{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:S3MMOJ6U2OOFEKIMUSPFH3XBTO","short_pith_number":"pith:S3MMOJ6U","canonical_record":{"source":{"id":"1309.0741","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-09-03T16:49:40Z","cross_cats_sorted":[],"title_canon_sha256":"c405bc492ceabcae706977ac4927381b3d1de800c5782e6ec2498e05ec1aef9d","abstract_canon_sha256":"434f068da79df344954b4bcdc28c642aaf4be8083b312f40099360ca98aa5f49"},"schema_version":"1.0"},"canonical_sha256":"96d8c727d4d39c52290ca49e53eee19b8132d796353a03334365ff88d584befb","source":{"kind":"arxiv","id":"1309.0741","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.0741","created_at":"2026-05-18T03:14:18Z"},{"alias_kind":"arxiv_version","alias_value":"1309.0741v1","created_at":"2026-05-18T03:14:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.0741","created_at":"2026-05-18T03:14:18Z"},{"alias_kind":"pith_short_12","alias_value":"S3MMOJ6U2OOF","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_16","alias_value":"S3MMOJ6U2OOFEKIM","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_8","alias_value":"S3MMOJ6U","created_at":"2026-05-18T12:27:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:S3MMOJ6U2OOFEKIMUSPFH3XBTO","target":"record","payload":{"canonical_record":{"source":{"id":"1309.0741","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-09-03T16:49:40Z","cross_cats_sorted":[],"title_canon_sha256":"c405bc492ceabcae706977ac4927381b3d1de800c5782e6ec2498e05ec1aef9d","abstract_canon_sha256":"434f068da79df344954b4bcdc28c642aaf4be8083b312f40099360ca98aa5f49"},"schema_version":"1.0"},"canonical_sha256":"96d8c727d4d39c52290ca49e53eee19b8132d796353a03334365ff88d584befb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:14:18.120339Z","signature_b64":"QgRbe1fTwpTXhtabTjDTfZp89LVdAPN8ljCLa6rEbVUauR0RIm8ET3r+aEih5qg0bxzYTpBkTcRU39YLur3OBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"96d8c727d4d39c52290ca49e53eee19b8132d796353a03334365ff88d584befb","last_reissued_at":"2026-05-18T03:14:18.119547Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:14:18.119547Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1309.0741","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":"2026-05-18T03:14:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nV4Hnqw074T5vYkkCfL5p+JA8T9UdQVCeWkWCCuQB+UdgMb94+deJeeA/qtY6ZE8KYhahVEPh+Ok49IYlo+/BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T07:15:38.022232Z"},"content_sha256":"16cda5f84e0555c6255979b1819cdeaa949b1b6055779935d37dafe3a390d46a","schema_version":"1.0","event_id":"sha256:16cda5f84e0555c6255979b1819cdeaa949b1b6055779935d37dafe3a390d46a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:S3MMOJ6U2OOFEKIMUSPFH3XBTO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Kepler-SEP Mission: Harvesting the South Ecliptic Pole large-amplitude variables with Kepler","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. Pigulski, A. Udalski, C. C. Ngeow, C. Kuehn, D. Szczygie{\\l}, E. Plachy, G. Kopaczki, G. Pietrzy\\'nski, I. Soszy\\'nski, J. A. Guzik, J. Ostrowski, J. Schou, J. Skowron, K. Ulaczyk, L. Moln\\'ar, L. Szabados, \\L. Wyrzykowski, M. Szyma\\'nski, N. R. Evans, P. De Cat, P. Moskalik, P. Pietrukowicz, R. Poleski, R. Smolec, R. Szab\\'o, Sz. Koz{\\l}owski, T. Bedding, T. Borkovits, V. Antoci, \\v{Z}. Ivezi\\'c, Z. Ko{\\l}aczkowski","submitted_at":"2013-09-03T16:49:40Z","abstract_excerpt":"As a response to the white paper call, we propose to turn Kepler to the South Ecliptic Pole (SEP) and observe thousands of large amplitude variables for years with high cadence in the frame of the Kepler-SEP Mission. The degraded pointing stability will still allow observing these stars with reasonable (probably better than mmag) accuracy. Long-term continuous monitoring already proved to be extremely helpful to investigate several areas of stellar astrophysics. Space-based missions opened a new window to the dynamics of pulsation in several class of pulsating variable stars and facilitated de"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.0741","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":"2026-05-18T03:14:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Lb8pQe7Tsx+tx+J3tup8Fpm2Ejr6jCzTmJVSBmVt6p3RA5Q6etnYDRP/dR8eAWeK4bskDCnB7LuPJNLlluFXDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T07:15:38.022967Z"},"content_sha256":"e10275700b4bf0e3ef1252b3b1f2aa67686f2be0e2689544c04de6f79b06a47b","schema_version":"1.0","event_id":"sha256:e10275700b4bf0e3ef1252b3b1f2aa67686f2be0e2689544c04de6f79b06a47b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/S3MMOJ6U2OOFEKIMUSPFH3XBTO/bundle.json","state_url":"https://pith.science/pith/S3MMOJ6U2OOFEKIMUSPFH3XBTO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/S3MMOJ6U2OOFEKIMUSPFH3XBTO/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":"2026-05-30T07:15:38Z","links":{"resolver":"https://pith.science/pith/S3MMOJ6U2OOFEKIMUSPFH3XBTO","bundle":"https://pith.science/pith/S3MMOJ6U2OOFEKIMUSPFH3XBTO/bundle.json","state":"https://pith.science/pith/S3MMOJ6U2OOFEKIMUSPFH3XBTO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/S3MMOJ6U2OOFEKIMUSPFH3XBTO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:S3MMOJ6U2OOFEKIMUSPFH3XBTO","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":"434f068da79df344954b4bcdc28c642aaf4be8083b312f40099360ca98aa5f49","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-09-03T16:49:40Z","title_canon_sha256":"c405bc492ceabcae706977ac4927381b3d1de800c5782e6ec2498e05ec1aef9d"},"schema_version":"1.0","source":{"id":"1309.0741","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.0741","created_at":"2026-05-18T03:14:18Z"},{"alias_kind":"arxiv_version","alias_value":"1309.0741v1","created_at":"2026-05-18T03:14:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.0741","created_at":"2026-05-18T03:14:18Z"},{"alias_kind":"pith_short_12","alias_value":"S3MMOJ6U2OOF","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_16","alias_value":"S3MMOJ6U2OOFEKIM","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_8","alias_value":"S3MMOJ6U","created_at":"2026-05-18T12:27:59Z"}],"graph_snapshots":[{"event_id":"sha256:e10275700b4bf0e3ef1252b3b1f2aa67686f2be0e2689544c04de6f79b06a47b","target":"graph","created_at":"2026-05-18T03:14:18Z","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":"As a response to the white paper call, we propose to turn Kepler to the South Ecliptic Pole (SEP) and observe thousands of large amplitude variables for years with high cadence in the frame of the Kepler-SEP Mission. The degraded pointing stability will still allow observing these stars with reasonable (probably better than mmag) accuracy. Long-term continuous monitoring already proved to be extremely helpful to investigate several areas of stellar astrophysics. Space-based missions opened a new window to the dynamics of pulsation in several class of pulsating variable stars and facilitated de","authors_text":"A. Pigulski, A. Udalski, C. C. Ngeow, C. Kuehn, D. Szczygie{\\l}, E. Plachy, G. Kopaczki, G. Pietrzy\\'nski, I. Soszy\\'nski, J. A. Guzik, J. Ostrowski, J. Schou, J. Skowron, K. Ulaczyk, L. Moln\\'ar, L. Szabados, \\L. Wyrzykowski, M. Szyma\\'nski, N. R. Evans, P. De Cat, P. Moskalik, P. Pietrukowicz, R. Poleski, R. Smolec, R. Szab\\'o, Sz. Koz{\\l}owski, T. Bedding, T. Borkovits, V. Antoci, \\v{Z}. Ivezi\\'c, Z. Ko{\\l}aczkowski","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-09-03T16:49:40Z","title":"The Kepler-SEP Mission: Harvesting the South Ecliptic Pole large-amplitude variables with Kepler"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.0741","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":"sha256:16cda5f84e0555c6255979b1819cdeaa949b1b6055779935d37dafe3a390d46a","target":"record","created_at":"2026-05-18T03:14:18Z","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":"434f068da79df344954b4bcdc28c642aaf4be8083b312f40099360ca98aa5f49","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-09-03T16:49:40Z","title_canon_sha256":"c405bc492ceabcae706977ac4927381b3d1de800c5782e6ec2498e05ec1aef9d"},"schema_version":"1.0","source":{"id":"1309.0741","kind":"arxiv","version":1}},"canonical_sha256":"96d8c727d4d39c52290ca49e53eee19b8132d796353a03334365ff88d584befb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"96d8c727d4d39c52290ca49e53eee19b8132d796353a03334365ff88d584befb","first_computed_at":"2026-05-18T03:14:18.119547Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:14:18.119547Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QgRbe1fTwpTXhtabTjDTfZp89LVdAPN8ljCLa6rEbVUauR0RIm8ET3r+aEih5qg0bxzYTpBkTcRU39YLur3OBg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:14:18.120339Z","signed_message":"canonical_sha256_bytes"},"source_id":"1309.0741","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:16cda5f84e0555c6255979b1819cdeaa949b1b6055779935d37dafe3a390d46a","sha256:e10275700b4bf0e3ef1252b3b1f2aa67686f2be0e2689544c04de6f79b06a47b"],"state_sha256":"94ebe7aab121b62313b2d944c8c10d04f6a5d3510d5678a793ab33530f5d6bc6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X+0darCC2sal0ylPeMgyvkdCONBJx6ZTfJKmkG7ZxGtYs308pQVkzaoA/ABPjvI8+p5b9R+z5TnYSJN5ab/dAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T07:15:38.027072Z","bundle_sha256":"a2ec314a067a271f2ec6e7edfcce05bb6b7bd1836419a44c4cc08d9abfec9d62"}}