{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:FJ47EFYUXDKHYASAIGQUUDSE4D","short_pith_number":"pith:FJ47EFYU","schema_version":"1.0","canonical_sha256":"2a79f21714b8d47c024041a14a0e44e0c3391dc0b532f7e3c01549755fe07125","source":{"kind":"arxiv","id":"2006.15420","version":1},"attestation_state":"computed","paper":{"title":"Geomagnetic reversals at the edge of regularity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.geo-ph","authors_text":"Breno Raphaldini, Daniel Ribeiro Franco, David Ciro, Everton S. Medeiros, Ricardo Ivan Ferreira Trindade","submitted_at":"2020-06-27T18:04:44Z","abstract_excerpt":"Geomagnetic field reversals remain as one of the most intriguing problems in geophysics and are regarded as chaotic processes resulting from a dynamo mechanism. In this article, we use the polarity scale data set for the last 170 Myr from the ocean's floor to provide robust evidence for an inverse relationship between the complexity of sequences of consecutive polarity intervals and the respective reversal rate. In particular the variability of sequences of polarity intervals reaches a minimum in the mid-Jurassic when a maximum reversal rate is found. This raises the possibility of epochs of h"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2006.15420","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.geo-ph","submitted_at":"2020-06-27T18:04:44Z","cross_cats_sorted":[],"title_canon_sha256":"fbdd7dbda240af5de83f99813bfa9565bd37944de6f34ac6d0dc228f23898434","abstract_canon_sha256":"3afd18eadd29e7290981cbcbce3b289ff0d7ee3ccfd121d998376467ffe3f9a5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:14:05.384467Z","signature_b64":"T71y55B+w9ddxG2CnWQg3u1pVnjCCTPvgEyxRvecSq1kTSK7twa/Ox9F+1lOfaPu7A6tN6hZcTTPmGcBGj9kCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2a79f21714b8d47c024041a14a0e44e0c3391dc0b532f7e3c01549755fe07125","last_reissued_at":"2026-07-05T01:14:05.383981Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:14:05.383981Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Geomagnetic reversals at the edge of regularity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.geo-ph","authors_text":"Breno Raphaldini, Daniel Ribeiro Franco, David Ciro, Everton S. Medeiros, Ricardo Ivan Ferreira Trindade","submitted_at":"2020-06-27T18:04:44Z","abstract_excerpt":"Geomagnetic field reversals remain as one of the most intriguing problems in geophysics and are regarded as chaotic processes resulting from a dynamo mechanism. In this article, we use the polarity scale data set for the last 170 Myr from the ocean's floor to provide robust evidence for an inverse relationship between the complexity of sequences of consecutive polarity intervals and the respective reversal rate. In particular the variability of sequences of polarity intervals reaches a minimum in the mid-Jurassic when a maximum reversal rate is found. This raises the possibility of epochs of h"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.15420","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/2006.15420/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2006.15420","created_at":"2026-07-05T01:14:05.384039+00:00"},{"alias_kind":"arxiv_version","alias_value":"2006.15420v1","created_at":"2026-07-05T01:14:05.384039+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.15420","created_at":"2026-07-05T01:14:05.384039+00:00"},{"alias_kind":"pith_short_12","alias_value":"FJ47EFYUXDKH","created_at":"2026-07-05T01:14:05.384039+00:00"},{"alias_kind":"pith_short_16","alias_value":"FJ47EFYUXDKHYASA","created_at":"2026-07-05T01:14:05.384039+00:00"},{"alias_kind":"pith_short_8","alias_value":"FJ47EFYU","created_at":"2026-07-05T01:14:05.384039+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/FJ47EFYUXDKHYASAIGQUUDSE4D","json":"https://pith.science/pith/FJ47EFYUXDKHYASAIGQUUDSE4D.json","graph_json":"https://pith.science/api/pith-number/FJ47EFYUXDKHYASAIGQUUDSE4D/graph.json","events_json":"https://pith.science/api/pith-number/FJ47EFYUXDKHYASAIGQUUDSE4D/events.json","paper":"https://pith.science/paper/FJ47EFYU"},"agent_actions":{"view_html":"https://pith.science/pith/FJ47EFYUXDKHYASAIGQUUDSE4D","download_json":"https://pith.science/pith/FJ47EFYUXDKHYASAIGQUUDSE4D.json","view_paper":"https://pith.science/paper/FJ47EFYU","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2006.15420&json=true","fetch_graph":"https://pith.science/api/pith-number/FJ47EFYUXDKHYASAIGQUUDSE4D/graph.json","fetch_events":"https://pith.science/api/pith-number/FJ47EFYUXDKHYASAIGQUUDSE4D/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FJ47EFYUXDKHYASAIGQUUDSE4D/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FJ47EFYUXDKHYASAIGQUUDSE4D/action/storage_attestation","attest_author":"https://pith.science/pith/FJ47EFYUXDKHYASAIGQUUDSE4D/action/author_attestation","sign_citation":"https://pith.science/pith/FJ47EFYUXDKHYASAIGQUUDSE4D/action/citation_signature","submit_replication":"https://pith.science/pith/FJ47EFYUXDKHYASAIGQUUDSE4D/action/replication_record"}},"created_at":"2026-07-05T01:14:05.384039+00:00","updated_at":"2026-07-05T01:14:05.384039+00:00"}