{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:MQAHK634SJ4WMYBMF7NBR4CJPN","short_pith_number":"pith:MQAHK634","canonical_record":{"source":{"id":"2407.10439","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-07-15T04:53:10Z","cross_cats_sorted":[],"title_canon_sha256":"12c6ea1d6bb93c338b00bf69cc4acabaed3cb1ed47f832ce7d1a5f00f35fdcfe","abstract_canon_sha256":"b70a99361ac2bb9df506fa898fa853352a086a0572a81f501d70b06e2ea4332c"},"schema_version":"1.0"},"canonical_sha256":"6400757b7c927966602c2fda18f0497b518df6f7a5d1505f38a0ee83c6914301","source":{"kind":"arxiv","id":"2407.10439","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.10439","created_at":"2026-07-05T08:43:59Z"},{"alias_kind":"arxiv_version","alias_value":"2407.10439v1","created_at":"2026-07-05T08:43:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.10439","created_at":"2026-07-05T08:43:59Z"},{"alias_kind":"pith_short_12","alias_value":"MQAHK634SJ4W","created_at":"2026-07-05T08:43:59Z"},{"alias_kind":"pith_short_16","alias_value":"MQAHK634SJ4WMYBM","created_at":"2026-07-05T08:43:59Z"},{"alias_kind":"pith_short_8","alias_value":"MQAHK634","created_at":"2026-07-05T08:43:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:MQAHK634SJ4WMYBMF7NBR4CJPN","target":"record","payload":{"canonical_record":{"source":{"id":"2407.10439","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-07-15T04:53:10Z","cross_cats_sorted":[],"title_canon_sha256":"12c6ea1d6bb93c338b00bf69cc4acabaed3cb1ed47f832ce7d1a5f00f35fdcfe","abstract_canon_sha256":"b70a99361ac2bb9df506fa898fa853352a086a0572a81f501d70b06e2ea4332c"},"schema_version":"1.0"},"canonical_sha256":"6400757b7c927966602c2fda18f0497b518df6f7a5d1505f38a0ee83c6914301","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:43:59.651255Z","signature_b64":"l5qvjqzjuiWqluRoeRUafZcM6fhFmLlMBnpCEenK51s7dMyHgik/pEG8xPeVXvJ+QzG4Lvnye+0o9gABhilmDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6400757b7c927966602c2fda18f0497b518df6f7a5d1505f38a0ee83c6914301","last_reissued_at":"2026-07-05T08:43:59.650728Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:43:59.650728Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2407.10439","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":"2026-07-05T08:43:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"i1BNQdiWUELIBK/gutpv3NtqEgHhftZKNNOU60KbcO0gE1VaPE+juLw+/dCZOGLU6Zlhc0TGCJN8ZqZPNDhVAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T21:18:25.877618Z"},"content_sha256":"2971100ea59e873124a91438c6a4bf5c99ee7e05ac571dc5f3ce35ba62af87d4","schema_version":"1.0","event_id":"sha256:2971100ea59e873124a91438c6a4bf5c99ee7e05ac571dc5f3ce35ba62af87d4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:MQAHK634SJ4WMYBMF7NBR4CJPN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"PolyRoom: Room-aware Transformer for Floorplan Reconstruction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Hanqiao Ye, Lingjie Zhu, Shuhan Shen, Xiang Gao, Xianwei Zheng, Xiaodong Ma, Yuzhou Liu","submitted_at":"2024-07-15T04:53:10Z","abstract_excerpt":"Reconstructing geometry and topology structures from raw unstructured data has always been an important research topic in indoor mapping research. In this paper, we aim to reconstruct the floorplan with a vectorized representation from point clouds. Despite significant advancements achieved in recent years, current methods still encounter several challenges, such as missing corners or edges, inaccuracies in corner positions or angles, self-intersecting or overlapping polygons, and potentially implausible topology. To tackle these challenges, we present PolyRoom, a room-aware Transformer that l"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.10439","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/2407.10439/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":"2026-07-05T08:43:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J8N1az9vkQLFgBO+7hSZnqX+xUepjXLoMONNC8p7JlJRH384wGUF6H+t0dxapb+PXGrm/vjLlpLQPBqcT9OfBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T21:18:25.878109Z"},"content_sha256":"e5d0faad7f4bf3bffa8d69bff17cbfd8cd6d3dbed2ca0505684c2a33803808ec","schema_version":"1.0","event_id":"sha256:e5d0faad7f4bf3bffa8d69bff17cbfd8cd6d3dbed2ca0505684c2a33803808ec"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MQAHK634SJ4WMYBMF7NBR4CJPN/bundle.json","state_url":"https://pith.science/pith/MQAHK634SJ4WMYBMF7NBR4CJPN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MQAHK634SJ4WMYBMF7NBR4CJPN/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":"2026-08-16T21:18:25Z","links":{"resolver":"https://pith.science/pith/MQAHK634SJ4WMYBMF7NBR4CJPN","bundle":"https://pith.science/pith/MQAHK634SJ4WMYBMF7NBR4CJPN/bundle.json","state":"https://pith.science/pith/MQAHK634SJ4WMYBMF7NBR4CJPN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MQAHK634SJ4WMYBMF7NBR4CJPN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:MQAHK634SJ4WMYBMF7NBR4CJPN","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":"b70a99361ac2bb9df506fa898fa853352a086a0572a81f501d70b06e2ea4332c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-07-15T04:53:10Z","title_canon_sha256":"12c6ea1d6bb93c338b00bf69cc4acabaed3cb1ed47f832ce7d1a5f00f35fdcfe"},"schema_version":"1.0","source":{"id":"2407.10439","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.10439","created_at":"2026-07-05T08:43:59Z"},{"alias_kind":"arxiv_version","alias_value":"2407.10439v1","created_at":"2026-07-05T08:43:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.10439","created_at":"2026-07-05T08:43:59Z"},{"alias_kind":"pith_short_12","alias_value":"MQAHK634SJ4W","created_at":"2026-07-05T08:43:59Z"},{"alias_kind":"pith_short_16","alias_value":"MQAHK634SJ4WMYBM","created_at":"2026-07-05T08:43:59Z"},{"alias_kind":"pith_short_8","alias_value":"MQAHK634","created_at":"2026-07-05T08:43:59Z"}],"graph_snapshots":[{"event_id":"sha256:e5d0faad7f4bf3bffa8d69bff17cbfd8cd6d3dbed2ca0505684c2a33803808ec","target":"graph","created_at":"2026-07-05T08:43:59Z","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/2407.10439/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Reconstructing geometry and topology structures from raw unstructured data has always been an important research topic in indoor mapping research. In this paper, we aim to reconstruct the floorplan with a vectorized representation from point clouds. Despite significant advancements achieved in recent years, current methods still encounter several challenges, such as missing corners or edges, inaccuracies in corner positions or angles, self-intersecting or overlapping polygons, and potentially implausible topology. To tackle these challenges, we present PolyRoom, a room-aware Transformer that l","authors_text":"Hanqiao Ye, Lingjie Zhu, Shuhan Shen, Xiang Gao, Xianwei Zheng, Xiaodong Ma, Yuzhou Liu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-07-15T04:53:10Z","title":"PolyRoom: Room-aware Transformer for Floorplan Reconstruction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.10439","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":"sha256:2971100ea59e873124a91438c6a4bf5c99ee7e05ac571dc5f3ce35ba62af87d4","target":"record","created_at":"2026-07-05T08:43:59Z","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":"b70a99361ac2bb9df506fa898fa853352a086a0572a81f501d70b06e2ea4332c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-07-15T04:53:10Z","title_canon_sha256":"12c6ea1d6bb93c338b00bf69cc4acabaed3cb1ed47f832ce7d1a5f00f35fdcfe"},"schema_version":"1.0","source":{"id":"2407.10439","kind":"arxiv","version":1}},"canonical_sha256":"6400757b7c927966602c2fda18f0497b518df6f7a5d1505f38a0ee83c6914301","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6400757b7c927966602c2fda18f0497b518df6f7a5d1505f38a0ee83c6914301","first_computed_at":"2026-07-05T08:43:59.650728Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:43:59.650728Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"l5qvjqzjuiWqluRoeRUafZcM6fhFmLlMBnpCEenK51s7dMyHgik/pEG8xPeVXvJ+QzG4Lvnye+0o9gABhilmDA==","signature_status":"signed_v1","signed_at":"2026-07-05T08:43:59.651255Z","signed_message":"canonical_sha256_bytes"},"source_id":"2407.10439","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2971100ea59e873124a91438c6a4bf5c99ee7e05ac571dc5f3ce35ba62af87d4","sha256:e5d0faad7f4bf3bffa8d69bff17cbfd8cd6d3dbed2ca0505684c2a33803808ec"],"state_sha256":"d3076eac23588b4c8149e40714ee71918ae11d3c78f77faabff9e24d4ee03dc3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cgC8daS/3r6pFVP2PCdlC2XOkSdjPpI+s/p0ACycB2NJm83b1DB65pVNob7VGWrqw2xlcvT6LUEgB/u9aVCrBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T21:18:25.881912Z","bundle_sha256":"09400483209021d91b26c5c9cdf70ef5a69dc189e889bca90f040072a01a75bd"}}