{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:BLC7YXXL2I7UHOJ3ITWXZXYGZP","short_pith_number":"pith:BLC7YXXL","canonical_record":{"source":{"id":"1502.05471","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-02-19T05:45:12Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"b9bb86bd79ef6f5740ed29dfcd891f44fb9d8fce4aaf8553a5829656f1f1e08d","abstract_canon_sha256":"0571a7d8b1c1b2e771ece64469607636de7c962ed6701adc32c3addb8ca63d87"},"schema_version":"1.0"},"canonical_sha256":"0ac5fc5eebd23f43b93b44ed7cdf06cbf48b28bf7a0ad543771fea14fe81e25e","source":{"kind":"arxiv","id":"1502.05471","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1502.05471","created_at":"2026-05-18T02:26:46Z"},{"alias_kind":"arxiv_version","alias_value":"1502.05471v1","created_at":"2026-05-18T02:26:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.05471","created_at":"2026-05-18T02:26:46Z"},{"alias_kind":"pith_short_12","alias_value":"BLC7YXXL2I7U","created_at":"2026-05-18T12:29:14Z"},{"alias_kind":"pith_short_16","alias_value":"BLC7YXXL2I7UHOJ3","created_at":"2026-05-18T12:29:14Z"},{"alias_kind":"pith_short_8","alias_value":"BLC7YXXL","created_at":"2026-05-18T12:29:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:BLC7YXXL2I7UHOJ3ITWXZXYGZP","target":"record","payload":{"canonical_record":{"source":{"id":"1502.05471","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-02-19T05:45:12Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"b9bb86bd79ef6f5740ed29dfcd891f44fb9d8fce4aaf8553a5829656f1f1e08d","abstract_canon_sha256":"0571a7d8b1c1b2e771ece64469607636de7c962ed6701adc32c3addb8ca63d87"},"schema_version":"1.0"},"canonical_sha256":"0ac5fc5eebd23f43b93b44ed7cdf06cbf48b28bf7a0ad543771fea14fe81e25e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:26:46.438217Z","signature_b64":"cwJ2lhnHLPlL9Klz7V3ckzgoIiWkLeGzkLdMK7UESi+kD9qGau+l96QjRFK7ATK9+wrnjOaXBqNO95PiSjs2AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0ac5fc5eebd23f43b93b44ed7cdf06cbf48b28bf7a0ad543771fea14fe81e25e","last_reissued_at":"2026-05-18T02:26:46.437793Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:26:46.437793Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1502.05471","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":"2026-05-18T02:26:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2kvueBNZKRhYcQ87MNYpmbpkGjhaaPLFKrNkM+EufAZUvh8r98y/swOr91CYsSWAP077fT0pFvhU+My33qElCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T20:58:02.281213Z"},"content_sha256":"07a01ca94913aae8dc4f33c719a48b62f80bc31b7e2cf8ce1a53cfb7d0ba8e07","schema_version":"1.0","event_id":"sha256:07a01ca94913aae8dc4f33c719a48b62f80bc31b7e2cf8ce1a53cfb7d0ba8e07"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:BLC7YXXL2I7UHOJ3ITWXZXYGZP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Using coherent dynamics to quantify spin-coupling within triplet-exciton/polaron complexes in organic diodes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"C. Boehme, D. R. McCamey, T. L. Keevers, W. J. Baker","submitted_at":"2015-02-19T05:45:12Z","abstract_excerpt":"Quantifying the spin-spin interactions which influence electronic transitions in organic semiconductors is crucial for understanding their magneto-optoelectronic properties. By combining a theoretical model for three spin interactions in the coherent regime with pulsed electrically detected magnetic resonance experiments on MEH-PPV diodes, we quantify the spin-coupling within complexes comprising three spin-half particles. We determine that these particles form triplet-exciton:polaron pairs, where the polaron:exciton exchange is over 5 orders of magnitude weaker (less than 170 MHz) than that w"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.05471","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":"2026-05-18T02:26:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1JEOsEMMxPc4DyKmL7MSYbiN6haHCmZOpvyioRtxJQbLqk5QkwgnLeq/IyZob4cSBS/Ynme0KLgJ8YUh9IOgCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T20:58:02.281953Z"},"content_sha256":"8522b1a74e7a495e87edc779eec1e3045d9edee8d539ad031da0367be4552360","schema_version":"1.0","event_id":"sha256:8522b1a74e7a495e87edc779eec1e3045d9edee8d539ad031da0367be4552360"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BLC7YXXL2I7UHOJ3ITWXZXYGZP/bundle.json","state_url":"https://pith.science/pith/BLC7YXXL2I7UHOJ3ITWXZXYGZP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BLC7YXXL2I7UHOJ3ITWXZXYGZP/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":"2026-05-24T20:58:02Z","links":{"resolver":"https://pith.science/pith/BLC7YXXL2I7UHOJ3ITWXZXYGZP","bundle":"https://pith.science/pith/BLC7YXXL2I7UHOJ3ITWXZXYGZP/bundle.json","state":"https://pith.science/pith/BLC7YXXL2I7UHOJ3ITWXZXYGZP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BLC7YXXL2I7UHOJ3ITWXZXYGZP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:BLC7YXXL2I7UHOJ3ITWXZXYGZP","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":"0571a7d8b1c1b2e771ece64469607636de7c962ed6701adc32c3addb8ca63d87","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-02-19T05:45:12Z","title_canon_sha256":"b9bb86bd79ef6f5740ed29dfcd891f44fb9d8fce4aaf8553a5829656f1f1e08d"},"schema_version":"1.0","source":{"id":"1502.05471","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1502.05471","created_at":"2026-05-18T02:26:46Z"},{"alias_kind":"arxiv_version","alias_value":"1502.05471v1","created_at":"2026-05-18T02:26:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.05471","created_at":"2026-05-18T02:26:46Z"},{"alias_kind":"pith_short_12","alias_value":"BLC7YXXL2I7U","created_at":"2026-05-18T12:29:14Z"},{"alias_kind":"pith_short_16","alias_value":"BLC7YXXL2I7UHOJ3","created_at":"2026-05-18T12:29:14Z"},{"alias_kind":"pith_short_8","alias_value":"BLC7YXXL","created_at":"2026-05-18T12:29:14Z"}],"graph_snapshots":[{"event_id":"sha256:8522b1a74e7a495e87edc779eec1e3045d9edee8d539ad031da0367be4552360","target":"graph","created_at":"2026-05-18T02:26:46Z","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":"Quantifying the spin-spin interactions which influence electronic transitions in organic semiconductors is crucial for understanding their magneto-optoelectronic properties. By combining a theoretical model for three spin interactions in the coherent regime with pulsed electrically detected magnetic resonance experiments on MEH-PPV diodes, we quantify the spin-coupling within complexes comprising three spin-half particles. We determine that these particles form triplet-exciton:polaron pairs, where the polaron:exciton exchange is over 5 orders of magnitude weaker (less than 170 MHz) than that w","authors_text":"C. Boehme, D. R. McCamey, T. L. Keevers, W. J. Baker","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-02-19T05:45:12Z","title":"Using coherent dynamics to quantify spin-coupling within triplet-exciton/polaron complexes in organic diodes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.05471","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":"sha256:07a01ca94913aae8dc4f33c719a48b62f80bc31b7e2cf8ce1a53cfb7d0ba8e07","target":"record","created_at":"2026-05-18T02:26:46Z","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":"0571a7d8b1c1b2e771ece64469607636de7c962ed6701adc32c3addb8ca63d87","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-02-19T05:45:12Z","title_canon_sha256":"b9bb86bd79ef6f5740ed29dfcd891f44fb9d8fce4aaf8553a5829656f1f1e08d"},"schema_version":"1.0","source":{"id":"1502.05471","kind":"arxiv","version":1}},"canonical_sha256":"0ac5fc5eebd23f43b93b44ed7cdf06cbf48b28bf7a0ad543771fea14fe81e25e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0ac5fc5eebd23f43b93b44ed7cdf06cbf48b28bf7a0ad543771fea14fe81e25e","first_computed_at":"2026-05-18T02:26:46.437793Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:26:46.437793Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cwJ2lhnHLPlL9Klz7V3ckzgoIiWkLeGzkLdMK7UESi+kD9qGau+l96QjRFK7ATK9+wrnjOaXBqNO95PiSjs2AQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:26:46.438217Z","signed_message":"canonical_sha256_bytes"},"source_id":"1502.05471","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:07a01ca94913aae8dc4f33c719a48b62f80bc31b7e2cf8ce1a53cfb7d0ba8e07","sha256:8522b1a74e7a495e87edc779eec1e3045d9edee8d539ad031da0367be4552360"],"state_sha256":"1cff3838aca2e0e14ff5cbc1201c19bdcf530d42add4b647b4b54054d7335311"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5a8fZhdDc9uMs6HQgAQugC4/5bTwuFFlGXWp46ofkxOjm+lGkM6+UhXghyLS35vzrGcO0xasgs36xwfCQ9ppAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T20:58:02.286346Z","bundle_sha256":"cb461044e7b30704c6470b36e9742f14cf93b85ebe6948bede855c2de663483d"}}