{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:G4VUWEEKJMACNDYFVSKP7PC5L7","short_pith_number":"pith:G4VUWEEK","canonical_record":{"source":{"id":"2602.05293","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-02-05T04:27:59Z","cross_cats_sorted":[],"title_canon_sha256":"77c43ea84f80a9bc30fb40c890260bf96dec2bcca9dd7b7819931f112a2de014","abstract_canon_sha256":"82ef55d4b71d1e777b0ebf6fb5bb7c7485c93d9607c3fd9175e8a173da13613c"},"schema_version":"1.0"},"canonical_sha256":"372b4b108a4b00268f05ac94ffbc5d5fcc08e10600ae95e2fe92376674c77588","source":{"kind":"arxiv","id":"2602.05293","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2602.05293","created_at":"2026-06-02T02:04:50Z"},{"alias_kind":"arxiv_version","alias_value":"2602.05293v2","created_at":"2026-06-02T02:04:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2602.05293","created_at":"2026-06-02T02:04:50Z"},{"alias_kind":"pith_short_12","alias_value":"G4VUWEEKJMAC","created_at":"2026-06-02T02:04:50Z"},{"alias_kind":"pith_short_16","alias_value":"G4VUWEEKJMACNDYF","created_at":"2026-06-02T02:04:50Z"},{"alias_kind":"pith_short_8","alias_value":"G4VUWEEK","created_at":"2026-06-02T02:04:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:G4VUWEEKJMACNDYFVSKP7PC5L7","target":"record","payload":{"canonical_record":{"source":{"id":"2602.05293","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-02-05T04:27:59Z","cross_cats_sorted":[],"title_canon_sha256":"77c43ea84f80a9bc30fb40c890260bf96dec2bcca9dd7b7819931f112a2de014","abstract_canon_sha256":"82ef55d4b71d1e777b0ebf6fb5bb7c7485c93d9607c3fd9175e8a173da13613c"},"schema_version":"1.0"},"canonical_sha256":"372b4b108a4b00268f05ac94ffbc5d5fcc08e10600ae95e2fe92376674c77588","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-02T02:04:50.897672Z","signature_b64":"tIz9LCFVQ3rHrsgcCk9zAJFXKHEk3FTmVeIeC75RtC4DYczpCb7AwNzdbdegeL/91+oCJVWOWtWYtdYrLT3pAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"372b4b108a4b00268f05ac94ffbc5d5fcc08e10600ae95e2fe92376674c77588","last_reissued_at":"2026-06-02T02:04:50.897161Z","signature_status":"signed_v1","first_computed_at":"2026-06-02T02:04:50.897161Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2602.05293","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-06-02T02:04:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aao72JqmzDQ3+YOWiom4i3tsQjbVcKaLgnEyiweMRNZqkY6wQbM5Yx2US6QkOxBXglJfi8fu0bzJ0CohjryJAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T17:35:07.209646Z"},"content_sha256":"07353bfc62606bd9997e47c085cc5db3c9cf2244b936feaee90f24f2ad910721","schema_version":"1.0","event_id":"sha256:07353bfc62606bd9997e47c085cc5db3c9cf2244b936feaee90f24f2ad910721"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:G4VUWEEKJMACNDYFVSKP7PC5L7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Fast-SAM3D: 3Dfy Anything in Images but Faster","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Chuanguang Yang, Guoxin Fan, Haotong Qin, Libo Huang, Michele Magno, Mingqiang Wu, Weilun Feng, Xiaokun Liu, Yongjun Xu, Yulun Zhang, Yuqi Li, Zhiliang Chen, Zhulin An","submitted_at":"2026-02-05T04:27:59Z","abstract_excerpt":"SAM3D enables scalable, open-world 3D reconstruction from complex scenes, yet its deployment is hindered by prohibitive inference latency. In this work, we conduct the \\textbf{first systematic investigation} into its inference dynamics, revealing that generic acceleration strategies are brittle in this context. We demonstrate that these failures stem from neglecting the pipeline's inherent multi-level \\textbf{heterogeneity}: the kinematic distinctiveness between shape and layout, the intrinsic sparsity of texture refinement, and the spectral variance across geometries. To address this, we pres"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2602.05293","kind":"arxiv","version":2},"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/2602.05293/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":"2026-06-02T02:04:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NyKS0f2/BIn/czEpf7AiI7oQFSxyEdonTP3rD6yw1tieVxL75hRNa3zyKDF2FZNCeajvnkYgq5zLicXZdr+eDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T17:35:07.210043Z"},"content_sha256":"a291a62c907394476c84c5e8d01dfeb330cfc6264795a728a31e48c46acf6e7d","schema_version":"1.0","event_id":"sha256:a291a62c907394476c84c5e8d01dfeb330cfc6264795a728a31e48c46acf6e7d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/G4VUWEEKJMACNDYFVSKP7PC5L7/bundle.json","state_url":"https://pith.science/pith/G4VUWEEKJMACNDYFVSKP7PC5L7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/G4VUWEEKJMACNDYFVSKP7PC5L7/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":"2026-06-02T17:35:07Z","links":{"resolver":"https://pith.science/pith/G4VUWEEKJMACNDYFVSKP7PC5L7","bundle":"https://pith.science/pith/G4VUWEEKJMACNDYFVSKP7PC5L7/bundle.json","state":"https://pith.science/pith/G4VUWEEKJMACNDYFVSKP7PC5L7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/G4VUWEEKJMACNDYFVSKP7PC5L7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:G4VUWEEKJMACNDYFVSKP7PC5L7","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":"82ef55d4b71d1e777b0ebf6fb5bb7c7485c93d9607c3fd9175e8a173da13613c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-02-05T04:27:59Z","title_canon_sha256":"77c43ea84f80a9bc30fb40c890260bf96dec2bcca9dd7b7819931f112a2de014"},"schema_version":"1.0","source":{"id":"2602.05293","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2602.05293","created_at":"2026-06-02T02:04:50Z"},{"alias_kind":"arxiv_version","alias_value":"2602.05293v2","created_at":"2026-06-02T02:04:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2602.05293","created_at":"2026-06-02T02:04:50Z"},{"alias_kind":"pith_short_12","alias_value":"G4VUWEEKJMAC","created_at":"2026-06-02T02:04:50Z"},{"alias_kind":"pith_short_16","alias_value":"G4VUWEEKJMACNDYF","created_at":"2026-06-02T02:04:50Z"},{"alias_kind":"pith_short_8","alias_value":"G4VUWEEK","created_at":"2026-06-02T02:04:50Z"}],"graph_snapshots":[{"event_id":"sha256:a291a62c907394476c84c5e8d01dfeb330cfc6264795a728a31e48c46acf6e7d","target":"graph","created_at":"2026-06-02T02:04:50Z","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/2602.05293/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"SAM3D enables scalable, open-world 3D reconstruction from complex scenes, yet its deployment is hindered by prohibitive inference latency. In this work, we conduct the \\textbf{first systematic investigation} into its inference dynamics, revealing that generic acceleration strategies are brittle in this context. We demonstrate that these failures stem from neglecting the pipeline's inherent multi-level \\textbf{heterogeneity}: the kinematic distinctiveness between shape and layout, the intrinsic sparsity of texture refinement, and the spectral variance across geometries. To address this, we pres","authors_text":"Chuanguang Yang, Guoxin Fan, Haotong Qin, Libo Huang, Michele Magno, Mingqiang Wu, Weilun Feng, Xiaokun Liu, Yongjun Xu, Yulun Zhang, Yuqi Li, Zhiliang Chen, Zhulin An","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-02-05T04:27:59Z","title":"Fast-SAM3D: 3Dfy Anything in Images but Faster"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2602.05293","kind":"arxiv","version":2},"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":"sha256:07353bfc62606bd9997e47c085cc5db3c9cf2244b936feaee90f24f2ad910721","target":"record","created_at":"2026-06-02T02:04:50Z","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":"82ef55d4b71d1e777b0ebf6fb5bb7c7485c93d9607c3fd9175e8a173da13613c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-02-05T04:27:59Z","title_canon_sha256":"77c43ea84f80a9bc30fb40c890260bf96dec2bcca9dd7b7819931f112a2de014"},"schema_version":"1.0","source":{"id":"2602.05293","kind":"arxiv","version":2}},"canonical_sha256":"372b4b108a4b00268f05ac94ffbc5d5fcc08e10600ae95e2fe92376674c77588","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"372b4b108a4b00268f05ac94ffbc5d5fcc08e10600ae95e2fe92376674c77588","first_computed_at":"2026-06-02T02:04:50.897161Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-02T02:04:50.897161Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tIz9LCFVQ3rHrsgcCk9zAJFXKHEk3FTmVeIeC75RtC4DYczpCb7AwNzdbdegeL/91+oCJVWOWtWYtdYrLT3pAw==","signature_status":"signed_v1","signed_at":"2026-06-02T02:04:50.897672Z","signed_message":"canonical_sha256_bytes"},"source_id":"2602.05293","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:07353bfc62606bd9997e47c085cc5db3c9cf2244b936feaee90f24f2ad910721","sha256:a291a62c907394476c84c5e8d01dfeb330cfc6264795a728a31e48c46acf6e7d"],"state_sha256":"43ae487dc9a030f98016336cb5792d0c51097209131d80a336cb4f5d9f2c20d2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JhoJ9B4N6MBaCSGwoT7J6YDeq5ywljq0nm5qkERxv7Ej7/ciVSS9L5BwJmG68tqWvJ8QIaJ6Gtr1ruLAhFWoDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T17:35:07.212271Z","bundle_sha256":"b8da504e5a5239abff0bcabd0365bc2b0d8070926ee21fc90469e6850bc2cb5a"}}