{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:7ECEZ7MNYQCF2QU6HUNHX2VITO","short_pith_number":"pith:7ECEZ7MN","canonical_record":{"source":{"id":"1711.08156","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-11-22T07:27:07Z","cross_cats_sorted":[],"title_canon_sha256":"80e27d9bf02f9ec0f389f7810c4ac2f72fb3da43b6aa7b6b72e5e0cb85202e40","abstract_canon_sha256":"9e9d542c1f6870ca40af9eac8ecadac09a8b148977731f43085fb8b2616b608d"},"schema_version":"1.0"},"canonical_sha256":"f9044cfd8dc4045d429e3d1a7beaa89b86603702761ad183345bcc1edc51f09a","source":{"kind":"arxiv","id":"1711.08156","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.08156","created_at":"2026-05-18T00:29:50Z"},{"alias_kind":"arxiv_version","alias_value":"1711.08156v1","created_at":"2026-05-18T00:29:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.08156","created_at":"2026-05-18T00:29:50Z"},{"alias_kind":"pith_short_12","alias_value":"7ECEZ7MNYQCF","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_16","alias_value":"7ECEZ7MNYQCF2QU6","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_8","alias_value":"7ECEZ7MN","created_at":"2026-05-18T12:31:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:7ECEZ7MNYQCF2QU6HUNHX2VITO","target":"record","payload":{"canonical_record":{"source":{"id":"1711.08156","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-11-22T07:27:07Z","cross_cats_sorted":[],"title_canon_sha256":"80e27d9bf02f9ec0f389f7810c4ac2f72fb3da43b6aa7b6b72e5e0cb85202e40","abstract_canon_sha256":"9e9d542c1f6870ca40af9eac8ecadac09a8b148977731f43085fb8b2616b608d"},"schema_version":"1.0"},"canonical_sha256":"f9044cfd8dc4045d429e3d1a7beaa89b86603702761ad183345bcc1edc51f09a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:29:50.523996Z","signature_b64":"zHmBHoOWiMwmW92R57qa3YTsPZ8mQpJLEl8YoxfhEX4ewC9IYR0bB+hwkhSRQgEJ8G3kdhHdurQeW/yCKnyyDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f9044cfd8dc4045d429e3d1a7beaa89b86603702761ad183345bcc1edc51f09a","last_reissued_at":"2026-05-18T00:29:50.523367Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:29:50.523367Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1711.08156","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":"2026-05-18T00:29:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Pc5y0gZb9fNnROwjjXPD4Tiznb8S8KcmxCtsIx4I1zRzpL7fVHOSOmAJTziEQuPRthEdg1n6+UyfGPOh8dpNCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T03:28:33.810561Z"},"content_sha256":"ab2dada9a42e7b8b9826cfec6cf631778cf9c36ae5fdf741f857ca25f025f097","schema_version":"1.0","event_id":"sha256:ab2dada9a42e7b8b9826cfec6cf631778cf9c36ae5fdf741f857ca25f025f097"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:7ECEZ7MNYQCF2QU6HUNHX2VITO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Examination of artifact in vector magnetic field SDO/HMI measurements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"G.V. Rudenko, I.S. Dmitrienko","submitted_at":"2017-11-22T07:27:07Z","abstract_excerpt":"In this paper, we came to conclusion that there is a significant systematic error in the SDO/HMI vector magnetic data, which reveals itself in a significant deviation of the lines of the knot magnetic fields from the radial direction. The value of this deviation demonstrates a clear dependence on the distance to the disk center. This paper suggests a method for correction of the vector magnetograms that eliminates the detected systematic error."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.08156","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":"2026-05-18T00:29:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/mjyMk3fIcbIR7ipJK/sO5zMZ3f8D3ND2QIgLUl2bAs+Wx7KeE40egCMC4Jy9NQm0jYx8iw+dN+qXrewBDsnAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T03:28:33.810892Z"},"content_sha256":"cd8898ac176d48501acac253c655573ff55660cf382aab04605a101ce77011da","schema_version":"1.0","event_id":"sha256:cd8898ac176d48501acac253c655573ff55660cf382aab04605a101ce77011da"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7ECEZ7MNYQCF2QU6HUNHX2VITO/bundle.json","state_url":"https://pith.science/pith/7ECEZ7MNYQCF2QU6HUNHX2VITO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7ECEZ7MNYQCF2QU6HUNHX2VITO/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":"2026-06-27T03:28:33Z","links":{"resolver":"https://pith.science/pith/7ECEZ7MNYQCF2QU6HUNHX2VITO","bundle":"https://pith.science/pith/7ECEZ7MNYQCF2QU6HUNHX2VITO/bundle.json","state":"https://pith.science/pith/7ECEZ7MNYQCF2QU6HUNHX2VITO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7ECEZ7MNYQCF2QU6HUNHX2VITO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:7ECEZ7MNYQCF2QU6HUNHX2VITO","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":"9e9d542c1f6870ca40af9eac8ecadac09a8b148977731f43085fb8b2616b608d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-11-22T07:27:07Z","title_canon_sha256":"80e27d9bf02f9ec0f389f7810c4ac2f72fb3da43b6aa7b6b72e5e0cb85202e40"},"schema_version":"1.0","source":{"id":"1711.08156","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.08156","created_at":"2026-05-18T00:29:50Z"},{"alias_kind":"arxiv_version","alias_value":"1711.08156v1","created_at":"2026-05-18T00:29:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.08156","created_at":"2026-05-18T00:29:50Z"},{"alias_kind":"pith_short_12","alias_value":"7ECEZ7MNYQCF","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_16","alias_value":"7ECEZ7MNYQCF2QU6","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_8","alias_value":"7ECEZ7MN","created_at":"2026-05-18T12:31:05Z"}],"graph_snapshots":[{"event_id":"sha256:cd8898ac176d48501acac253c655573ff55660cf382aab04605a101ce77011da","target":"graph","created_at":"2026-05-18T00:29:50Z","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":"In this paper, we came to conclusion that there is a significant systematic error in the SDO/HMI vector magnetic data, which reveals itself in a significant deviation of the lines of the knot magnetic fields from the radial direction. The value of this deviation demonstrates a clear dependence on the distance to the disk center. This paper suggests a method for correction of the vector magnetograms that eliminates the detected systematic error.","authors_text":"G.V. Rudenko, I.S. Dmitrienko","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-11-22T07:27:07Z","title":"Examination of artifact in vector magnetic field SDO/HMI measurements"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.08156","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:ab2dada9a42e7b8b9826cfec6cf631778cf9c36ae5fdf741f857ca25f025f097","target":"record","created_at":"2026-05-18T00:29:50Z","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":"9e9d542c1f6870ca40af9eac8ecadac09a8b148977731f43085fb8b2616b608d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-11-22T07:27:07Z","title_canon_sha256":"80e27d9bf02f9ec0f389f7810c4ac2f72fb3da43b6aa7b6b72e5e0cb85202e40"},"schema_version":"1.0","source":{"id":"1711.08156","kind":"arxiv","version":1}},"canonical_sha256":"f9044cfd8dc4045d429e3d1a7beaa89b86603702761ad183345bcc1edc51f09a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f9044cfd8dc4045d429e3d1a7beaa89b86603702761ad183345bcc1edc51f09a","first_computed_at":"2026-05-18T00:29:50.523367Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:29:50.523367Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zHmBHoOWiMwmW92R57qa3YTsPZ8mQpJLEl8YoxfhEX4ewC9IYR0bB+hwkhSRQgEJ8G3kdhHdurQeW/yCKnyyDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:29:50.523996Z","signed_message":"canonical_sha256_bytes"},"source_id":"1711.08156","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ab2dada9a42e7b8b9826cfec6cf631778cf9c36ae5fdf741f857ca25f025f097","sha256:cd8898ac176d48501acac253c655573ff55660cf382aab04605a101ce77011da"],"state_sha256":"e5c612f976cd0a884c21a115484e7ad7084da7b840dd56a8f52058dbf7acb5b2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qp8J5hivVJipxBRRmbjCPeg2GUX2Newtzi/SHS/AmB+J1vaBLm9k9Pd05Bl9FgF37rbwPlFI5FinvDtsh3LiAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-27T03:28:33.812672Z","bundle_sha256":"6fb4664a589536f7a94eae012048507d9dff6f9884d501575075df0d339f2ec0"}}