{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:IPSXEQKZB3EUD3JEGRVWPBYMG6","short_pith_number":"pith:IPSXEQKZ","schema_version":"1.0","canonical_sha256":"43e57241590ec941ed24346b67870c379441eeb552ecf60f5bdcb921f52e1c9d","source":{"kind":"arxiv","id":"1406.1925","version":1},"attestation_state":"computed","paper":{"title":"Shape-from-intrinsic operator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Davide Boscaini, Davide Eynard, Michael M. Bronstein","submitted_at":"2014-06-07T19:33:28Z","abstract_excerpt":"Shape-from-X is an important class of problems in the fields of geometry processing, computer graphics, and vision, attempting to recover the structure of a shape from some observations. In this paper, we formulate the problem of shape-from-operator (SfO), recovering an embedding of a mesh from intrinsic differential operators defined on the mesh. Particularly interesting instances of our SfO problem include synthesis of shape analogies, shape-from-Laplacian reconstruction, and shape exaggeration. Numerically, we approach the SfO problem by splitting it into two optimization sub-problems that "},"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":"1406.1925","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2014-06-07T19:33:28Z","cross_cats_sorted":[],"title_canon_sha256":"e2c45e0aed4f6b25f1611b391f58aaa70f8b8ab5c246c551644ccc8b441350c9","abstract_canon_sha256":"d5e1e7fcd976d32d7b601db6f363f99c59e4b5c4b8d524b1e80c53bf31a774c8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:50:12.218653Z","signature_b64":"3YfVRehJrvgkfjaO+6dxMSCNJ/wDxMM5JDUdgr+JMgqeoylmxyjACiFtCFmB1FamkumHLloOy6gdibRhMRoRAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"43e57241590ec941ed24346b67870c379441eeb552ecf60f5bdcb921f52e1c9d","last_reissued_at":"2026-05-18T02:50:12.217912Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:50:12.217912Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Shape-from-intrinsic operator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Davide Boscaini, Davide Eynard, Michael M. Bronstein","submitted_at":"2014-06-07T19:33:28Z","abstract_excerpt":"Shape-from-X is an important class of problems in the fields of geometry processing, computer graphics, and vision, attempting to recover the structure of a shape from some observations. In this paper, we formulate the problem of shape-from-operator (SfO), recovering an embedding of a mesh from intrinsic differential operators defined on the mesh. Particularly interesting instances of our SfO problem include synthesis of shape analogies, shape-from-Laplacian reconstruction, and shape exaggeration. Numerically, we approach the SfO problem by splitting it into two optimization sub-problems that "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.1925","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":"1406.1925","created_at":"2026-05-18T02:50:12.218018+00:00"},{"alias_kind":"arxiv_version","alias_value":"1406.1925v1","created_at":"2026-05-18T02:50:12.218018+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.1925","created_at":"2026-05-18T02:50:12.218018+00:00"},{"alias_kind":"pith_short_12","alias_value":"IPSXEQKZB3EU","created_at":"2026-05-18T12:28:33.132498+00:00"},{"alias_kind":"pith_short_16","alias_value":"IPSXEQKZB3EUD3JE","created_at":"2026-05-18T12:28:33.132498+00:00"},{"alias_kind":"pith_short_8","alias_value":"IPSXEQKZ","created_at":"2026-05-18T12:28:33.132498+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/IPSXEQKZB3EUD3JEGRVWPBYMG6","json":"https://pith.science/pith/IPSXEQKZB3EUD3JEGRVWPBYMG6.json","graph_json":"https://pith.science/api/pith-number/IPSXEQKZB3EUD3JEGRVWPBYMG6/graph.json","events_json":"https://pith.science/api/pith-number/IPSXEQKZB3EUD3JEGRVWPBYMG6/events.json","paper":"https://pith.science/paper/IPSXEQKZ"},"agent_actions":{"view_html":"https://pith.science/pith/IPSXEQKZB3EUD3JEGRVWPBYMG6","download_json":"https://pith.science/pith/IPSXEQKZB3EUD3JEGRVWPBYMG6.json","view_paper":"https://pith.science/paper/IPSXEQKZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1406.1925&json=true","fetch_graph":"https://pith.science/api/pith-number/IPSXEQKZB3EUD3JEGRVWPBYMG6/graph.json","fetch_events":"https://pith.science/api/pith-number/IPSXEQKZB3EUD3JEGRVWPBYMG6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IPSXEQKZB3EUD3JEGRVWPBYMG6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IPSXEQKZB3EUD3JEGRVWPBYMG6/action/storage_attestation","attest_author":"https://pith.science/pith/IPSXEQKZB3EUD3JEGRVWPBYMG6/action/author_attestation","sign_citation":"https://pith.science/pith/IPSXEQKZB3EUD3JEGRVWPBYMG6/action/citation_signature","submit_replication":"https://pith.science/pith/IPSXEQKZB3EUD3JEGRVWPBYMG6/action/replication_record"}},"created_at":"2026-05-18T02:50:12.218018+00:00","updated_at":"2026-05-18T02:50:12.218018+00:00"}