{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:F2HBWWYXZHUWIUJUQRUAT3IUAT","short_pith_number":"pith:F2HBWWYX","canonical_record":{"source":{"id":"1404.1879","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-04-07T18:44:57Z","cross_cats_sorted":[],"title_canon_sha256":"5505b7b2fce70e37d366aec919f9bf12699841a9548925e81b21b632929c9112","abstract_canon_sha256":"c1da800cb813845ec189396c64fd3fcefcf57c27201d313d4ee863ed67bae05c"},"schema_version":"1.0"},"canonical_sha256":"2e8e1b5b17c9e9645134846809ed1404e0704b147065090feae8a748118ef275","source":{"kind":"arxiv","id":"1404.1879","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.1879","created_at":"2026-05-18T02:54:40Z"},{"alias_kind":"arxiv_version","alias_value":"1404.1879v1","created_at":"2026-05-18T02:54:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.1879","created_at":"2026-05-18T02:54:40Z"},{"alias_kind":"pith_short_12","alias_value":"F2HBWWYXZHUW","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"F2HBWWYXZHUWIUJU","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"F2HBWWYX","created_at":"2026-05-18T12:28:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:F2HBWWYXZHUWIUJUQRUAT3IUAT","target":"record","payload":{"canonical_record":{"source":{"id":"1404.1879","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-04-07T18:44:57Z","cross_cats_sorted":[],"title_canon_sha256":"5505b7b2fce70e37d366aec919f9bf12699841a9548925e81b21b632929c9112","abstract_canon_sha256":"c1da800cb813845ec189396c64fd3fcefcf57c27201d313d4ee863ed67bae05c"},"schema_version":"1.0"},"canonical_sha256":"2e8e1b5b17c9e9645134846809ed1404e0704b147065090feae8a748118ef275","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:54:40.013417Z","signature_b64":"uv4WLzyvrxykaBz7sapviE8jctAXlE0JZqV0Gi2ejvb1w80NgGMdCN1mxHOtksmMzAmIjlExxXUlTSvj4Na6Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2e8e1b5b17c9e9645134846809ed1404e0704b147065090feae8a748118ef275","last_reissued_at":"2026-05-18T02:54:40.012849Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:54:40.012849Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1404.1879","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":"2026-05-18T02:54:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yZ92unnb9kD9CNKsByBtR0y3Z6ezzPJsZRBHeMJxfwEYGIUnZjFJqFveFiarVzJp394fdYGDsF3Yc4uhMt0mCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T18:44:51.874679Z"},"content_sha256":"14c04ace72f6b2e663a0ff396ca81c1021716a68c6fb264842fbf50e10a8c6e3","schema_version":"1.0","event_id":"sha256:14c04ace72f6b2e663a0ff396ca81c1021716a68c6fb264842fbf50e10a8c6e3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:F2HBWWYXZHUWIUJUQRUAT3IUAT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Helioseismic and Magnetic Imager (HMI) Vector Magnetic Field Pipeline: SHARPs -- Space-weather HMI Active Region Patches","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Graham Barnes, J. Todd Hoeksema, K.D. Leka, Keiji Hayashi, Michael J. Turmon, Monica G. Bobra, Xudong Sun, Yang Liu","submitted_at":"2014-04-07T18:44:57Z","abstract_excerpt":"A new data product from the Helioseismic and Magnetic Imager (HMI) onboard the Solar Dynamics Observatory (SDO) called Space-weather HMI Active Region Patches (SHARPs) is now available. SDO/HMI is the first space-based instrument to map the full-disk photospheric vector magnetic field with high cadence and continuity. The SHARP data series provide maps in patches that encompass automatically tracked magnetic concentrations for their entire lifetime; map quantities include the photospheric vector magnetic field and its uncertainty, along with Doppler velocity, continuum intensity, and line-of-s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.1879","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":"2026-05-18T02:54:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"se3Fd+ya1yw9fZ3lXTbL6tXEcqsvOaC+mNb6PGFMLBOBheoHNwwJP4Ohf89ITFYk65KKsLxT4dK+eLJlEIecAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T18:44:51.875351Z"},"content_sha256":"3f7597b857c77cd8f648281760ba0d59c93424cc65f95337916b2f443401753d","schema_version":"1.0","event_id":"sha256:3f7597b857c77cd8f648281760ba0d59c93424cc65f95337916b2f443401753d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/F2HBWWYXZHUWIUJUQRUAT3IUAT/bundle.json","state_url":"https://pith.science/pith/F2HBWWYXZHUWIUJUQRUAT3IUAT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/F2HBWWYXZHUWIUJUQRUAT3IUAT/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":"2026-05-25T18:44:51Z","links":{"resolver":"https://pith.science/pith/F2HBWWYXZHUWIUJUQRUAT3IUAT","bundle":"https://pith.science/pith/F2HBWWYXZHUWIUJUQRUAT3IUAT/bundle.json","state":"https://pith.science/pith/F2HBWWYXZHUWIUJUQRUAT3IUAT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/F2HBWWYXZHUWIUJUQRUAT3IUAT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:F2HBWWYXZHUWIUJUQRUAT3IUAT","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":"c1da800cb813845ec189396c64fd3fcefcf57c27201d313d4ee863ed67bae05c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-04-07T18:44:57Z","title_canon_sha256":"5505b7b2fce70e37d366aec919f9bf12699841a9548925e81b21b632929c9112"},"schema_version":"1.0","source":{"id":"1404.1879","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.1879","created_at":"2026-05-18T02:54:40Z"},{"alias_kind":"arxiv_version","alias_value":"1404.1879v1","created_at":"2026-05-18T02:54:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.1879","created_at":"2026-05-18T02:54:40Z"},{"alias_kind":"pith_short_12","alias_value":"F2HBWWYXZHUW","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"F2HBWWYXZHUWIUJU","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"F2HBWWYX","created_at":"2026-05-18T12:28:28Z"}],"graph_snapshots":[{"event_id":"sha256:3f7597b857c77cd8f648281760ba0d59c93424cc65f95337916b2f443401753d","target":"graph","created_at":"2026-05-18T02:54:40Z","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":"A new data product from the Helioseismic and Magnetic Imager (HMI) onboard the Solar Dynamics Observatory (SDO) called Space-weather HMI Active Region Patches (SHARPs) is now available. SDO/HMI is the first space-based instrument to map the full-disk photospheric vector magnetic field with high cadence and continuity. The SHARP data series provide maps in patches that encompass automatically tracked magnetic concentrations for their entire lifetime; map quantities include the photospheric vector magnetic field and its uncertainty, along with Doppler velocity, continuum intensity, and line-of-s","authors_text":"Graham Barnes, J. Todd Hoeksema, K.D. Leka, Keiji Hayashi, Michael J. Turmon, Monica G. Bobra, Xudong Sun, Yang Liu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-04-07T18:44:57Z","title":"The Helioseismic and Magnetic Imager (HMI) Vector Magnetic Field Pipeline: SHARPs -- Space-weather HMI Active Region Patches"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.1879","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":"sha256:14c04ace72f6b2e663a0ff396ca81c1021716a68c6fb264842fbf50e10a8c6e3","target":"record","created_at":"2026-05-18T02:54:40Z","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":"c1da800cb813845ec189396c64fd3fcefcf57c27201d313d4ee863ed67bae05c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-04-07T18:44:57Z","title_canon_sha256":"5505b7b2fce70e37d366aec919f9bf12699841a9548925e81b21b632929c9112"},"schema_version":"1.0","source":{"id":"1404.1879","kind":"arxiv","version":1}},"canonical_sha256":"2e8e1b5b17c9e9645134846809ed1404e0704b147065090feae8a748118ef275","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2e8e1b5b17c9e9645134846809ed1404e0704b147065090feae8a748118ef275","first_computed_at":"2026-05-18T02:54:40.012849Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:54:40.012849Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uv4WLzyvrxykaBz7sapviE8jctAXlE0JZqV0Gi2ejvb1w80NgGMdCN1mxHOtksmMzAmIjlExxXUlTSvj4Na6Dw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:54:40.013417Z","signed_message":"canonical_sha256_bytes"},"source_id":"1404.1879","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:14c04ace72f6b2e663a0ff396ca81c1021716a68c6fb264842fbf50e10a8c6e3","sha256:3f7597b857c77cd8f648281760ba0d59c93424cc65f95337916b2f443401753d"],"state_sha256":"f4505a58b681f8e87bb37108ab21ebb7d1458de1c5f9b125b2d711b7ab75e75b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zdVa6kSezm/hWI1Ypsw1fwm3MSRkCauyS1jUfTxmX0WIPzK36fJAi7oCJSePvm9qJFQlHwHXONZXDcyNNiv7AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T18:44:51.878988Z","bundle_sha256":"64995f5fca4ef8025ce382e20c5278c84dc5ff0d763ac8f773416222ab650a74"}}