{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:BNMLNYLST7TCYSRSATMCPNB4ZB","short_pith_number":"pith:BNMLNYLS","canonical_record":{"source":{"id":"1110.2671","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-10-12T14:42:23Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"e00cfcacc9b3406ee85d858e1f9d319aaf9fee3ce6c0d5e52756b109db6c86f9","abstract_canon_sha256":"20e9d3a54f10b2b29bbfe41216812184bd5714fe5d003067303bf09c15e90927"},"schema_version":"1.0"},"canonical_sha256":"0b58b6e1729fe62c4a3204d827b43cc86b402a3f9ddc125d4a93520218786748","source":{"kind":"arxiv","id":"1110.2671","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1110.2671","created_at":"2026-05-18T03:50:37Z"},{"alias_kind":"arxiv_version","alias_value":"1110.2671v1","created_at":"2026-05-18T03:50:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1110.2671","created_at":"2026-05-18T03:50:37Z"},{"alias_kind":"pith_short_12","alias_value":"BNMLNYLST7TC","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_16","alias_value":"BNMLNYLST7TCYSRS","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_8","alias_value":"BNMLNYLS","created_at":"2026-05-18T12:26:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:BNMLNYLST7TCYSRSATMCPNB4ZB","target":"record","payload":{"canonical_record":{"source":{"id":"1110.2671","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-10-12T14:42:23Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"e00cfcacc9b3406ee85d858e1f9d319aaf9fee3ce6c0d5e52756b109db6c86f9","abstract_canon_sha256":"20e9d3a54f10b2b29bbfe41216812184bd5714fe5d003067303bf09c15e90927"},"schema_version":"1.0"},"canonical_sha256":"0b58b6e1729fe62c4a3204d827b43cc86b402a3f9ddc125d4a93520218786748","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:50:37.543703Z","signature_b64":"jrpoOJT6Tkwjz1+/5Kmjrrluvv4XHIzLwsTK6mm5CsNdk7jXZDfj8W1SB7TeMCwCuzEpH+mAmbLJPVnWsElZAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0b58b6e1729fe62c4a3204d827b43cc86b402a3f9ddc125d4a93520218786748","last_reissued_at":"2026-05-18T03:50:37.542946Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:50:37.542946Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1110.2671","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":"2026-05-18T03:50:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nFnj49yu366UJvSnal7U/dUq0jchAUOnObVpiQWUpGilmCCiNGEhjO+vpuqrwqgXWlGwgHgtY+R90/HBSYwJCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T13:04:02.790513Z"},"content_sha256":"088c4f4f398152ddd8afd86b191538419ce035cfcb7c7318c072cccb7f517fb6","schema_version":"1.0","event_id":"sha256:088c4f4f398152ddd8afd86b191538419ce035cfcb7c7318c072cccb7f517fb6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:BNMLNYLST7TCYSRSATMCPNB4ZB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Binding energy of singlet excitons and charge transfer complexes in MDMO-PPV:PCBM solar cells","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.chem-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Carsten Deibel, Julia Kern, Sebastian Schwab, Vladimir Dyakonov","submitted_at":"2011-10-12T14:42:23Z","abstract_excerpt":"The influence of an external electric field on the photoluminescence intensity of singlet excitons and charge transfer complexes is investigated for a poly[2-methoxy-5-(3',7'-dimethyloctyloxy)-1,4-phenylenevinylene] (MDMO-PPV) diode and a bulk heterojunction of the PPV in combination with [6,6]-phenyl-C61 butyric acid methylester (PCBM), respectively. The experimental data is related to the dissociation probability derived from the Onsager-Braun model. In this way, a lower limit for the singlet exciton binding energy of MDMO-PPV is determined as (327 +- 30) meV, whereas a significantly lower v"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1110.2671","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":"2026-05-18T03:50:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ck6Gw2Ry2PvF5uQJ+xr3/HCFGJzeNb8+kekXi4qIMA9uFbX8tVsngfvtYU4o5XDyVNA0ALiZgFCs+4iYJyZ9CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T13:04:02.791204Z"},"content_sha256":"78baa2d28b8f279a42f9f1ad2a14596b55b25457faf2f4b50158ae9f6b5075c3","schema_version":"1.0","event_id":"sha256:78baa2d28b8f279a42f9f1ad2a14596b55b25457faf2f4b50158ae9f6b5075c3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BNMLNYLST7TCYSRSATMCPNB4ZB/bundle.json","state_url":"https://pith.science/pith/BNMLNYLST7TCYSRSATMCPNB4ZB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BNMLNYLST7TCYSRSATMCPNB4ZB/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":"2026-05-27T13:04:02Z","links":{"resolver":"https://pith.science/pith/BNMLNYLST7TCYSRSATMCPNB4ZB","bundle":"https://pith.science/pith/BNMLNYLST7TCYSRSATMCPNB4ZB/bundle.json","state":"https://pith.science/pith/BNMLNYLST7TCYSRSATMCPNB4ZB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BNMLNYLST7TCYSRSATMCPNB4ZB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:BNMLNYLST7TCYSRSATMCPNB4ZB","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":"20e9d3a54f10b2b29bbfe41216812184bd5714fe5d003067303bf09c15e90927","cross_cats_sorted":["physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-10-12T14:42:23Z","title_canon_sha256":"e00cfcacc9b3406ee85d858e1f9d319aaf9fee3ce6c0d5e52756b109db6c86f9"},"schema_version":"1.0","source":{"id":"1110.2671","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1110.2671","created_at":"2026-05-18T03:50:37Z"},{"alias_kind":"arxiv_version","alias_value":"1110.2671v1","created_at":"2026-05-18T03:50:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1110.2671","created_at":"2026-05-18T03:50:37Z"},{"alias_kind":"pith_short_12","alias_value":"BNMLNYLST7TC","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_16","alias_value":"BNMLNYLST7TCYSRS","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_8","alias_value":"BNMLNYLS","created_at":"2026-05-18T12:26:24Z"}],"graph_snapshots":[{"event_id":"sha256:78baa2d28b8f279a42f9f1ad2a14596b55b25457faf2f4b50158ae9f6b5075c3","target":"graph","created_at":"2026-05-18T03:50:37Z","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":"The influence of an external electric field on the photoluminescence intensity of singlet excitons and charge transfer complexes is investigated for a poly[2-methoxy-5-(3',7'-dimethyloctyloxy)-1,4-phenylenevinylene] (MDMO-PPV) diode and a bulk heterojunction of the PPV in combination with [6,6]-phenyl-C61 butyric acid methylester (PCBM), respectively. The experimental data is related to the dissociation probability derived from the Onsager-Braun model. In this way, a lower limit for the singlet exciton binding energy of MDMO-PPV is determined as (327 +- 30) meV, whereas a significantly lower v","authors_text":"Carsten Deibel, Julia Kern, Sebastian Schwab, Vladimir Dyakonov","cross_cats":["physics.chem-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-10-12T14:42:23Z","title":"Binding energy of singlet excitons and charge transfer complexes in MDMO-PPV:PCBM solar cells"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1110.2671","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":"sha256:088c4f4f398152ddd8afd86b191538419ce035cfcb7c7318c072cccb7f517fb6","target":"record","created_at":"2026-05-18T03:50:37Z","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":"20e9d3a54f10b2b29bbfe41216812184bd5714fe5d003067303bf09c15e90927","cross_cats_sorted":["physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-10-12T14:42:23Z","title_canon_sha256":"e00cfcacc9b3406ee85d858e1f9d319aaf9fee3ce6c0d5e52756b109db6c86f9"},"schema_version":"1.0","source":{"id":"1110.2671","kind":"arxiv","version":1}},"canonical_sha256":"0b58b6e1729fe62c4a3204d827b43cc86b402a3f9ddc125d4a93520218786748","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0b58b6e1729fe62c4a3204d827b43cc86b402a3f9ddc125d4a93520218786748","first_computed_at":"2026-05-18T03:50:37.542946Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:50:37.542946Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jrpoOJT6Tkwjz1+/5Kmjrrluvv4XHIzLwsTK6mm5CsNdk7jXZDfj8W1SB7TeMCwCuzEpH+mAmbLJPVnWsElZAg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:50:37.543703Z","signed_message":"canonical_sha256_bytes"},"source_id":"1110.2671","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:088c4f4f398152ddd8afd86b191538419ce035cfcb7c7318c072cccb7f517fb6","sha256:78baa2d28b8f279a42f9f1ad2a14596b55b25457faf2f4b50158ae9f6b5075c3"],"state_sha256":"c696e0b05100ae405baa9b4f4ddbf5866a38f57326ccaa3313cc48da58aafb7b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kY+BfMcyZGbID+6OWrdOtMSPNqcOYtRyKJm3tpIijDXcfRMEYnU19fuJqF7j8H/kYpZtVNshQivOMJz69yIgAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T13:04:02.795247Z","bundle_sha256":"b77f46362282d75f3ee1fcf3f0887e5269da6e9cfbbf3a1948e3390195a29f1e"}}