{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:HJUOZV355A7RBZTBHK7VGWWEQX","short_pith_number":"pith:HJUOZV35","canonical_record":{"source":{"id":"1108.3907","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"astro-ph.GA","submitted_at":"2011-08-19T06:52:48Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"10f41cb0c050398cc97f216e968e77c0ae7cec80b18a2c9564fb2418b304f0a6","abstract_canon_sha256":"14f607f5ee9998ba950adc13c18366b352ee8b3fe8701b1b499eeef9622465b5"},"schema_version":"1.0"},"canonical_sha256":"3a68ecd77de83f10e6613abf535ac485fe0b8a55a2b00bbdae12bc421dcbb9fb","source":{"kind":"arxiv","id":"1108.3907","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.3907","created_at":"2026-05-18T04:15:06Z"},{"alias_kind":"arxiv_version","alias_value":"1108.3907v1","created_at":"2026-05-18T04:15:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.3907","created_at":"2026-05-18T04:15:06Z"},{"alias_kind":"pith_short_12","alias_value":"HJUOZV355A7R","created_at":"2026-05-18T12:26:30Z"},{"alias_kind":"pith_short_16","alias_value":"HJUOZV355A7RBZTB","created_at":"2026-05-18T12:26:30Z"},{"alias_kind":"pith_short_8","alias_value":"HJUOZV35","created_at":"2026-05-18T12:26:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:HJUOZV355A7RBZTBHK7VGWWEQX","target":"record","payload":{"canonical_record":{"source":{"id":"1108.3907","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"astro-ph.GA","submitted_at":"2011-08-19T06:52:48Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"10f41cb0c050398cc97f216e968e77c0ae7cec80b18a2c9564fb2418b304f0a6","abstract_canon_sha256":"14f607f5ee9998ba950adc13c18366b352ee8b3fe8701b1b499eeef9622465b5"},"schema_version":"1.0"},"canonical_sha256":"3a68ecd77de83f10e6613abf535ac485fe0b8a55a2b00bbdae12bc421dcbb9fb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:15:06.066578Z","signature_b64":"fjc39vWORW1CoTv0ElBmCcXY9m+7lR1QPJ1+5E91nGdfEaZwR7O/zvAdS24txEngvwZnV0Ph2apfeYbRdCZdDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3a68ecd77de83f10e6613abf535ac485fe0b8a55a2b00bbdae12bc421dcbb9fb","last_reissued_at":"2026-05-18T04:15:06.065878Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:15:06.065878Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1108.3907","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":"2026-05-18T04:15:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NVPKnOFOidLr12MPJrqXm4dsU9wUTGINShQMjiAqbbY5ye+vpPQL9P6Ja00pkvKFUQtWDYZJuV7E6BElxbaoCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T11:17:37.801581Z"},"content_sha256":"f4f560477938acdfe6d923dbbc7c5a7dc5214dfaf1036a4a271006e35b250007","schema_version":"1.0","event_id":"sha256:f4f560477938acdfe6d923dbbc7c5a7dc5214dfaf1036a4a271006e35b250007"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:HJUOZV355A7RBZTBHK7VGWWEQX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Exploring morphological correlations among H2CO, 12CO, MSX and continuum mappings","license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"Chuan Peng Zhang, Gang Wu, Jarken Esimbek, Jian Jun Zhou, Zhi Mao Du","submitted_at":"2011-08-19T06:52:48Z","abstract_excerpt":"There are relatively few H2CO mappings of large-area giant molecular cloud (GMCs). H2CO absorption lines are good tracers for low-temperature molecular clouds towards star formation regions. Thus, the aim of the study was to identify H2CO distributions in ambient molecular clouds. We investigated morphologic relations among 6-cm continuum brightness temperature (CBT) data and H2CO (111-110; Nanshan 25-m radio telescope), 12CO (1--0; 1.2-m CfA telescope) and midcourse space experiment (MSX) data, and considered the impact of background components on foreground clouds. We report simultaneous 6-c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.3907","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":"2026-05-18T04:15:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nQTUUlHpkOK9HLTfdsdxT8vk5AJlThAwK9Z0W6f0duuYLTjwKUezjrJ7znvt4MOb7EbYIljefCBHoLFfW6g2Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T11:17:37.801929Z"},"content_sha256":"5a946e33ed27d8ba3f2a2ab256663208a50f27d085f39369c281b6693707f836","schema_version":"1.0","event_id":"sha256:5a946e33ed27d8ba3f2a2ab256663208a50f27d085f39369c281b6693707f836"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HJUOZV355A7RBZTBHK7VGWWEQX/bundle.json","state_url":"https://pith.science/pith/HJUOZV355A7RBZTBHK7VGWWEQX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HJUOZV355A7RBZTBHK7VGWWEQX/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":"2026-07-03T11:17:37Z","links":{"resolver":"https://pith.science/pith/HJUOZV355A7RBZTBHK7VGWWEQX","bundle":"https://pith.science/pith/HJUOZV355A7RBZTBHK7VGWWEQX/bundle.json","state":"https://pith.science/pith/HJUOZV355A7RBZTBHK7VGWWEQX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HJUOZV355A7RBZTBHK7VGWWEQX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:HJUOZV355A7RBZTBHK7VGWWEQX","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":"14f607f5ee9998ba950adc13c18366b352ee8b3fe8701b1b499eeef9622465b5","cross_cats_sorted":["astro-ph.SR"],"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"astro-ph.GA","submitted_at":"2011-08-19T06:52:48Z","title_canon_sha256":"10f41cb0c050398cc97f216e968e77c0ae7cec80b18a2c9564fb2418b304f0a6"},"schema_version":"1.0","source":{"id":"1108.3907","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.3907","created_at":"2026-05-18T04:15:06Z"},{"alias_kind":"arxiv_version","alias_value":"1108.3907v1","created_at":"2026-05-18T04:15:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.3907","created_at":"2026-05-18T04:15:06Z"},{"alias_kind":"pith_short_12","alias_value":"HJUOZV355A7R","created_at":"2026-05-18T12:26:30Z"},{"alias_kind":"pith_short_16","alias_value":"HJUOZV355A7RBZTB","created_at":"2026-05-18T12:26:30Z"},{"alias_kind":"pith_short_8","alias_value":"HJUOZV35","created_at":"2026-05-18T12:26:30Z"}],"graph_snapshots":[{"event_id":"sha256:5a946e33ed27d8ba3f2a2ab256663208a50f27d085f39369c281b6693707f836","target":"graph","created_at":"2026-05-18T04:15:06Z","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":"There are relatively few H2CO mappings of large-area giant molecular cloud (GMCs). H2CO absorption lines are good tracers for low-temperature molecular clouds towards star formation regions. Thus, the aim of the study was to identify H2CO distributions in ambient molecular clouds. We investigated morphologic relations among 6-cm continuum brightness temperature (CBT) data and H2CO (111-110; Nanshan 25-m radio telescope), 12CO (1--0; 1.2-m CfA telescope) and midcourse space experiment (MSX) data, and considered the impact of background components on foreground clouds. We report simultaneous 6-c","authors_text":"Chuan Peng Zhang, Gang Wu, Jarken Esimbek, Jian Jun Zhou, Zhi Mao Du","cross_cats":["astro-ph.SR"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"astro-ph.GA","submitted_at":"2011-08-19T06:52:48Z","title":"Exploring morphological correlations among H2CO, 12CO, MSX and continuum mappings"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.3907","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:f4f560477938acdfe6d923dbbc7c5a7dc5214dfaf1036a4a271006e35b250007","target":"record","created_at":"2026-05-18T04:15:06Z","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":"14f607f5ee9998ba950adc13c18366b352ee8b3fe8701b1b499eeef9622465b5","cross_cats_sorted":["astro-ph.SR"],"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"astro-ph.GA","submitted_at":"2011-08-19T06:52:48Z","title_canon_sha256":"10f41cb0c050398cc97f216e968e77c0ae7cec80b18a2c9564fb2418b304f0a6"},"schema_version":"1.0","source":{"id":"1108.3907","kind":"arxiv","version":1}},"canonical_sha256":"3a68ecd77de83f10e6613abf535ac485fe0b8a55a2b00bbdae12bc421dcbb9fb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3a68ecd77de83f10e6613abf535ac485fe0b8a55a2b00bbdae12bc421dcbb9fb","first_computed_at":"2026-05-18T04:15:06.065878Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:15:06.065878Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fjc39vWORW1CoTv0ElBmCcXY9m+7lR1QPJ1+5E91nGdfEaZwR7O/zvAdS24txEngvwZnV0Ph2apfeYbRdCZdDg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:15:06.066578Z","signed_message":"canonical_sha256_bytes"},"source_id":"1108.3907","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f4f560477938acdfe6d923dbbc7c5a7dc5214dfaf1036a4a271006e35b250007","sha256:5a946e33ed27d8ba3f2a2ab256663208a50f27d085f39369c281b6693707f836"],"state_sha256":"4ffda271eacaa4c847f94676124980cf01a175d3383cb24a0e3d86d6d2ec3353"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qwnKQlHna8R15Xj49vFPHGoC8HHRkwx19SKKBWGB7P3xV6AbNmv0+UorY8p3e3usM4NxaE11pMwDmgmysAO+BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-03T11:17:37.803853Z","bundle_sha256":"bb80e9975b5fe9a893c49011c6049cb929120e90b97d495de9bbfcccd473c0f0"}}