{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:7V6VHE4L76Z3GRZR2TAI4HSBWO","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":"7f2ea87b271a272926e281348f8ac0641995cf77106aa07bd6f8a895d4c00614","cross_cats_sorted":["cs.GR","cs.RO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-07-03T11:24:27Z","title_canon_sha256":"c51830e662f5d429b437a54a75638fb761cd5c80e1b2688dfdb61d14d1ac3c37"},"schema_version":"1.0","source":{"id":"2607.03209","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.03209","created_at":"2026-07-07T01:16:46Z"},{"alias_kind":"arxiv_version","alias_value":"2607.03209v1","created_at":"2026-07-07T01:16:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.03209","created_at":"2026-07-07T01:16:46Z"},{"alias_kind":"pith_short_12","alias_value":"7V6VHE4L76Z3","created_at":"2026-07-07T01:16:46Z"},{"alias_kind":"pith_short_16","alias_value":"7V6VHE4L76Z3GRZR","created_at":"2026-07-07T01:16:46Z"},{"alias_kind":"pith_short_8","alias_value":"7V6VHE4L","created_at":"2026-07-07T01:16:46Z"}],"graph_snapshots":[{"event_id":"sha256:2b468dc005b75d47405f40be7f03a06bbb71dd5f33cb92a86dd0428ef9cdf8a7","target":"graph","created_at":"2026-07-07T01:16:46Z","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/2607.03209/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This paper introduces a fast method for high-quality 3D Gaussian Splatting (3DGS) reconstruction without traditional Structure-from-Motion (SfM). The proposed approach leverages 3D Foundation Models (3DFMs) for camera pose and point-cloud initialization, then jointly optimizes both camera poses and Gaussian primitives using a depth-guided loss function. This enables fast convergence even from rough initialization with as few as 50-60 input views. To further improve reconstruction quality in sparse-view scenarios, an MLP-based pose refinement module is introduced alongside depth-guided supervis","authors_text":"Anurag Dalal, Daniel Hagen, Kjell G. Robbersmyr, Kristian Muri Knausg{\\aa}rd","cross_cats":["cs.GR","cs.RO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-07-03T11:24:27Z","title":"Fast 3D Foundation Model Initialized Gaussian Splatting"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.03209","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:c7b3474a1ba4b1f6b5b4c92b0aa8dd3063690cfe8509f5a367b99907f9ccb56d","target":"record","created_at":"2026-07-07T01:16:46Z","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":"7f2ea87b271a272926e281348f8ac0641995cf77106aa07bd6f8a895d4c00614","cross_cats_sorted":["cs.GR","cs.RO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-07-03T11:24:27Z","title_canon_sha256":"c51830e662f5d429b437a54a75638fb761cd5c80e1b2688dfdb61d14d1ac3c37"},"schema_version":"1.0","source":{"id":"2607.03209","kind":"arxiv","version":1}},"canonical_sha256":"fd7d53938bffb3b34731d4c08e1e41b3b04263b5100777a873a4303b16447534","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fd7d53938bffb3b34731d4c08e1e41b3b04263b5100777a873a4303b16447534","first_computed_at":"2026-07-07T01:16:46.660700Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-07T01:16:46.660700Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wsZbxPpXu9pz24apcq7Bwc1FPkOeXYTOmFgCS6D5EpJL8cO31spKZJh2bcdB77+EOQA8RbkI2g8meS3TsU1CAg==","signature_status":"signed_v1","signed_at":"2026-07-07T01:16:46.661137Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.03209","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c7b3474a1ba4b1f6b5b4c92b0aa8dd3063690cfe8509f5a367b99907f9ccb56d","sha256:2b468dc005b75d47405f40be7f03a06bbb71dd5f33cb92a86dd0428ef9cdf8a7"],"state_sha256":"d63d3723c0168ce1e49a46b6557a6b7a68736f233e722ce3d760016aefab8870"}