{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:FPGZHYWDI5SF5TPMD36XZUERFO","short_pith_number":"pith:FPGZHYWD","canonical_record":{"source":{"id":"2212.09530","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2022-12-19T15:21:55Z","cross_cats_sorted":[],"title_canon_sha256":"503920f4e1a6045d61b4d05e02ff63e6e6c0138a5f9d7f3e7a9740865e86b2d7","abstract_canon_sha256":"66e7588db5c7d664accc846bad40509743c0235f79a65fb8b6e81d7c65748547"},"schema_version":"1.0"},"canonical_sha256":"2bcd93e2c347645ecdec1efd7cd0912ba06d2103597a0e08c3c1d85b0ec387ad","source":{"kind":"arxiv","id":"2212.09530","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2212.09530","created_at":"2026-07-05T06:27:44Z"},{"alias_kind":"arxiv_version","alias_value":"2212.09530v3","created_at":"2026-07-05T06:27:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.09530","created_at":"2026-07-05T06:27:44Z"},{"alias_kind":"pith_short_12","alias_value":"FPGZHYWDI5SF","created_at":"2026-07-05T06:27:44Z"},{"alias_kind":"pith_short_16","alias_value":"FPGZHYWDI5SF5TPM","created_at":"2026-07-05T06:27:44Z"},{"alias_kind":"pith_short_8","alias_value":"FPGZHYWD","created_at":"2026-07-05T06:27:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:FPGZHYWDI5SF5TPMD36XZUERFO","target":"record","payload":{"canonical_record":{"source":{"id":"2212.09530","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2022-12-19T15:21:55Z","cross_cats_sorted":[],"title_canon_sha256":"503920f4e1a6045d61b4d05e02ff63e6e6c0138a5f9d7f3e7a9740865e86b2d7","abstract_canon_sha256":"66e7588db5c7d664accc846bad40509743c0235f79a65fb8b6e81d7c65748547"},"schema_version":"1.0"},"canonical_sha256":"2bcd93e2c347645ecdec1efd7cd0912ba06d2103597a0e08c3c1d85b0ec387ad","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:27:44.341906Z","signature_b64":"mlpnxOyhJnoWttXmoR5DpetegX/PT4z3T0/dzIK2QX3Idlaaq1G0ie6NRdFzp1Z3xMfsDA7kXCUmzm/wa7LYCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2bcd93e2c347645ecdec1efd7cd0912ba06d2103597a0e08c3c1d85b0ec387ad","last_reissued_at":"2026-07-05T06:27:44.341472Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:27:44.341472Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2212.09530","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T06:27:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AQLMA7Vgq5SMAV8pjti+c8kzPNQ93vRS5u4wj2ZQcDygJkmORvTXaGscZ7ynbNaic3YnmY+WVUqALifr0sNcAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-22T06:52:33.167976Z"},"content_sha256":"a53525d1e2aa42b11a03636f806c24a1e1b565dcb505554147ea4224086ad038","schema_version":"1.0","event_id":"sha256:a53525d1e2aa42b11a03636f806c24a1e1b565dcb505554147ea4224086ad038"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:FPGZHYWDI5SF5TPMD36XZUERFO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"HARP: Personalized Hand Reconstruction from a Monocular RGB Video","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Korrawe Karunratanakul, Otmar Hilliges, Sergey Prokudin, Siyu Tang","submitted_at":"2022-12-19T15:21:55Z","abstract_excerpt":"We present HARP (HAnd Reconstruction and Personalization), a personalized hand avatar creation approach that takes a short monocular RGB video of a human hand as input and reconstructs a faithful hand avatar exhibiting a high-fidelity appearance and geometry. In contrast to the major trend of neural implicit representations, HARP models a hand with a mesh-based parametric hand model, a vertex displacement map, a normal map, and an albedo without any neural components. As validated by our experiments, the explicit nature of our representation enables a truly scalable, robust, and efficient appr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.09530","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2212.09530/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T06:27:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H56KJkQK1JSq1mdUwrn/NzUo6DqCtvq0MtzOmscPV+6jezP/mn/GdZZaMG/xUeR0YuqQsLDoelEvf/rm1tcTDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-22T06:52:33.168363Z"},"content_sha256":"c9709ac0388e2f4572a4e9c3081d1b8c74dc02f9b66e3e6dba1b12238a19f89e","schema_version":"1.0","event_id":"sha256:c9709ac0388e2f4572a4e9c3081d1b8c74dc02f9b66e3e6dba1b12238a19f89e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FPGZHYWDI5SF5TPMD36XZUERFO/bundle.json","state_url":"https://pith.science/pith/FPGZHYWDI5SF5TPMD36XZUERFO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FPGZHYWDI5SF5TPMD36XZUERFO/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":"2026-07-22T06:52:33Z","links":{"resolver":"https://pith.science/pith/FPGZHYWDI5SF5TPMD36XZUERFO","bundle":"https://pith.science/pith/FPGZHYWDI5SF5TPMD36XZUERFO/bundle.json","state":"https://pith.science/pith/FPGZHYWDI5SF5TPMD36XZUERFO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FPGZHYWDI5SF5TPMD36XZUERFO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:FPGZHYWDI5SF5TPMD36XZUERFO","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":"66e7588db5c7d664accc846bad40509743c0235f79a65fb8b6e81d7c65748547","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2022-12-19T15:21:55Z","title_canon_sha256":"503920f4e1a6045d61b4d05e02ff63e6e6c0138a5f9d7f3e7a9740865e86b2d7"},"schema_version":"1.0","source":{"id":"2212.09530","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2212.09530","created_at":"2026-07-05T06:27:44Z"},{"alias_kind":"arxiv_version","alias_value":"2212.09530v3","created_at":"2026-07-05T06:27:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.09530","created_at":"2026-07-05T06:27:44Z"},{"alias_kind":"pith_short_12","alias_value":"FPGZHYWDI5SF","created_at":"2026-07-05T06:27:44Z"},{"alias_kind":"pith_short_16","alias_value":"FPGZHYWDI5SF5TPM","created_at":"2026-07-05T06:27:44Z"},{"alias_kind":"pith_short_8","alias_value":"FPGZHYWD","created_at":"2026-07-05T06:27:44Z"}],"graph_snapshots":[{"event_id":"sha256:c9709ac0388e2f4572a4e9c3081d1b8c74dc02f9b66e3e6dba1b12238a19f89e","target":"graph","created_at":"2026-07-05T06:27:44Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2212.09530/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present HARP (HAnd Reconstruction and Personalization), a personalized hand avatar creation approach that takes a short monocular RGB video of a human hand as input and reconstructs a faithful hand avatar exhibiting a high-fidelity appearance and geometry. In contrast to the major trend of neural implicit representations, HARP models a hand with a mesh-based parametric hand model, a vertex displacement map, a normal map, and an albedo without any neural components. As validated by our experiments, the explicit nature of our representation enables a truly scalable, robust, and efficient appr","authors_text":"Korrawe Karunratanakul, Otmar Hilliges, Sergey Prokudin, Siyu Tang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2022-12-19T15:21:55Z","title":"HARP: Personalized Hand Reconstruction from a Monocular RGB Video"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.09530","kind":"arxiv","version":3},"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:a53525d1e2aa42b11a03636f806c24a1e1b565dcb505554147ea4224086ad038","target":"record","created_at":"2026-07-05T06:27:44Z","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":"66e7588db5c7d664accc846bad40509743c0235f79a65fb8b6e81d7c65748547","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2022-12-19T15:21:55Z","title_canon_sha256":"503920f4e1a6045d61b4d05e02ff63e6e6c0138a5f9d7f3e7a9740865e86b2d7"},"schema_version":"1.0","source":{"id":"2212.09530","kind":"arxiv","version":3}},"canonical_sha256":"2bcd93e2c347645ecdec1efd7cd0912ba06d2103597a0e08c3c1d85b0ec387ad","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2bcd93e2c347645ecdec1efd7cd0912ba06d2103597a0e08c3c1d85b0ec387ad","first_computed_at":"2026-07-05T06:27:44.341472Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:27:44.341472Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mlpnxOyhJnoWttXmoR5DpetegX/PT4z3T0/dzIK2QX3Idlaaq1G0ie6NRdFzp1Z3xMfsDA7kXCUmzm/wa7LYCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T06:27:44.341906Z","signed_message":"canonical_sha256_bytes"},"source_id":"2212.09530","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a53525d1e2aa42b11a03636f806c24a1e1b565dcb505554147ea4224086ad038","sha256:c9709ac0388e2f4572a4e9c3081d1b8c74dc02f9b66e3e6dba1b12238a19f89e"],"state_sha256":"a6f450a952a954f84a9449cf633986ebe4a0b20034ebff610e9b9b0277214ec6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZogwhwMSo4aB9hBEGOsvvDxGE2JhIBm1EWjwtwudMfAQYxmPNBn+Jf93NDwe78N28TnZ2VuBFgHdKDZXJZYZCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-22T06:52:33.170522Z","bundle_sha256":"8efdc9d19e50d9b675d92cc19a5e359b638eb76136dc2cb4100699907509f6a5"}}