{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:Z4RPV5YXEGAMBVFWZ3VL4VJQ62","short_pith_number":"pith:Z4RPV5YX","canonical_record":{"source":{"id":"1101.5687","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2011-01-29T10:37:23Z","cross_cats_sorted":["cs.CG"],"title_canon_sha256":"6f71a411f84c4c42613d867cf38d349c41b1a669141df34c91f55f4dcdbcab1e","abstract_canon_sha256":"fe4c5a55907eb5faff42545e8d14478d003b9b2c5655db3e1582e62fe39506e7"},"schema_version":"1.0"},"canonical_sha256":"cf22faf7172180c0d4b6ceeabe5530f6b569b5f28cdd0c3bd8fee965085bbbb8","source":{"kind":"arxiv","id":"1101.5687","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1101.5687","created_at":"2026-05-18T04:30:25Z"},{"alias_kind":"arxiv_version","alias_value":"1101.5687v1","created_at":"2026-05-18T04:30:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1101.5687","created_at":"2026-05-18T04:30:25Z"},{"alias_kind":"pith_short_12","alias_value":"Z4RPV5YXEGAM","created_at":"2026-05-18T12:26:47Z"},{"alias_kind":"pith_short_16","alias_value":"Z4RPV5YXEGAMBVFW","created_at":"2026-05-18T12:26:47Z"},{"alias_kind":"pith_short_8","alias_value":"Z4RPV5YX","created_at":"2026-05-18T12:26:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:Z4RPV5YXEGAMBVFWZ3VL4VJQ62","target":"record","payload":{"canonical_record":{"source":{"id":"1101.5687","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2011-01-29T10:37:23Z","cross_cats_sorted":["cs.CG"],"title_canon_sha256":"6f71a411f84c4c42613d867cf38d349c41b1a669141df34c91f55f4dcdbcab1e","abstract_canon_sha256":"fe4c5a55907eb5faff42545e8d14478d003b9b2c5655db3e1582e62fe39506e7"},"schema_version":"1.0"},"canonical_sha256":"cf22faf7172180c0d4b6ceeabe5530f6b569b5f28cdd0c3bd8fee965085bbbb8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:30:25.048922Z","signature_b64":"E/JP4kCHySJZC1w1T5/jSG++MIMJ5iqvlnG6vtrsGnFzinUIgN6tDteIfOOfXAJ6kgr7blr/GVL4VCIIC9T0Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cf22faf7172180c0d4b6ceeabe5530f6b569b5f28cdd0c3bd8fee965085bbbb8","last_reissued_at":"2026-05-18T04:30:25.048300Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:30:25.048300Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1101.5687","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:30:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SHn3uQeAjqDlghS/tau5S1vbBlL39wmXe2lVTDiPwSeZAfeghqO/q6VAtI5w1ELhon/dTxEMbnSSZeugzwgoBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T20:47:44.530731Z"},"content_sha256":"399454638678fc1fb87ed339c651d743253440c3525d04939730cf87d592b99c","schema_version":"1.0","event_id":"sha256:399454638678fc1fb87ed339c651d743253440c3525d04939730cf87d592b99c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:Z4RPV5YXEGAMBVFWZ3VL4VJQ62","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A correspondence-less approach to matching of deformable shapes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CG"],"primary_cat":"cs.CV","authors_text":"Alexander M. Bronstein, Jonathan Pokrass, Michael M. Bronstein","submitted_at":"2011-01-29T10:37:23Z","abstract_excerpt":"Finding a match between partially available deformable shapes is a challenging problem with numerous applications. The problem is usually approached by computing local descriptors on a pair of shapes and then establishing a point-wise correspondence between the two. In this paper, we introduce an alternative correspondence-less approach to matching fragments to an entire shape undergoing a non-rigid deformation. We use diffusion geometric descriptors and optimize over the integration domains on which the integral descriptors of the two parts match. The problem is regularized using the Mumford-"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1101.5687","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:30:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uHcazWtS2+0PqfJUv6L8ff/A5MeCvjUj2qJqEQdqn91nYjRgWvU2j1qa5YeSjPCpiis+F5Bg68xPqxsVht7yBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T20:47:44.531433Z"},"content_sha256":"b1ef069506d81fe3aecf9454c03a0dec12e27394e8065cddd41e1f0ed7beca94","schema_version":"1.0","event_id":"sha256:b1ef069506d81fe3aecf9454c03a0dec12e27394e8065cddd41e1f0ed7beca94"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Z4RPV5YXEGAMBVFWZ3VL4VJQ62/bundle.json","state_url":"https://pith.science/pith/Z4RPV5YXEGAMBVFWZ3VL4VJQ62/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Z4RPV5YXEGAMBVFWZ3VL4VJQ62/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-25T20:47:44Z","links":{"resolver":"https://pith.science/pith/Z4RPV5YXEGAMBVFWZ3VL4VJQ62","bundle":"https://pith.science/pith/Z4RPV5YXEGAMBVFWZ3VL4VJQ62/bundle.json","state":"https://pith.science/pith/Z4RPV5YXEGAMBVFWZ3VL4VJQ62/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Z4RPV5YXEGAMBVFWZ3VL4VJQ62/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:Z4RPV5YXEGAMBVFWZ3VL4VJQ62","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"fe4c5a55907eb5faff42545e8d14478d003b9b2c5655db3e1582e62fe39506e7","cross_cats_sorted":["cs.CG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2011-01-29T10:37:23Z","title_canon_sha256":"6f71a411f84c4c42613d867cf38d349c41b1a669141df34c91f55f4dcdbcab1e"},"schema_version":"1.0","source":{"id":"1101.5687","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1101.5687","created_at":"2026-05-18T04:30:25Z"},{"alias_kind":"arxiv_version","alias_value":"1101.5687v1","created_at":"2026-05-18T04:30:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1101.5687","created_at":"2026-05-18T04:30:25Z"},{"alias_kind":"pith_short_12","alias_value":"Z4RPV5YXEGAM","created_at":"2026-05-18T12:26:47Z"},{"alias_kind":"pith_short_16","alias_value":"Z4RPV5YXEGAMBVFW","created_at":"2026-05-18T12:26:47Z"},{"alias_kind":"pith_short_8","alias_value":"Z4RPV5YX","created_at":"2026-05-18T12:26:47Z"}],"graph_snapshots":[{"event_id":"sha256:b1ef069506d81fe3aecf9454c03a0dec12e27394e8065cddd41e1f0ed7beca94","target":"graph","created_at":"2026-05-18T04:30:25Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"Finding a match between partially available deformable shapes is a challenging problem with numerous applications. The problem is usually approached by computing local descriptors on a pair of shapes and then establishing a point-wise correspondence between the two. In this paper, we introduce an alternative correspondence-less approach to matching fragments to an entire shape undergoing a non-rigid deformation. We use diffusion geometric descriptors and optimize over the integration domains on which the integral descriptors of the two parts match. The problem is regularized using the Mumford-","authors_text":"Alexander M. Bronstein, Jonathan Pokrass, Michael M. Bronstein","cross_cats":["cs.CG"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2011-01-29T10:37:23Z","title":"A correspondence-less approach to matching of deformable shapes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1101.5687","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:399454638678fc1fb87ed339c651d743253440c3525d04939730cf87d592b99c","target":"record","created_at":"2026-05-18T04:30:25Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"fe4c5a55907eb5faff42545e8d14478d003b9b2c5655db3e1582e62fe39506e7","cross_cats_sorted":["cs.CG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2011-01-29T10:37:23Z","title_canon_sha256":"6f71a411f84c4c42613d867cf38d349c41b1a669141df34c91f55f4dcdbcab1e"},"schema_version":"1.0","source":{"id":"1101.5687","kind":"arxiv","version":1}},"canonical_sha256":"cf22faf7172180c0d4b6ceeabe5530f6b569b5f28cdd0c3bd8fee965085bbbb8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cf22faf7172180c0d4b6ceeabe5530f6b569b5f28cdd0c3bd8fee965085bbbb8","first_computed_at":"2026-05-18T04:30:25.048300Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:30:25.048300Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"E/JP4kCHySJZC1w1T5/jSG++MIMJ5iqvlnG6vtrsGnFzinUIgN6tDteIfOOfXAJ6kgr7blr/GVL4VCIIC9T0Dw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:30:25.048922Z","signed_message":"canonical_sha256_bytes"},"source_id":"1101.5687","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:399454638678fc1fb87ed339c651d743253440c3525d04939730cf87d592b99c","sha256:b1ef069506d81fe3aecf9454c03a0dec12e27394e8065cddd41e1f0ed7beca94"],"state_sha256":"431aa7711f3d721e360c8e83813348595e93bd78b1c8ea5cea188b93aa391f92"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I8ncIbfEBaWQlchBu8cT5S5J0FLrS2HyWfNfSndjy7nB8LZp1nawgar4TgggIM8Bb5wkNt/1N9yA72vkfplXDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T20:47:44.535288Z","bundle_sha256":"382583fa36d31e4d5241065bbd084550f987c495fc3c1cf1e30823df0c63eacd"}}