{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:2S23MKTPBI3NUSTFLSY4YSY4II","short_pith_number":"pith:2S23MKTP","schema_version":"1.0","canonical_sha256":"d4b5b62a6f0a36da4a655cb1cc4b1c420708d18233308f378918dba94ab7adc6","source":{"kind":"arxiv","id":"1211.5004","version":1},"attestation_state":"computed","paper":{"title":"Efficiency scaling of non-coherent upconversion","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.chem-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Andreas Buchleitner, Gregory D. Scholes, Jochen Zimmermann, Roberto Mulet, Thomas Wellens","submitted_at":"2012-11-21T11:33:34Z","abstract_excerpt":"A very promising approach to obtain efficient upconversion of light is the use of triplet-triplet annihilation of excitations in molecular systems. In real materials, besides upconversion, many other physical processes take place - fluorescence, non-radiative decay, annihilation, diffusion - and compete with upconversion. The main objective of this work is to design a proof of principle model that can be used to shed light on the relevance of the interaction between the different physical processes that take part in these kinds of systems. Ultimately, we want to establish general principles th"},"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":"1211.5004","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-11-21T11:33:34Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"9efeebd007b90f6972adc8bd4fa55d2f433a5eeb4d4ece2fe0a71eaf902fc9f6","abstract_canon_sha256":"c73f90a2ec2a87f16bcad9d0377f18b6d19c0091cdab69e6286633a94e6f940f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:40:15.313339Z","signature_b64":"AdZ3UIN3iOyjbLDVN/OW4IfSzWJwr5qq9udA8rIjR3Pk7awddduvbbm9YAVWxz7cc85dLIisWFW8G0obA/VHDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d4b5b62a6f0a36da4a655cb1cc4b1c420708d18233308f378918dba94ab7adc6","last_reissued_at":"2026-05-18T03:40:15.312783Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:40:15.312783Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Efficiency scaling of non-coherent upconversion","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.chem-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Andreas Buchleitner, Gregory D. Scholes, Jochen Zimmermann, Roberto Mulet, Thomas Wellens","submitted_at":"2012-11-21T11:33:34Z","abstract_excerpt":"A very promising approach to obtain efficient upconversion of light is the use of triplet-triplet annihilation of excitations in molecular systems. In real materials, besides upconversion, many other physical processes take place - fluorescence, non-radiative decay, annihilation, diffusion - and compete with upconversion. The main objective of this work is to design a proof of principle model that can be used to shed light on the relevance of the interaction between the different physical processes that take part in these kinds of systems. Ultimately, we want to establish general principles th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.5004","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":"1211.5004","created_at":"2026-05-18T03:40:15.312859+00:00"},{"alias_kind":"arxiv_version","alias_value":"1211.5004v1","created_at":"2026-05-18T03:40:15.312859+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.5004","created_at":"2026-05-18T03:40:15.312859+00:00"},{"alias_kind":"pith_short_12","alias_value":"2S23MKTPBI3N","created_at":"2026-05-18T12:26:50.516681+00:00"},{"alias_kind":"pith_short_16","alias_value":"2S23MKTPBI3NUSTF","created_at":"2026-05-18T12:26:50.516681+00:00"},{"alias_kind":"pith_short_8","alias_value":"2S23MKTP","created_at":"2026-05-18T12:26:50.516681+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/2S23MKTPBI3NUSTFLSY4YSY4II","json":"https://pith.science/pith/2S23MKTPBI3NUSTFLSY4YSY4II.json","graph_json":"https://pith.science/api/pith-number/2S23MKTPBI3NUSTFLSY4YSY4II/graph.json","events_json":"https://pith.science/api/pith-number/2S23MKTPBI3NUSTFLSY4YSY4II/events.json","paper":"https://pith.science/paper/2S23MKTP"},"agent_actions":{"view_html":"https://pith.science/pith/2S23MKTPBI3NUSTFLSY4YSY4II","download_json":"https://pith.science/pith/2S23MKTPBI3NUSTFLSY4YSY4II.json","view_paper":"https://pith.science/paper/2S23MKTP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1211.5004&json=true","fetch_graph":"https://pith.science/api/pith-number/2S23MKTPBI3NUSTFLSY4YSY4II/graph.json","fetch_events":"https://pith.science/api/pith-number/2S23MKTPBI3NUSTFLSY4YSY4II/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2S23MKTPBI3NUSTFLSY4YSY4II/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2S23MKTPBI3NUSTFLSY4YSY4II/action/storage_attestation","attest_author":"https://pith.science/pith/2S23MKTPBI3NUSTFLSY4YSY4II/action/author_attestation","sign_citation":"https://pith.science/pith/2S23MKTPBI3NUSTFLSY4YSY4II/action/citation_signature","submit_replication":"https://pith.science/pith/2S23MKTPBI3NUSTFLSY4YSY4II/action/replication_record"}},"created_at":"2026-05-18T03:40:15.312859+00:00","updated_at":"2026-05-18T03:40:15.312859+00:00"}