{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:R3V4ANOBUKKKQDZOFAWOOPIEFE","short_pith_number":"pith:R3V4ANOB","canonical_record":{"source":{"id":"0812.2618","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-12-14T12:13:41Z","cross_cats_sorted":[],"title_canon_sha256":"d01eee63cd5f76dc5e6036fbf71ee569fb76388ddaeb559e9770fbfde05e6cdf","abstract_canon_sha256":"c891003d2d7897111c62c3b685be326b87cc528348bd0627b538a595b32c2114"},"schema_version":"1.0"},"canonical_sha256":"8eebc035c1a294a80f2e282ce73d04293d9568d895d677c8d82e487f72c2cf6f","source":{"kind":"arxiv","id":"0812.2618","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0812.2618","created_at":"2026-07-04T17:13:53Z"},{"alias_kind":"arxiv_version","alias_value":"0812.2618v1","created_at":"2026-07-04T17:13:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0812.2618","created_at":"2026-07-04T17:13:53Z"},{"alias_kind":"pith_short_12","alias_value":"R3V4ANOBUKKK","created_at":"2026-07-04T17:13:53Z"},{"alias_kind":"pith_short_16","alias_value":"R3V4ANOBUKKKQDZO","created_at":"2026-07-04T17:13:53Z"},{"alias_kind":"pith_short_8","alias_value":"R3V4ANOB","created_at":"2026-07-04T17:13:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:R3V4ANOBUKKKQDZOFAWOOPIEFE","target":"record","payload":{"canonical_record":{"source":{"id":"0812.2618","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-12-14T12:13:41Z","cross_cats_sorted":[],"title_canon_sha256":"d01eee63cd5f76dc5e6036fbf71ee569fb76388ddaeb559e9770fbfde05e6cdf","abstract_canon_sha256":"c891003d2d7897111c62c3b685be326b87cc528348bd0627b538a595b32c2114"},"schema_version":"1.0"},"canonical_sha256":"8eebc035c1a294a80f2e282ce73d04293d9568d895d677c8d82e487f72c2cf6f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:13:53.904810Z","signature_b64":"nE4MWUeibHseMSwOSd6yeUWTRK17rXHYb5dxOM+rhSG/lQRc4+xS5UtsIHfxWwTNR6y7ioLq4WY4YfiEkhrIDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8eebc035c1a294a80f2e282ce73d04293d9568d895d677c8d82e487f72c2cf6f","last_reissued_at":"2026-07-04T17:13:53.904453Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:13:53.904453Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0812.2618","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":"2026-07-04T17:13:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"z6uJa0XFdu0xaUk9cmvhiJWHeIYzRtZqyvhZtUfqU3XyGpVZj4RZw7rCT2vDqzZVWm6iFK5uT/hyK6BX9mLjAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T13:54:16.694135Z"},"content_sha256":"8167ef236c2e0c5187efe3bebca7f7b14dd4a64682650cd940241a55854336a4","schema_version":"1.0","event_id":"sha256:8167ef236c2e0c5187efe3bebca7f7b14dd4a64682650cd940241a55854336a4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:R3V4ANOBUKKKQDZOFAWOOPIEFE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Triggered star formation on the borders of the Galactic HII region RCW 82","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. Zavagno, D. Russeil, F. Comeron, J. Caplan, L. Deharveng, M. Cunningham, M. Pomares, P. Jones, S. Kurtz","submitted_at":"2008-12-14T12:13:41Z","abstract_excerpt":"We are engaged in a multi-wavelength study of several Galactic HII regions that exhibit signposts of triggered star formation on their borders, and where the collect and collapse process could be at work. When addressing the question of triggered star formation it is critically important to ensure the real association between the ionized gas and the neutral material observed nearby. In this paper we stress this point, and present CO observations of the RCW 82 star forming region. The velocity distribution of the molecular gas is combined with the study of young stellar objects (YSOs) detected "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0812.2618","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/0812.2618/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":"2026-07-04T17:13:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bZullErGpt5DIRr4eLrLhI3FPey6MiMA5y4evdINH5aband5DR0pETERbOxVJBPBufzZFo0x+023sJkvNP15Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T13:54:16.694631Z"},"content_sha256":"02b3d2c76eae873c27faa4853d7825ce1e5b2c0c07c9c477e99c111954414989","schema_version":"1.0","event_id":"sha256:02b3d2c76eae873c27faa4853d7825ce1e5b2c0c07c9c477e99c111954414989"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/R3V4ANOBUKKKQDZOFAWOOPIEFE/bundle.json","state_url":"https://pith.science/pith/R3V4ANOBUKKKQDZOFAWOOPIEFE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/R3V4ANOBUKKKQDZOFAWOOPIEFE/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":"2026-08-15T13:54:16Z","links":{"resolver":"https://pith.science/pith/R3V4ANOBUKKKQDZOFAWOOPIEFE","bundle":"https://pith.science/pith/R3V4ANOBUKKKQDZOFAWOOPIEFE/bundle.json","state":"https://pith.science/pith/R3V4ANOBUKKKQDZOFAWOOPIEFE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/R3V4ANOBUKKKQDZOFAWOOPIEFE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:R3V4ANOBUKKKQDZOFAWOOPIEFE","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":"c891003d2d7897111c62c3b685be326b87cc528348bd0627b538a595b32c2114","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-12-14T12:13:41Z","title_canon_sha256":"d01eee63cd5f76dc5e6036fbf71ee569fb76388ddaeb559e9770fbfde05e6cdf"},"schema_version":"1.0","source":{"id":"0812.2618","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0812.2618","created_at":"2026-07-04T17:13:53Z"},{"alias_kind":"arxiv_version","alias_value":"0812.2618v1","created_at":"2026-07-04T17:13:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0812.2618","created_at":"2026-07-04T17:13:53Z"},{"alias_kind":"pith_short_12","alias_value":"R3V4ANOBUKKK","created_at":"2026-07-04T17:13:53Z"},{"alias_kind":"pith_short_16","alias_value":"R3V4ANOBUKKKQDZO","created_at":"2026-07-04T17:13:53Z"},{"alias_kind":"pith_short_8","alias_value":"R3V4ANOB","created_at":"2026-07-04T17:13:53Z"}],"graph_snapshots":[{"event_id":"sha256:02b3d2c76eae873c27faa4853d7825ce1e5b2c0c07c9c477e99c111954414989","target":"graph","created_at":"2026-07-04T17:13:53Z","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/0812.2618/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We are engaged in a multi-wavelength study of several Galactic HII regions that exhibit signposts of triggered star formation on their borders, and where the collect and collapse process could be at work. When addressing the question of triggered star formation it is critically important to ensure the real association between the ionized gas and the neutral material observed nearby. In this paper we stress this point, and present CO observations of the RCW 82 star forming region. The velocity distribution of the molecular gas is combined with the study of young stellar objects (YSOs) detected ","authors_text":"A. Zavagno, D. Russeil, F. Comeron, J. Caplan, L. Deharveng, M. Cunningham, M. Pomares, P. Jones, S. Kurtz","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-12-14T12:13:41Z","title":"Triggered star formation on the borders of the Galactic HII region RCW 82"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0812.2618","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":"sha256:8167ef236c2e0c5187efe3bebca7f7b14dd4a64682650cd940241a55854336a4","target":"record","created_at":"2026-07-04T17:13:53Z","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":"c891003d2d7897111c62c3b685be326b87cc528348bd0627b538a595b32c2114","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-12-14T12:13:41Z","title_canon_sha256":"d01eee63cd5f76dc5e6036fbf71ee569fb76388ddaeb559e9770fbfde05e6cdf"},"schema_version":"1.0","source":{"id":"0812.2618","kind":"arxiv","version":1}},"canonical_sha256":"8eebc035c1a294a80f2e282ce73d04293d9568d895d677c8d82e487f72c2cf6f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8eebc035c1a294a80f2e282ce73d04293d9568d895d677c8d82e487f72c2cf6f","first_computed_at":"2026-07-04T17:13:53.904453Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:13:53.904453Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nE4MWUeibHseMSwOSd6yeUWTRK17rXHYb5dxOM+rhSG/lQRc4+xS5UtsIHfxWwTNR6y7ioLq4WY4YfiEkhrIDg==","signature_status":"signed_v1","signed_at":"2026-07-04T17:13:53.904810Z","signed_message":"canonical_sha256_bytes"},"source_id":"0812.2618","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8167ef236c2e0c5187efe3bebca7f7b14dd4a64682650cd940241a55854336a4","sha256:02b3d2c76eae873c27faa4853d7825ce1e5b2c0c07c9c477e99c111954414989"],"state_sha256":"f2ed1420fecd294a86a4d6e245120f6a5f75756ca8ee903f26b2712a5e97c7d6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EVIb4TNNJhZnxbtRbWi4TLxSK70Z2RJG1aXDRw8c71DoUEu1MCx/hTg+YHCmLyyiP+JBTsNroOveGQK/qUXOAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T13:54:16.698494Z","bundle_sha256":"0393fb9c0cc577363cacdaec7b8e4ceb060d2fbf893d29f8d98843cb1e442d29"}}