{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:VBG443RHNCD57GXTCNJK7S4JER","short_pith_number":"pith:VBG443RH","schema_version":"1.0","canonical_sha256":"a84dce6e276887df9af31352afcb892468f1cdd4824bca0301a5eeb43ed8f2f7","source":{"kind":"arxiv","id":"1302.1012","version":1},"attestation_state":"computed","paper":{"title":"The unicity of real Picard-Vessiot fields","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.AG","math.CT"],"primary_cat":"math.AC","authors_text":"Marius van der Put, Teresa Crespo, Zbigniew Hajto","submitted_at":"2013-02-05T12:36:59Z","abstract_excerpt":"The unicity of real Picard-Vessiot fields for differential modules over a real differential field is proved."},"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":"1302.1012","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AC","submitted_at":"2013-02-05T12:36:59Z","cross_cats_sorted":["math.AG","math.CT"],"title_canon_sha256":"d9e1b3c6e2350985ef5dad7e7932ce8372dbc0b2c58c2672d57eef860de548a2","abstract_canon_sha256":"94a749d372789aa01718855441ba28d13e793d63076cfb8afc9e52b5ab8adf91"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:34:26.444206Z","signature_b64":"+Q7pEco4vBQmVxpoFSJ8ZjYycBqx0DB7U9aNUd7hNkDcs1hAGPu50dHxEgyxf4ZlM2HNS0IpmDntIOur7r4lBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a84dce6e276887df9af31352afcb892468f1cdd4824bca0301a5eeb43ed8f2f7","last_reissued_at":"2026-05-18T03:34:26.443641Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:34:26.443641Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The unicity of real Picard-Vessiot fields","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.AG","math.CT"],"primary_cat":"math.AC","authors_text":"Marius van der Put, Teresa Crespo, Zbigniew Hajto","submitted_at":"2013-02-05T12:36:59Z","abstract_excerpt":"The unicity of real Picard-Vessiot fields for differential modules over a real differential field is proved."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1302.1012","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":"1302.1012","created_at":"2026-05-18T03:34:26.443723+00:00"},{"alias_kind":"arxiv_version","alias_value":"1302.1012v1","created_at":"2026-05-18T03:34:26.443723+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1302.1012","created_at":"2026-05-18T03:34:26.443723+00:00"},{"alias_kind":"pith_short_12","alias_value":"VBG443RHNCD5","created_at":"2026-05-18T12:28:04.890932+00:00"},{"alias_kind":"pith_short_16","alias_value":"VBG443RHNCD57GXT","created_at":"2026-05-18T12:28:04.890932+00:00"},{"alias_kind":"pith_short_8","alias_value":"VBG443RH","created_at":"2026-05-18T12:28:04.890932+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/VBG443RHNCD57GXTCNJK7S4JER","json":"https://pith.science/pith/VBG443RHNCD57GXTCNJK7S4JER.json","graph_json":"https://pith.science/api/pith-number/VBG443RHNCD57GXTCNJK7S4JER/graph.json","events_json":"https://pith.science/api/pith-number/VBG443RHNCD57GXTCNJK7S4JER/events.json","paper":"https://pith.science/paper/VBG443RH"},"agent_actions":{"view_html":"https://pith.science/pith/VBG443RHNCD57GXTCNJK7S4JER","download_json":"https://pith.science/pith/VBG443RHNCD57GXTCNJK7S4JER.json","view_paper":"https://pith.science/paper/VBG443RH","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1302.1012&json=true","fetch_graph":"https://pith.science/api/pith-number/VBG443RHNCD57GXTCNJK7S4JER/graph.json","fetch_events":"https://pith.science/api/pith-number/VBG443RHNCD57GXTCNJK7S4JER/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VBG443RHNCD57GXTCNJK7S4JER/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VBG443RHNCD57GXTCNJK7S4JER/action/storage_attestation","attest_author":"https://pith.science/pith/VBG443RHNCD57GXTCNJK7S4JER/action/author_attestation","sign_citation":"https://pith.science/pith/VBG443RHNCD57GXTCNJK7S4JER/action/citation_signature","submit_replication":"https://pith.science/pith/VBG443RHNCD57GXTCNJK7S4JER/action/replication_record"}},"created_at":"2026-05-18T03:34:26.443723+00:00","updated_at":"2026-05-18T03:34:26.443723+00:00"}