{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:OLF7ST3VBC4MDJSFHTQK6UIMUC","short_pith_number":"pith:OLF7ST3V","schema_version":"1.0","canonical_sha256":"72cbf94f7508b8c1a6453ce0af510ca0ae58299ed426e749a2e13e96399a2671","source":{"kind":"arxiv","id":"1207.2404","version":2},"attestation_state":"computed","paper":{"title":"Computation of 2-D spectra assisted by compressed sampling","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"physics.bio-ph","authors_text":"J. Almeida, J. Prior, M. B. Plenio","submitted_at":"2012-07-10T16:27:40Z","abstract_excerpt":"The computation of scientific data can be very time consuming even if they are ultimately determined by a small number of parameters. The principle of compressed sampling suggests that we can achieve a considerable decrease in the computation time by avoiding the need to sample the full data set. We demonstrate the usefulness of this approach at the hand of 2-D spectra in the context of ultra-fast non-linear spectroscopy of biological systems where numerical calculations are highly challenging due to the considerable computational effort involved in obtaining individual data points."},"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":"1207.2404","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.bio-ph","submitted_at":"2012-07-10T16:27:40Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"542dd7867cdd87e72ea80c6ef2ef5364b35d5dc2c46d8a7e8a9416094feacb53","abstract_canon_sha256":"7940ef083ece2a0c91115656641a5c17031526ee2d9c65e67a1e8fa0994f0848"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:21:08.402984Z","signature_b64":"xWZ/MVpCEB+BML7hsxvr/RLDMZKAVY+7CLzi7KF4as9WeBb4ldYz3kJ8cE985+Ex3Jpny/LiJZcGLLPxIE/XDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"72cbf94f7508b8c1a6453ce0af510ca0ae58299ed426e749a2e13e96399a2671","last_reissued_at":"2026-05-18T02:21:08.402507Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:21:08.402507Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Computation of 2-D spectra assisted by compressed sampling","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"physics.bio-ph","authors_text":"J. Almeida, J. Prior, M. B. Plenio","submitted_at":"2012-07-10T16:27:40Z","abstract_excerpt":"The computation of scientific data can be very time consuming even if they are ultimately determined by a small number of parameters. The principle of compressed sampling suggests that we can achieve a considerable decrease in the computation time by avoiding the need to sample the full data set. We demonstrate the usefulness of this approach at the hand of 2-D spectra in the context of ultra-fast non-linear spectroscopy of biological systems where numerical calculations are highly challenging due to the considerable computational effort involved in obtaining individual data points."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.2404","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":"1207.2404","created_at":"2026-05-18T02:21:08.402587+00:00"},{"alias_kind":"arxiv_version","alias_value":"1207.2404v2","created_at":"2026-05-18T02:21:08.402587+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.2404","created_at":"2026-05-18T02:21:08.402587+00:00"},{"alias_kind":"pith_short_12","alias_value":"OLF7ST3VBC4M","created_at":"2026-05-18T12:27:16.716162+00:00"},{"alias_kind":"pith_short_16","alias_value":"OLF7ST3VBC4MDJSF","created_at":"2026-05-18T12:27:16.716162+00:00"},{"alias_kind":"pith_short_8","alias_value":"OLF7ST3V","created_at":"2026-05-18T12:27:16.716162+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/OLF7ST3VBC4MDJSFHTQK6UIMUC","json":"https://pith.science/pith/OLF7ST3VBC4MDJSFHTQK6UIMUC.json","graph_json":"https://pith.science/api/pith-number/OLF7ST3VBC4MDJSFHTQK6UIMUC/graph.json","events_json":"https://pith.science/api/pith-number/OLF7ST3VBC4MDJSFHTQK6UIMUC/events.json","paper":"https://pith.science/paper/OLF7ST3V"},"agent_actions":{"view_html":"https://pith.science/pith/OLF7ST3VBC4MDJSFHTQK6UIMUC","download_json":"https://pith.science/pith/OLF7ST3VBC4MDJSFHTQK6UIMUC.json","view_paper":"https://pith.science/paper/OLF7ST3V","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1207.2404&json=true","fetch_graph":"https://pith.science/api/pith-number/OLF7ST3VBC4MDJSFHTQK6UIMUC/graph.json","fetch_events":"https://pith.science/api/pith-number/OLF7ST3VBC4MDJSFHTQK6UIMUC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/OLF7ST3VBC4MDJSFHTQK6UIMUC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/OLF7ST3VBC4MDJSFHTQK6UIMUC/action/storage_attestation","attest_author":"https://pith.science/pith/OLF7ST3VBC4MDJSFHTQK6UIMUC/action/author_attestation","sign_citation":"https://pith.science/pith/OLF7ST3VBC4MDJSFHTQK6UIMUC/action/citation_signature","submit_replication":"https://pith.science/pith/OLF7ST3VBC4MDJSFHTQK6UIMUC/action/replication_record"}},"created_at":"2026-05-18T02:21:08.402587+00:00","updated_at":"2026-05-18T02:21:08.402587+00:00"}