{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:SA36PJSYABIGQSNMYS6ECHSZPR","short_pith_number":"pith:SA36PJSY","canonical_record":{"source":{"id":"2204.08989","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2022-04-13T21:20:42Z","cross_cats_sorted":["cs.AI","cs.CV","cs.LG","eess.IV"],"title_canon_sha256":"46ff375c33c3a762c014b63fe8ac770e6832537f70ed11b37815b7bdb42d1ae6","abstract_canon_sha256":"e516289736b47f879effb6092e8fc030fc16069917a9e053177cd9ce39e6f84f"},"schema_version":"1.0"},"canonical_sha256":"9037e7a65800506849acc4bc411e597c7dca170e0822fc4e3f49d5df7bb40322","source":{"kind":"arxiv","id":"2204.08989","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2204.08989","created_at":"2026-07-05T08:01:28Z"},{"alias_kind":"arxiv_version","alias_value":"2204.08989v3","created_at":"2026-07-05T08:01:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2204.08989","created_at":"2026-07-05T08:01:28Z"},{"alias_kind":"pith_short_12","alias_value":"SA36PJSYABIG","created_at":"2026-07-05T08:01:28Z"},{"alias_kind":"pith_short_16","alias_value":"SA36PJSYABIGQSNM","created_at":"2026-07-05T08:01:28Z"},{"alias_kind":"pith_short_8","alias_value":"SA36PJSY","created_at":"2026-07-05T08:01:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:SA36PJSYABIGQSNMYS6ECHSZPR","target":"record","payload":{"canonical_record":{"source":{"id":"2204.08989","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2022-04-13T21:20:42Z","cross_cats_sorted":["cs.AI","cs.CV","cs.LG","eess.IV"],"title_canon_sha256":"46ff375c33c3a762c014b63fe8ac770e6832537f70ed11b37815b7bdb42d1ae6","abstract_canon_sha256":"e516289736b47f879effb6092e8fc030fc16069917a9e053177cd9ce39e6f84f"},"schema_version":"1.0"},"canonical_sha256":"9037e7a65800506849acc4bc411e597c7dca170e0822fc4e3f49d5df7bb40322","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:01:28.464649Z","signature_b64":"CSZTaC4nqSBRz3eGSsd68n18H36kL9w2Wc3chQ5+UQ6fZch8exUYZutx7/xeh6WewTHFwj92rHl+pl93oK2zBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9037e7a65800506849acc4bc411e597c7dca170e0822fc4e3f49d5df7bb40322","last_reissued_at":"2026-07-05T08:01:28.464182Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:01:28.464182Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2204.08989","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T08:01:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/yM/jkw88BPqRlpkYkCedpW5y5a50acXcqY1hA9eIgKhstgRxu7Yzo2nsDk3Hb8tReGTQKbw0qskZeLPbcReCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T18:46:40.576510Z"},"content_sha256":"fd162e36d209dea7a72431e1d008970fe287c608028c8c377b7999b7fda67cef","schema_version":"1.0","event_id":"sha256:fd162e36d209dea7a72431e1d008970fe287c608028c8c377b7999b7fda67cef"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:SA36PJSYABIGQSNMYS6ECHSZPR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Efficient Deep Learning-based Estimation of the Vital Signs on Smartphones","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI","cs.CV","cs.LG","eess.IV"],"primary_cat":"eess.SP","authors_text":"Aboozar Ghaffari, Mahdi Farvardin, Taha Samavati","submitted_at":"2022-04-13T21:20:42Z","abstract_excerpt":"With the increasing use of smartphones in our daily lives, these devices have become capable of performing many complex tasks. Concerning the need for continuous monitoring of vital signs, especially for the elderly or those with certain types of diseases, the development of algorithms that can estimate vital signs using smartphones has attracted researchers worldwide. In particular, researchers have been exploring ways to estimate vital signs, such as heart rate, oxygen saturation levels, and respiratory rate, using algorithms that can be run on smartphones. However, many of these algorithms "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2204.08989","kind":"arxiv","version":3},"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/2204.08989/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":"2026-07-05T08:01:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oppcCSgLxk9F+tIYBN+D/zDZy8mNtM7KU6zAWtK7j/zKTalu7wIqLlo5d86A9HWobMEW6rbBj1mwSiYbP9oSCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T18:46:40.577439Z"},"content_sha256":"c4df11e0c206866a39ecdc365d16fd443fd77083b29f5a22751e294968e6be66","schema_version":"1.0","event_id":"sha256:c4df11e0c206866a39ecdc365d16fd443fd77083b29f5a22751e294968e6be66"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SA36PJSYABIGQSNMYS6ECHSZPR/bundle.json","state_url":"https://pith.science/pith/SA36PJSYABIGQSNMYS6ECHSZPR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SA36PJSYABIGQSNMYS6ECHSZPR/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":"2026-08-19T18:46:40Z","links":{"resolver":"https://pith.science/pith/SA36PJSYABIGQSNMYS6ECHSZPR","bundle":"https://pith.science/pith/SA36PJSYABIGQSNMYS6ECHSZPR/bundle.json","state":"https://pith.science/pith/SA36PJSYABIGQSNMYS6ECHSZPR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SA36PJSYABIGQSNMYS6ECHSZPR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:SA36PJSYABIGQSNMYS6ECHSZPR","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":"e516289736b47f879effb6092e8fc030fc16069917a9e053177cd9ce39e6f84f","cross_cats_sorted":["cs.AI","cs.CV","cs.LG","eess.IV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2022-04-13T21:20:42Z","title_canon_sha256":"46ff375c33c3a762c014b63fe8ac770e6832537f70ed11b37815b7bdb42d1ae6"},"schema_version":"1.0","source":{"id":"2204.08989","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2204.08989","created_at":"2026-07-05T08:01:28Z"},{"alias_kind":"arxiv_version","alias_value":"2204.08989v3","created_at":"2026-07-05T08:01:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2204.08989","created_at":"2026-07-05T08:01:28Z"},{"alias_kind":"pith_short_12","alias_value":"SA36PJSYABIG","created_at":"2026-07-05T08:01:28Z"},{"alias_kind":"pith_short_16","alias_value":"SA36PJSYABIGQSNM","created_at":"2026-07-05T08:01:28Z"},{"alias_kind":"pith_short_8","alias_value":"SA36PJSY","created_at":"2026-07-05T08:01:28Z"}],"graph_snapshots":[{"event_id":"sha256:c4df11e0c206866a39ecdc365d16fd443fd77083b29f5a22751e294968e6be66","target":"graph","created_at":"2026-07-05T08:01:28Z","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/2204.08989/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"With the increasing use of smartphones in our daily lives, these devices have become capable of performing many complex tasks. Concerning the need for continuous monitoring of vital signs, especially for the elderly or those with certain types of diseases, the development of algorithms that can estimate vital signs using smartphones has attracted researchers worldwide. In particular, researchers have been exploring ways to estimate vital signs, such as heart rate, oxygen saturation levels, and respiratory rate, using algorithms that can be run on smartphones. However, many of these algorithms ","authors_text":"Aboozar Ghaffari, Mahdi Farvardin, Taha Samavati","cross_cats":["cs.AI","cs.CV","cs.LG","eess.IV"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2022-04-13T21:20:42Z","title":"Efficient Deep Learning-based Estimation of the Vital Signs on Smartphones"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2204.08989","kind":"arxiv","version":3},"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:fd162e36d209dea7a72431e1d008970fe287c608028c8c377b7999b7fda67cef","target":"record","created_at":"2026-07-05T08:01:28Z","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":"e516289736b47f879effb6092e8fc030fc16069917a9e053177cd9ce39e6f84f","cross_cats_sorted":["cs.AI","cs.CV","cs.LG","eess.IV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2022-04-13T21:20:42Z","title_canon_sha256":"46ff375c33c3a762c014b63fe8ac770e6832537f70ed11b37815b7bdb42d1ae6"},"schema_version":"1.0","source":{"id":"2204.08989","kind":"arxiv","version":3}},"canonical_sha256":"9037e7a65800506849acc4bc411e597c7dca170e0822fc4e3f49d5df7bb40322","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9037e7a65800506849acc4bc411e597c7dca170e0822fc4e3f49d5df7bb40322","first_computed_at":"2026-07-05T08:01:28.464182Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:01:28.464182Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CSZTaC4nqSBRz3eGSsd68n18H36kL9w2Wc3chQ5+UQ6fZch8exUYZutx7/xeh6WewTHFwj92rHl+pl93oK2zBA==","signature_status":"signed_v1","signed_at":"2026-07-05T08:01:28.464649Z","signed_message":"canonical_sha256_bytes"},"source_id":"2204.08989","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fd162e36d209dea7a72431e1d008970fe287c608028c8c377b7999b7fda67cef","sha256:c4df11e0c206866a39ecdc365d16fd443fd77083b29f5a22751e294968e6be66"],"state_sha256":"1467aca291e4220ffcac5bdc85cc3f6fecec21441da45091817e146c6b86a7fc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Pophm0qqpL6xBV8JAG1c4q9tyXiInz2hL/5129yM9LBiAQB0E2PFttP0H73H9XldVAKWXS/dWjOYxJErU6JBCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T18:46:40.592205Z","bundle_sha256":"40814d741572cb7f1f51312f56bcc41f7d2f7a3897aeed475242d6d18f457d61"}}