{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:3WGWJLRSZKSLRLH22IRTOAHKLA","short_pith_number":"pith:3WGWJLRS","canonical_record":{"source":{"id":"1711.10242","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-11-28T11:59:49Z","cross_cats_sorted":[],"title_canon_sha256":"dff54a9ac29ea8bdd04985d6e2fe8311e1f873077bf063fd32870044fb0c1045","abstract_canon_sha256":"f57649f8e581ca6625c5f666e84fddfef57e063374ccd6cf544695fd1b793767"},"schema_version":"1.0"},"canonical_sha256":"dd8d64ae32caa4b8acfad2233700ea581fe97339f146a2a1b74ef5208b1f0c6f","source":{"kind":"arxiv","id":"1711.10242","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.10242","created_at":"2026-05-18T00:29:22Z"},{"alias_kind":"arxiv_version","alias_value":"1711.10242v1","created_at":"2026-05-18T00:29:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.10242","created_at":"2026-05-18T00:29:22Z"},{"alias_kind":"pith_short_12","alias_value":"3WGWJLRSZKSL","created_at":"2026-05-18T12:30:58Z"},{"alias_kind":"pith_short_16","alias_value":"3WGWJLRSZKSLRLH2","created_at":"2026-05-18T12:30:58Z"},{"alias_kind":"pith_short_8","alias_value":"3WGWJLRS","created_at":"2026-05-18T12:30:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:3WGWJLRSZKSLRLH22IRTOAHKLA","target":"record","payload":{"canonical_record":{"source":{"id":"1711.10242","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-11-28T11:59:49Z","cross_cats_sorted":[],"title_canon_sha256":"dff54a9ac29ea8bdd04985d6e2fe8311e1f873077bf063fd32870044fb0c1045","abstract_canon_sha256":"f57649f8e581ca6625c5f666e84fddfef57e063374ccd6cf544695fd1b793767"},"schema_version":"1.0"},"canonical_sha256":"dd8d64ae32caa4b8acfad2233700ea581fe97339f146a2a1b74ef5208b1f0c6f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:29:22.850893Z","signature_b64":"IdvAVAwMY51634K2iuh0n/7Cb7B63TnuOOFdofzIQuibwPYejKoU2ZpI64lfC/qayHd2FxlisiQzjEuVY7xrCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dd8d64ae32caa4b8acfad2233700ea581fe97339f146a2a1b74ef5208b1f0c6f","last_reissued_at":"2026-05-18T00:29:22.850280Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:29:22.850280Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1711.10242","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":"2026-05-18T00:29:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZfcxPsv2tVIc+K+AaWxJKkuyddtkkBLISr3uwmkFIe7HXFNU/QU3mK8zgw4l0QPi0MDhRz/4Ii8Q8/LSTn9PCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T19:58:05.407749Z"},"content_sha256":"3f0a1f9ade32269a16ed7944031adac9fb81c86a9663fc58e2c77224f0abace5","schema_version":"1.0","event_id":"sha256:3f0a1f9ade32269a16ed7944031adac9fb81c86a9663fc58e2c77224f0abace5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:3WGWJLRSZKSLRLH22IRTOAHKLA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Spotted surface structure of the active giant PZ Mon","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A.V. Kusakin, I.V. Reva, K.A. Antonyuk, N.I. Bondar', N.V. Pit', Yu.V. Pakhomov","submitted_at":"2017-11-28T11:59:49Z","abstract_excerpt":"Based on our photometric observations in 2015-2016 and archival photometric data for the active red giant PZ Mon, we have found the main characteristics of the stellar surface: the unspotted surface temperature Teff=4730K, the spot temperature Tspot=3500K, and the relative spot area from 30 to 40%. The best agreement with the observations has been achieved in our three-spot model including a cool polar spot with a temperature of about 3500K as well as large and small warm spots with a temperature of about 4500K. The stable polar spot is responsible for the long-period brightness variations. It"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.10242","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":"2026-05-18T00:29:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CPcUC2fM+ZPO89l//dtpui5A6XD6VwTJ4jhWud1wNr1wNH766T7vrqbiHiP60U+KRfTYrrScH8K4jcMhOgpYAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T19:58:05.408097Z"},"content_sha256":"3d01f77138be819ad63e0cefa9906236d862a82b6600870e6ef5778a93d48bf3","schema_version":"1.0","event_id":"sha256:3d01f77138be819ad63e0cefa9906236d862a82b6600870e6ef5778a93d48bf3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3WGWJLRSZKSLRLH22IRTOAHKLA/bundle.json","state_url":"https://pith.science/pith/3WGWJLRSZKSLRLH22IRTOAHKLA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3WGWJLRSZKSLRLH22IRTOAHKLA/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":"2026-06-03T19:58:05Z","links":{"resolver":"https://pith.science/pith/3WGWJLRSZKSLRLH22IRTOAHKLA","bundle":"https://pith.science/pith/3WGWJLRSZKSLRLH22IRTOAHKLA/bundle.json","state":"https://pith.science/pith/3WGWJLRSZKSLRLH22IRTOAHKLA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3WGWJLRSZKSLRLH22IRTOAHKLA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:3WGWJLRSZKSLRLH22IRTOAHKLA","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":"f57649f8e581ca6625c5f666e84fddfef57e063374ccd6cf544695fd1b793767","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-11-28T11:59:49Z","title_canon_sha256":"dff54a9ac29ea8bdd04985d6e2fe8311e1f873077bf063fd32870044fb0c1045"},"schema_version":"1.0","source":{"id":"1711.10242","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.10242","created_at":"2026-05-18T00:29:22Z"},{"alias_kind":"arxiv_version","alias_value":"1711.10242v1","created_at":"2026-05-18T00:29:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.10242","created_at":"2026-05-18T00:29:22Z"},{"alias_kind":"pith_short_12","alias_value":"3WGWJLRSZKSL","created_at":"2026-05-18T12:30:58Z"},{"alias_kind":"pith_short_16","alias_value":"3WGWJLRSZKSLRLH2","created_at":"2026-05-18T12:30:58Z"},{"alias_kind":"pith_short_8","alias_value":"3WGWJLRS","created_at":"2026-05-18T12:30:58Z"}],"graph_snapshots":[{"event_id":"sha256:3d01f77138be819ad63e0cefa9906236d862a82b6600870e6ef5778a93d48bf3","target":"graph","created_at":"2026-05-18T00:29:22Z","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":"Based on our photometric observations in 2015-2016 and archival photometric data for the active red giant PZ Mon, we have found the main characteristics of the stellar surface: the unspotted surface temperature Teff=4730K, the spot temperature Tspot=3500K, and the relative spot area from 30 to 40%. The best agreement with the observations has been achieved in our three-spot model including a cool polar spot with a temperature of about 3500K as well as large and small warm spots with a temperature of about 4500K. The stable polar spot is responsible for the long-period brightness variations. It","authors_text":"A.V. Kusakin, I.V. Reva, K.A. Antonyuk, N.I. Bondar', N.V. Pit', Yu.V. Pakhomov","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-11-28T11:59:49Z","title":"Spotted surface structure of the active giant PZ Mon"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.10242","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":"sha256:3f0a1f9ade32269a16ed7944031adac9fb81c86a9663fc58e2c77224f0abace5","target":"record","created_at":"2026-05-18T00:29:22Z","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":"f57649f8e581ca6625c5f666e84fddfef57e063374ccd6cf544695fd1b793767","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-11-28T11:59:49Z","title_canon_sha256":"dff54a9ac29ea8bdd04985d6e2fe8311e1f873077bf063fd32870044fb0c1045"},"schema_version":"1.0","source":{"id":"1711.10242","kind":"arxiv","version":1}},"canonical_sha256":"dd8d64ae32caa4b8acfad2233700ea581fe97339f146a2a1b74ef5208b1f0c6f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dd8d64ae32caa4b8acfad2233700ea581fe97339f146a2a1b74ef5208b1f0c6f","first_computed_at":"2026-05-18T00:29:22.850280Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:29:22.850280Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IdvAVAwMY51634K2iuh0n/7Cb7B63TnuOOFdofzIQuibwPYejKoU2ZpI64lfC/qayHd2FxlisiQzjEuVY7xrCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:29:22.850893Z","signed_message":"canonical_sha256_bytes"},"source_id":"1711.10242","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3f0a1f9ade32269a16ed7944031adac9fb81c86a9663fc58e2c77224f0abace5","sha256:3d01f77138be819ad63e0cefa9906236d862a82b6600870e6ef5778a93d48bf3"],"state_sha256":"df35dd11b298afde95ab96e884a8e7780af08f6c538b75a269579e89fddebf0a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fdWIu/E3oCYLz2+JVQmjfNbE5EFJr7z7tmELr30CIoQOnhnCMG+tCBXtZ+7wN51hrwpucQ36ZOF76OWlUHH7Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T19:58:05.410124Z","bundle_sha256":"f0791b49ba7becc94812e41cd1172d98d296ef7c5bf7a763ac14565b9a2fd80c"}}