{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:U7GGWKH7KTXE2Q7ZBBEJZ5E3QX","short_pith_number":"pith:U7GGWKH7","canonical_record":{"source":{"id":"0805.2367","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-05-15T17:45:28Z","cross_cats_sorted":[],"title_canon_sha256":"b7ae188479e37145366aff8d0c339325a460a495e716bd98314dd29d0d6aab0d","abstract_canon_sha256":"0fe85c79bbbfd74bf4b64ae556b3ea69b83c23bcda8fe75b92cba97549a27e3f"},"schema_version":"1.0"},"canonical_sha256":"a7cc6b28ff54ee4d43f908489cf49b85f88ae40f63a53d821693af1cfa126427","source":{"kind":"arxiv","id":"0805.2367","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0805.2367","created_at":"2026-05-18T04:14:36Z"},{"alias_kind":"arxiv_version","alias_value":"0805.2367v1","created_at":"2026-05-18T04:14:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0805.2367","created_at":"2026-05-18T04:14:36Z"},{"alias_kind":"pith_short_12","alias_value":"U7GGWKH7KTXE","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"U7GGWKH7KTXE2Q7Z","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"U7GGWKH7","created_at":"2026-05-18T12:25:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:U7GGWKH7KTXE2Q7ZBBEJZ5E3QX","target":"record","payload":{"canonical_record":{"source":{"id":"0805.2367","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-05-15T17:45:28Z","cross_cats_sorted":[],"title_canon_sha256":"b7ae188479e37145366aff8d0c339325a460a495e716bd98314dd29d0d6aab0d","abstract_canon_sha256":"0fe85c79bbbfd74bf4b64ae556b3ea69b83c23bcda8fe75b92cba97549a27e3f"},"schema_version":"1.0"},"canonical_sha256":"a7cc6b28ff54ee4d43f908489cf49b85f88ae40f63a53d821693af1cfa126427","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:14:36.511077Z","signature_b64":"Uhtm0OeLsYB0Ib6KWjLx2iCg5s8C9xc9FZ9pvJ5G4hLMNqQUwaSA1cYayTvnQsFNjwSZPu3d/+d9goAqcbziBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a7cc6b28ff54ee4d43f908489cf49b85f88ae40f63a53d821693af1cfa126427","last_reissued_at":"2026-05-18T04:14:36.510604Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:14:36.510604Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0805.2367","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":"2026-05-18T04:14:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AmeEt3J0eE//aihSHtmuiPpDDKDVKWH+BMBQDiJ698M95unz6JE+ngoMxIwHJ2B6IPPvC6WHK9bFV2vWkySOCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T07:50:22.547251Z"},"content_sha256":"f00bba7b628094d680749c8d95a9a0107da5dc3c904933c06d8e11177e712221","schema_version":"1.0","event_id":"sha256:f00bba7b628094d680749c8d95a9a0107da5dc3c904933c06d8e11177e712221"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:U7GGWKH7KTXE2Q7ZBBEJZ5E3QX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Reduction of CCD observations obtained with the Fabry-Perot scanning interferometer. II. Additional Procedures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"(2) Sternberg Astronomical Institute, A.V. Moiseev (1), Moscow, O.V.Egorov (2) ((1) Special Astrophysical Observatory, Russia, Russia)","submitted_at":"2008-05-15T17:45:28Z","abstract_excerpt":"We describe a software package used at the Special Astrophysical Observatory of the Russian Academy of Sciences to reduce and analyze the data obtained with the Fabry-Perot scanning interferometer. We already described most of the algorithms employed in our earlier Paper I (Moiseev, 2002). In this paper we focus on extra procedures required in the case of the use of a high-resolution Fabry-Perot interferometer: removal of ghosts and measurement of the velocity dispersion of ionized gas in galactic and extragalactic objects."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0805.2367","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":"2026-05-18T04:14:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tAxZMkqWcbcHspl3bxqyHVg2Td1mbgL+WmLOiWl5XMkzbRZ0JljHewt9DTSOuOvoon934nCGMl+CCAYju/B2Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T07:50:22.547618Z"},"content_sha256":"6b647c69dff227c6301a28a423f6c941ef8cef805943e6516683e12fcc324100","schema_version":"1.0","event_id":"sha256:6b647c69dff227c6301a28a423f6c941ef8cef805943e6516683e12fcc324100"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/U7GGWKH7KTXE2Q7ZBBEJZ5E3QX/bundle.json","state_url":"https://pith.science/pith/U7GGWKH7KTXE2Q7ZBBEJZ5E3QX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/U7GGWKH7KTXE2Q7ZBBEJZ5E3QX/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":"2026-06-05T07:50:22Z","links":{"resolver":"https://pith.science/pith/U7GGWKH7KTXE2Q7ZBBEJZ5E3QX","bundle":"https://pith.science/pith/U7GGWKH7KTXE2Q7ZBBEJZ5E3QX/bundle.json","state":"https://pith.science/pith/U7GGWKH7KTXE2Q7ZBBEJZ5E3QX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/U7GGWKH7KTXE2Q7ZBBEJZ5E3QX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:U7GGWKH7KTXE2Q7ZBBEJZ5E3QX","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":"0fe85c79bbbfd74bf4b64ae556b3ea69b83c23bcda8fe75b92cba97549a27e3f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-05-15T17:45:28Z","title_canon_sha256":"b7ae188479e37145366aff8d0c339325a460a495e716bd98314dd29d0d6aab0d"},"schema_version":"1.0","source":{"id":"0805.2367","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0805.2367","created_at":"2026-05-18T04:14:36Z"},{"alias_kind":"arxiv_version","alias_value":"0805.2367v1","created_at":"2026-05-18T04:14:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0805.2367","created_at":"2026-05-18T04:14:36Z"},{"alias_kind":"pith_short_12","alias_value":"U7GGWKH7KTXE","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"U7GGWKH7KTXE2Q7Z","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"U7GGWKH7","created_at":"2026-05-18T12:25:58Z"}],"graph_snapshots":[{"event_id":"sha256:6b647c69dff227c6301a28a423f6c941ef8cef805943e6516683e12fcc324100","target":"graph","created_at":"2026-05-18T04:14:36Z","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":"We describe a software package used at the Special Astrophysical Observatory of the Russian Academy of Sciences to reduce and analyze the data obtained with the Fabry-Perot scanning interferometer. We already described most of the algorithms employed in our earlier Paper I (Moiseev, 2002). In this paper we focus on extra procedures required in the case of the use of a high-resolution Fabry-Perot interferometer: removal of ghosts and measurement of the velocity dispersion of ionized gas in galactic and extragalactic objects.","authors_text":"(2) Sternberg Astronomical Institute, A.V. Moiseev (1), Moscow, O.V.Egorov (2) ((1) Special Astrophysical Observatory, Russia, Russia)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-05-15T17:45:28Z","title":"Reduction of CCD observations obtained with the Fabry-Perot scanning interferometer. II. Additional Procedures"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0805.2367","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:f00bba7b628094d680749c8d95a9a0107da5dc3c904933c06d8e11177e712221","target":"record","created_at":"2026-05-18T04:14:36Z","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":"0fe85c79bbbfd74bf4b64ae556b3ea69b83c23bcda8fe75b92cba97549a27e3f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-05-15T17:45:28Z","title_canon_sha256":"b7ae188479e37145366aff8d0c339325a460a495e716bd98314dd29d0d6aab0d"},"schema_version":"1.0","source":{"id":"0805.2367","kind":"arxiv","version":1}},"canonical_sha256":"a7cc6b28ff54ee4d43f908489cf49b85f88ae40f63a53d821693af1cfa126427","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a7cc6b28ff54ee4d43f908489cf49b85f88ae40f63a53d821693af1cfa126427","first_computed_at":"2026-05-18T04:14:36.510604Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:14:36.510604Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Uhtm0OeLsYB0Ib6KWjLx2iCg5s8C9xc9FZ9pvJ5G4hLMNqQUwaSA1cYayTvnQsFNjwSZPu3d/+d9goAqcbziBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:14:36.511077Z","signed_message":"canonical_sha256_bytes"},"source_id":"0805.2367","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f00bba7b628094d680749c8d95a9a0107da5dc3c904933c06d8e11177e712221","sha256:6b647c69dff227c6301a28a423f6c941ef8cef805943e6516683e12fcc324100"],"state_sha256":"c3f82e49f8fc0780bfae47c5b24c87ae85a362b9746bb31b50f6760529474804"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3lzklv3xFMmv/cpQvFf71urnwfDk7WeD1y1p0Fpk6fbm9WtalKcg1bXvuMWgiOIrfzhx1Held7XfDCzJPJ+gCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T07:50:22.549558Z","bundle_sha256":"25db6244d895325a722457616a7b61ea8f86d794a8bbed2fb97cb05ca5564672"}}