{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2001:NSL3L7NLEIBOM7WEKIE3J7FY5C","short_pith_number":"pith:NSL3L7NL","canonical_record":{"source":{"id":"astro-ph/0106465","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2001-06-26T13:21:12Z","cross_cats_sorted":[],"title_canon_sha256":"98a907d4962188e7139a4f3dcf75d46966460b175c6cb11f8fed83bb568f71ee","abstract_canon_sha256":"51707a8ecbb6ca266946c7f147c1ff288c135694cc5fba1d99a38e23361ec668"},"schema_version":"1.0"},"canonical_sha256":"6c97b5fdab2202e67ec45209b4fcb8e88a0fe993b980be70f133600e76aa9521","source":{"kind":"arxiv","id":"astro-ph/0106465","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0106465","created_at":"2026-05-18T01:07:45Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0106465v1","created_at":"2026-05-18T01:07:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0106465","created_at":"2026-05-18T01:07:45Z"},{"alias_kind":"pith_short_12","alias_value":"NSL3L7NLEIBO","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"NSL3L7NLEIBOM7WE","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"NSL3L7NL","created_at":"2026-05-18T12:25:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2001:NSL3L7NLEIBOM7WEKIE3J7FY5C","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0106465","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2001-06-26T13:21:12Z","cross_cats_sorted":[],"title_canon_sha256":"98a907d4962188e7139a4f3dcf75d46966460b175c6cb11f8fed83bb568f71ee","abstract_canon_sha256":"51707a8ecbb6ca266946c7f147c1ff288c135694cc5fba1d99a38e23361ec668"},"schema_version":"1.0"},"canonical_sha256":"6c97b5fdab2202e67ec45209b4fcb8e88a0fe993b980be70f133600e76aa9521","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:07:45.695477Z","signature_b64":"HnoPH85Y+CWNLawyAT7OdTy5v6UCC+CaOj0wh68W28dbuly0knDorjoqcTzF29d9jbw44yDRH633JorgHjo+AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6c97b5fdab2202e67ec45209b4fcb8e88a0fe993b980be70f133600e76aa9521","last_reissued_at":"2026-05-18T01:07:45.694883Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:07:45.694883Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0106465","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":"2026-05-18T01:07:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"B/rT//P6frmjxG7yNtmnE2IKY2WQrbA3+Rr1J6wb36ASlOX6JKbJ3kj/BrjMOE2lk9Ng3rDoedwfjMNWbq7ADg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T21:33:24.154807Z"},"content_sha256":"6763d132701654d7b619bf6dc3e6ab3b0a593851fbcbf483dc8044f7b5b16eec","schema_version":"1.0","event_id":"sha256:6763d132701654d7b619bf6dc3e6ab3b0a593851fbcbf483dc8044f7b5b16eec"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2001:NSL3L7NLEIBOM7WEKIE3J7FY5C","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Massive core parameters from spatially unresolved multi-line observations","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Christoph Trojan, Juergen Stutzki, Volker Ossenkopf","submitted_at":"2001-06-26T13:21:12Z","abstract_excerpt":"We present observations of 15 massive cores in three different CS transitions from the FCRAO 14m and the KOSMA 3m telescope. We derive physical parameters of these cores using different approaches to the line radiative transfer problem. The local radiative transfer approximations fail to provide reliable values except for the column densities. A self-consistent explanation of the observed line profiles is only possible when taking density gradients and an internal turbulent structure of the cores into account. The observational data can be fitted by a spherically symmetric radiative transfer m"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0106465","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":""},"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":"2026-05-18T01:07:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"N815VGi4PV6RG6HOkd3CFx8xjyDMSA7WLlQWVRQiQeWxufOG77wSywcOgfFYK5uKMUfcU+E1BBwcSgsXL51/DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T21:33:24.155511Z"},"content_sha256":"da2066388e2b5652cbe0d42503d999293c3ae65de161b7aa0f836b0bc1626e57","schema_version":"1.0","event_id":"sha256:da2066388e2b5652cbe0d42503d999293c3ae65de161b7aa0f836b0bc1626e57"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NSL3L7NLEIBOM7WEKIE3J7FY5C/bundle.json","state_url":"https://pith.science/pith/NSL3L7NLEIBOM7WEKIE3J7FY5C/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NSL3L7NLEIBOM7WEKIE3J7FY5C/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":"2026-06-05T21:33:24Z","links":{"resolver":"https://pith.science/pith/NSL3L7NLEIBOM7WEKIE3J7FY5C","bundle":"https://pith.science/pith/NSL3L7NLEIBOM7WEKIE3J7FY5C/bundle.json","state":"https://pith.science/pith/NSL3L7NLEIBOM7WEKIE3J7FY5C/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NSL3L7NLEIBOM7WEKIE3J7FY5C/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2001:NSL3L7NLEIBOM7WEKIE3J7FY5C","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":"51707a8ecbb6ca266946c7f147c1ff288c135694cc5fba1d99a38e23361ec668","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2001-06-26T13:21:12Z","title_canon_sha256":"98a907d4962188e7139a4f3dcf75d46966460b175c6cb11f8fed83bb568f71ee"},"schema_version":"1.0","source":{"id":"astro-ph/0106465","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0106465","created_at":"2026-05-18T01:07:45Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0106465v1","created_at":"2026-05-18T01:07:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0106465","created_at":"2026-05-18T01:07:45Z"},{"alias_kind":"pith_short_12","alias_value":"NSL3L7NLEIBO","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"NSL3L7NLEIBOM7WE","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"NSL3L7NL","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:da2066388e2b5652cbe0d42503d999293c3ae65de161b7aa0f836b0bc1626e57","target":"graph","created_at":"2026-05-18T01:07:45Z","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"},"paper":{"abstract_excerpt":"We present observations of 15 massive cores in three different CS transitions from the FCRAO 14m and the KOSMA 3m telescope. We derive physical parameters of these cores using different approaches to the line radiative transfer problem. The local radiative transfer approximations fail to provide reliable values except for the column densities. A self-consistent explanation of the observed line profiles is only possible when taking density gradients and an internal turbulent structure of the cores into account. The observational data can be fitted by a spherically symmetric radiative transfer m","authors_text":"Christoph Trojan, Juergen Stutzki, Volker Ossenkopf","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2001-06-26T13:21:12Z","title":"Massive core parameters from spatially unresolved multi-line observations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0106465","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":"sha256:6763d132701654d7b619bf6dc3e6ab3b0a593851fbcbf483dc8044f7b5b16eec","target":"record","created_at":"2026-05-18T01:07:45Z","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":"51707a8ecbb6ca266946c7f147c1ff288c135694cc5fba1d99a38e23361ec668","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2001-06-26T13:21:12Z","title_canon_sha256":"98a907d4962188e7139a4f3dcf75d46966460b175c6cb11f8fed83bb568f71ee"},"schema_version":"1.0","source":{"id":"astro-ph/0106465","kind":"arxiv","version":1}},"canonical_sha256":"6c97b5fdab2202e67ec45209b4fcb8e88a0fe993b980be70f133600e76aa9521","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6c97b5fdab2202e67ec45209b4fcb8e88a0fe993b980be70f133600e76aa9521","first_computed_at":"2026-05-18T01:07:45.694883Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:07:45.694883Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HnoPH85Y+CWNLawyAT7OdTy5v6UCC+CaOj0wh68W28dbuly0knDorjoqcTzF29d9jbw44yDRH633JorgHjo+AA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:07:45.695477Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0106465","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6763d132701654d7b619bf6dc3e6ab3b0a593851fbcbf483dc8044f7b5b16eec","sha256:da2066388e2b5652cbe0d42503d999293c3ae65de161b7aa0f836b0bc1626e57"],"state_sha256":"f12610805d815bba24ee6d1183928fe74e7bb0bb3ab4d6870c48daab1623f06d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lt9wbNqkgke/Beb5XdfdgLgV9EwV8zvh0thcUttrrO3mJX6N4BHdv48wUEPiOPhcZuCvExhgjkxhOWztZSHeDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T21:33:24.159156Z","bundle_sha256":"6935ec0241345900faef417da19c5a4e3da671b9b19689be09c16f739b70deff"}}