{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:R4NSS36M4B6G3X5SI6L3U2KOJ7","short_pith_number":"pith:R4NSS36M","canonical_record":{"source":{"id":"1903.11579","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2019-03-27T17:47:13Z","cross_cats_sorted":["cs.CY"],"title_canon_sha256":"27f372a8d512baad8f5156e16354a7588d0a0227e8db120cdc1841495cc848c6","abstract_canon_sha256":"c7fd28194656b0c54fe7a43381caff59043002a92a7e6afa96dbff60c5c3af92"},"schema_version":"1.0"},"canonical_sha256":"8f1b296fcce07c6ddfb24797ba694e4fe60094404d7e8514c3a45544fac3931b","source":{"kind":"arxiv","id":"1903.11579","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.11579","created_at":"2026-05-17T23:49:44Z"},{"alias_kind":"arxiv_version","alias_value":"1903.11579v1","created_at":"2026-05-17T23:49:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.11579","created_at":"2026-05-17T23:49:44Z"},{"alias_kind":"pith_short_12","alias_value":"R4NSS36M4B6G","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_16","alias_value":"R4NSS36M4B6G3X5S","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_8","alias_value":"R4NSS36M","created_at":"2026-05-18T12:33:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:R4NSS36M4B6G3X5SI6L3U2KOJ7","target":"record","payload":{"canonical_record":{"source":{"id":"1903.11579","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2019-03-27T17:47:13Z","cross_cats_sorted":["cs.CY"],"title_canon_sha256":"27f372a8d512baad8f5156e16354a7588d0a0227e8db120cdc1841495cc848c6","abstract_canon_sha256":"c7fd28194656b0c54fe7a43381caff59043002a92a7e6afa96dbff60c5c3af92"},"schema_version":"1.0"},"canonical_sha256":"8f1b296fcce07c6ddfb24797ba694e4fe60094404d7e8514c3a45544fac3931b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:49:44.941519Z","signature_b64":"bY9QOJBvssW5nT6+OKPcEMUkHV/FJN5fYWFzVzPKqSJlAzWcaBQnF9X9NUQCUH10xrDVkJt43+NbxiUq13I8DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8f1b296fcce07c6ddfb24797ba694e4fe60094404d7e8514c3a45544fac3931b","last_reissued_at":"2026-05-17T23:49:44.940909Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:49:44.940909Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1903.11579","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":"2026-05-17T23:49:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OBuDWfX3VX+7plNTs1d3c3lOpD6rlbUXUTKw9lqdtXgkjDPNA71r1f+s4sr4+61ZzJTle/YX/EUKiUuZ28KLDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T16:35:27.513027Z"},"content_sha256":"39709f2b9f1d6e12dbcd069d348249d7d262e926fcc1d0650f08054c3e872fba","schema_version":"1.0","event_id":"sha256:39709f2b9f1d6e12dbcd069d348249d7d262e926fcc1d0650f08054c3e872fba"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:R4NSS36M4B6G3X5SI6L3U2KOJ7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Effect of Values and Technology Use on Exercise: Implications for Personalized Behavior Change Interventions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CY"],"primary_cat":"cs.HC","authors_text":"Kyriaki Kalimeri, Yelena Mejova","submitted_at":"2019-03-27T17:47:13Z","abstract_excerpt":"Technology has recently been recruited in the war against the ongoing obesity crisis; however, the adoption of Health & Fitness applications for regular exercise is a struggle. In this study, we present a unique demographically representative dataset of 15k US residents that combines technology use logs with surveys on moral views, human values, and emotional contagion. Combining these data, we provide a holistic view of individuals to model their physical exercise behavior. First, we show which values determine the adoption of Health & Fitness mobile applications, finding that users who prior"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.11579","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":""},"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":"2026-05-17T23:49:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HGJsGiRN67ijI0wUNiNWBmDW0TISAgZWW77yNSKOjemgj4CzL/gManReJgIcRefJSZGpJ2dEb/cjAft8kLp5BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T16:35:27.513698Z"},"content_sha256":"3f9f0a94c33af2f68829866a6e8803c12f29e58a499660390010c8b9b5bd4d14","schema_version":"1.0","event_id":"sha256:3f9f0a94c33af2f68829866a6e8803c12f29e58a499660390010c8b9b5bd4d14"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/R4NSS36M4B6G3X5SI6L3U2KOJ7/bundle.json","state_url":"https://pith.science/pith/R4NSS36M4B6G3X5SI6L3U2KOJ7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/R4NSS36M4B6G3X5SI6L3U2KOJ7/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":"2026-05-27T16:35:27Z","links":{"resolver":"https://pith.science/pith/R4NSS36M4B6G3X5SI6L3U2KOJ7","bundle":"https://pith.science/pith/R4NSS36M4B6G3X5SI6L3U2KOJ7/bundle.json","state":"https://pith.science/pith/R4NSS36M4B6G3X5SI6L3U2KOJ7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/R4NSS36M4B6G3X5SI6L3U2KOJ7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:R4NSS36M4B6G3X5SI6L3U2KOJ7","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":"c7fd28194656b0c54fe7a43381caff59043002a92a7e6afa96dbff60c5c3af92","cross_cats_sorted":["cs.CY"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2019-03-27T17:47:13Z","title_canon_sha256":"27f372a8d512baad8f5156e16354a7588d0a0227e8db120cdc1841495cc848c6"},"schema_version":"1.0","source":{"id":"1903.11579","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.11579","created_at":"2026-05-17T23:49:44Z"},{"alias_kind":"arxiv_version","alias_value":"1903.11579v1","created_at":"2026-05-17T23:49:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.11579","created_at":"2026-05-17T23:49:44Z"},{"alias_kind":"pith_short_12","alias_value":"R4NSS36M4B6G","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_16","alias_value":"R4NSS36M4B6G3X5S","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_8","alias_value":"R4NSS36M","created_at":"2026-05-18T12:33:27Z"}],"graph_snapshots":[{"event_id":"sha256:3f9f0a94c33af2f68829866a6e8803c12f29e58a499660390010c8b9b5bd4d14","target":"graph","created_at":"2026-05-17T23:49:44Z","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"},"paper":{"abstract_excerpt":"Technology has recently been recruited in the war against the ongoing obesity crisis; however, the adoption of Health & Fitness applications for regular exercise is a struggle. In this study, we present a unique demographically representative dataset of 15k US residents that combines technology use logs with surveys on moral views, human values, and emotional contagion. Combining these data, we provide a holistic view of individuals to model their physical exercise behavior. First, we show which values determine the adoption of Health & Fitness mobile applications, finding that users who prior","authors_text":"Kyriaki Kalimeri, Yelena Mejova","cross_cats":["cs.CY"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2019-03-27T17:47:13Z","title":"Effect of Values and Technology Use on Exercise: Implications for Personalized Behavior Change Interventions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.11579","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":"sha256:39709f2b9f1d6e12dbcd069d348249d7d262e926fcc1d0650f08054c3e872fba","target":"record","created_at":"2026-05-17T23:49:44Z","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":"c7fd28194656b0c54fe7a43381caff59043002a92a7e6afa96dbff60c5c3af92","cross_cats_sorted":["cs.CY"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2019-03-27T17:47:13Z","title_canon_sha256":"27f372a8d512baad8f5156e16354a7588d0a0227e8db120cdc1841495cc848c6"},"schema_version":"1.0","source":{"id":"1903.11579","kind":"arxiv","version":1}},"canonical_sha256":"8f1b296fcce07c6ddfb24797ba694e4fe60094404d7e8514c3a45544fac3931b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8f1b296fcce07c6ddfb24797ba694e4fe60094404d7e8514c3a45544fac3931b","first_computed_at":"2026-05-17T23:49:44.940909Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:49:44.940909Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bY9QOJBvssW5nT6+OKPcEMUkHV/FJN5fYWFzVzPKqSJlAzWcaBQnF9X9NUQCUH10xrDVkJt43+NbxiUq13I8DQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:49:44.941519Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.11579","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:39709f2b9f1d6e12dbcd069d348249d7d262e926fcc1d0650f08054c3e872fba","sha256:3f9f0a94c33af2f68829866a6e8803c12f29e58a499660390010c8b9b5bd4d14"],"state_sha256":"8fa2376c0263caa957b751cfaaf47419766d230e212b21eac5048fbf1391952f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+ZyKWSljG1/tykiXkJa/Fh9rwZ7gwZ9gKVAIonkGm08hSOZYJFQ08+TtRp33tI2OG1yB/OLBo3XGpfbXaaQlDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T16:35:27.517144Z","bundle_sha256":"2daf01554bfde0806ebdcdc612e4d9b83bad13da9ceec288c9b55fc6c8867c8c"}}