{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:QDPOGPIWRPTMKCI33LQXDVVQQ6","short_pith_number":"pith:QDPOGPIW","canonical_record":{"source":{"id":"2606.05915","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-06-04T09:22:07Z","cross_cats_sorted":[],"title_canon_sha256":"3356db1c80b39debf9ea99c51ea020628ea7cfc415d818ed3d57d068f3608e33","abstract_canon_sha256":"22afad6e7ce506a002aab2673dab4825dfae1f60547b24fe93fbb7e975b31f64"},"schema_version":"1.0"},"canonical_sha256":"80dee33d168be6c5091bdae171d6b08795c84f70587e5122e0d63b30f2970183","source":{"kind":"arxiv","id":"2606.05915","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.05915","created_at":"2026-06-05T01:15:27Z"},{"alias_kind":"arxiv_version","alias_value":"2606.05915v1","created_at":"2026-06-05T01:15:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.05915","created_at":"2026-06-05T01:15:27Z"},{"alias_kind":"pith_short_12","alias_value":"QDPOGPIWRPTM","created_at":"2026-06-05T01:15:27Z"},{"alias_kind":"pith_short_16","alias_value":"QDPOGPIWRPTMKCI3","created_at":"2026-06-05T01:15:27Z"},{"alias_kind":"pith_short_8","alias_value":"QDPOGPIW","created_at":"2026-06-05T01:15:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:QDPOGPIWRPTMKCI33LQXDVVQQ6","target":"record","payload":{"canonical_record":{"source":{"id":"2606.05915","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-06-04T09:22:07Z","cross_cats_sorted":[],"title_canon_sha256":"3356db1c80b39debf9ea99c51ea020628ea7cfc415d818ed3d57d068f3608e33","abstract_canon_sha256":"22afad6e7ce506a002aab2673dab4825dfae1f60547b24fe93fbb7e975b31f64"},"schema_version":"1.0"},"canonical_sha256":"80dee33d168be6c5091bdae171d6b08795c84f70587e5122e0d63b30f2970183","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-05T01:15:27.344171Z","signature_b64":"H6znD++ULYIa+LB7k0qBobPu7BidkJPbr7WS8VOzeg7XPGrFLREbyVdoKlhiHbf8Q6xK7BZbMDhidwu8tPlNAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"80dee33d168be6c5091bdae171d6b08795c84f70587e5122e0d63b30f2970183","last_reissued_at":"2026-06-05T01:15:27.343769Z","signature_status":"signed_v1","first_computed_at":"2026-06-05T01:15:27.343769Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.05915","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":"2026-06-05T01:15:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SSOfLvZJNBOa78SX5umnKY9QrqiOguGrmKApcqonZjOW+c/c4r7L9OzozqodNLJSQ2lFPupwqB/Rvvw3J5UaDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T14:58:38.516535Z"},"content_sha256":"8c6e2eee7b4006263917d69deb12d920de16ae82c551ab9802b6986df5d32ca7","schema_version":"1.0","event_id":"sha256:8c6e2eee7b4006263917d69deb12d920de16ae82c551ab9802b6986df5d32ca7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:QDPOGPIWRPTMKCI33LQXDVVQQ6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"CamFlow+: Hybrid Motion Bases for 2D Camera Motion Estimation with Stabilization Applications","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Bing Zeng, Hai Jiang, Haipeng Li, Ping Tan, Shuaicheng Liu, Tianhao Zhou, Zhanglei Yang, Zhengzhe Liu, Zhen Liu","submitted_at":"2026-06-04T09:22:07Z","abstract_excerpt":"Estimating 2D camera motion is fundamental to computer vision and computational photography. Existing homography-based methods work well for planar scenes or pure rotation, but struggle with camera translation, depth variation, and local parallax; local homography and mesh-based models improve flexibility but still rely on piecewise planar assumptions. We introduce CamFlow+, a hybrid-basis framework that represents 2D camera motion directly in dense-flow space. CamFlow+ combines homography-derived physical bases, stochastic bases sampled from homography flows, and depth-translational bases der"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.05915","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/2606.05915/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":"2026-06-05T01:15:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JGe1Wb5DVigUjeavSgIo+52ZWjDKc//fiJZe4PPr13sJn4yEauglsU3A/M9XtsVzHgxBQLn0gHMar2VBqWr6CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T14:58:38.516915Z"},"content_sha256":"f5a47265f21fd7e1522ff242e4d80e32ebb811467cc9b734539cea0641ee4186","schema_version":"1.0","event_id":"sha256:f5a47265f21fd7e1522ff242e4d80e32ebb811467cc9b734539cea0641ee4186"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QDPOGPIWRPTMKCI33LQXDVVQQ6/bundle.json","state_url":"https://pith.science/pith/QDPOGPIWRPTMKCI33LQXDVVQQ6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QDPOGPIWRPTMKCI33LQXDVVQQ6/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":"2026-06-28T14:58:38Z","links":{"resolver":"https://pith.science/pith/QDPOGPIWRPTMKCI33LQXDVVQQ6","bundle":"https://pith.science/pith/QDPOGPIWRPTMKCI33LQXDVVQQ6/bundle.json","state":"https://pith.science/pith/QDPOGPIWRPTMKCI33LQXDVVQQ6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QDPOGPIWRPTMKCI33LQXDVVQQ6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:QDPOGPIWRPTMKCI33LQXDVVQQ6","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":"22afad6e7ce506a002aab2673dab4825dfae1f60547b24fe93fbb7e975b31f64","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-06-04T09:22:07Z","title_canon_sha256":"3356db1c80b39debf9ea99c51ea020628ea7cfc415d818ed3d57d068f3608e33"},"schema_version":"1.0","source":{"id":"2606.05915","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.05915","created_at":"2026-06-05T01:15:27Z"},{"alias_kind":"arxiv_version","alias_value":"2606.05915v1","created_at":"2026-06-05T01:15:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.05915","created_at":"2026-06-05T01:15:27Z"},{"alias_kind":"pith_short_12","alias_value":"QDPOGPIWRPTM","created_at":"2026-06-05T01:15:27Z"},{"alias_kind":"pith_short_16","alias_value":"QDPOGPIWRPTMKCI3","created_at":"2026-06-05T01:15:27Z"},{"alias_kind":"pith_short_8","alias_value":"QDPOGPIW","created_at":"2026-06-05T01:15:27Z"}],"graph_snapshots":[{"event_id":"sha256:f5a47265f21fd7e1522ff242e4d80e32ebb811467cc9b734539cea0641ee4186","target":"graph","created_at":"2026-06-05T01:15:27Z","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/2606.05915/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Estimating 2D camera motion is fundamental to computer vision and computational photography. Existing homography-based methods work well for planar scenes or pure rotation, but struggle with camera translation, depth variation, and local parallax; local homography and mesh-based models improve flexibility but still rely on piecewise planar assumptions. We introduce CamFlow+, a hybrid-basis framework that represents 2D camera motion directly in dense-flow space. CamFlow+ combines homography-derived physical bases, stochastic bases sampled from homography flows, and depth-translational bases der","authors_text":"Bing Zeng, Hai Jiang, Haipeng Li, Ping Tan, Shuaicheng Liu, Tianhao Zhou, Zhanglei Yang, Zhengzhe Liu, Zhen Liu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-06-04T09:22:07Z","title":"CamFlow+: Hybrid Motion Bases for 2D Camera Motion Estimation with Stabilization Applications"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.05915","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":"sha256:8c6e2eee7b4006263917d69deb12d920de16ae82c551ab9802b6986df5d32ca7","target":"record","created_at":"2026-06-05T01:15:27Z","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":"22afad6e7ce506a002aab2673dab4825dfae1f60547b24fe93fbb7e975b31f64","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-06-04T09:22:07Z","title_canon_sha256":"3356db1c80b39debf9ea99c51ea020628ea7cfc415d818ed3d57d068f3608e33"},"schema_version":"1.0","source":{"id":"2606.05915","kind":"arxiv","version":1}},"canonical_sha256":"80dee33d168be6c5091bdae171d6b08795c84f70587e5122e0d63b30f2970183","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"80dee33d168be6c5091bdae171d6b08795c84f70587e5122e0d63b30f2970183","first_computed_at":"2026-06-05T01:15:27.343769Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-05T01:15:27.343769Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"H6znD++ULYIa+LB7k0qBobPu7BidkJPbr7WS8VOzeg7XPGrFLREbyVdoKlhiHbf8Q6xK7BZbMDhidwu8tPlNAQ==","signature_status":"signed_v1","signed_at":"2026-06-05T01:15:27.344171Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.05915","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8c6e2eee7b4006263917d69deb12d920de16ae82c551ab9802b6986df5d32ca7","sha256:f5a47265f21fd7e1522ff242e4d80e32ebb811467cc9b734539cea0641ee4186"],"state_sha256":"3b9703e8803263f2ca65768f45c81d66365e993069282caa85f96f94c0618115"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8/kBPZUFtbQFVfgHpPWCXrri8ipkmGJTATyCJ9paZDsXB4MAfKJFVL/8AiOdOjYuYztgHEFpnWOXlcvjovCMBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-28T14:58:38.518868Z","bundle_sha256":"ed17841734a96f79352d60d653332e0884d9a504cc58bb427edc385fdefc8726"}}