{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:H4VM2ROAQM6NZ7X2YQLRECOLOO","short_pith_number":"pith:H4VM2ROA","canonical_record":{"source":{"id":"2302.07634","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-02-14T15:47:23Z","cross_cats_sorted":[],"title_canon_sha256":"1ccca479b2083c84f3e3ec1625ad223c26323b34febc26dc019e4b7c37f21d97","abstract_canon_sha256":"eef8d83117da206aae02eb2479a549f0bc34cc687ff77556c934dfe535755ad9"},"schema_version":"1.0"},"canonical_sha256":"3f2acd45c0833cdcfefac4171209cb73b9815d8232540aaabbd3b6843d93841a","source":{"kind":"arxiv","id":"2302.07634","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2302.07634","created_at":"2026-07-05T05:58:07Z"},{"alias_kind":"arxiv_version","alias_value":"2302.07634v1","created_at":"2026-07-05T05:58:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.07634","created_at":"2026-07-05T05:58:07Z"},{"alias_kind":"pith_short_12","alias_value":"H4VM2ROAQM6N","created_at":"2026-07-05T05:58:07Z"},{"alias_kind":"pith_short_16","alias_value":"H4VM2ROAQM6NZ7X2","created_at":"2026-07-05T05:58:07Z"},{"alias_kind":"pith_short_8","alias_value":"H4VM2ROA","created_at":"2026-07-05T05:58:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:H4VM2ROAQM6NZ7X2YQLRECOLOO","target":"record","payload":{"canonical_record":{"source":{"id":"2302.07634","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-02-14T15:47:23Z","cross_cats_sorted":[],"title_canon_sha256":"1ccca479b2083c84f3e3ec1625ad223c26323b34febc26dc019e4b7c37f21d97","abstract_canon_sha256":"eef8d83117da206aae02eb2479a549f0bc34cc687ff77556c934dfe535755ad9"},"schema_version":"1.0"},"canonical_sha256":"3f2acd45c0833cdcfefac4171209cb73b9815d8232540aaabbd3b6843d93841a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:58:07.809365Z","signature_b64":"uQUZ2fWGFYv1SuiQ3uricFv6e2ov+R9N/rV9DQsNhc6hqAUxX1PtJlOAVLUYFrKDmkLoDFmZ9P6J1uXtATUjDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3f2acd45c0833cdcfefac4171209cb73b9815d8232540aaabbd3b6843d93841a","last_reissued_at":"2026-07-05T05:58:07.808886Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:58:07.808886Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2302.07634","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":"2026-07-05T05:58:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yez/vD9Mdq4u9dbdJqu08VubfGtFkA5ZglXtCesYRt8x2C+FsuX5ntdZh66bVAmVnFvi/tHcmoX5vli4XAyiAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-19T15:12:38.290870Z"},"content_sha256":"1b2410b522eaf588da2d6821dce32d6e5d77bb1d0c50269697defee5cc49d13b","schema_version":"1.0","event_id":"sha256:1b2410b522eaf588da2d6821dce32d6e5d77bb1d0c50269697defee5cc49d13b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:H4VM2ROAQM6NZ7X2YQLRECOLOO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Density Structure of Centrally Concentrated Prestellar Cores from Multi-scale Observations","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Alessio Traficante, Chang Won Lee, Chin-Fei Lee, David J. Eden, Dipen Sahu, Doug Johnstone, Hsien Shang, Isabelle Ristorcelli, James Di Francesco, Jeong-Eun Lee, Kee-Tae Kim, Kenichi Tatematsu, Leonardo Bronfman, Mika Juvela, Naomi Hirano, Neal J. Evans II, Patricio Sanhueza, Paul F. Goldsmith, Qiu-Yi Luo, Shanghuo Li, Sheng-Yuan Liu, Shih-Ying Hsu, Somnath Dutta, Tie Liu, Woojin Kwon, Yi-Jehng Kuan","submitted_at":"2023-02-14T15:47:23Z","abstract_excerpt":"Starless cores represent the initial stage of evolution toward (proto)star formation, and a subset of them, known as prestellar cores, with high density (~ 10^6 cm^-3 or higher) and being centrally concentrated are expected to be embryos of (proto)stars. Determining the density profile of prestellar cores, therefore provides an important opportunity to gauge the initial conditions of star formation. In this work, we perform rigorous modeling to estimate the density profiles of three nearly spherical prestellar cores among a sample of five highly dense cores detected by our recent observations."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.07634","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/2302.07634/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":"2026-07-05T05:58:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZHFfyaz05e/6xoBH14+qmaYtM7ZOyckfqsXaW3i59kgLmnYX8pvXk1mogVXP4ev4f6v5ux2ZV59KlY7hxAUlBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-19T15:12:38.291406Z"},"content_sha256":"3d029a5ef80ae9f36ea43730ff367f26214e8d7faec2763afa0deeeb95356f5c","schema_version":"1.0","event_id":"sha256:3d029a5ef80ae9f36ea43730ff367f26214e8d7faec2763afa0deeeb95356f5c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/H4VM2ROAQM6NZ7X2YQLRECOLOO/bundle.json","state_url":"https://pith.science/pith/H4VM2ROAQM6NZ7X2YQLRECOLOO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/H4VM2ROAQM6NZ7X2YQLRECOLOO/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":"2026-07-19T15:12:38Z","links":{"resolver":"https://pith.science/pith/H4VM2ROAQM6NZ7X2YQLRECOLOO","bundle":"https://pith.science/pith/H4VM2ROAQM6NZ7X2YQLRECOLOO/bundle.json","state":"https://pith.science/pith/H4VM2ROAQM6NZ7X2YQLRECOLOO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/H4VM2ROAQM6NZ7X2YQLRECOLOO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:H4VM2ROAQM6NZ7X2YQLRECOLOO","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":"eef8d83117da206aae02eb2479a549f0bc34cc687ff77556c934dfe535755ad9","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-02-14T15:47:23Z","title_canon_sha256":"1ccca479b2083c84f3e3ec1625ad223c26323b34febc26dc019e4b7c37f21d97"},"schema_version":"1.0","source":{"id":"2302.07634","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2302.07634","created_at":"2026-07-05T05:58:07Z"},{"alias_kind":"arxiv_version","alias_value":"2302.07634v1","created_at":"2026-07-05T05:58:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.07634","created_at":"2026-07-05T05:58:07Z"},{"alias_kind":"pith_short_12","alias_value":"H4VM2ROAQM6N","created_at":"2026-07-05T05:58:07Z"},{"alias_kind":"pith_short_16","alias_value":"H4VM2ROAQM6NZ7X2","created_at":"2026-07-05T05:58:07Z"},{"alias_kind":"pith_short_8","alias_value":"H4VM2ROA","created_at":"2026-07-05T05:58:07Z"}],"graph_snapshots":[{"event_id":"sha256:3d029a5ef80ae9f36ea43730ff367f26214e8d7faec2763afa0deeeb95356f5c","target":"graph","created_at":"2026-07-05T05:58:07Z","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/2302.07634/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Starless cores represent the initial stage of evolution toward (proto)star formation, and a subset of them, known as prestellar cores, with high density (~ 10^6 cm^-3 or higher) and being centrally concentrated are expected to be embryos of (proto)stars. Determining the density profile of prestellar cores, therefore provides an important opportunity to gauge the initial conditions of star formation. In this work, we perform rigorous modeling to estimate the density profiles of three nearly spherical prestellar cores among a sample of five highly dense cores detected by our recent observations.","authors_text":"Alessio Traficante, Chang Won Lee, Chin-Fei Lee, David J. Eden, Dipen Sahu, Doug Johnstone, Hsien Shang, Isabelle Ristorcelli, James Di Francesco, Jeong-Eun Lee, Kee-Tae Kim, Kenichi Tatematsu, Leonardo Bronfman, Mika Juvela, Naomi Hirano, Neal J. Evans II, Patricio Sanhueza, Paul F. Goldsmith, Qiu-Yi Luo, Shanghuo Li, Sheng-Yuan Liu, Shih-Ying Hsu, Somnath Dutta, Tie Liu, Woojin Kwon, Yi-Jehng Kuan","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-02-14T15:47:23Z","title":"Density Structure of Centrally Concentrated Prestellar Cores from Multi-scale Observations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.07634","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":"sha256:1b2410b522eaf588da2d6821dce32d6e5d77bb1d0c50269697defee5cc49d13b","target":"record","created_at":"2026-07-05T05:58:07Z","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":"eef8d83117da206aae02eb2479a549f0bc34cc687ff77556c934dfe535755ad9","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-02-14T15:47:23Z","title_canon_sha256":"1ccca479b2083c84f3e3ec1625ad223c26323b34febc26dc019e4b7c37f21d97"},"schema_version":"1.0","source":{"id":"2302.07634","kind":"arxiv","version":1}},"canonical_sha256":"3f2acd45c0833cdcfefac4171209cb73b9815d8232540aaabbd3b6843d93841a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3f2acd45c0833cdcfefac4171209cb73b9815d8232540aaabbd3b6843d93841a","first_computed_at":"2026-07-05T05:58:07.808886Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:58:07.808886Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uQUZ2fWGFYv1SuiQ3uricFv6e2ov+R9N/rV9DQsNhc6hqAUxX1PtJlOAVLUYFrKDmkLoDFmZ9P6J1uXtATUjDw==","signature_status":"signed_v1","signed_at":"2026-07-05T05:58:07.809365Z","signed_message":"canonical_sha256_bytes"},"source_id":"2302.07634","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1b2410b522eaf588da2d6821dce32d6e5d77bb1d0c50269697defee5cc49d13b","sha256:3d029a5ef80ae9f36ea43730ff367f26214e8d7faec2763afa0deeeb95356f5c"],"state_sha256":"558674a2fdf6d07202f66340ad4e14a46900d377e157eeea31e5a00499c5b9d0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"g2WkdGIZ1nxuxckK0JYGxffaMh/uuaMlxBxL+nAWsHsR0NNaASjz3SrzhAO5gWwFlIUAu72+2g1AWGZZdLU1BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-19T15:12:38.293442Z","bundle_sha256":"be8926ca6d797f39c38f94c243898cbddcb4910eed8f66256e4e52ed6190adf8"}}