{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:OO2NQJMCF533ZNBOZ3H43737XL","short_pith_number":"pith:OO2NQJMC","schema_version":"1.0","canonical_sha256":"73b4d825822f77bcb42ececfcdff7fbad0aafa32be58cd9c6266a7e290b3fc0c","source":{"kind":"arxiv","id":"1709.04099","version":1},"attestation_state":"computed","paper":{"title":"Monitoring and modelling of white dwarfs with extremely weak magnetic fields","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. F. Valeev, G. Valyavin, J. D. Landstreet, S. Bagnulo","submitted_at":"2017-09-13T01:20:13Z","abstract_excerpt":"Magnetic fields are detected in a few percent of white dwarfs. The number of such magnetic white dwarfs known is now some hundreds. Fields range in strength from a few kG to several hundred MG. Almost all the known magnetic white dwarfs have a mean field modulus >= 1 MG. We are trying to fill a major gap in observational knowledge at the low field limit (<= 200 kG) using circular spectro-polarimetry.\n  In this paper we report the discovery and monitoring of strong, periodic magnetic variability in two previously discovered \"super-weak field\" magnetic white dwarfs, WD2047+372 and WD2359-434. WD"},"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":"1709.04099","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-09-13T01:20:13Z","cross_cats_sorted":[],"title_canon_sha256":"555c57dbb43ad52928688683d43fdbb119aa95573e4e04eab6a8896b008e6616","abstract_canon_sha256":"641a6749672ccc3e559732c17f967871ac2307ff30e6d16581994146041b770a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:29:54.440794Z","signature_b64":"TMORIYCaqN1XITHSQG+3nzWh5q7l/wdikdpeW0IL/Bcx/nXkYNGg9zopeY7tJ1+56K5yI6esVi6fFWejxXDSCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"73b4d825822f77bcb42ececfcdff7fbad0aafa32be58cd9c6266a7e290b3fc0c","last_reissued_at":"2026-05-18T00:29:54.440297Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:29:54.440297Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Monitoring and modelling of white dwarfs with extremely weak magnetic fields","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. F. Valeev, G. Valyavin, J. D. Landstreet, S. Bagnulo","submitted_at":"2017-09-13T01:20:13Z","abstract_excerpt":"Magnetic fields are detected in a few percent of white dwarfs. The number of such magnetic white dwarfs known is now some hundreds. Fields range in strength from a few kG to several hundred MG. Almost all the known magnetic white dwarfs have a mean field modulus >= 1 MG. We are trying to fill a major gap in observational knowledge at the low field limit (<= 200 kG) using circular spectro-polarimetry.\n  In this paper we report the discovery and monitoring of strong, periodic magnetic variability in two previously discovered \"super-weak field\" magnetic white dwarfs, WD2047+372 and WD2359-434. WD"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.04099","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1709.04099","created_at":"2026-05-18T00:29:54.440391+00:00"},{"alias_kind":"arxiv_version","alias_value":"1709.04099v1","created_at":"2026-05-18T00:29:54.440391+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.04099","created_at":"2026-05-18T00:29:54.440391+00:00"},{"alias_kind":"pith_short_12","alias_value":"OO2NQJMCF533","created_at":"2026-05-18T12:31:34.259226+00:00"},{"alias_kind":"pith_short_16","alias_value":"OO2NQJMCF533ZNBO","created_at":"2026-05-18T12:31:34.259226+00:00"},{"alias_kind":"pith_short_8","alias_value":"OO2NQJMC","created_at":"2026-05-18T12:31:34.259226+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/OO2NQJMCF533ZNBOZ3H43737XL","json":"https://pith.science/pith/OO2NQJMCF533ZNBOZ3H43737XL.json","graph_json":"https://pith.science/api/pith-number/OO2NQJMCF533ZNBOZ3H43737XL/graph.json","events_json":"https://pith.science/api/pith-number/OO2NQJMCF533ZNBOZ3H43737XL/events.json","paper":"https://pith.science/paper/OO2NQJMC"},"agent_actions":{"view_html":"https://pith.science/pith/OO2NQJMCF533ZNBOZ3H43737XL","download_json":"https://pith.science/pith/OO2NQJMCF533ZNBOZ3H43737XL.json","view_paper":"https://pith.science/paper/OO2NQJMC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1709.04099&json=true","fetch_graph":"https://pith.science/api/pith-number/OO2NQJMCF533ZNBOZ3H43737XL/graph.json","fetch_events":"https://pith.science/api/pith-number/OO2NQJMCF533ZNBOZ3H43737XL/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/OO2NQJMCF533ZNBOZ3H43737XL/action/timestamp_anchor","attest_storage":"https://pith.science/pith/OO2NQJMCF533ZNBOZ3H43737XL/action/storage_attestation","attest_author":"https://pith.science/pith/OO2NQJMCF533ZNBOZ3H43737XL/action/author_attestation","sign_citation":"https://pith.science/pith/OO2NQJMCF533ZNBOZ3H43737XL/action/citation_signature","submit_replication":"https://pith.science/pith/OO2NQJMCF533ZNBOZ3H43737XL/action/replication_record"}},"created_at":"2026-05-18T00:29:54.440391+00:00","updated_at":"2026-05-18T00:29:54.440391+00:00"}