{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:26VYQHZNMRSGYZF7KTYGJ2WXG5","short_pith_number":"pith:26VYQHZN","canonical_record":{"source":{"id":"1810.13353","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-10-31T15:46:51Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"a1e10c0c290b6461d2eeb1c79895b570ecdd08d2a89ce90dd74cdcb0e03c6b11","abstract_canon_sha256":"300935cfcbaac749ed5236dab63ba830ab752688e59baa75dd113fbc4fab8df8"},"schema_version":"1.0"},"canonical_sha256":"d7ab881f2d64646c64bf54f064ead7377ddace95197fabed84b559dc970ace27","source":{"kind":"arxiv","id":"1810.13353","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.13353","created_at":"2026-05-17T23:50:11Z"},{"alias_kind":"arxiv_version","alias_value":"1810.13353v1","created_at":"2026-05-17T23:50:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.13353","created_at":"2026-05-17T23:50:11Z"},{"alias_kind":"pith_short_12","alias_value":"26VYQHZNMRSG","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_16","alias_value":"26VYQHZNMRSGYZF7","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_8","alias_value":"26VYQHZN","created_at":"2026-05-18T12:31:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:26VYQHZNMRSGYZF7KTYGJ2WXG5","target":"record","payload":{"canonical_record":{"source":{"id":"1810.13353","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-10-31T15:46:51Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"a1e10c0c290b6461d2eeb1c79895b570ecdd08d2a89ce90dd74cdcb0e03c6b11","abstract_canon_sha256":"300935cfcbaac749ed5236dab63ba830ab752688e59baa75dd113fbc4fab8df8"},"schema_version":"1.0"},"canonical_sha256":"d7ab881f2d64646c64bf54f064ead7377ddace95197fabed84b559dc970ace27","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:50:11.700822Z","signature_b64":"OQTP3Y+CeeIDWID+fjmvrSeP6fpXGhPNHMbecuWqJ9tzpizie2X5MsUYBKxPApZp4HIQ/0rC3xXkMZ7sPPfgBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d7ab881f2d64646c64bf54f064ead7377ddace95197fabed84b559dc970ace27","last_reissued_at":"2026-05-17T23:50:11.700174Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:50:11.700174Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1810.13353","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:50:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xB4cWHuka4nTXBjPmgTZ2jV+xsFPBjZ4rs4awtVZYPf3eJ6n5tGMN1rGc7B4tF2Gq1AvtlDIXS33P6phAuuZAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T01:38:27.879540Z"},"content_sha256":"fed0344c861309b80f00cae7568d0857eee90bd05f325fbc51b3a22e7f8d386f","schema_version":"1.0","event_id":"sha256:fed0344c861309b80f00cae7568d0857eee90bd05f325fbc51b3a22e7f8d386f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:26VYQHZNMRSGYZF7KTYGJ2WXG5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Impact of thermal transport parameters on the operating temperature of OLEDs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.app-ph","authors_text":"Georgii Krikun, Karin Zojer","submitted_at":"2018-10-31T15:46:51Z","abstract_excerpt":"Excess heat in organic light emitting diodes (OLEDs) that is produced during their operation may accelerate their degradation and may cause an inhomogeneous brightness distribution, in particular in large area OLEDs. Assessing the quantitative impact of heat excess is difficult, because all decisive processes related to charge transport and emission via charge recombination are thermally activated. For example, electric currents that are elevated due to larger temperatures cause additional Joule heating and increase, hence, the device temperature even further. Here we establish how parameters "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.13353","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:50:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"17QOYSlRQleVTIo93A9lgDslkoxC8Rfs0bBRI5/pHLUEEQrvM1BPi9d8rEkt6D0EKHmTKcgR94YJo9ecKlGFBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T01:38:27.879903Z"},"content_sha256":"55f4dca893e847c22e515bb1ca2348f2b20f9d1f4c304fe96007f113f6cff13e","schema_version":"1.0","event_id":"sha256:55f4dca893e847c22e515bb1ca2348f2b20f9d1f4c304fe96007f113f6cff13e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/26VYQHZNMRSGYZF7KTYGJ2WXG5/bundle.json","state_url":"https://pith.science/pith/26VYQHZNMRSGYZF7KTYGJ2WXG5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/26VYQHZNMRSGYZF7KTYGJ2WXG5/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-28T01:38:27Z","links":{"resolver":"https://pith.science/pith/26VYQHZNMRSGYZF7KTYGJ2WXG5","bundle":"https://pith.science/pith/26VYQHZNMRSGYZF7KTYGJ2WXG5/bundle.json","state":"https://pith.science/pith/26VYQHZNMRSGYZF7KTYGJ2WXG5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/26VYQHZNMRSGYZF7KTYGJ2WXG5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:26VYQHZNMRSGYZF7KTYGJ2WXG5","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"300935cfcbaac749ed5236dab63ba830ab752688e59baa75dd113fbc4fab8df8","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-10-31T15:46:51Z","title_canon_sha256":"a1e10c0c290b6461d2eeb1c79895b570ecdd08d2a89ce90dd74cdcb0e03c6b11"},"schema_version":"1.0","source":{"id":"1810.13353","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.13353","created_at":"2026-05-17T23:50:11Z"},{"alias_kind":"arxiv_version","alias_value":"1810.13353v1","created_at":"2026-05-17T23:50:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.13353","created_at":"2026-05-17T23:50:11Z"},{"alias_kind":"pith_short_12","alias_value":"26VYQHZNMRSG","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_16","alias_value":"26VYQHZNMRSGYZF7","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_8","alias_value":"26VYQHZN","created_at":"2026-05-18T12:31:59Z"}],"graph_snapshots":[{"event_id":"sha256:55f4dca893e847c22e515bb1ca2348f2b20f9d1f4c304fe96007f113f6cff13e","target":"graph","created_at":"2026-05-17T23:50:11Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"Excess heat in organic light emitting diodes (OLEDs) that is produced during their operation may accelerate their degradation and may cause an inhomogeneous brightness distribution, in particular in large area OLEDs. Assessing the quantitative impact of heat excess is difficult, because all decisive processes related to charge transport and emission via charge recombination are thermally activated. For example, electric currents that are elevated due to larger temperatures cause additional Joule heating and increase, hence, the device temperature even further. Here we establish how parameters ","authors_text":"Georgii Krikun, Karin Zojer","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-10-31T15:46:51Z","title":"Impact of thermal transport parameters on the operating temperature of OLEDs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.13353","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:fed0344c861309b80f00cae7568d0857eee90bd05f325fbc51b3a22e7f8d386f","target":"record","created_at":"2026-05-17T23:50:11Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"300935cfcbaac749ed5236dab63ba830ab752688e59baa75dd113fbc4fab8df8","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-10-31T15:46:51Z","title_canon_sha256":"a1e10c0c290b6461d2eeb1c79895b570ecdd08d2a89ce90dd74cdcb0e03c6b11"},"schema_version":"1.0","source":{"id":"1810.13353","kind":"arxiv","version":1}},"canonical_sha256":"d7ab881f2d64646c64bf54f064ead7377ddace95197fabed84b559dc970ace27","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d7ab881f2d64646c64bf54f064ead7377ddace95197fabed84b559dc970ace27","first_computed_at":"2026-05-17T23:50:11.700174Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:50:11.700174Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OQTP3Y+CeeIDWID+fjmvrSeP6fpXGhPNHMbecuWqJ9tzpizie2X5MsUYBKxPApZp4HIQ/0rC3xXkMZ7sPPfgBQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:50:11.700822Z","signed_message":"canonical_sha256_bytes"},"source_id":"1810.13353","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fed0344c861309b80f00cae7568d0857eee90bd05f325fbc51b3a22e7f8d386f","sha256:55f4dca893e847c22e515bb1ca2348f2b20f9d1f4c304fe96007f113f6cff13e"],"state_sha256":"b46421c4b3c40916ff324600989b86831b596f9aad4a519e01be4a0b12407dd1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2FG01ZOOoEQ99H+7kC0h0B6F0iB3KWcC4KBrkNVfGfYZLxCy2AD1ClOwEJeZK8f+cboL9vTo+aZmI9zVnYiACA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-28T01:38:27.881824Z","bundle_sha256":"285d86e7943aae6db15bcfab047dfbca0afd16522e3f27a3830925f84425341a"}}