{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:GLLF3IJBAYMC3LVDBSQO5A3BNF","short_pith_number":"pith:GLLF3IJB","canonical_record":{"source":{"id":"1402.2938","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-02-12T19:23:12Z","cross_cats_sorted":[],"title_canon_sha256":"d87bfa65a9f237e9466d008082590ebd43a4dc19ae924b6f4bb6eb84c4ab0238","abstract_canon_sha256":"be22bc43ada0ba1fc7826b9c6e34a8b81a0838e217c8d9d8f02fd392e6494a62"},"schema_version":"1.0"},"canonical_sha256":"32d65da12106182daea30ca0ee83616965beaada5273c4192a75c74da2e4565d","source":{"kind":"arxiv","id":"1402.2938","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.2938","created_at":"2026-05-18T01:44:38Z"},{"alias_kind":"arxiv_version","alias_value":"1402.2938v1","created_at":"2026-05-18T01:44:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.2938","created_at":"2026-05-18T01:44:38Z"},{"alias_kind":"pith_short_12","alias_value":"GLLF3IJBAYMC","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_16","alias_value":"GLLF3IJBAYMC3LVD","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_8","alias_value":"GLLF3IJB","created_at":"2026-05-18T12:28:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:GLLF3IJBAYMC3LVDBSQO5A3BNF","target":"record","payload":{"canonical_record":{"source":{"id":"1402.2938","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-02-12T19:23:12Z","cross_cats_sorted":[],"title_canon_sha256":"d87bfa65a9f237e9466d008082590ebd43a4dc19ae924b6f4bb6eb84c4ab0238","abstract_canon_sha256":"be22bc43ada0ba1fc7826b9c6e34a8b81a0838e217c8d9d8f02fd392e6494a62"},"schema_version":"1.0"},"canonical_sha256":"32d65da12106182daea30ca0ee83616965beaada5273c4192a75c74da2e4565d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:44:38.860239Z","signature_b64":"iG62s+ZhFCbbWGj6gshIL9+AX7N0sspPz70Ajy2KeBm/62JR91PX/KqUTppU9aBZS5wS7vZhj7T6Ct6me+wFAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"32d65da12106182daea30ca0ee83616965beaada5273c4192a75c74da2e4565d","last_reissued_at":"2026-05-18T01:44:38.859624Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:44:38.859624Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1402.2938","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":"2026-05-18T01:44:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FiEc2kDuA2INx2zVZT1L6ay/PqnwYbKRmhifadjkd+LfmkFGD4pRK0lLjDHE7uPY05l626xUHKFs9yN+/NkSBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T22:56:52.833815Z"},"content_sha256":"cefa90dc7f279e99355f279c946fae76bcb862547a99977b4f023f290217218a","schema_version":"1.0","event_id":"sha256:cefa90dc7f279e99355f279c946fae76bcb862547a99977b4f023f290217218a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:GLLF3IJBAYMC3LVDBSQO5A3BNF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Stokes $IQUV$ Magnetic Doppler Imaging of Ap stars II: Next Generation Magnetic Doppler Imaging of $\\alpha^2$ CVn","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"G.A. Wade, J. Silvester, O. Kochukhov","submitted_at":"2014-02-12T19:23:12Z","abstract_excerpt":"We present updated magnetic field maps of the chemically peculiar B9p star $\\alpha^2$ CVn created using a series of time resolved observations obtained using the high resolution spectropolarimeters ESPaDOnS and Narval. We compare these new magnetic field maps with the original magnetic Doppler imaging maps based on spectra recorded with the MuSiCoS spectropolarimeter and taken a decade earlier. These new maps are inferred from line profiles in all four Stokes parameters using the magnetic Doppler imaging code INVERS10. With the addition of new lines exhibiting Stokes $IQUV$ signatures we have "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.2938","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":"2026-05-18T01:44:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"L+q74UzNQ0ccfVj68Bkmm7TunnG8E+m0ETFAcgQcTShzHy3EJs0fBBhxGR5e9TegfCvRgan8I51LTXEZ+ATLCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T22:56:52.834162Z"},"content_sha256":"521a785daa786f1782ba5f044666af24e4469d5057c26a4998438504214f915d","schema_version":"1.0","event_id":"sha256:521a785daa786f1782ba5f044666af24e4469d5057c26a4998438504214f915d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GLLF3IJBAYMC3LVDBSQO5A3BNF/bundle.json","state_url":"https://pith.science/pith/GLLF3IJBAYMC3LVDBSQO5A3BNF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GLLF3IJBAYMC3LVDBSQO5A3BNF/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":"2026-06-02T22:56:52Z","links":{"resolver":"https://pith.science/pith/GLLF3IJBAYMC3LVDBSQO5A3BNF","bundle":"https://pith.science/pith/GLLF3IJBAYMC3LVDBSQO5A3BNF/bundle.json","state":"https://pith.science/pith/GLLF3IJBAYMC3LVDBSQO5A3BNF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GLLF3IJBAYMC3LVDBSQO5A3BNF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:GLLF3IJBAYMC3LVDBSQO5A3BNF","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":"be22bc43ada0ba1fc7826b9c6e34a8b81a0838e217c8d9d8f02fd392e6494a62","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-02-12T19:23:12Z","title_canon_sha256":"d87bfa65a9f237e9466d008082590ebd43a4dc19ae924b6f4bb6eb84c4ab0238"},"schema_version":"1.0","source":{"id":"1402.2938","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.2938","created_at":"2026-05-18T01:44:38Z"},{"alias_kind":"arxiv_version","alias_value":"1402.2938v1","created_at":"2026-05-18T01:44:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.2938","created_at":"2026-05-18T01:44:38Z"},{"alias_kind":"pith_short_12","alias_value":"GLLF3IJBAYMC","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_16","alias_value":"GLLF3IJBAYMC3LVD","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_8","alias_value":"GLLF3IJB","created_at":"2026-05-18T12:28:30Z"}],"graph_snapshots":[{"event_id":"sha256:521a785daa786f1782ba5f044666af24e4469d5057c26a4998438504214f915d","target":"graph","created_at":"2026-05-18T01:44:38Z","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 updated magnetic field maps of the chemically peculiar B9p star $\\alpha^2$ CVn created using a series of time resolved observations obtained using the high resolution spectropolarimeters ESPaDOnS and Narval. We compare these new magnetic field maps with the original magnetic Doppler imaging maps based on spectra recorded with the MuSiCoS spectropolarimeter and taken a decade earlier. These new maps are inferred from line profiles in all four Stokes parameters using the magnetic Doppler imaging code INVERS10. With the addition of new lines exhibiting Stokes $IQUV$ signatures we have ","authors_text":"G.A. Wade, J. Silvester, O. Kochukhov","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-02-12T19:23:12Z","title":"Stokes $IQUV$ Magnetic Doppler Imaging of Ap stars II: Next Generation Magnetic Doppler Imaging of $\\alpha^2$ CVn"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.2938","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:cefa90dc7f279e99355f279c946fae76bcb862547a99977b4f023f290217218a","target":"record","created_at":"2026-05-18T01:44:38Z","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":"be22bc43ada0ba1fc7826b9c6e34a8b81a0838e217c8d9d8f02fd392e6494a62","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-02-12T19:23:12Z","title_canon_sha256":"d87bfa65a9f237e9466d008082590ebd43a4dc19ae924b6f4bb6eb84c4ab0238"},"schema_version":"1.0","source":{"id":"1402.2938","kind":"arxiv","version":1}},"canonical_sha256":"32d65da12106182daea30ca0ee83616965beaada5273c4192a75c74da2e4565d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"32d65da12106182daea30ca0ee83616965beaada5273c4192a75c74da2e4565d","first_computed_at":"2026-05-18T01:44:38.859624Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:44:38.859624Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iG62s+ZhFCbbWGj6gshIL9+AX7N0sspPz70Ajy2KeBm/62JR91PX/KqUTppU9aBZS5wS7vZhj7T6Ct6me+wFAw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:44:38.860239Z","signed_message":"canonical_sha256_bytes"},"source_id":"1402.2938","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cefa90dc7f279e99355f279c946fae76bcb862547a99977b4f023f290217218a","sha256:521a785daa786f1782ba5f044666af24e4469d5057c26a4998438504214f915d"],"state_sha256":"a93baf57ce8700d482512db9c120bcda3f93ac377ea1002e2d9b64b40b37d795"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Xs5zxpKgD/bUm7rkl6XkRlsevu9YZuSo1q5TF08r7XxkecmU6zqDpmtq00tLxlV4gCbBc91pu4S7UFnHQsQ6Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T22:56:52.836095Z","bundle_sha256":"18f7f0638b317d1914f45b0350a0fafb313c63dd9dff3354d28c27f186a160ce"}}