andr\\'es Izquierdo, Carlos Carrasco-Gonz\\'alez, Charles J. Law, Eric Keto, Hauyu Baobab Liu, Paul T. P. Ho, Qizhou Zhang, Roberto Galv\\'an-Madrid, Thomas Peters","submitted_at":"2022-12-11T23:58:59Z","abstract_excerpt":"We present ALMA observations with a 800 au resolution and radiative-transfer modelling of the inner part ($r\\approx6000$ au) of the ionized accretion flow around a compact star cluster in formation at the center of the luminous ultra-compact (UC) HII region G10.6-0.4. We modeled the flow with an ionized Keplerian disk with and without radial motions in its outer part, or with an external Ulrich envelope. The MCMC fits to the data give total stellar masses $M_\\star$ from 120 to $200~M_\\odot$, with much smaller ionized-gas masses $M_\\mathrm{ion-gas} = 0.2$ to $0.25~M_\\odot$. The stellar mass is "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.05633","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/2212.05633/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":"2026-07-05T05:30:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ha4fzPD4ZOcAPiuCNpis82dFW4tzJ/IPBfAUjC/rTLmDEAoKlTMfxV0pgFiRFungqF6vN3P7d7/moJt/cRs7Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T18:41:37.926783Z"},"content_sha256":"a2eee549ab50335a132ffe4e37365c9197a757481223f2560f52ed5252bee233","schema_version":"1.0","event_id":"sha256:a2eee549ab50335a132ffe4e37365c9197a757481223f2560f52ed5252bee233"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/L3TDFI4VC2PIXWP44FYBTEPJHH/bundle.json","state_url":"https://pith.science/pith/L3TDFI4VC2PIXWP44FYBTEPJHH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/L3TDFI4VC2PIXWP44FYBTEPJHH/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":"2026-08-09T18:41:37Z","links":{"resolver":"https://pith.science/pith/L3TDFI4VC2PIXWP44FYBTEPJHH","bundle":"https://pith.science/pith/L3TDFI4VC2PIXWP44FYBTEPJHH/bundle.json","state":"https://pith.science/pith/L3TDFI4VC2PIXWP44FYBTEPJHH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/L3TDFI4VC2PIXWP44FYBTEPJHH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:L3TDFI4VC2PIXWP44FYBTEPJHH","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":"35b9f54206ec03a6f86dea80691ea310e5c144785575a8fdcc4d70c3f6e17f29","cross_cats_sorted":["astro-ph.HE","astro-ph.SR"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-12-11T23:58:59Z","title_canon_sha256":"24f269e4fefde236b2a602456ccd1e6d646d4796cd24d2369ec60fa5298a941e"},"schema_version":"1.0","source":{"id":"2212.05633","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2212.05633","created_at":"2026-07-05T05:30:20Z"},{"alias_kind":"arxiv_version","alias_value":"2212.05633v1","created_at":"2026-07-05T05:30:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.05633","created_at":"2026-07-05T05:30:20Z"},{"alias_kind":"pith_short_12","alias_value":"L3TDFI4VC2PI","created_at":"2026-07-05T05:30:20Z"},{"alias_kind":"pith_short_16","alias_value":"L3TDFI4VC2PIXWP4","created_at":"2026-07-05T05:30:20Z"},{"alias_kind":"pith_short_8","alias_value":"L3TDFI4V","created_at":"2026-07-05T05:30:20Z"}],"graph_snapshots":[{"event_id":"sha256:a2eee549ab50335a132ffe4e37365c9197a757481223f2560f52ed5252bee233","target":"graph","created_at":"2026-07-05T05:30:20Z","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/2212.05633/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present ALMA observations with a 800 au resolution and radiative-transfer modelling of the inner part ($r\\approx6000$ au) of the ionized accretion flow around a compact star cluster in formation at the center of the luminous ultra-compact (UC) HII region G10.6-0.4. We modeled the flow with an ionized Keplerian disk with and without radial motions in its outer part, or with an external Ulrich envelope. The MCMC fits to the data give total stellar masses $M_\\star$ from 120 to $200~M_\\odot$, with much smaller ionized-gas masses $M_\\mathrm{ion-gas} = 0.2$ to $0.25~M_\\odot$. The stellar mass is ","authors_text":"Adam Ginsburg, Andr\\'es Izquierdo, Carlos Carrasco-Gonz\\'alez, Charles J. Law, Eric Keto, Hauyu Baobab Liu, Paul T. P. Ho, Qizhou Zhang, Roberto Galv\\'an-Madrid, Thomas Peters","cross_cats":["astro-ph.HE","astro-ph.SR"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-12-11T23:58:59Z","title":"Clustered Formation of Massive Stars within an Ionized Rotating Disk"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.05633","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":"sha256:6f91f6760c10cd4ceba473894d6699a574a18a9a250ad7678cedb9d498e02c83","target":"record","created_at":"2026-07-05T05:30:20Z","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":"35b9f54206ec03a6f86dea80691ea310e5c144785575a8fdcc4d70c3f6e17f29","cross_cats_sorted":["astro-ph.HE","astro-ph.SR"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-12-11T23:58:59Z","title_canon_sha256":"24f269e4fefde236b2a602456ccd1e6d646d4796cd24d2369ec60fa5298a941e"},"schema_version":"1.0","source":{"id":"2212.05633","kind":"arxiv","version":1}},"canonical_sha256":"5ee632a395169e8bd9fce1701991e939e4546eade0e759192a8b29f8d304ce83","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5ee632a395169e8bd9fce1701991e939e4546eade0e759192a8b29f8d304ce83","first_computed_at":"2026-07-05T05:30:20.067120Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:30:20.067120Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9oH13KvR1lBUxGxhCdIfbyq7G/QAP/h5ZS7OWkQtrZnlWsA6Kwpi78xRZt7FmNJ51KzFIC9ubnYAoGVBMILGDw==","signature_status":"signed_v1","signed_at":"2026-07-05T05:30:20.067504Z","signed_message":"canonical_sha256_bytes"},"source_id":"2212.05633","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6f91f6760c10cd4ceba473894d6699a574a18a9a250ad7678cedb9d498e02c83","sha256:a2eee549ab50335a132ffe4e37365c9197a757481223f2560f52ed5252bee233"],"state_sha256":"80f22e8625eaeeacdc8d7db142c192ce53d56d111616a1e9100704ff1c1c704a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nFEzIEozVA3ywMXtH6vrHRi10sofu6orABbny2iuybRXjXDs48QpBKbLGF0wXVVtIv9zBUZEsdGfZ85PF39aAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T18:41:37.933021Z","bundle_sha256":"5e27430caade9f78797513bcae6dbf4de10cb279a9d102e2e869712393ece93c"}}