{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:K6F2WLO7AB3CAJAVCSVFQJT2EQ","short_pith_number":"pith:K6F2WLO7","canonical_record":{"source":{"id":"2009.14065","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-09-29T14:52:48Z","cross_cats_sorted":[],"title_canon_sha256":"e38fdf7faed06527898468d2eaba0c13696c16967226365cf22a332c65fb9f4f","abstract_canon_sha256":"7a9623bf23bab2df9238ad955b87f6fbc8e0a778e1bc6fe031c6647f3dfcb2e1"},"schema_version":"1.0"},"canonical_sha256":"578bab2ddf007620241514aa58267a24084122044b05b3a2635abfda9954ed72","source":{"kind":"arxiv","id":"2009.14065","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2009.14065","created_at":"2026-07-05T01:42:47Z"},{"alias_kind":"arxiv_version","alias_value":"2009.14065v1","created_at":"2026-07-05T01:42:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2009.14065","created_at":"2026-07-05T01:42:47Z"},{"alias_kind":"pith_short_12","alias_value":"K6F2WLO7AB3C","created_at":"2026-07-05T01:42:47Z"},{"alias_kind":"pith_short_16","alias_value":"K6F2WLO7AB3CAJAV","created_at":"2026-07-05T01:42:47Z"},{"alias_kind":"pith_short_8","alias_value":"K6F2WLO7","created_at":"2026-07-05T01:42:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:K6F2WLO7AB3CAJAVCSVFQJT2EQ","target":"record","payload":{"canonical_record":{"source":{"id":"2009.14065","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-09-29T14:52:48Z","cross_cats_sorted":[],"title_canon_sha256":"e38fdf7faed06527898468d2eaba0c13696c16967226365cf22a332c65fb9f4f","abstract_canon_sha256":"7a9623bf23bab2df9238ad955b87f6fbc8e0a778e1bc6fe031c6647f3dfcb2e1"},"schema_version":"1.0"},"canonical_sha256":"578bab2ddf007620241514aa58267a24084122044b05b3a2635abfda9954ed72","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:42:47.051498Z","signature_b64":"778jl1Co1jFAIJSsGJ7gwYWdv2BS9z4nv/XEAG18cPvE7dCq7pisNlsS9tAVn9xpaw7phrBSaRkv/QIQEQHeAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"578bab2ddf007620241514aa58267a24084122044b05b3a2635abfda9954ed72","last_reissued_at":"2026-07-05T01:42:47.051075Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:42:47.051075Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2009.14065","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":"2026-07-05T01:42:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WiJfgKzzY4KC+dQFumtIWK67y6XBtNt+0cGGNVwjefWoFR4im+AqBMhGf38INgpLYzJxFruI7/NjQByflo2LAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T11:42:34.358467Z"},"content_sha256":"8d04f928597171b0e98d84a012bd7e5eb45ec5d8216402ef2555309d1d5edc7d","schema_version":"1.0","event_id":"sha256:8d04f928597171b0e98d84a012bd7e5eb45ec5d8216402ef2555309d1d5edc7d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:K6F2WLO7AB3CAJAVCSVFQJT2EQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Seismic analysis of the double-mode radial pulsator SX Phoenicis","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. A. Pamyatnykh, Jadwiga Daszy\\'nska-Daszkiewicz, P. Walczak, W. Szewczuk","submitted_at":"2020-09-29T14:52:48Z","abstract_excerpt":"We present the results of complex seismic analysis of the prototype star SX Phoenicis. This analysis consists of a simultaneous fitting of the two radial-mode frequencies, the corresponding values of the bolometric flux amplitude (the parameter $f$) and of the intrinsic mode amplitude $\\varepsilon$. The effects of various parameters as well as the opacity data are examined. With each opacity table it is possible to find seismic models that reproduce the two observed frequencies with masses allowed by evolutionary models appropriate for the observed values of the effective temperature and lumin"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2009.14065","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/2009.14065/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T01:42:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PT6GyNZ1SQof7BDPzo/AKlo0vIHuLE0SA3B2L78EyclUowT6+hTt2PwiJD4nl6/zJz3DNFzURdnXe5Lw0DDPDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T11:42:34.358837Z"},"content_sha256":"a9fe1e09bab45618d04fe74c489324a67a3466578ae271c770489f17dfb570a7","schema_version":"1.0","event_id":"sha256:a9fe1e09bab45618d04fe74c489324a67a3466578ae271c770489f17dfb570a7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/K6F2WLO7AB3CAJAVCSVFQJT2EQ/bundle.json","state_url":"https://pith.science/pith/K6F2WLO7AB3CAJAVCSVFQJT2EQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/K6F2WLO7AB3CAJAVCSVFQJT2EQ/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":"2026-07-05T11:42:34Z","links":{"resolver":"https://pith.science/pith/K6F2WLO7AB3CAJAVCSVFQJT2EQ","bundle":"https://pith.science/pith/K6F2WLO7AB3CAJAVCSVFQJT2EQ/bundle.json","state":"https://pith.science/pith/K6F2WLO7AB3CAJAVCSVFQJT2EQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/K6F2WLO7AB3CAJAVCSVFQJT2EQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:K6F2WLO7AB3CAJAVCSVFQJT2EQ","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":"7a9623bf23bab2df9238ad955b87f6fbc8e0a778e1bc6fe031c6647f3dfcb2e1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-09-29T14:52:48Z","title_canon_sha256":"e38fdf7faed06527898468d2eaba0c13696c16967226365cf22a332c65fb9f4f"},"schema_version":"1.0","source":{"id":"2009.14065","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2009.14065","created_at":"2026-07-05T01:42:47Z"},{"alias_kind":"arxiv_version","alias_value":"2009.14065v1","created_at":"2026-07-05T01:42:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2009.14065","created_at":"2026-07-05T01:42:47Z"},{"alias_kind":"pith_short_12","alias_value":"K6F2WLO7AB3C","created_at":"2026-07-05T01:42:47Z"},{"alias_kind":"pith_short_16","alias_value":"K6F2WLO7AB3CAJAV","created_at":"2026-07-05T01:42:47Z"},{"alias_kind":"pith_short_8","alias_value":"K6F2WLO7","created_at":"2026-07-05T01:42:47Z"}],"graph_snapshots":[{"event_id":"sha256:a9fe1e09bab45618d04fe74c489324a67a3466578ae271c770489f17dfb570a7","target":"graph","created_at":"2026-07-05T01:42:47Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2009.14065/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present the results of complex seismic analysis of the prototype star SX Phoenicis. This analysis consists of a simultaneous fitting of the two radial-mode frequencies, the corresponding values of the bolometric flux amplitude (the parameter $f$) and of the intrinsic mode amplitude $\\varepsilon$. The effects of various parameters as well as the opacity data are examined. With each opacity table it is possible to find seismic models that reproduce the two observed frequencies with masses allowed by evolutionary models appropriate for the observed values of the effective temperature and lumin","authors_text":"A. A. Pamyatnykh, Jadwiga Daszy\\'nska-Daszkiewicz, P. Walczak, W. Szewczuk","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-09-29T14:52:48Z","title":"Seismic analysis of the double-mode radial pulsator SX Phoenicis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2009.14065","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":"sha256:8d04f928597171b0e98d84a012bd7e5eb45ec5d8216402ef2555309d1d5edc7d","target":"record","created_at":"2026-07-05T01:42:47Z","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":"7a9623bf23bab2df9238ad955b87f6fbc8e0a778e1bc6fe031c6647f3dfcb2e1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-09-29T14:52:48Z","title_canon_sha256":"e38fdf7faed06527898468d2eaba0c13696c16967226365cf22a332c65fb9f4f"},"schema_version":"1.0","source":{"id":"2009.14065","kind":"arxiv","version":1}},"canonical_sha256":"578bab2ddf007620241514aa58267a24084122044b05b3a2635abfda9954ed72","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"578bab2ddf007620241514aa58267a24084122044b05b3a2635abfda9954ed72","first_computed_at":"2026-07-05T01:42:47.051075Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:42:47.051075Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"778jl1Co1jFAIJSsGJ7gwYWdv2BS9z4nv/XEAG18cPvE7dCq7pisNlsS9tAVn9xpaw7phrBSaRkv/QIQEQHeAw==","signature_status":"signed_v1","signed_at":"2026-07-05T01:42:47.051498Z","signed_message":"canonical_sha256_bytes"},"source_id":"2009.14065","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8d04f928597171b0e98d84a012bd7e5eb45ec5d8216402ef2555309d1d5edc7d","sha256:a9fe1e09bab45618d04fe74c489324a67a3466578ae271c770489f17dfb570a7"],"state_sha256":"6a3d5e51ca5b17fe5232beb0505d58d8b22e4b357d3eaace4a66a598f1d8aa90"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"F79HAkOsk/MDYsv6mVATap8RHAgtzGdxeLJZZibHFFdY18uNtGPdE/0MmLWVei9UNd1zvPNTvt3gyRsD8tIpAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-05T11:42:34.360787Z","bundle_sha256":"7c92f4b0f7051cadf04b55aeabe6c0faefb9fb0456972beea0baf97ebc00bef8"}}