{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:SUIJBEUL2E4ATWVVD3R5STFBLV","short_pith_number":"pith:SUIJBEUL","schema_version":"1.0","canonical_sha256":"951090928bd13809dab51ee3d94ca15d648bd1d0b5748922ac297925cd99572c","source":{"kind":"arxiv","id":"1610.09579","version":1},"attestation_state":"computed","paper":{"title":"Billiards in near rectangles","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.DS","authors_text":"Haibin Chang, Yilong Yang","submitted_at":"2016-10-29T23:29:06Z","abstract_excerpt":"For every quadrilateral sufficiently close to a rectangle, we shall show that it possess a periodic billiard path. This is an REU work done at ICERM in Summer 2012."},"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":"1610.09579","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DS","submitted_at":"2016-10-29T23:29:06Z","cross_cats_sorted":[],"title_canon_sha256":"f6e31a5cc7a0277bfea571add0dbe9e06839d1692e5326d188b97c6653ba4a26","abstract_canon_sha256":"38506f2cb50f1b9232650e5fd8aed37cdda800a2e2ded8c3138f450784225f84"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:00:51.627982Z","signature_b64":"gNs/ZjG6hDKaA0kRvESllGhWRzYBfWFafYApEaxPS3f05XfOvALakx3xvzRC/PzuRtdZOMS/uHQJEY9lwFEBAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"951090928bd13809dab51ee3d94ca15d648bd1d0b5748922ac297925cd99572c","last_reissued_at":"2026-05-18T01:00:51.627416Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:00:51.627416Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Billiards in near rectangles","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.DS","authors_text":"Haibin Chang, Yilong Yang","submitted_at":"2016-10-29T23:29:06Z","abstract_excerpt":"For every quadrilateral sufficiently close to a rectangle, we shall show that it possess a periodic billiard path. This is an REU work done at ICERM in Summer 2012."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.09579","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":"1610.09579","created_at":"2026-05-18T01:00:51.627500+00:00"},{"alias_kind":"arxiv_version","alias_value":"1610.09579v1","created_at":"2026-05-18T01:00:51.627500+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.09579","created_at":"2026-05-18T01:00:51.627500+00:00"},{"alias_kind":"pith_short_12","alias_value":"SUIJBEUL2E4A","created_at":"2026-05-18T12:30:44.179134+00:00"},{"alias_kind":"pith_short_16","alias_value":"SUIJBEUL2E4ATWVV","created_at":"2026-05-18T12:30:44.179134+00:00"},{"alias_kind":"pith_short_8","alias_value":"SUIJBEUL","created_at":"2026-05-18T12:30:44.179134+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/SUIJBEUL2E4ATWVVD3R5STFBLV","json":"https://pith.science/pith/SUIJBEUL2E4ATWVVD3R5STFBLV.json","graph_json":"https://pith.science/api/pith-number/SUIJBEUL2E4ATWVVD3R5STFBLV/graph.json","events_json":"https://pith.science/api/pith-number/SUIJBEUL2E4ATWVVD3R5STFBLV/events.json","paper":"https://pith.science/paper/SUIJBEUL"},"agent_actions":{"view_html":"https://pith.science/pith/SUIJBEUL2E4ATWVVD3R5STFBLV","download_json":"https://pith.science/pith/SUIJBEUL2E4ATWVVD3R5STFBLV.json","view_paper":"https://pith.science/paper/SUIJBEUL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1610.09579&json=true","fetch_graph":"https://pith.science/api/pith-number/SUIJBEUL2E4ATWVVD3R5STFBLV/graph.json","fetch_events":"https://pith.science/api/pith-number/SUIJBEUL2E4ATWVVD3R5STFBLV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SUIJBEUL2E4ATWVVD3R5STFBLV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SUIJBEUL2E4ATWVVD3R5STFBLV/action/storage_attestation","attest_author":"https://pith.science/pith/SUIJBEUL2E4ATWVVD3R5STFBLV/action/author_attestation","sign_citation":"https://pith.science/pith/SUIJBEUL2E4ATWVVD3R5STFBLV/action/citation_signature","submit_replication":"https://pith.science/pith/SUIJBEUL2E4ATWVVD3R5STFBLV/action/replication_record"}},"created_at":"2026-05-18T01:00:51.627500+00:00","updated_at":"2026-05-18T01:00:51.627500+00:00"}