{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:FTH6BJP4QMCUULWWTQS6BW4BIH","short_pith_number":"pith:FTH6BJP4","schema_version":"1.0","canonical_sha256":"2ccfe0a5fc83054a2ed69c25e0db8141cb44471b9b2982a877393af7a59e59b2","source":{"kind":"arxiv","id":"1611.05089","version":1},"attestation_state":"computed","paper":{"title":"Entangled two photon absorption cross section on the 808 nm region for the common dyes Zinc tetraphenylporphyrin and Rhodamine B","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"quant-ph","authors_text":"Alejandra Valencia, Juan. P. Villabona-Monsalve, Mayerlin Nu\\~nez Portela, Omar Calder\\'on-Losada","submitted_at":"2016-11-15T22:52:28Z","abstract_excerpt":"We report the measurement of the entangled two photon absorption cross section, $\\sigma_E$, at 808 nm on organic chromophores in solution in a low photon flux regime. We performed measurements on Zinc tetraphenylporphyrin (ZnTPP) in Toluene and Rhodamine B (RhB) in Methanol. This is, to the best of our knowledge, the first time that $\\sigma_E$ is measured for RhB. Additionally, we report a systematic study of the dependence of $\\sigma_E$ on the molecular concentration for both molecular systems. In contrast to previous experiments, our measurements are based on detecting the pairs of photons t"},"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":"1611.05089","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-11-15T22:52:28Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"8c71b4de108d22ae325cc44ebf47b122547c86d93473f44ba69c5b601ce4045d","abstract_canon_sha256":"3b9ce8698d23b49b03264cacb94b02928590d8f8e549b70ab4ed340316442891"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:24:20.422250Z","signature_b64":"fwqRD2Oo3aNSlrBjeR9M5PT96AmP/OFla2cQvjihfD/kdomUc1qGCqc9J0+jGOvnxeYXCDh5XAy6fSQ4LpokAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2ccfe0a5fc83054a2ed69c25e0db8141cb44471b9b2982a877393af7a59e59b2","last_reissued_at":"2026-05-18T00:24:20.421825Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:24:20.421825Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Entangled two photon absorption cross section on the 808 nm region for the common dyes Zinc tetraphenylporphyrin and Rhodamine B","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"quant-ph","authors_text":"Alejandra Valencia, Juan. P. Villabona-Monsalve, Mayerlin Nu\\~nez Portela, Omar Calder\\'on-Losada","submitted_at":"2016-11-15T22:52:28Z","abstract_excerpt":"We report the measurement of the entangled two photon absorption cross section, $\\sigma_E$, at 808 nm on organic chromophores in solution in a low photon flux regime. We performed measurements on Zinc tetraphenylporphyrin (ZnTPP) in Toluene and Rhodamine B (RhB) in Methanol. This is, to the best of our knowledge, the first time that $\\sigma_E$ is measured for RhB. Additionally, we report a systematic study of the dependence of $\\sigma_E$ on the molecular concentration for both molecular systems. In contrast to previous experiments, our measurements are based on detecting the pairs of photons t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.05089","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1611.05089","created_at":"2026-05-18T00:24:20.421890+00:00"},{"alias_kind":"arxiv_version","alias_value":"1611.05089v1","created_at":"2026-05-18T00:24:20.421890+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.05089","created_at":"2026-05-18T00:24:20.421890+00:00"},{"alias_kind":"pith_short_12","alias_value":"FTH6BJP4QMCU","created_at":"2026-05-18T12:30:15.759754+00:00"},{"alias_kind":"pith_short_16","alias_value":"FTH6BJP4QMCUULWW","created_at":"2026-05-18T12:30:15.759754+00:00"},{"alias_kind":"pith_short_8","alias_value":"FTH6BJP4","created_at":"2026-05-18T12:30:15.759754+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/FTH6BJP4QMCUULWWTQS6BW4BIH","json":"https://pith.science/pith/FTH6BJP4QMCUULWWTQS6BW4BIH.json","graph_json":"https://pith.science/api/pith-number/FTH6BJP4QMCUULWWTQS6BW4BIH/graph.json","events_json":"https://pith.science/api/pith-number/FTH6BJP4QMCUULWWTQS6BW4BIH/events.json","paper":"https://pith.science/paper/FTH6BJP4"},"agent_actions":{"view_html":"https://pith.science/pith/FTH6BJP4QMCUULWWTQS6BW4BIH","download_json":"https://pith.science/pith/FTH6BJP4QMCUULWWTQS6BW4BIH.json","view_paper":"https://pith.science/paper/FTH6BJP4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1611.05089&json=true","fetch_graph":"https://pith.science/api/pith-number/FTH6BJP4QMCUULWWTQS6BW4BIH/graph.json","fetch_events":"https://pith.science/api/pith-number/FTH6BJP4QMCUULWWTQS6BW4BIH/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FTH6BJP4QMCUULWWTQS6BW4BIH/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FTH6BJP4QMCUULWWTQS6BW4BIH/action/storage_attestation","attest_author":"https://pith.science/pith/FTH6BJP4QMCUULWWTQS6BW4BIH/action/author_attestation","sign_citation":"https://pith.science/pith/FTH6BJP4QMCUULWWTQS6BW4BIH/action/citation_signature","submit_replication":"https://pith.science/pith/FTH6BJP4QMCUULWWTQS6BW4BIH/action/replication_record"}},"created_at":"2026-05-18T00:24:20.421890+00:00","updated_at":"2026-05-18T00:24:20.421890+00:00"}