{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:IIGG2NDVPXUM5GITIOFASLZAGB","short_pith_number":"pith:IIGG2NDV","schema_version":"1.0","canonical_sha256":"420c6d34757de8ce9913438a092f203072b4a022a74e8f7dd7e365e7267d8315","source":{"kind":"arxiv","id":"2006.14920","version":1},"attestation_state":"computed","paper":{"title":"Interstellar extinction toward symbiotic stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"K. A. Stoyanov, R. K. Zamanov, V. D. Marchev","submitted_at":"2020-06-26T11:43:47Z","abstract_excerpt":"Using diffuse interstellar bands (DIBs) at 5780 A, 5797 A and 6613 A, visible in the high resolution spectra, and measuring their equivalent widths, we estimate the interstellar extinction toward seven symbiotic stars. We find $E_{B-V}$= $1.28 \\pm 0.10$ for AS 289, $E_{B-V}$= $1.55 \\pm 0.10$ for BI Cru, $E_{B-V}$= $0.63 \\pm 0.10$ for HD330036, $E_{B-V}$= $0.33 \\pm 0.05$ for V2756 Sgr, $E_{B-V}$= $0.30 \\pm 0.05$ for V2905 Sgr, $E_{B-V}$= $1.52 \\pm 0.11$ for V417 Cen, $E_{B-V}$= $0.81 \\pm 0.10$ for PN Sa 3-22. The derived values are in agreement with the extinction through the Galaxy."},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2006.14920","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-06-26T11:43:47Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"7c39d527e2816ad05715daee8f9902905c0f0033f0a288289d421a18f73a16aa","abstract_canon_sha256":"072597dcdf83a5456fcb91f0c143c6a302f55b8f730d2f952a5d259d32dc7007"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:13:48.033844Z","signature_b64":"nGVS4ukzKcsxUDsStbkOaxgJqtI4aR/jBrIZLLpU6gp85hodFXOqw7qBBaKtxZxhO4kRiXgxj+9IZKME7JHBAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"420c6d34757de8ce9913438a092f203072b4a022a74e8f7dd7e365e7267d8315","last_reissued_at":"2026-07-05T01:13:48.033467Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:13:48.033467Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Interstellar extinction toward symbiotic stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"K. A. Stoyanov, R. K. Zamanov, V. D. Marchev","submitted_at":"2020-06-26T11:43:47Z","abstract_excerpt":"Using diffuse interstellar bands (DIBs) at 5780 A, 5797 A and 6613 A, visible in the high resolution spectra, and measuring their equivalent widths, we estimate the interstellar extinction toward seven symbiotic stars. We find $E_{B-V}$= $1.28 \\pm 0.10$ for AS 289, $E_{B-V}$= $1.55 \\pm 0.10$ for BI Cru, $E_{B-V}$= $0.63 \\pm 0.10$ for HD330036, $E_{B-V}$= $0.33 \\pm 0.05$ for V2756 Sgr, $E_{B-V}$= $0.30 \\pm 0.05$ for V2905 Sgr, $E_{B-V}$= $1.52 \\pm 0.11$ for V417 Cen, $E_{B-V}$= $0.81 \\pm 0.10$ for PN Sa 3-22. The derived values are in agreement with the extinction through the Galaxy."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.14920","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/2006.14920/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2006.14920","created_at":"2026-07-05T01:13:48.033522+00:00"},{"alias_kind":"arxiv_version","alias_value":"2006.14920v1","created_at":"2026-07-05T01:13:48.033522+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.14920","created_at":"2026-07-05T01:13:48.033522+00:00"},{"alias_kind":"pith_short_12","alias_value":"IIGG2NDVPXUM","created_at":"2026-07-05T01:13:48.033522+00:00"},{"alias_kind":"pith_short_16","alias_value":"IIGG2NDVPXUM5GIT","created_at":"2026-07-05T01:13:48.033522+00:00"},{"alias_kind":"pith_short_8","alias_value":"IIGG2NDV","created_at":"2026-07-05T01:13:48.033522+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/IIGG2NDVPXUM5GITIOFASLZAGB","json":"https://pith.science/pith/IIGG2NDVPXUM5GITIOFASLZAGB.json","graph_json":"https://pith.science/api/pith-number/IIGG2NDVPXUM5GITIOFASLZAGB/graph.json","events_json":"https://pith.science/api/pith-number/IIGG2NDVPXUM5GITIOFASLZAGB/events.json","paper":"https://pith.science/paper/IIGG2NDV"},"agent_actions":{"view_html":"https://pith.science/pith/IIGG2NDVPXUM5GITIOFASLZAGB","download_json":"https://pith.science/pith/IIGG2NDVPXUM5GITIOFASLZAGB.json","view_paper":"https://pith.science/paper/IIGG2NDV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2006.14920&json=true","fetch_graph":"https://pith.science/api/pith-number/IIGG2NDVPXUM5GITIOFASLZAGB/graph.json","fetch_events":"https://pith.science/api/pith-number/IIGG2NDVPXUM5GITIOFASLZAGB/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IIGG2NDVPXUM5GITIOFASLZAGB/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IIGG2NDVPXUM5GITIOFASLZAGB/action/storage_attestation","attest_author":"https://pith.science/pith/IIGG2NDVPXUM5GITIOFASLZAGB/action/author_attestation","sign_citation":"https://pith.science/pith/IIGG2NDVPXUM5GITIOFASLZAGB/action/citation_signature","submit_replication":"https://pith.science/pith/IIGG2NDVPXUM5GITIOFASLZAGB/action/replication_record"}},"created_at":"2026-07-05T01:13:48.033522+00:00","updated_at":"2026-07-05T01:13:48.033522+00:00"}