{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:WMLEI5G5C5OC6CNPQPBWGJGA47","short_pith_number":"pith:WMLEI5G5","canonical_record":{"source":{"id":"2005.07457","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-05-15T10:16:07Z","cross_cats_sorted":["cs.RO"],"title_canon_sha256":"e2f1016a9e546c33fe15c3a1693eb37efcf73e6305047fafbd2bf353cc90ad6b","abstract_canon_sha256":"006eacecbd5e9dcabf65b55a61cec81ad5310b1a5af5add609e657aef27c4d0a"},"schema_version":"1.0"},"canonical_sha256":"b3164474dd175c2f09af83c36324c0e7ff8519955d254194d3327dc69cbc896f","source":{"kind":"arxiv","id":"2005.07457","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.07457","created_at":"2026-07-05T02:24:09Z"},{"alias_kind":"arxiv_version","alias_value":"2005.07457v1","created_at":"2026-07-05T02:24:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.07457","created_at":"2026-07-05T02:24:09Z"},{"alias_kind":"pith_short_12","alias_value":"WMLEI5G5C5OC","created_at":"2026-07-05T02:24:09Z"},{"alias_kind":"pith_short_16","alias_value":"WMLEI5G5C5OC6CNP","created_at":"2026-07-05T02:24:09Z"},{"alias_kind":"pith_short_8","alias_value":"WMLEI5G5","created_at":"2026-07-05T02:24:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:WMLEI5G5C5OC6CNPQPBWGJGA47","target":"record","payload":{"canonical_record":{"source":{"id":"2005.07457","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-05-15T10:16:07Z","cross_cats_sorted":["cs.RO"],"title_canon_sha256":"e2f1016a9e546c33fe15c3a1693eb37efcf73e6305047fafbd2bf353cc90ad6b","abstract_canon_sha256":"006eacecbd5e9dcabf65b55a61cec81ad5310b1a5af5add609e657aef27c4d0a"},"schema_version":"1.0"},"canonical_sha256":"b3164474dd175c2f09af83c36324c0e7ff8519955d254194d3327dc69cbc896f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:24:09.534135Z","signature_b64":"oBbx9m9WMrJVFHeOXXlkjiGkF0nxupTWbof5dWvAfa9AlKsCl4u9D+TxZlL+TWcVzraJuv+gfVzkq14o/OHkBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b3164474dd175c2f09af83c36324c0e7ff8519955d254194d3327dc69cbc896f","last_reissued_at":"2026-07-05T02:24:09.533714Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:24:09.533714Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2005.07457","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":"2026-07-05T02:24:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PGrivbTdxkQMpOvWKhQaVAtn/8xubH89mtZlsmvOvLQDuFxnsSPzke7SfB6CTKp65PzZ60doHrDsTw4Gt1ypDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T15:26:21.641997Z"},"content_sha256":"76a935cc62d1670b8c5a74f520981f8bc5627e07e9eb2e83c1e9d5c636595407","schema_version":"1.0","event_id":"sha256:76a935cc62d1670b8c5a74f520981f8bc5627e07e9eb2e83c1e9d5c636595407"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:WMLEI5G5C5OC6CNPQPBWGJGA47","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"PrimiTect: Fast Continuous Hough Voting for Primitive Detection","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.RO"],"primary_cat":"cs.CV","authors_text":"Christiane Sommer, Daniel Cremers, Erik Bylow, Yumin Sun","submitted_at":"2020-05-15T10:16:07Z","abstract_excerpt":"This paper tackles the problem of data abstraction in the context of 3D point sets. Our method classifies points into different geometric primitives, such as planes and cones, leading to a compact representation of the data. Being based on a semi-global Hough voting scheme, the method does not need initialization and is robust, accurate, and efficient. We use a local, low-dimensional parameterization of primitives to determine type, shape and pose of the object that a point belongs to. This makes our algorithm suitable to run on devices with low computational power, as often required in roboti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.07457","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2005.07457/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":"2026-07-05T02:24:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FKLLqkub4QypfcOq9o3Pyh3GBCp3Xi9txKhIZDPNiQuyb7iTvW21ZrFgKJ/S4L4YhJEMOz4FCCm35bC/lQYjBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T15:26:21.642372Z"},"content_sha256":"d0a634acab376a41135fa06227863d01a4ba6f7144045d06b47cabf802a136aa","schema_version":"1.0","event_id":"sha256:d0a634acab376a41135fa06227863d01a4ba6f7144045d06b47cabf802a136aa"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WMLEI5G5C5OC6CNPQPBWGJGA47/bundle.json","state_url":"https://pith.science/pith/WMLEI5G5C5OC6CNPQPBWGJGA47/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WMLEI5G5C5OC6CNPQPBWGJGA47/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":"2026-07-07T15:26:21Z","links":{"resolver":"https://pith.science/pith/WMLEI5G5C5OC6CNPQPBWGJGA47","bundle":"https://pith.science/pith/WMLEI5G5C5OC6CNPQPBWGJGA47/bundle.json","state":"https://pith.science/pith/WMLEI5G5C5OC6CNPQPBWGJGA47/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WMLEI5G5C5OC6CNPQPBWGJGA47/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:WMLEI5G5C5OC6CNPQPBWGJGA47","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":"006eacecbd5e9dcabf65b55a61cec81ad5310b1a5af5add609e657aef27c4d0a","cross_cats_sorted":["cs.RO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-05-15T10:16:07Z","title_canon_sha256":"e2f1016a9e546c33fe15c3a1693eb37efcf73e6305047fafbd2bf353cc90ad6b"},"schema_version":"1.0","source":{"id":"2005.07457","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.07457","created_at":"2026-07-05T02:24:09Z"},{"alias_kind":"arxiv_version","alias_value":"2005.07457v1","created_at":"2026-07-05T02:24:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.07457","created_at":"2026-07-05T02:24:09Z"},{"alias_kind":"pith_short_12","alias_value":"WMLEI5G5C5OC","created_at":"2026-07-05T02:24:09Z"},{"alias_kind":"pith_short_16","alias_value":"WMLEI5G5C5OC6CNP","created_at":"2026-07-05T02:24:09Z"},{"alias_kind":"pith_short_8","alias_value":"WMLEI5G5","created_at":"2026-07-05T02:24:09Z"}],"graph_snapshots":[{"event_id":"sha256:d0a634acab376a41135fa06227863d01a4ba6f7144045d06b47cabf802a136aa","target":"graph","created_at":"2026-07-05T02:24:09Z","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/2005.07457/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This paper tackles the problem of data abstraction in the context of 3D point sets. Our method classifies points into different geometric primitives, such as planes and cones, leading to a compact representation of the data. Being based on a semi-global Hough voting scheme, the method does not need initialization and is robust, accurate, and efficient. We use a local, low-dimensional parameterization of primitives to determine type, shape and pose of the object that a point belongs to. This makes our algorithm suitable to run on devices with low computational power, as often required in roboti","authors_text":"Christiane Sommer, Daniel Cremers, Erik Bylow, Yumin Sun","cross_cats":["cs.RO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-05-15T10:16:07Z","title":"PrimiTect: Fast Continuous Hough Voting for Primitive Detection"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.07457","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":"sha256:76a935cc62d1670b8c5a74f520981f8bc5627e07e9eb2e83c1e9d5c636595407","target":"record","created_at":"2026-07-05T02:24:09Z","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":"006eacecbd5e9dcabf65b55a61cec81ad5310b1a5af5add609e657aef27c4d0a","cross_cats_sorted":["cs.RO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-05-15T10:16:07Z","title_canon_sha256":"e2f1016a9e546c33fe15c3a1693eb37efcf73e6305047fafbd2bf353cc90ad6b"},"schema_version":"1.0","source":{"id":"2005.07457","kind":"arxiv","version":1}},"canonical_sha256":"b3164474dd175c2f09af83c36324c0e7ff8519955d254194d3327dc69cbc896f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b3164474dd175c2f09af83c36324c0e7ff8519955d254194d3327dc69cbc896f","first_computed_at":"2026-07-05T02:24:09.533714Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:24:09.533714Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"oBbx9m9WMrJVFHeOXXlkjiGkF0nxupTWbof5dWvAfa9AlKsCl4u9D+TxZlL+TWcVzraJuv+gfVzkq14o/OHkBw==","signature_status":"signed_v1","signed_at":"2026-07-05T02:24:09.534135Z","signed_message":"canonical_sha256_bytes"},"source_id":"2005.07457","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:76a935cc62d1670b8c5a74f520981f8bc5627e07e9eb2e83c1e9d5c636595407","sha256:d0a634acab376a41135fa06227863d01a4ba6f7144045d06b47cabf802a136aa"],"state_sha256":"a9114d37795a4dc8f7b7c15f66563776d66ccd5c896968bc7079e54fc1fa002a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"//ouOjA7a2U6CzABbA7s1eIt4WX2VxhuN95LXNMF0Iu1hyT41igBj14EcGUMVwkFy7e9icsYJN1jOcO/iUrYDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T15:26:21.644284Z","bundle_sha256":"f8506ba087d53cb951802ec54505d0e1d44b57719f59b31dca564e14d0ba4d23"}}