{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:JXE7CDOGANURBY7OCRET6DXC2A","short_pith_number":"pith:JXE7CDOG","canonical_record":{"source":{"id":"2301.09917","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-01-24T10:56:51Z","cross_cats_sorted":[],"title_canon_sha256":"3c124738ef663ba0b2722c08aa83cdb5b4a705b9d95e4725d862dc9458d87f32","abstract_canon_sha256":"28bd27863a240cfa82e2792cc066ad245d7ad8d15eca12d5ac654eb22be46e29"},"schema_version":"1.0"},"canonical_sha256":"4dc9f10dc6036910e3ee14493f0ee2d0142a7af6717677196c13f30a8409308f","source":{"kind":"arxiv","id":"2301.09917","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2301.09917","created_at":"2026-07-05T05:37:49Z"},{"alias_kind":"arxiv_version","alias_value":"2301.09917v1","created_at":"2026-07-05T05:37:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2301.09917","created_at":"2026-07-05T05:37:49Z"},{"alias_kind":"pith_short_12","alias_value":"JXE7CDOGANUR","created_at":"2026-07-05T05:37:49Z"},{"alias_kind":"pith_short_16","alias_value":"JXE7CDOGANURBY7O","created_at":"2026-07-05T05:37:49Z"},{"alias_kind":"pith_short_8","alias_value":"JXE7CDOG","created_at":"2026-07-05T05:37:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:JXE7CDOGANURBY7OCRET6DXC2A","target":"record","payload":{"canonical_record":{"source":{"id":"2301.09917","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-01-24T10:56:51Z","cross_cats_sorted":[],"title_canon_sha256":"3c124738ef663ba0b2722c08aa83cdb5b4a705b9d95e4725d862dc9458d87f32","abstract_canon_sha256":"28bd27863a240cfa82e2792cc066ad245d7ad8d15eca12d5ac654eb22be46e29"},"schema_version":"1.0"},"canonical_sha256":"4dc9f10dc6036910e3ee14493f0ee2d0142a7af6717677196c13f30a8409308f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:37:49.813277Z","signature_b64":"v/sWrWR48y9zEq/Ik+VSBc8Bxn4Vym0yedimnfpSzbhw7ciRgYzSF5RDN7k0kd1mGgbgP00F0InOegFGCGMzDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4dc9f10dc6036910e3ee14493f0ee2d0142a7af6717677196c13f30a8409308f","last_reissued_at":"2026-07-05T05:37:49.812758Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:37:49.812758Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2301.09917","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":"2026-07-05T05:37:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CfVCAWt6fEqj0gd7HGMIGhtQVqIQn5ywG1oBkl0zuaS6LPJDNQWU3DsCnr9Lz+4ssYYvfkeMz++1Xo1rGmiSAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T21:34:53.663777Z"},"content_sha256":"a45aaa829d3e7728e2c6d59b962900f90180caecb2b4a43f5e30489a61c8888f","schema_version":"1.0","event_id":"sha256:a45aaa829d3e7728e2c6d59b962900f90180caecb2b4a43f5e30489a61c8888f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:JXE7CDOGANURBY7OCRET6DXC2A","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The SQUALO project (Star formation in QUiescent And Luminous Objects) I: clump-fed accretion mechanism in high-mass star-forming objects","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Avison, A. Traficante, B. M. Jones, D. Elia, E. Schisano, G. A. Fuller, K. L. J. Rygl, M. Benedettini, N. Peretto, R. J. Smith, S. Molinari, S. Pezzuto, T. Pillai","submitted_at":"2023-01-24T10:56:51Z","abstract_excerpt":"The formation mechanism of the most massive stars is far from completely understood. It is still unclear if the formation is core-fed or clump-fed, i.e. if the process is an extension of what happens in low-mass stars, or if the process is more dynamical such as a continuous, multi-scale accretion from the gas at parsec (or even larger) scales. In this context we introduce the SQUALO project, an ALMA 1.3 mm and 3 mm survey designed to investigate the properties of 13 massive clumps selected at various evolutionary stages, with the common feature that they all show evidence for accretion at the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2301.09917","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/2301.09917/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":"2026-07-05T05:37:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GPaA8CvKoWeJY6HFu+j+Xj99sOL+YubQcdd/XmbrHLvqlBOzOARnGiZ+3Z6s3rpsZjuxNzPPdFGjC27vgL3vCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T21:34:53.664354Z"},"content_sha256":"b992cb365a83634b9c322be666f6e018a7a531ad260da77290a89213488219e1","schema_version":"1.0","event_id":"sha256:b992cb365a83634b9c322be666f6e018a7a531ad260da77290a89213488219e1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JXE7CDOGANURBY7OCRET6DXC2A/bundle.json","state_url":"https://pith.science/pith/JXE7CDOGANURBY7OCRET6DXC2A/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JXE7CDOGANURBY7OCRET6DXC2A/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":"2026-08-10T21:34:53Z","links":{"resolver":"https://pith.science/pith/JXE7CDOGANURBY7OCRET6DXC2A","bundle":"https://pith.science/pith/JXE7CDOGANURBY7OCRET6DXC2A/bundle.json","state":"https://pith.science/pith/JXE7CDOGANURBY7OCRET6DXC2A/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JXE7CDOGANURBY7OCRET6DXC2A/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:JXE7CDOGANURBY7OCRET6DXC2A","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":"28bd27863a240cfa82e2792cc066ad245d7ad8d15eca12d5ac654eb22be46e29","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-01-24T10:56:51Z","title_canon_sha256":"3c124738ef663ba0b2722c08aa83cdb5b4a705b9d95e4725d862dc9458d87f32"},"schema_version":"1.0","source":{"id":"2301.09917","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2301.09917","created_at":"2026-07-05T05:37:49Z"},{"alias_kind":"arxiv_version","alias_value":"2301.09917v1","created_at":"2026-07-05T05:37:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2301.09917","created_at":"2026-07-05T05:37:49Z"},{"alias_kind":"pith_short_12","alias_value":"JXE7CDOGANUR","created_at":"2026-07-05T05:37:49Z"},{"alias_kind":"pith_short_16","alias_value":"JXE7CDOGANURBY7O","created_at":"2026-07-05T05:37:49Z"},{"alias_kind":"pith_short_8","alias_value":"JXE7CDOG","created_at":"2026-07-05T05:37:49Z"}],"graph_snapshots":[{"event_id":"sha256:b992cb365a83634b9c322be666f6e018a7a531ad260da77290a89213488219e1","target":"graph","created_at":"2026-07-05T05:37:49Z","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/2301.09917/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The formation mechanism of the most massive stars is far from completely understood. It is still unclear if the formation is core-fed or clump-fed, i.e. if the process is an extension of what happens in low-mass stars, or if the process is more dynamical such as a continuous, multi-scale accretion from the gas at parsec (or even larger) scales. In this context we introduce the SQUALO project, an ALMA 1.3 mm and 3 mm survey designed to investigate the properties of 13 massive clumps selected at various evolutionary stages, with the common feature that they all show evidence for accretion at the","authors_text":"A. Avison, A. Traficante, B. M. Jones, D. Elia, E. Schisano, G. A. Fuller, K. L. J. Rygl, M. Benedettini, N. Peretto, R. J. Smith, S. Molinari, S. Pezzuto, T. Pillai","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-01-24T10:56:51Z","title":"The SQUALO project (Star formation in QUiescent And Luminous Objects) I: clump-fed accretion mechanism in high-mass star-forming objects"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2301.09917","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:a45aaa829d3e7728e2c6d59b962900f90180caecb2b4a43f5e30489a61c8888f","target":"record","created_at":"2026-07-05T05:37:49Z","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":"28bd27863a240cfa82e2792cc066ad245d7ad8d15eca12d5ac654eb22be46e29","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-01-24T10:56:51Z","title_canon_sha256":"3c124738ef663ba0b2722c08aa83cdb5b4a705b9d95e4725d862dc9458d87f32"},"schema_version":"1.0","source":{"id":"2301.09917","kind":"arxiv","version":1}},"canonical_sha256":"4dc9f10dc6036910e3ee14493f0ee2d0142a7af6717677196c13f30a8409308f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4dc9f10dc6036910e3ee14493f0ee2d0142a7af6717677196c13f30a8409308f","first_computed_at":"2026-07-05T05:37:49.812758Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:37:49.812758Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"v/sWrWR48y9zEq/Ik+VSBc8Bxn4Vym0yedimnfpSzbhw7ciRgYzSF5RDN7k0kd1mGgbgP00F0InOegFGCGMzDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T05:37:49.813277Z","signed_message":"canonical_sha256_bytes"},"source_id":"2301.09917","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a45aaa829d3e7728e2c6d59b962900f90180caecb2b4a43f5e30489a61c8888f","sha256:b992cb365a83634b9c322be666f6e018a7a531ad260da77290a89213488219e1"],"state_sha256":"93823cdf27d13cf00023b1af6d8b127a8f4585a361bae64b0244276d863618db"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S5UETFhoySrCralu8Pt2NaVR+AQ8+94VngTw/dZNEGORlO3en4AaJx5yWtOw5+R+t8crkzupZ9EdgQj9SfytBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T21:34:53.668935Z","bundle_sha256":"aec5bb1d2236f2ea2d799b493a0ff20d038daa2e8d8c8fda37aa01bfb8c9dd21"}}