{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:F2FVV526GAIGAQGKOEHR7ZXGSA","short_pith_number":"pith:F2FVV526","canonical_record":{"source":{"id":"1508.05274","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-08-21T14:05:43Z","cross_cats_sorted":[],"title_canon_sha256":"afdb564f8723484ce3d8a4a615e909fa26e43b38d853bec8f8fb9ba9b5c238dd","abstract_canon_sha256":"de5d1989512c87c26f6c9681d2178924654a6c724f3d7db474ab7c56253d99b4"},"schema_version":"1.0"},"canonical_sha256":"2e8b5af75e30106040ca710f1fe6e6903306e779aa53b3cfed60c7721edaaab4","source":{"kind":"arxiv","id":"1508.05274","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.05274","created_at":"2026-05-18T01:29:44Z"},{"alias_kind":"arxiv_version","alias_value":"1508.05274v1","created_at":"2026-05-18T01:29:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.05274","created_at":"2026-05-18T01:29:44Z"},{"alias_kind":"pith_short_12","alias_value":"F2FVV526GAIG","created_at":"2026-05-18T12:29:19Z"},{"alias_kind":"pith_short_16","alias_value":"F2FVV526GAIGAQGK","created_at":"2026-05-18T12:29:19Z"},{"alias_kind":"pith_short_8","alias_value":"F2FVV526","created_at":"2026-05-18T12:29:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:F2FVV526GAIGAQGKOEHR7ZXGSA","target":"record","payload":{"canonical_record":{"source":{"id":"1508.05274","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-08-21T14:05:43Z","cross_cats_sorted":[],"title_canon_sha256":"afdb564f8723484ce3d8a4a615e909fa26e43b38d853bec8f8fb9ba9b5c238dd","abstract_canon_sha256":"de5d1989512c87c26f6c9681d2178924654a6c724f3d7db474ab7c56253d99b4"},"schema_version":"1.0"},"canonical_sha256":"2e8b5af75e30106040ca710f1fe6e6903306e779aa53b3cfed60c7721edaaab4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:29:44.975007Z","signature_b64":"TXKk1jl4vFnlwSAUO9CxopbLnuYq5lM2UQxwtzKQJlpaAy1RS5lZ5y1VWPaAG+0TdXXc55bxBabTX6xDV2sTAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2e8b5af75e30106040ca710f1fe6e6903306e779aa53b3cfed60c7721edaaab4","last_reissued_at":"2026-05-18T01:29:44.974444Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:29:44.974444Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1508.05274","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":"2026-05-18T01:29:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K1OMqH3S0KkbVIByRZi2aMLYTKlc2x4h6r2aVvV/lrJVgAjdk1hc6Qcdfp5QCklfmBIFQpX7DcxN/C5oKUywDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T22:49:07.756731Z"},"content_sha256":"9789eb3cbdaf78aa59a39679f54d3ffc9499d22f63f171ced5fd3231204c3b18","schema_version":"1.0","event_id":"sha256:9789eb3cbdaf78aa59a39679f54d3ffc9499d22f63f171ced5fd3231204c3b18"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:F2FVV526GAIGAQGKOEHR7ZXGSA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Star-forming regions at the periphery of the supershell surrounding the Cyg OB1 association. I. The star cluster vdB 130 and its ambient gas and dust medium","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. A. Tatarnikova, A. M. Tatarnikov, A. S. Rastorguev, A. V. Moiseev, D. S. Wiebe, M. V. Zabolotskikh, O. V. Egorov, T. A. Lozinskaya, T. G. Sitnik","submitted_at":"2015-08-21T14:05:43Z","abstract_excerpt":"Stellar population and the interstellar gas-dust medium in the vicinity of the open star cluster vdB 130 are analysed using optical observations taken with the 6-m telescope of the SAO RAS and the 125-cm telescope of the SAI MSU along with the data of Spitzer and Herschel. Based on proper motions and BV and JHKs 2MASS photometric data, we select additional 36 stars as probable cluster members. Some stars in vdB 130 are classified as B stars. Our estimates of minimum colour excess, apparent distance modulus and the distance are consistent with young age (from 5 to 10 Myrs) of the cluster vdB 13"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.05274","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":"2026-05-18T01:29:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+XWL/xJusmtcu3ho9L+wcZqpxZMUWsBuCDOSQHaylkvqipI7xbsp5qDcMkXl/G44uvz1JuBsr+hDubSsr8UwDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T22:49:07.757156Z"},"content_sha256":"3d7fb35c3e75aecd390464011bb0eb32ac71d5e87fde0bc534f4fd001f9f4e31","schema_version":"1.0","event_id":"sha256:3d7fb35c3e75aecd390464011bb0eb32ac71d5e87fde0bc534f4fd001f9f4e31"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/F2FVV526GAIGAQGKOEHR7ZXGSA/bundle.json","state_url":"https://pith.science/pith/F2FVV526GAIGAQGKOEHR7ZXGSA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/F2FVV526GAIGAQGKOEHR7ZXGSA/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":"2026-05-26T22:49:07Z","links":{"resolver":"https://pith.science/pith/F2FVV526GAIGAQGKOEHR7ZXGSA","bundle":"https://pith.science/pith/F2FVV526GAIGAQGKOEHR7ZXGSA/bundle.json","state":"https://pith.science/pith/F2FVV526GAIGAQGKOEHR7ZXGSA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/F2FVV526GAIGAQGKOEHR7ZXGSA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:F2FVV526GAIGAQGKOEHR7ZXGSA","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":"de5d1989512c87c26f6c9681d2178924654a6c724f3d7db474ab7c56253d99b4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-08-21T14:05:43Z","title_canon_sha256":"afdb564f8723484ce3d8a4a615e909fa26e43b38d853bec8f8fb9ba9b5c238dd"},"schema_version":"1.0","source":{"id":"1508.05274","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.05274","created_at":"2026-05-18T01:29:44Z"},{"alias_kind":"arxiv_version","alias_value":"1508.05274v1","created_at":"2026-05-18T01:29:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.05274","created_at":"2026-05-18T01:29:44Z"},{"alias_kind":"pith_short_12","alias_value":"F2FVV526GAIG","created_at":"2026-05-18T12:29:19Z"},{"alias_kind":"pith_short_16","alias_value":"F2FVV526GAIGAQGK","created_at":"2026-05-18T12:29:19Z"},{"alias_kind":"pith_short_8","alias_value":"F2FVV526","created_at":"2026-05-18T12:29:19Z"}],"graph_snapshots":[{"event_id":"sha256:3d7fb35c3e75aecd390464011bb0eb32ac71d5e87fde0bc534f4fd001f9f4e31","target":"graph","created_at":"2026-05-18T01:29:44Z","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":"Stellar population and the interstellar gas-dust medium in the vicinity of the open star cluster vdB 130 are analysed using optical observations taken with the 6-m telescope of the SAO RAS and the 125-cm telescope of the SAI MSU along with the data of Spitzer and Herschel. Based on proper motions and BV and JHKs 2MASS photometric data, we select additional 36 stars as probable cluster members. Some stars in vdB 130 are classified as B stars. Our estimates of minimum colour excess, apparent distance modulus and the distance are consistent with young age (from 5 to 10 Myrs) of the cluster vdB 13","authors_text":"A. A. Tatarnikova, A. M. Tatarnikov, A. S. Rastorguev, A. V. Moiseev, D. S. Wiebe, M. V. Zabolotskikh, O. V. Egorov, T. A. Lozinskaya, T. G. Sitnik","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-08-21T14:05:43Z","title":"Star-forming regions at the periphery of the supershell surrounding the Cyg OB1 association. I. The star cluster vdB 130 and its ambient gas and dust medium"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.05274","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":"sha256:9789eb3cbdaf78aa59a39679f54d3ffc9499d22f63f171ced5fd3231204c3b18","target":"record","created_at":"2026-05-18T01:29:44Z","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":"de5d1989512c87c26f6c9681d2178924654a6c724f3d7db474ab7c56253d99b4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-08-21T14:05:43Z","title_canon_sha256":"afdb564f8723484ce3d8a4a615e909fa26e43b38d853bec8f8fb9ba9b5c238dd"},"schema_version":"1.0","source":{"id":"1508.05274","kind":"arxiv","version":1}},"canonical_sha256":"2e8b5af75e30106040ca710f1fe6e6903306e779aa53b3cfed60c7721edaaab4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2e8b5af75e30106040ca710f1fe6e6903306e779aa53b3cfed60c7721edaaab4","first_computed_at":"2026-05-18T01:29:44.974444Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:29:44.974444Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TXKk1jl4vFnlwSAUO9CxopbLnuYq5lM2UQxwtzKQJlpaAy1RS5lZ5y1VWPaAG+0TdXXc55bxBabTX6xDV2sTAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:29:44.975007Z","signed_message":"canonical_sha256_bytes"},"source_id":"1508.05274","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9789eb3cbdaf78aa59a39679f54d3ffc9499d22f63f171ced5fd3231204c3b18","sha256:3d7fb35c3e75aecd390464011bb0eb32ac71d5e87fde0bc534f4fd001f9f4e31"],"state_sha256":"f7a4ce354a22fc3265c2955deb8f996b0191f0625424e47d703afddf88a2a422"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tyuoio+bTjb9q5+DTuS+CpSObWklAkJAqavkpePnZGlyidUrGxVE2+V4ADJ3NRqzZCxBRkBAplTl7F7OxGkQDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T22:49:07.760968Z","bundle_sha256":"778c55816b14f56dd89b7b2ac829c26a8dc5addfbb86f1721750884ccf3b7912"}}