{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:ZA46SQWWXXNJZJJ5NIGOED565N","short_pith_number":"pith:ZA46SQWW","canonical_record":{"source":{"id":"2109.09410","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-09-20T10:12:40Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"b832d2284e78dc66e782418e42c13f7792ee9073ca1fdcbf185dc11c80e193c9","abstract_canon_sha256":"f4441786c0936d987d1f665eb31b3061ab327227ed1208e7c786b54ae4a6ef5f"},"schema_version":"1.0"},"canonical_sha256":"c839e942d6bdda9ca53d6a0ce20fbeeb76058a45c6afcde22920664c7988a7bd","source":{"kind":"arxiv","id":"2109.09410","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2109.09410","created_at":"2026-07-05T03:15:45Z"},{"alias_kind":"arxiv_version","alias_value":"2109.09410v1","created_at":"2026-07-05T03:15:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2109.09410","created_at":"2026-07-05T03:15:45Z"},{"alias_kind":"pith_short_12","alias_value":"ZA46SQWWXXNJ","created_at":"2026-07-05T03:15:45Z"},{"alias_kind":"pith_short_16","alias_value":"ZA46SQWWXXNJZJJ5","created_at":"2026-07-05T03:15:45Z"},{"alias_kind":"pith_short_8","alias_value":"ZA46SQWW","created_at":"2026-07-05T03:15:45Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:ZA46SQWWXXNJZJJ5NIGOED565N","target":"record","payload":{"canonical_record":{"source":{"id":"2109.09410","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-09-20T10:12:40Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"b832d2284e78dc66e782418e42c13f7792ee9073ca1fdcbf185dc11c80e193c9","abstract_canon_sha256":"f4441786c0936d987d1f665eb31b3061ab327227ed1208e7c786b54ae4a6ef5f"},"schema_version":"1.0"},"canonical_sha256":"c839e942d6bdda9ca53d6a0ce20fbeeb76058a45c6afcde22920664c7988a7bd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:15:45.350295Z","signature_b64":"El+KKcLZRlZvKPUxe8Y+2zZkqj8/PIiBhE9VPqRs+ETUAqo3mopoxI2TCb+Tsbcei9wrTJDM29bZuYR0sZkAAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c839e942d6bdda9ca53d6a0ce20fbeeb76058a45c6afcde22920664c7988a7bd","last_reissued_at":"2026-07-05T03:15:45.349848Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:15:45.349848Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2109.09410","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":"2026-07-05T03:15:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZCp92sw9k0ch9FbrKFc+/MMOVpg3hRDDMnc+XC6ozthkrgIc+5w38o/G7PgzwKkNMP159Ttb2FaZ8SMxFSRRCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T07:07:22.745286Z"},"content_sha256":"dcd8be38c4252ce02916ea2ed3ddff1fe65d59fade2eecf8ed22b7fa300a77c7","schema_version":"1.0","event_id":"sha256:dcd8be38c4252ce02916ea2ed3ddff1fe65d59fade2eecf8ed22b7fa300a77c7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:ZA46SQWWXXNJZJJ5NIGOED565N","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Background-Foreground Segmentation for Interior Sensing in Automotive Industry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.LG"],"primary_cat":"cs.CV","authors_text":"Claudia Drygala, Hanno Gottschalk, Klaus Friedrichs, Matthias Rottmann, Thomas Kurbiel","submitted_at":"2021-09-20T10:12:40Z","abstract_excerpt":"To ensure safety in automated driving, the correct perception of the situation inside the car is as important as its environment. Thus, seat occupancy detection and classification of detected instances play an important role in interior sensing. By the knowledge of the seat occupancy status, it is possible to, e.g., automate the airbag deployment control. Furthermore, the presence of a driver, which is necessary for partially automated driving cars at the automation levels two to four can be verified. In this work, we compare different statistical methods from the field of image segmentation t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2109.09410","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/2109.09410/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":"2026-07-05T03:15:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pdQ6f+7SljN5ujaa6QXXRaHbdxZEf4js9EMLH1BJeqHlzwIvzR6S1bjHdsyaS9JNsDUXxzgWLgvZD1GjTp0pBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T07:07:22.745801Z"},"content_sha256":"d20de3622489bd5ad8efbfed182ab2faa9f5ddfeadfd55d545a9991615dbe72c","schema_version":"1.0","event_id":"sha256:d20de3622489bd5ad8efbfed182ab2faa9f5ddfeadfd55d545a9991615dbe72c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZA46SQWWXXNJZJJ5NIGOED565N/bundle.json","state_url":"https://pith.science/pith/ZA46SQWWXXNJZJJ5NIGOED565N/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZA46SQWWXXNJZJJ5NIGOED565N/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":"2026-08-22T07:07:22Z","links":{"resolver":"https://pith.science/pith/ZA46SQWWXXNJZJJ5NIGOED565N","bundle":"https://pith.science/pith/ZA46SQWWXXNJZJJ5NIGOED565N/bundle.json","state":"https://pith.science/pith/ZA46SQWWXXNJZJJ5NIGOED565N/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZA46SQWWXXNJZJJ5NIGOED565N/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:ZA46SQWWXXNJZJJ5NIGOED565N","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":"f4441786c0936d987d1f665eb31b3061ab327227ed1208e7c786b54ae4a6ef5f","cross_cats_sorted":["cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-09-20T10:12:40Z","title_canon_sha256":"b832d2284e78dc66e782418e42c13f7792ee9073ca1fdcbf185dc11c80e193c9"},"schema_version":"1.0","source":{"id":"2109.09410","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2109.09410","created_at":"2026-07-05T03:15:45Z"},{"alias_kind":"arxiv_version","alias_value":"2109.09410v1","created_at":"2026-07-05T03:15:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2109.09410","created_at":"2026-07-05T03:15:45Z"},{"alias_kind":"pith_short_12","alias_value":"ZA46SQWWXXNJ","created_at":"2026-07-05T03:15:45Z"},{"alias_kind":"pith_short_16","alias_value":"ZA46SQWWXXNJZJJ5","created_at":"2026-07-05T03:15:45Z"},{"alias_kind":"pith_short_8","alias_value":"ZA46SQWW","created_at":"2026-07-05T03:15:45Z"}],"graph_snapshots":[{"event_id":"sha256:d20de3622489bd5ad8efbfed182ab2faa9f5ddfeadfd55d545a9991615dbe72c","target":"graph","created_at":"2026-07-05T03:15:45Z","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/2109.09410/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"To ensure safety in automated driving, the correct perception of the situation inside the car is as important as its environment. Thus, seat occupancy detection and classification of detected instances play an important role in interior sensing. By the knowledge of the seat occupancy status, it is possible to, e.g., automate the airbag deployment control. Furthermore, the presence of a driver, which is necessary for partially automated driving cars at the automation levels two to four can be verified. In this work, we compare different statistical methods from the field of image segmentation t","authors_text":"Claudia Drygala, Hanno Gottschalk, Klaus Friedrichs, Matthias Rottmann, Thomas Kurbiel","cross_cats":["cs.LG"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-09-20T10:12:40Z","title":"Background-Foreground Segmentation for Interior Sensing in Automotive Industry"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2109.09410","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:dcd8be38c4252ce02916ea2ed3ddff1fe65d59fade2eecf8ed22b7fa300a77c7","target":"record","created_at":"2026-07-05T03:15:45Z","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":"f4441786c0936d987d1f665eb31b3061ab327227ed1208e7c786b54ae4a6ef5f","cross_cats_sorted":["cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-09-20T10:12:40Z","title_canon_sha256":"b832d2284e78dc66e782418e42c13f7792ee9073ca1fdcbf185dc11c80e193c9"},"schema_version":"1.0","source":{"id":"2109.09410","kind":"arxiv","version":1}},"canonical_sha256":"c839e942d6bdda9ca53d6a0ce20fbeeb76058a45c6afcde22920664c7988a7bd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c839e942d6bdda9ca53d6a0ce20fbeeb76058a45c6afcde22920664c7988a7bd","first_computed_at":"2026-07-05T03:15:45.349848Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:15:45.349848Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"El+KKcLZRlZvKPUxe8Y+2zZkqj8/PIiBhE9VPqRs+ETUAqo3mopoxI2TCb+Tsbcei9wrTJDM29bZuYR0sZkAAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T03:15:45.350295Z","signed_message":"canonical_sha256_bytes"},"source_id":"2109.09410","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dcd8be38c4252ce02916ea2ed3ddff1fe65d59fade2eecf8ed22b7fa300a77c7","sha256:d20de3622489bd5ad8efbfed182ab2faa9f5ddfeadfd55d545a9991615dbe72c"],"state_sha256":"05722d5ef884d2eb0537ae8411f883e6b341d1879cb808a842a47c245243f0ec"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QNVPcg8gNyVtISlTMKJMieGjH9ZZqbu+b1pP7Le73Qf+fDYDmgS6dE4ADtN4WlPckq1Gc8L3CVbJ1LEWt0T2DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-22T07:07:22.751098Z","bundle_sha256":"b12377c02f678e7d2518e3dd9887dca441f35d4e2846679fbcc17676121b890b"}}