{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:WXQBVNK6BSNYEMKOUJKMAVR26M","short_pith_number":"pith:WXQBVNK6","schema_version":"1.0","canonical_sha256":"b5e01ab55e0c9b82314ea254c0563af305efce8f2642e56ed4f29a5dad9ea332","source":{"kind":"arxiv","id":"1908.05581","version":3},"attestation_state":"computed","paper":{"title":"Fast Three-dimensional Opto-acoustic Simulation for Linear Array with Rectangular Elements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.med-ph"],"primary_cat":"physics.comp-ph","authors_text":"Jason Zalev, Michael C. Kolios","submitted_at":"2019-08-15T15:26:28Z","abstract_excerpt":"Simulation involves predicting responses of a physical system. In this article, we simulate opto-acoustic signals generated in a three-dimensional volume due to absorption of an optical pulse. A separable computational model is developed that permits an order-of-magnitude improvement in computational efficiency over a non-separable model. The simulated signals represent acoustic waves, measured by a probe with a linear transducer array, in a rotated and translated coordinate frame. Light is delivered by an optical source that moves with the probe's frame. A spatio-temporal impulse response for"},"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":"1908.05581","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2019-08-15T15:26:28Z","cross_cats_sorted":["physics.med-ph"],"title_canon_sha256":"6a0e64f52e548ce55590b556d2e04e1229c852e85c6be4ba1b7edb80bfa19618","abstract_canon_sha256":"3159d31492c393648258e35d17cff57da0791b74971741a633503ccad74833dd"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:59:34.405338Z","signature_b64":"Oquq9H8OmXg49rhMh8lX9/diXxChZOI5yTHM2lUtOhNuDQOwYVfO8iSmN3JdOLCMuikQTBomi4vAnBUf71glBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b5e01ab55e0c9b82314ea254c0563af305efce8f2642e56ed4f29a5dad9ea332","last_reissued_at":"2026-07-05T02:59:34.404947Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:59:34.404947Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Fast Three-dimensional Opto-acoustic Simulation for Linear Array with Rectangular Elements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.med-ph"],"primary_cat":"physics.comp-ph","authors_text":"Jason Zalev, Michael C. Kolios","submitted_at":"2019-08-15T15:26:28Z","abstract_excerpt":"Simulation involves predicting responses of a physical system. In this article, we simulate opto-acoustic signals generated in a three-dimensional volume due to absorption of an optical pulse. A separable computational model is developed that permits an order-of-magnitude improvement in computational efficiency over a non-separable model. The simulated signals represent acoustic waves, measured by a probe with a linear transducer array, in a rotated and translated coordinate frame. Light is delivered by an optical source that moves with the probe's frame. A spatio-temporal impulse response for"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.05581","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/1908.05581/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1908.05581","created_at":"2026-07-05T02:59:34.404999+00:00"},{"alias_kind":"arxiv_version","alias_value":"1908.05581v3","created_at":"2026-07-05T02:59:34.404999+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.05581","created_at":"2026-07-05T02:59:34.404999+00:00"},{"alias_kind":"pith_short_12","alias_value":"WXQBVNK6BSNY","created_at":"2026-07-05T02:59:34.404999+00:00"},{"alias_kind":"pith_short_16","alias_value":"WXQBVNK6BSNYEMKO","created_at":"2026-07-05T02:59:34.404999+00:00"},{"alias_kind":"pith_short_8","alias_value":"WXQBVNK6","created_at":"2026-07-05T02:59:34.404999+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/WXQBVNK6BSNYEMKOUJKMAVR26M","json":"https://pith.science/pith/WXQBVNK6BSNYEMKOUJKMAVR26M.json","graph_json":"https://pith.science/api/pith-number/WXQBVNK6BSNYEMKOUJKMAVR26M/graph.json","events_json":"https://pith.science/api/pith-number/WXQBVNK6BSNYEMKOUJKMAVR26M/events.json","paper":"https://pith.science/paper/WXQBVNK6"},"agent_actions":{"view_html":"https://pith.science/pith/WXQBVNK6BSNYEMKOUJKMAVR26M","download_json":"https://pith.science/pith/WXQBVNK6BSNYEMKOUJKMAVR26M.json","view_paper":"https://pith.science/paper/WXQBVNK6","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1908.05581&json=true","fetch_graph":"https://pith.science/api/pith-number/WXQBVNK6BSNYEMKOUJKMAVR26M/graph.json","fetch_events":"https://pith.science/api/pith-number/WXQBVNK6BSNYEMKOUJKMAVR26M/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WXQBVNK6BSNYEMKOUJKMAVR26M/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WXQBVNK6BSNYEMKOUJKMAVR26M/action/storage_attestation","attest_author":"https://pith.science/pith/WXQBVNK6BSNYEMKOUJKMAVR26M/action/author_attestation","sign_citation":"https://pith.science/pith/WXQBVNK6BSNYEMKOUJKMAVR26M/action/citation_signature","submit_replication":"https://pith.science/pith/WXQBVNK6BSNYEMKOUJKMAVR26M/action/replication_record"}},"created_at":"2026-07-05T02:59:34.404999+00:00","updated_at":"2026-07-05T02:59:34.404999+00:00"}