{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:URLOGW73ZTHWRLOHPO4O2D7IBC","short_pith_number":"pith:URLOGW73","schema_version":"1.0","canonical_sha256":"a456e35bfbcccf68adc77bb8ed0fe808a15387536ec1947c60d3687fa085fccc","source":{"kind":"arxiv","id":"1101.5244","version":2},"attestation_state":"computed","paper":{"title":"The role of mathematical modeling in VOC analysis using isoprene as a prototypic example","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.med-ph"],"primary_cat":"q-bio.QM","authors_text":"Anton Amann, Gerald Teschl, Hartmann Hinterhuber, Helin Koc, Julian King, Karl Unterkofler, Pawel Mochalski, Susanne Teschl","submitted_at":"2011-01-27T10:11:40Z","abstract_excerpt":"Isoprene is one of the most abundant endogenous volatile organic compounds (VOCs) contained in human breath and is considered to be a potentially useful biomarker for diagnostic and monitoring purposes. However, neither the exact biochemical origin of isoprene nor its physiological role are understood in sufficient depth, thus hindering the validation of breath isoprene tests in clinical routine.\n  Exhaled isoprene concentrations are reported to change under different clinical and physiological conditions, especially in response to enhanced cardiovascular and respiratory activity. Investigatin"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1101.5244","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.QM","submitted_at":"2011-01-27T10:11:40Z","cross_cats_sorted":["physics.med-ph"],"title_canon_sha256":"08924d0c58dbda0c93403ae5d7c0526c0b73bd009bf39a9f1489138232556bd3","abstract_canon_sha256":"14a3150a04d7325fd33244ae606cd0c99f6c1ae7e9d4a6645488d6ec384b9793"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:22:49.191171Z","signature_b64":"rngQibl/fVQlGeiRUykLOa7K0TuEOoVpmRz8vd6wuZkllZibhB3biGhfnoi8xPSSisWF6qzPnKBTWsHaQb2XBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a456e35bfbcccf68adc77bb8ed0fe808a15387536ec1947c60d3687fa085fccc","last_reissued_at":"2026-05-18T02:22:49.190519Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:22:49.190519Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The role of mathematical modeling in VOC analysis using isoprene as a prototypic example","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.med-ph"],"primary_cat":"q-bio.QM","authors_text":"Anton Amann, Gerald Teschl, Hartmann Hinterhuber, Helin Koc, Julian King, Karl Unterkofler, Pawel Mochalski, Susanne Teschl","submitted_at":"2011-01-27T10:11:40Z","abstract_excerpt":"Isoprene is one of the most abundant endogenous volatile organic compounds (VOCs) contained in human breath and is considered to be a potentially useful biomarker for diagnostic and monitoring purposes. However, neither the exact biochemical origin of isoprene nor its physiological role are understood in sufficient depth, thus hindering the validation of breath isoprene tests in clinical routine.\n  Exhaled isoprene concentrations are reported to change under different clinical and physiological conditions, especially in response to enhanced cardiovascular and respiratory activity. Investigatin"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1101.5244","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":""},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1101.5244","created_at":"2026-05-18T02:22:49.190614+00:00"},{"alias_kind":"arxiv_version","alias_value":"1101.5244v2","created_at":"2026-05-18T02:22:49.190614+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1101.5244","created_at":"2026-05-18T02:22:49.190614+00:00"},{"alias_kind":"pith_short_12","alias_value":"URLOGW73ZTHW","created_at":"2026-05-18T12:26:42.757692+00:00"},{"alias_kind":"pith_short_16","alias_value":"URLOGW73ZTHWRLOH","created_at":"2026-05-18T12:26:42.757692+00:00"},{"alias_kind":"pith_short_8","alias_value":"URLOGW73","created_at":"2026-05-18T12:26:42.757692+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/URLOGW73ZTHWRLOHPO4O2D7IBC","json":"https://pith.science/pith/URLOGW73ZTHWRLOHPO4O2D7IBC.json","graph_json":"https://pith.science/api/pith-number/URLOGW73ZTHWRLOHPO4O2D7IBC/graph.json","events_json":"https://pith.science/api/pith-number/URLOGW73ZTHWRLOHPO4O2D7IBC/events.json","paper":"https://pith.science/paper/URLOGW73"},"agent_actions":{"view_html":"https://pith.science/pith/URLOGW73ZTHWRLOHPO4O2D7IBC","download_json":"https://pith.science/pith/URLOGW73ZTHWRLOHPO4O2D7IBC.json","view_paper":"https://pith.science/paper/URLOGW73","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1101.5244&json=true","fetch_graph":"https://pith.science/api/pith-number/URLOGW73ZTHWRLOHPO4O2D7IBC/graph.json","fetch_events":"https://pith.science/api/pith-number/URLOGW73ZTHWRLOHPO4O2D7IBC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/URLOGW73ZTHWRLOHPO4O2D7IBC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/URLOGW73ZTHWRLOHPO4O2D7IBC/action/storage_attestation","attest_author":"https://pith.science/pith/URLOGW73ZTHWRLOHPO4O2D7IBC/action/author_attestation","sign_citation":"https://pith.science/pith/URLOGW73ZTHWRLOHPO4O2D7IBC/action/citation_signature","submit_replication":"https://pith.science/pith/URLOGW73ZTHWRLOHPO4O2D7IBC/action/replication_record"}},"created_at":"2026-05-18T02:22:49.190614+00:00","updated_at":"2026-05-18T02:22:49.190614+00:00"}