{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:4ZVTSEO7HR3JC5YGHVLWC2NOKW","short_pith_number":"pith:4ZVTSEO7","canonical_record":{"source":{"id":"1403.5390","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-03-21T07:59:29Z","cross_cats_sorted":[],"title_canon_sha256":"7d5c3f434d72191757514b07b34abfec772836b562d844dd3292e091452c32dc","abstract_canon_sha256":"d831e0f2617ebde72f7d2059d8ba8ac7bddd17e35c3f8a22a6c567e62e9bec86"},"schema_version":"1.0"},"canonical_sha256":"e66b3911df3c769177063d576169ae55b44add24968e297630d858dbadce3fa2","source":{"kind":"arxiv","id":"1403.5390","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1403.5390","created_at":"2026-05-18T00:15:38Z"},{"alias_kind":"arxiv_version","alias_value":"1403.5390v1","created_at":"2026-05-18T00:15:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1403.5390","created_at":"2026-05-18T00:15:38Z"},{"alias_kind":"pith_short_12","alias_value":"4ZVTSEO7HR3J","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_16","alias_value":"4ZVTSEO7HR3JC5YG","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_8","alias_value":"4ZVTSEO7","created_at":"2026-05-18T12:28:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:4ZVTSEO7HR3JC5YGHVLWC2NOKW","target":"record","payload":{"canonical_record":{"source":{"id":"1403.5390","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-03-21T07:59:29Z","cross_cats_sorted":[],"title_canon_sha256":"7d5c3f434d72191757514b07b34abfec772836b562d844dd3292e091452c32dc","abstract_canon_sha256":"d831e0f2617ebde72f7d2059d8ba8ac7bddd17e35c3f8a22a6c567e62e9bec86"},"schema_version":"1.0"},"canonical_sha256":"e66b3911df3c769177063d576169ae55b44add24968e297630d858dbadce3fa2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:15:38.330212Z","signature_b64":"cK6JKhjU4CynK+rYHXP1ngmGqOOMb5ANFa2frTZnysZ3R6tdRIeyDJOGexH8DFgyIRTrJaJ0XXfKVbOeLBU1Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e66b3911df3c769177063d576169ae55b44add24968e297630d858dbadce3fa2","last_reissued_at":"2026-05-18T00:15:38.329566Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:15:38.329566Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1403.5390","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":"2026-05-18T00:15:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FOGLO1lRWArZpcPRGLOLKVEGaE+puHFcVyqteKJTyYz+mqSFjxcYT09fIyTNLLwsQHoyoCCao2VA/GIZgCH2Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T13:12:31.969082Z"},"content_sha256":"d971e17fa9de0c476b0263a9695910b2de55bdb125705b4aa727588331490fa6","schema_version":"1.0","event_id":"sha256:d971e17fa9de0c476b0263a9695910b2de55bdb125705b4aa727588331490fa6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:4ZVTSEO7HR3JC5YGHVLWC2NOKW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hybrid Interface States and Spin Polarization at Ferromagnetic Metal-Organic Heterojunctions: Interface Engineering for Efficient Spin Injection in Organic Spintronics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Amilcar Bedoya-Pinto, Luis Hueso, Mats Fahlman, Patrizio Graziosi, Shengwei Shi, Valentin A. Dediu, Xianjie Liu, Xin Li, Yi Luo, Zhengyi Sun","submitted_at":"2014-03-21T07:59:29Z","abstract_excerpt":"Ferromagnetic metal-organic semiconductor (FM-OSC) hybrid interfaces have shown to play an important role for spin injection in organic spintronics. Here, 11,11,12,12-tetracyanonaptho-2,6-quinodimethane (TNAP) is introduced as an interfacial layer in Co-OSCs heterojunction with an aim to tune the spin injection. The Co/TNAP interface is investigated by use of X-ray and ultraviolet photoelectron spectroscopy (XPS/UPS), near edge X-ray absorption fine structure (NEXAFS) and X-ray magnetic circular dichroism (XMCD). Hybrid interface states (HIS) are observed at Co/TNAP interface resulting from ch"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1403.5390","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":"2026-05-18T00:15:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OOQTbrWGzyLaZBVGxAxmgYXTXCo5O2a692ZS1jkMF9BOI/afhz7Dx/BkgQNjGTE9i0P187Cl+D5r+1Zw/ocCCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T13:12:31.969455Z"},"content_sha256":"19ff7525b863f09f86bcf0bfec24b1f9985a95cc98c2b936cf2a0ded287e559e","schema_version":"1.0","event_id":"sha256:19ff7525b863f09f86bcf0bfec24b1f9985a95cc98c2b936cf2a0ded287e559e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4ZVTSEO7HR3JC5YGHVLWC2NOKW/bundle.json","state_url":"https://pith.science/pith/4ZVTSEO7HR3JC5YGHVLWC2NOKW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4ZVTSEO7HR3JC5YGHVLWC2NOKW/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":"2026-05-28T13:12:31Z","links":{"resolver":"https://pith.science/pith/4ZVTSEO7HR3JC5YGHVLWC2NOKW","bundle":"https://pith.science/pith/4ZVTSEO7HR3JC5YGHVLWC2NOKW/bundle.json","state":"https://pith.science/pith/4ZVTSEO7HR3JC5YGHVLWC2NOKW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4ZVTSEO7HR3JC5YGHVLWC2NOKW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:4ZVTSEO7HR3JC5YGHVLWC2NOKW","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":"d831e0f2617ebde72f7d2059d8ba8ac7bddd17e35c3f8a22a6c567e62e9bec86","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-03-21T07:59:29Z","title_canon_sha256":"7d5c3f434d72191757514b07b34abfec772836b562d844dd3292e091452c32dc"},"schema_version":"1.0","source":{"id":"1403.5390","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1403.5390","created_at":"2026-05-18T00:15:38Z"},{"alias_kind":"arxiv_version","alias_value":"1403.5390v1","created_at":"2026-05-18T00:15:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1403.5390","created_at":"2026-05-18T00:15:38Z"},{"alias_kind":"pith_short_12","alias_value":"4ZVTSEO7HR3J","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_16","alias_value":"4ZVTSEO7HR3JC5YG","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_8","alias_value":"4ZVTSEO7","created_at":"2026-05-18T12:28:14Z"}],"graph_snapshots":[{"event_id":"sha256:19ff7525b863f09f86bcf0bfec24b1f9985a95cc98c2b936cf2a0ded287e559e","target":"graph","created_at":"2026-05-18T00:15:38Z","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":"Ferromagnetic metal-organic semiconductor (FM-OSC) hybrid interfaces have shown to play an important role for spin injection in organic spintronics. Here, 11,11,12,12-tetracyanonaptho-2,6-quinodimethane (TNAP) is introduced as an interfacial layer in Co-OSCs heterojunction with an aim to tune the spin injection. The Co/TNAP interface is investigated by use of X-ray and ultraviolet photoelectron spectroscopy (XPS/UPS), near edge X-ray absorption fine structure (NEXAFS) and X-ray magnetic circular dichroism (XMCD). Hybrid interface states (HIS) are observed at Co/TNAP interface resulting from ch","authors_text":"Amilcar Bedoya-Pinto, Luis Hueso, Mats Fahlman, Patrizio Graziosi, Shengwei Shi, Valentin A. Dediu, Xianjie Liu, Xin Li, Yi Luo, Zhengyi Sun","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-03-21T07:59:29Z","title":"Hybrid Interface States and Spin Polarization at Ferromagnetic Metal-Organic Heterojunctions: Interface Engineering for Efficient Spin Injection in Organic Spintronics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1403.5390","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:d971e17fa9de0c476b0263a9695910b2de55bdb125705b4aa727588331490fa6","target":"record","created_at":"2026-05-18T00:15:38Z","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":"d831e0f2617ebde72f7d2059d8ba8ac7bddd17e35c3f8a22a6c567e62e9bec86","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-03-21T07:59:29Z","title_canon_sha256":"7d5c3f434d72191757514b07b34abfec772836b562d844dd3292e091452c32dc"},"schema_version":"1.0","source":{"id":"1403.5390","kind":"arxiv","version":1}},"canonical_sha256":"e66b3911df3c769177063d576169ae55b44add24968e297630d858dbadce3fa2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e66b3911df3c769177063d576169ae55b44add24968e297630d858dbadce3fa2","first_computed_at":"2026-05-18T00:15:38.329566Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:15:38.329566Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cK6JKhjU4CynK+rYHXP1ngmGqOOMb5ANFa2frTZnysZ3R6tdRIeyDJOGexH8DFgyIRTrJaJ0XXfKVbOeLBU1Bg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:15:38.330212Z","signed_message":"canonical_sha256_bytes"},"source_id":"1403.5390","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d971e17fa9de0c476b0263a9695910b2de55bdb125705b4aa727588331490fa6","sha256:19ff7525b863f09f86bcf0bfec24b1f9985a95cc98c2b936cf2a0ded287e559e"],"state_sha256":"2143396e5ddb8e324589a3d5005d87bff0fd15a50713bd8aa75c2a8976472e33"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oWhUBboeIcbWtY9UmJb6pmVvOR/yguBcO9oig3blqWTlVBNdpJ2JZLHWqb3JbVwcmciegrGAMvos/B8l8FnvCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T13:12:31.971395Z","bundle_sha256":"3d407bc888102cb4a66e723056e550510912e69bf6bcb1333f3056db23af4800"}}