{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:K37UOSYBFDFNU3SPY4GKQ3ZKYR","short_pith_number":"pith:K37UOSYB","canonical_record":{"source":{"id":"1203.4957","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-03-22T10:50:05Z","cross_cats_sorted":[],"title_canon_sha256":"db5c78b3b50edc16b2cb4c3aa5e865c7e47e54078008fa97ec5b167d7a04ad22","abstract_canon_sha256":"81072ebf498e65b5ea6a44cd1392a676d94515f84fb37dd6300ae04355a2d560"},"schema_version":"1.0"},"canonical_sha256":"56ff474b0128cada6e4fc70ca86f2ac46892af09052f19fe904a30411e54b77c","source":{"kind":"arxiv","id":"1203.4957","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.4957","created_at":"2026-05-18T03:59:28Z"},{"alias_kind":"arxiv_version","alias_value":"1203.4957v1","created_at":"2026-05-18T03:59:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.4957","created_at":"2026-05-18T03:59:28Z"},{"alias_kind":"pith_short_12","alias_value":"K37UOSYBFDFN","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_16","alias_value":"K37UOSYBFDFNU3SP","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_8","alias_value":"K37UOSYB","created_at":"2026-05-18T12:27:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:K37UOSYBFDFNU3SPY4GKQ3ZKYR","target":"record","payload":{"canonical_record":{"source":{"id":"1203.4957","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-03-22T10:50:05Z","cross_cats_sorted":[],"title_canon_sha256":"db5c78b3b50edc16b2cb4c3aa5e865c7e47e54078008fa97ec5b167d7a04ad22","abstract_canon_sha256":"81072ebf498e65b5ea6a44cd1392a676d94515f84fb37dd6300ae04355a2d560"},"schema_version":"1.0"},"canonical_sha256":"56ff474b0128cada6e4fc70ca86f2ac46892af09052f19fe904a30411e54b77c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:59:28.279607Z","signature_b64":"bDT0AynxV63pfpcQ9OyjPDrrWJLs/lYpEzMWKz0KxT6lA/BfhtHRnzIXBr6x2nHFKyUGGqwC2vi+cnTIYm+CDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"56ff474b0128cada6e4fc70ca86f2ac46892af09052f19fe904a30411e54b77c","last_reissued_at":"2026-05-18T03:59:28.279091Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:59:28.279091Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1203.4957","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":"2026-05-18T03:59:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WiRjXNR2No72bA/B+RQjR4ILQ/zYw0+hna3OU3KGmLDy3bQLtEBlM915V+zpPUzeCLu/GbPEH2yM49KsKN/MAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T15:42:54.575846Z"},"content_sha256":"ed20d1392c979c836217ecd629dac264967bee0df12ab425e1bd28175b93b506","schema_version":"1.0","event_id":"sha256:ed20d1392c979c836217ecd629dac264967bee0df12ab425e1bd28175b93b506"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:K37UOSYBFDFNU3SPY4GKQ3ZKYR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Magnetic Field and Activity of the Single Late-type Giant Beta Ceti","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"G. A. Wade, M. Auriere, P. Petit, R. G. Bogdanovski, R. Konstantinova-Antova, S. Tsvetkova","submitted_at":"2012-03-22T10:50:05Z","abstract_excerpt":"We present the behavior of the magnetic field and activity indicators of the single late-type giant Beta Ceti in the period June 19, 2010 - December 14, 2010. We used spectropolarimetric data obtained with two telescopes - the NARVAL spectropolarimeter at Telescope Bernard Lyot, Pic du Midi, France and the ESPaDOnS spectropolarimeter at CFHT, Hawaii. The data were processed using the method of Least Square Deconvolution which enables to derive the mean photospheric profiles of Stokes I and V parameters. We measured the surface-averaged longitudinal magnetic field Bl, which varies in the interv"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.4957","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":"2026-05-18T03:59:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KRImq/HEi8Woq9JRVoXYwhMojWXFrr7v8nDRSZ3NDb+QFTCLFgZFyuNDjIXcTpkdvG9sVOrOSz45ucavWaMvAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T15:42:54.576533Z"},"content_sha256":"6b591b95d63e23bc693f7f0626eae87a09ffb8af4ca1428268c5f814bd7b1849","schema_version":"1.0","event_id":"sha256:6b591b95d63e23bc693f7f0626eae87a09ffb8af4ca1428268c5f814bd7b1849"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/K37UOSYBFDFNU3SPY4GKQ3ZKYR/bundle.json","state_url":"https://pith.science/pith/K37UOSYBFDFNU3SPY4GKQ3ZKYR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/K37UOSYBFDFNU3SPY4GKQ3ZKYR/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":"2026-05-29T15:42:54Z","links":{"resolver":"https://pith.science/pith/K37UOSYBFDFNU3SPY4GKQ3ZKYR","bundle":"https://pith.science/pith/K37UOSYBFDFNU3SPY4GKQ3ZKYR/bundle.json","state":"https://pith.science/pith/K37UOSYBFDFNU3SPY4GKQ3ZKYR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/K37UOSYBFDFNU3SPY4GKQ3ZKYR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:K37UOSYBFDFNU3SPY4GKQ3ZKYR","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":"81072ebf498e65b5ea6a44cd1392a676d94515f84fb37dd6300ae04355a2d560","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-03-22T10:50:05Z","title_canon_sha256":"db5c78b3b50edc16b2cb4c3aa5e865c7e47e54078008fa97ec5b167d7a04ad22"},"schema_version":"1.0","source":{"id":"1203.4957","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.4957","created_at":"2026-05-18T03:59:28Z"},{"alias_kind":"arxiv_version","alias_value":"1203.4957v1","created_at":"2026-05-18T03:59:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.4957","created_at":"2026-05-18T03:59:28Z"},{"alias_kind":"pith_short_12","alias_value":"K37UOSYBFDFN","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_16","alias_value":"K37UOSYBFDFNU3SP","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_8","alias_value":"K37UOSYB","created_at":"2026-05-18T12:27:11Z"}],"graph_snapshots":[{"event_id":"sha256:6b591b95d63e23bc693f7f0626eae87a09ffb8af4ca1428268c5f814bd7b1849","target":"graph","created_at":"2026-05-18T03:59:28Z","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 present the behavior of the magnetic field and activity indicators of the single late-type giant Beta Ceti in the period June 19, 2010 - December 14, 2010. We used spectropolarimetric data obtained with two telescopes - the NARVAL spectropolarimeter at Telescope Bernard Lyot, Pic du Midi, France and the ESPaDOnS spectropolarimeter at CFHT, Hawaii. The data were processed using the method of Least Square Deconvolution which enables to derive the mean photospheric profiles of Stokes I and V parameters. We measured the surface-averaged longitudinal magnetic field Bl, which varies in the interv","authors_text":"G. A. Wade, M. Auriere, P. Petit, R. G. Bogdanovski, R. Konstantinova-Antova, S. Tsvetkova","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-03-22T10:50:05Z","title":"Magnetic Field and Activity of the Single Late-type Giant Beta Ceti"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.4957","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:ed20d1392c979c836217ecd629dac264967bee0df12ab425e1bd28175b93b506","target":"record","created_at":"2026-05-18T03:59:28Z","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":"81072ebf498e65b5ea6a44cd1392a676d94515f84fb37dd6300ae04355a2d560","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-03-22T10:50:05Z","title_canon_sha256":"db5c78b3b50edc16b2cb4c3aa5e865c7e47e54078008fa97ec5b167d7a04ad22"},"schema_version":"1.0","source":{"id":"1203.4957","kind":"arxiv","version":1}},"canonical_sha256":"56ff474b0128cada6e4fc70ca86f2ac46892af09052f19fe904a30411e54b77c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"56ff474b0128cada6e4fc70ca86f2ac46892af09052f19fe904a30411e54b77c","first_computed_at":"2026-05-18T03:59:28.279091Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:59:28.279091Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bDT0AynxV63pfpcQ9OyjPDrrWJLs/lYpEzMWKz0KxT6lA/BfhtHRnzIXBr6x2nHFKyUGGqwC2vi+cnTIYm+CDg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:59:28.279607Z","signed_message":"canonical_sha256_bytes"},"source_id":"1203.4957","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ed20d1392c979c836217ecd629dac264967bee0df12ab425e1bd28175b93b506","sha256:6b591b95d63e23bc693f7f0626eae87a09ffb8af4ca1428268c5f814bd7b1849"],"state_sha256":"c24db84bd84bc020ed800c670fbbd3dade988f4ed8af668075e45a3d83f36866"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oyKjY0Qis5jLbqYZ2mPpaTPNoKF+EJeKyky/28myLwwQXIl/aRL7n/BkzsTOAmGvHos4kUNTPc9LxM/OHPliDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T15:42:54.580296Z","bundle_sha256":"e5636f61f428b7ca08dc1c5ff2afcecda64a2981bfba4ba3be56e3b9c8a58ede"}}