{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:JKNEJ5YPAF267YUH4ROC677TL6","short_pith_number":"pith:JKNEJ5YP","canonical_record":{"source":{"id":"2008.07868","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.space-ph","submitted_at":"2020-08-18T11:34:47Z","cross_cats_sorted":["astro-ph.SR","physics.plasm-ph"],"title_canon_sha256":"3a119f107873b441ce37de56f68571502b4a24752b3e8b8ae189dd324e98fa14","abstract_canon_sha256":"54f8be4d45868b22f387f37d1031b9e7aa12dec9a0d29da25a44f8048433e4a2"},"schema_version":"1.0"},"canonical_sha256":"4a9a44f70f0175efe287e45c2f7ff35fbf1c8536db2509777ac367bc4ee53c87","source":{"kind":"arxiv","id":"2008.07868","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.07868","created_at":"2026-07-05T04:24:54Z"},{"alias_kind":"arxiv_version","alias_value":"2008.07868v1","created_at":"2026-07-05T04:24:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.07868","created_at":"2026-07-05T04:24:54Z"},{"alias_kind":"pith_short_12","alias_value":"JKNEJ5YPAF26","created_at":"2026-07-05T04:24:54Z"},{"alias_kind":"pith_short_16","alias_value":"JKNEJ5YPAF267YUH","created_at":"2026-07-05T04:24:54Z"},{"alias_kind":"pith_short_8","alias_value":"JKNEJ5YP","created_at":"2026-07-05T04:24:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:JKNEJ5YPAF267YUH4ROC677TL6","target":"record","payload":{"canonical_record":{"source":{"id":"2008.07868","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.space-ph","submitted_at":"2020-08-18T11:34:47Z","cross_cats_sorted":["astro-ph.SR","physics.plasm-ph"],"title_canon_sha256":"3a119f107873b441ce37de56f68571502b4a24752b3e8b8ae189dd324e98fa14","abstract_canon_sha256":"54f8be4d45868b22f387f37d1031b9e7aa12dec9a0d29da25a44f8048433e4a2"},"schema_version":"1.0"},"canonical_sha256":"4a9a44f70f0175efe287e45c2f7ff35fbf1c8536db2509777ac367bc4ee53c87","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:24:54.418764Z","signature_b64":"HwSShpLVvP6oRuvGjOGaaWj4NqZlx0JjqT3PAs3LOd3ST4f0xZLK1UF3XTrl38RTAib6GZHvkf9x+i7TWs25CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4a9a44f70f0175efe287e45c2f7ff35fbf1c8536db2509777ac367bc4ee53c87","last_reissued_at":"2026-07-05T04:24:54.418206Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:24:54.418206Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2008.07868","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":"2026-07-05T04:24:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wTrD3k42Hj8rphqipAKEpOf7aI90DrXW1NSVbN+Vux4e3qZ3qvWSASwq8GDUQZKjz/7/kxhz0O20v5R7M+NhCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T13:21:30.182642Z"},"content_sha256":"9cc74e7ce38b9e718a2675caa88dfcd73b75aacb23f42514771763b1bd455ce8","schema_version":"1.0","event_id":"sha256:9cc74e7ce38b9e718a2675caa88dfcd73b75aacb23f42514771763b1bd455ce8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:JKNEJ5YPAF267YUH4ROC677TL6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Cross Helicity of the November 2018 Magnetic Cloud Observed by the Parker Solar Probe","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR","physics.plasm-ph"],"primary_cat":"physics.space-ph","authors_text":"A. Osmane, E. K. J. Kilpua, L.-L. Zhao, M. Ala-Lahti, S. D. Bale, S. W. Good","submitted_at":"2020-08-18T11:34:47Z","abstract_excerpt":"Magnetic clouds are large-scale transient structures in the solar wind with low plasma $\\beta$, low-amplitude magnetic field fluctuations, and twisted field lines with both ends often connected to the Sun. Their inertial-range turbulent properties have not been examined in detail. In this Letter, we analyze the normalized cross helicity, $\\sigma_c$, and residual energy, $\\sigma_r$, of plasma fluctuations in the November 2018 magnetic cloud observed at 0.25 au by the Parker Solar Probe. A low value of $|\\sigma_c|$ was present in the cloud core, indicating that wave power parallel and anti-paral"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.07868","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2008.07868/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T04:24:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hz4Uq4uf7mrJFeyJjpa0hkIRRQQU/4I2AtR0rAPpP+Jgp7XA5ivw4Z69P31KIY2Cp3lgbI91OgzY3XKxiRlnAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T13:21:30.183145Z"},"content_sha256":"f11a07591c15954ae00d26c35fa333b8fd8b0c21b6a6fe47aed76ea86feb355b","schema_version":"1.0","event_id":"sha256:f11a07591c15954ae00d26c35fa333b8fd8b0c21b6a6fe47aed76ea86feb355b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JKNEJ5YPAF267YUH4ROC677TL6/bundle.json","state_url":"https://pith.science/pith/JKNEJ5YPAF267YUH4ROC677TL6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JKNEJ5YPAF267YUH4ROC677TL6/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":"2026-08-05T13:21:30Z","links":{"resolver":"https://pith.science/pith/JKNEJ5YPAF267YUH4ROC677TL6","bundle":"https://pith.science/pith/JKNEJ5YPAF267YUH4ROC677TL6/bundle.json","state":"https://pith.science/pith/JKNEJ5YPAF267YUH4ROC677TL6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JKNEJ5YPAF267YUH4ROC677TL6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:JKNEJ5YPAF267YUH4ROC677TL6","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":"54f8be4d45868b22f387f37d1031b9e7aa12dec9a0d29da25a44f8048433e4a2","cross_cats_sorted":["astro-ph.SR","physics.plasm-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.space-ph","submitted_at":"2020-08-18T11:34:47Z","title_canon_sha256":"3a119f107873b441ce37de56f68571502b4a24752b3e8b8ae189dd324e98fa14"},"schema_version":"1.0","source":{"id":"2008.07868","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.07868","created_at":"2026-07-05T04:24:54Z"},{"alias_kind":"arxiv_version","alias_value":"2008.07868v1","created_at":"2026-07-05T04:24:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.07868","created_at":"2026-07-05T04:24:54Z"},{"alias_kind":"pith_short_12","alias_value":"JKNEJ5YPAF26","created_at":"2026-07-05T04:24:54Z"},{"alias_kind":"pith_short_16","alias_value":"JKNEJ5YPAF267YUH","created_at":"2026-07-05T04:24:54Z"},{"alias_kind":"pith_short_8","alias_value":"JKNEJ5YP","created_at":"2026-07-05T04:24:54Z"}],"graph_snapshots":[{"event_id":"sha256:f11a07591c15954ae00d26c35fa333b8fd8b0c21b6a6fe47aed76ea86feb355b","target":"graph","created_at":"2026-07-05T04:24:54Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2008.07868/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Magnetic clouds are large-scale transient structures in the solar wind with low plasma $\\beta$, low-amplitude magnetic field fluctuations, and twisted field lines with both ends often connected to the Sun. Their inertial-range turbulent properties have not been examined in detail. In this Letter, we analyze the normalized cross helicity, $\\sigma_c$, and residual energy, $\\sigma_r$, of plasma fluctuations in the November 2018 magnetic cloud observed at 0.25 au by the Parker Solar Probe. A low value of $|\\sigma_c|$ was present in the cloud core, indicating that wave power parallel and anti-paral","authors_text":"A. Osmane, E. K. J. Kilpua, L.-L. Zhao, M. Ala-Lahti, S. D. Bale, S. W. Good","cross_cats":["astro-ph.SR","physics.plasm-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.space-ph","submitted_at":"2020-08-18T11:34:47Z","title":"Cross Helicity of the November 2018 Magnetic Cloud Observed by the Parker Solar Probe"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.07868","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":"sha256:9cc74e7ce38b9e718a2675caa88dfcd73b75aacb23f42514771763b1bd455ce8","target":"record","created_at":"2026-07-05T04:24:54Z","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":"54f8be4d45868b22f387f37d1031b9e7aa12dec9a0d29da25a44f8048433e4a2","cross_cats_sorted":["astro-ph.SR","physics.plasm-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.space-ph","submitted_at":"2020-08-18T11:34:47Z","title_canon_sha256":"3a119f107873b441ce37de56f68571502b4a24752b3e8b8ae189dd324e98fa14"},"schema_version":"1.0","source":{"id":"2008.07868","kind":"arxiv","version":1}},"canonical_sha256":"4a9a44f70f0175efe287e45c2f7ff35fbf1c8536db2509777ac367bc4ee53c87","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4a9a44f70f0175efe287e45c2f7ff35fbf1c8536db2509777ac367bc4ee53c87","first_computed_at":"2026-07-05T04:24:54.418206Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:24:54.418206Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HwSShpLVvP6oRuvGjOGaaWj4NqZlx0JjqT3PAs3LOd3ST4f0xZLK1UF3XTrl38RTAib6GZHvkf9x+i7TWs25CQ==","signature_status":"signed_v1","signed_at":"2026-07-05T04:24:54.418764Z","signed_message":"canonical_sha256_bytes"},"source_id":"2008.07868","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9cc74e7ce38b9e718a2675caa88dfcd73b75aacb23f42514771763b1bd455ce8","sha256:f11a07591c15954ae00d26c35fa333b8fd8b0c21b6a6fe47aed76ea86feb355b"],"state_sha256":"606ab117dc6c755aa6557ef8477d586b996e4b3d0fb9f265a06c6e2e3c0f8687"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"51fPTcN15ww3APjqWkAlIif638J7WKA77c1FwJoj1HYqpyfefNFFOeRnxpEfB79bw3I1YNOqg3E9Hbfm8EZfDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T13:21:30.186774Z","bundle_sha256":"a862cfa8bac81b5fd0506a61abb54799aed401c50be6d92007d290deb88dd83f"}}