{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:LZ5CTWJCJEWW6QVUR4QZPRFQUD","short_pith_number":"pith:LZ5CTWJC","canonical_record":{"source":{"id":"1706.00987","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-03T18:14:55Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"7754ef4363e063bb66478e6c4c55e8d24227cc745e9b84d80224832abb1a799b","abstract_canon_sha256":"79816fed4c71f8d3995b31c2ec4595230b2128e39dbc5e9c03f8e33ae202a9d6"},"schema_version":"1.0"},"canonical_sha256":"5e7a29d922492d6f42b48f2197c4b0a0d150320ea019f40ed594ae13ec520742","source":{"kind":"arxiv","id":"1706.00987","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.00987","created_at":"2026-05-18T00:34:18Z"},{"alias_kind":"arxiv_version","alias_value":"1706.00987v1","created_at":"2026-05-18T00:34:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.00987","created_at":"2026-05-18T00:34:18Z"},{"alias_kind":"pith_short_12","alias_value":"LZ5CTWJCJEWW","created_at":"2026-05-18T12:31:28Z"},{"alias_kind":"pith_short_16","alias_value":"LZ5CTWJCJEWW6QVU","created_at":"2026-05-18T12:31:28Z"},{"alias_kind":"pith_short_8","alias_value":"LZ5CTWJC","created_at":"2026-05-18T12:31:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:LZ5CTWJCJEWW6QVUR4QZPRFQUD","target":"record","payload":{"canonical_record":{"source":{"id":"1706.00987","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-03T18:14:55Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"7754ef4363e063bb66478e6c4c55e8d24227cc745e9b84d80224832abb1a799b","abstract_canon_sha256":"79816fed4c71f8d3995b31c2ec4595230b2128e39dbc5e9c03f8e33ae202a9d6"},"schema_version":"1.0"},"canonical_sha256":"5e7a29d922492d6f42b48f2197c4b0a0d150320ea019f40ed594ae13ec520742","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:34:18.137483Z","signature_b64":"TiPVE5EejvdUHAdApmhexCxN6tSigVLrIsnMYKsrls4i3wXkW7tNy+KnseFwteuAqcZf80kjhFFiWkWYxKzgDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5e7a29d922492d6f42b48f2197c4b0a0d150320ea019f40ed594ae13ec520742","last_reissued_at":"2026-05-18T00:34:18.136836Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:34:18.136836Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1706.00987","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":"2026-05-18T00:34:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MNb3JPjifJimQn7zxwjqxDUjC7rVYAsM8vZIT5lDv+RCjkPWbGyUdgH17wrbCYW1L0pnYIAaGyMhJZ1JgxVmDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T20:48:25.608922Z"},"content_sha256":"6dbdcf1c61ff1539591bfdbb01236895fe3be461b86009bd4d59e6b07d68a2d2","schema_version":"1.0","event_id":"sha256:6dbdcf1c61ff1539591bfdbb01236895fe3be461b86009bd4d59e6b07d68a2d2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:LZ5CTWJCJEWW6QVUR4QZPRFQUD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Triggered massive star formation associated with the bubble HII region Sh2-39 (N5)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"C. E. Cappa, J. Borissova, L. Bronfman, M. Gromadzki, N. U. Duronea","submitted_at":"2017-06-03T18:14:55Z","abstract_excerpt":"Aiming at studying the physical properties of Galactic IR bubbles and to explore their impact in triggering massive star formation, we perform a multiwavelength analysis of the bubble HII region Sh2-39 (N5) and its environs. To analyze the molecular gas we use CO(3-2) and HCO+(4-3) line data obtained with the ASTE telescope. To study the physical characteristics of the dust, we make use of archival data from ATLASGAL, Herschel, and MSX, while the ionized gas was studied making use of NVSS data. We use public IR point source catalogs to search for candidate YSOs in the region. To investigate th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.00987","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":"2026-05-18T00:34:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HxPLf1XADgAR4sWHWJHFGxFJg5dLYFvvlGi7COIO9mtMHYPq4c9q8MkaoYObeqVI33g3iwyzqJYgbQlNB89wDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T20:48:25.609453Z"},"content_sha256":"6ffb4fd4ee745abdc15d5d183285db9c40c29749623399c04d76b22630ace4e3","schema_version":"1.0","event_id":"sha256:6ffb4fd4ee745abdc15d5d183285db9c40c29749623399c04d76b22630ace4e3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LZ5CTWJCJEWW6QVUR4QZPRFQUD/bundle.json","state_url":"https://pith.science/pith/LZ5CTWJCJEWW6QVUR4QZPRFQUD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LZ5CTWJCJEWW6QVUR4QZPRFQUD/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":"2026-05-28T20:48:25Z","links":{"resolver":"https://pith.science/pith/LZ5CTWJCJEWW6QVUR4QZPRFQUD","bundle":"https://pith.science/pith/LZ5CTWJCJEWW6QVUR4QZPRFQUD/bundle.json","state":"https://pith.science/pith/LZ5CTWJCJEWW6QVUR4QZPRFQUD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LZ5CTWJCJEWW6QVUR4QZPRFQUD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:LZ5CTWJCJEWW6QVUR4QZPRFQUD","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":"79816fed4c71f8d3995b31c2ec4595230b2128e39dbc5e9c03f8e33ae202a9d6","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-03T18:14:55Z","title_canon_sha256":"7754ef4363e063bb66478e6c4c55e8d24227cc745e9b84d80224832abb1a799b"},"schema_version":"1.0","source":{"id":"1706.00987","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.00987","created_at":"2026-05-18T00:34:18Z"},{"alias_kind":"arxiv_version","alias_value":"1706.00987v1","created_at":"2026-05-18T00:34:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.00987","created_at":"2026-05-18T00:34:18Z"},{"alias_kind":"pith_short_12","alias_value":"LZ5CTWJCJEWW","created_at":"2026-05-18T12:31:28Z"},{"alias_kind":"pith_short_16","alias_value":"LZ5CTWJCJEWW6QVU","created_at":"2026-05-18T12:31:28Z"},{"alias_kind":"pith_short_8","alias_value":"LZ5CTWJC","created_at":"2026-05-18T12:31:28Z"}],"graph_snapshots":[{"event_id":"sha256:6ffb4fd4ee745abdc15d5d183285db9c40c29749623399c04d76b22630ace4e3","target":"graph","created_at":"2026-05-18T00:34:18Z","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":"Aiming at studying the physical properties of Galactic IR bubbles and to explore their impact in triggering massive star formation, we perform a multiwavelength analysis of the bubble HII region Sh2-39 (N5) and its environs. To analyze the molecular gas we use CO(3-2) and HCO+(4-3) line data obtained with the ASTE telescope. To study the physical characteristics of the dust, we make use of archival data from ATLASGAL, Herschel, and MSX, while the ionized gas was studied making use of NVSS data. We use public IR point source catalogs to search for candidate YSOs in the region. To investigate th","authors_text":"C. E. Cappa, J. Borissova, L. Bronfman, M. Gromadzki, N. U. Duronea","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-03T18:14:55Z","title":"Triggered massive star formation associated with the bubble HII region Sh2-39 (N5)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.00987","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":"sha256:6dbdcf1c61ff1539591bfdbb01236895fe3be461b86009bd4d59e6b07d68a2d2","target":"record","created_at":"2026-05-18T00:34:18Z","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":"79816fed4c71f8d3995b31c2ec4595230b2128e39dbc5e9c03f8e33ae202a9d6","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-03T18:14:55Z","title_canon_sha256":"7754ef4363e063bb66478e6c4c55e8d24227cc745e9b84d80224832abb1a799b"},"schema_version":"1.0","source":{"id":"1706.00987","kind":"arxiv","version":1}},"canonical_sha256":"5e7a29d922492d6f42b48f2197c4b0a0d150320ea019f40ed594ae13ec520742","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5e7a29d922492d6f42b48f2197c4b0a0d150320ea019f40ed594ae13ec520742","first_computed_at":"2026-05-18T00:34:18.136836Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:34:18.136836Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TiPVE5EejvdUHAdApmhexCxN6tSigVLrIsnMYKsrls4i3wXkW7tNy+KnseFwteuAqcZf80kjhFFiWkWYxKzgDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:34:18.137483Z","signed_message":"canonical_sha256_bytes"},"source_id":"1706.00987","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6dbdcf1c61ff1539591bfdbb01236895fe3be461b86009bd4d59e6b07d68a2d2","sha256:6ffb4fd4ee745abdc15d5d183285db9c40c29749623399c04d76b22630ace4e3"],"state_sha256":"c1a816d4a2ec3dd3ea7ed1b136e42f0ac81cc755b28af10cb1403e2f8f8148ef"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MWBO6DCXBIG5wlxqy+nAR7+3q/W56LvAa6DVXlT6kfyRBRY4IT92Fb1TX8OMxAVcPcjzYMg2n+OS4ML0pWDtBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T20:48:25.612511Z","bundle_sha256":"fb9df5ddbde069205c935e18246e63f0cf078bddfb58e85494097b6dc049e100"}}