{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:JEAOR2OIJJKIG7FGON3QQ45LQ4","short_pith_number":"pith:JEAOR2OI","canonical_record":{"source":{"id":"1306.6258","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-06-26T14:32:54Z","cross_cats_sorted":[],"title_canon_sha256":"183b175ac31bf9d6b0d8b58a8041f78c7a4d398c0808054c401c1a4b2fd3a593","abstract_canon_sha256":"fa7f67271bb49035cf85f792eafa905485361376f01c3e1c194b7a6523f6c1fc"},"schema_version":"1.0"},"canonical_sha256":"4900e8e9c84a54837ca673770873ab8732a983fb25ee22898dfea1ffeb51d049","source":{"kind":"arxiv","id":"1306.6258","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.6258","created_at":"2026-05-18T01:49:07Z"},{"alias_kind":"arxiv_version","alias_value":"1306.6258v1","created_at":"2026-05-18T01:49:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.6258","created_at":"2026-05-18T01:49:07Z"},{"alias_kind":"pith_short_12","alias_value":"JEAOR2OIJJKI","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_16","alias_value":"JEAOR2OIJJKIG7FG","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_8","alias_value":"JEAOR2OI","created_at":"2026-05-18T12:27:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:JEAOR2OIJJKIG7FGON3QQ45LQ4","target":"record","payload":{"canonical_record":{"source":{"id":"1306.6258","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-06-26T14:32:54Z","cross_cats_sorted":[],"title_canon_sha256":"183b175ac31bf9d6b0d8b58a8041f78c7a4d398c0808054c401c1a4b2fd3a593","abstract_canon_sha256":"fa7f67271bb49035cf85f792eafa905485361376f01c3e1c194b7a6523f6c1fc"},"schema_version":"1.0"},"canonical_sha256":"4900e8e9c84a54837ca673770873ab8732a983fb25ee22898dfea1ffeb51d049","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:49:07.596674Z","signature_b64":"HbPFLytLMzKoVHmplui+cynpLSJc1aYvjFiHnkIVoV9OijNU+MZUx5vnudLu8aoXCJ6XWWjco3LF3b4zqIbQAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4900e8e9c84a54837ca673770873ab8732a983fb25ee22898dfea1ffeb51d049","last_reissued_at":"2026-05-18T01:49:07.596125Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:49:07.596125Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1306.6258","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":"2026-05-18T01:49:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yLjUJme6fTznjEaysd1F4wWcyve3ee5b9xSKCkjXpJ/Xek/8JYuBVuQm55xbQP28aY+jK+X2oE55cMwcOZBSDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T15:14:53.871186Z"},"content_sha256":"f7ee6a787ff4af6163f34db849edd93981c4e9f83e8960af4eea7c6fa604902a","schema_version":"1.0","event_id":"sha256:f7ee6a787ff4af6163f34db849edd93981c4e9f83e8960af4eea7c6fa604902a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:JEAOR2OIJJKIG7FGON3QQ45LQ4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Electrically Detected Double Electron-Electron Resonance: Exchange Interaction of 31P Donors and Pb0 Defects at the Si/SiO2 Interface","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Felix Hoehne, Hans Huebl, Lukas Dreher, Markus Kuenzl, Martin S. Brandt, Martin Stutzmann, Max Suckert","submitted_at":"2013-06-26T14:32:54Z","abstract_excerpt":"We study the coupling of Pb0 dangling bond defects at the Si/SiO2 interface and 31P donors in an epitaxial layer directly underneath using electrically detected double electron-electron resonance (EDDEER). An exponential decay of the EDDEER signal is observed, which is attributed to a broad distribution of exchange coupling strengths J/2pi from 25 kHz to 3 MHz. Comparison of the experimental data with a numerical simulation of the exchange coupling shows that this range of coupling strengths corresponds to 31P-Pb0 distances ranging from 14 nm to 20 nm."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.6258","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":"2026-05-18T01:49:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YyFDOVgEXyQFSgaSFqnXYS9Pg7Hh+GnEHngU6/0EoYIGczsKGoLIdgpLL9HHzoGWauaXJj490bEgbR2Mg6eYAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T15:14:53.871542Z"},"content_sha256":"b61546f8faf7b5f6e29a00e96ac282875db2535cf6e54e2b932ee4b8ea8fe109","schema_version":"1.0","event_id":"sha256:b61546f8faf7b5f6e29a00e96ac282875db2535cf6e54e2b932ee4b8ea8fe109"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JEAOR2OIJJKIG7FGON3QQ45LQ4/bundle.json","state_url":"https://pith.science/pith/JEAOR2OIJJKIG7FGON3QQ45LQ4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JEAOR2OIJJKIG7FGON3QQ45LQ4/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":"2026-06-01T15:14:53Z","links":{"resolver":"https://pith.science/pith/JEAOR2OIJJKIG7FGON3QQ45LQ4","bundle":"https://pith.science/pith/JEAOR2OIJJKIG7FGON3QQ45LQ4/bundle.json","state":"https://pith.science/pith/JEAOR2OIJJKIG7FGON3QQ45LQ4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JEAOR2OIJJKIG7FGON3QQ45LQ4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:JEAOR2OIJJKIG7FGON3QQ45LQ4","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":"fa7f67271bb49035cf85f792eafa905485361376f01c3e1c194b7a6523f6c1fc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-06-26T14:32:54Z","title_canon_sha256":"183b175ac31bf9d6b0d8b58a8041f78c7a4d398c0808054c401c1a4b2fd3a593"},"schema_version":"1.0","source":{"id":"1306.6258","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.6258","created_at":"2026-05-18T01:49:07Z"},{"alias_kind":"arxiv_version","alias_value":"1306.6258v1","created_at":"2026-05-18T01:49:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.6258","created_at":"2026-05-18T01:49:07Z"},{"alias_kind":"pith_short_12","alias_value":"JEAOR2OIJJKI","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_16","alias_value":"JEAOR2OIJJKIG7FG","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_8","alias_value":"JEAOR2OI","created_at":"2026-05-18T12:27:49Z"}],"graph_snapshots":[{"event_id":"sha256:b61546f8faf7b5f6e29a00e96ac282875db2535cf6e54e2b932ee4b8ea8fe109","target":"graph","created_at":"2026-05-18T01:49:07Z","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":"We study the coupling of Pb0 dangling bond defects at the Si/SiO2 interface and 31P donors in an epitaxial layer directly underneath using electrically detected double electron-electron resonance (EDDEER). An exponential decay of the EDDEER signal is observed, which is attributed to a broad distribution of exchange coupling strengths J/2pi from 25 kHz to 3 MHz. Comparison of the experimental data with a numerical simulation of the exchange coupling shows that this range of coupling strengths corresponds to 31P-Pb0 distances ranging from 14 nm to 20 nm.","authors_text":"Felix Hoehne, Hans Huebl, Lukas Dreher, Markus Kuenzl, Martin S. Brandt, Martin Stutzmann, Max Suckert","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-06-26T14:32:54Z","title":"Electrically Detected Double Electron-Electron Resonance: Exchange Interaction of 31P Donors and Pb0 Defects at the Si/SiO2 Interface"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.6258","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:f7ee6a787ff4af6163f34db849edd93981c4e9f83e8960af4eea7c6fa604902a","target":"record","created_at":"2026-05-18T01:49:07Z","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":"fa7f67271bb49035cf85f792eafa905485361376f01c3e1c194b7a6523f6c1fc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-06-26T14:32:54Z","title_canon_sha256":"183b175ac31bf9d6b0d8b58a8041f78c7a4d398c0808054c401c1a4b2fd3a593"},"schema_version":"1.0","source":{"id":"1306.6258","kind":"arxiv","version":1}},"canonical_sha256":"4900e8e9c84a54837ca673770873ab8732a983fb25ee22898dfea1ffeb51d049","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4900e8e9c84a54837ca673770873ab8732a983fb25ee22898dfea1ffeb51d049","first_computed_at":"2026-05-18T01:49:07.596125Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:49:07.596125Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HbPFLytLMzKoVHmplui+cynpLSJc1aYvjFiHnkIVoV9OijNU+MZUx5vnudLu8aoXCJ6XWWjco3LF3b4zqIbQAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:49:07.596674Z","signed_message":"canonical_sha256_bytes"},"source_id":"1306.6258","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f7ee6a787ff4af6163f34db849edd93981c4e9f83e8960af4eea7c6fa604902a","sha256:b61546f8faf7b5f6e29a00e96ac282875db2535cf6e54e2b932ee4b8ea8fe109"],"state_sha256":"40a20973d0bb24d1398d7c58ef4676678fc8d86b3458433ec5f978d8b84ee9b8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UX9OpdtSaw7Abkwvgoz4wqGiizDzTEn6yRifA7tsL+A385pNGQKgA7Yp7XqpnQerzTYTGp0g3Oie5tPf7BrdCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T15:14:53.873359Z","bundle_sha256":"4cce161dd8383b76eeea725a7337ab10fee6825a44ee57ee3e32658026bb3b8a"}}