{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:XKIVQBVB72DAX73OVKPU7NP4CX","short_pith_number":"pith:XKIVQBVB","schema_version":"1.0","canonical_sha256":"ba915806a1fe860bff6eaa9f4fb5fc15d6741a626f377481024cd32d6fb57393","source":{"kind":"arxiv","id":"1410.4417","version":2},"attestation_state":"computed","paper":{"title":"Yet another sphere eversion","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.GT","authors_text":"Arnaud Ch\\'eritat","submitted_at":"2014-10-16T13:39:07Z","abstract_excerpt":"We present a (possibly) new sphere eversion based on the contractibility* of a certain subset of the space of immersions of the circle in the plane. (*: by strong deformation retraction)"},"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":"1410.4417","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.GT","submitted_at":"2014-10-16T13:39:07Z","cross_cats_sorted":[],"title_canon_sha256":"4fdfcd2370ef2fe8ed6d33efc3981cbe6796ca22b8b3ea8dd2ed1436a2b44003","abstract_canon_sha256":"8d768ad32f748f3b2d1a0822aabf9c73295b5550d844d15e2c5081f7edae4225"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:39:08.363483Z","signature_b64":"sPhTf4VI1tDOfDad6G3uIdoTITeZRLDLjyB3l8XlLZOOQGITTCVmG6uvKoQ1P7m4vEmo12OjshnVvPlKrfiyAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ba915806a1fe860bff6eaa9f4fb5fc15d6741a626f377481024cd32d6fb57393","last_reissued_at":"2026-05-18T02:39:08.362818Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:39:08.362818Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Yet another sphere eversion","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.GT","authors_text":"Arnaud Ch\\'eritat","submitted_at":"2014-10-16T13:39:07Z","abstract_excerpt":"We present a (possibly) new sphere eversion based on the contractibility* of a certain subset of the space of immersions of the circle in the plane. (*: by strong deformation retraction)"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.4417","kind":"arxiv","version":2},"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":"1410.4417","created_at":"2026-05-18T02:39:08.362945+00:00"},{"alias_kind":"arxiv_version","alias_value":"1410.4417v2","created_at":"2026-05-18T02:39:08.362945+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.4417","created_at":"2026-05-18T02:39:08.362945+00:00"},{"alias_kind":"pith_short_12","alias_value":"XKIVQBVB72DA","created_at":"2026-05-18T12:28:57.508820+00:00"},{"alias_kind":"pith_short_16","alias_value":"XKIVQBVB72DAX73O","created_at":"2026-05-18T12:28:57.508820+00:00"},{"alias_kind":"pith_short_8","alias_value":"XKIVQBVB","created_at":"2026-05-18T12:28:57.508820+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/XKIVQBVB72DAX73OVKPU7NP4CX","json":"https://pith.science/pith/XKIVQBVB72DAX73OVKPU7NP4CX.json","graph_json":"https://pith.science/api/pith-number/XKIVQBVB72DAX73OVKPU7NP4CX/graph.json","events_json":"https://pith.science/api/pith-number/XKIVQBVB72DAX73OVKPU7NP4CX/events.json","paper":"https://pith.science/paper/XKIVQBVB"},"agent_actions":{"view_html":"https://pith.science/pith/XKIVQBVB72DAX73OVKPU7NP4CX","download_json":"https://pith.science/pith/XKIVQBVB72DAX73OVKPU7NP4CX.json","view_paper":"https://pith.science/paper/XKIVQBVB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1410.4417&json=true","fetch_graph":"https://pith.science/api/pith-number/XKIVQBVB72DAX73OVKPU7NP4CX/graph.json","fetch_events":"https://pith.science/api/pith-number/XKIVQBVB72DAX73OVKPU7NP4CX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XKIVQBVB72DAX73OVKPU7NP4CX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XKIVQBVB72DAX73OVKPU7NP4CX/action/storage_attestation","attest_author":"https://pith.science/pith/XKIVQBVB72DAX73OVKPU7NP4CX/action/author_attestation","sign_citation":"https://pith.science/pith/XKIVQBVB72DAX73OVKPU7NP4CX/action/citation_signature","submit_replication":"https://pith.science/pith/XKIVQBVB72DAX73OVKPU7NP4CX/action/replication_record"}},"created_at":"2026-05-18T02:39:08.362945+00:00","updated_at":"2026-05-18T02:39:08.362945+00:00"}