{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:GD5V3YDM4EQHDHGROZRCQQGQQ7","short_pith_number":"pith:GD5V3YDM","schema_version":"1.0","canonical_sha256":"30fb5de06ce120719cd176622840d087d1d79b158149bdf3f2f2dc54caa52c26","source":{"kind":"arxiv","id":"1902.11170","version":1},"attestation_state":"computed","paper":{"title":"Free Semialgebraic Geometry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.AG","authors_text":"Tim Netzer","submitted_at":"2019-02-28T15:50:23Z","abstract_excerpt":"This is a survey article on the currently very active research area of free (=non-commutative) real algebra and geometry. We first review some of the important results from the commutative theory, and then explain similarities and differences as well as some important results in the free setup."},"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":"1902.11170","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2019-02-28T15:50:23Z","cross_cats_sorted":[],"title_canon_sha256":"0ffdc6841f9883a96ca5649cf063653efdcf89bf521ac3551cb8d6b5ff498d74","abstract_canon_sha256":"219a45b63140744097d6183ce318446b4f06f01038d8733b3778d1d3b56aab73"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:52:25.559598Z","signature_b64":"C5TOwzVFLoPDeIbuHWYS70ptZCCm8sm+Vd2Ci0CoeqSquBJ6mWJ9H2Cr++tCovRmQEqr3WDhunouz0WKW92ZCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"30fb5de06ce120719cd176622840d087d1d79b158149bdf3f2f2dc54caa52c26","last_reissued_at":"2026-05-17T23:52:25.558746Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:52:25.558746Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Free Semialgebraic Geometry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.AG","authors_text":"Tim Netzer","submitted_at":"2019-02-28T15:50:23Z","abstract_excerpt":"This is a survey article on the currently very active research area of free (=non-commutative) real algebra and geometry. We first review some of the important results from the commutative theory, and then explain similarities and differences as well as some important results in the free setup."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.11170","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":"1902.11170","created_at":"2026-05-17T23:52:25.558890+00:00"},{"alias_kind":"arxiv_version","alias_value":"1902.11170v1","created_at":"2026-05-17T23:52:25.558890+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.11170","created_at":"2026-05-17T23:52:25.558890+00:00"},{"alias_kind":"pith_short_12","alias_value":"GD5V3YDM4EQH","created_at":"2026-05-18T12:33:18.533446+00:00"},{"alias_kind":"pith_short_16","alias_value":"GD5V3YDM4EQHDHGR","created_at":"2026-05-18T12:33:18.533446+00:00"},{"alias_kind":"pith_short_8","alias_value":"GD5V3YDM","created_at":"2026-05-18T12:33:18.533446+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/GD5V3YDM4EQHDHGROZRCQQGQQ7","json":"https://pith.science/pith/GD5V3YDM4EQHDHGROZRCQQGQQ7.json","graph_json":"https://pith.science/api/pith-number/GD5V3YDM4EQHDHGROZRCQQGQQ7/graph.json","events_json":"https://pith.science/api/pith-number/GD5V3YDM4EQHDHGROZRCQQGQQ7/events.json","paper":"https://pith.science/paper/GD5V3YDM"},"agent_actions":{"view_html":"https://pith.science/pith/GD5V3YDM4EQHDHGROZRCQQGQQ7","download_json":"https://pith.science/pith/GD5V3YDM4EQHDHGROZRCQQGQQ7.json","view_paper":"https://pith.science/paper/GD5V3YDM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1902.11170&json=true","fetch_graph":"https://pith.science/api/pith-number/GD5V3YDM4EQHDHGROZRCQQGQQ7/graph.json","fetch_events":"https://pith.science/api/pith-number/GD5V3YDM4EQHDHGROZRCQQGQQ7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GD5V3YDM4EQHDHGROZRCQQGQQ7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GD5V3YDM4EQHDHGROZRCQQGQQ7/action/storage_attestation","attest_author":"https://pith.science/pith/GD5V3YDM4EQHDHGROZRCQQGQQ7/action/author_attestation","sign_citation":"https://pith.science/pith/GD5V3YDM4EQHDHGROZRCQQGQQ7/action/citation_signature","submit_replication":"https://pith.science/pith/GD5V3YDM4EQHDHGROZRCQQGQQ7/action/replication_record"}},"created_at":"2026-05-17T23:52:25.558890+00:00","updated_at":"2026-05-17T23:52:25.558890+00:00"}