{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:4WPHZOJ4RFZXVENHCZDR3POEPT","short_pith_number":"pith:4WPHZOJ4","canonical_record":{"source":{"id":"2012.15549","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2020-12-31T11:20:10Z","cross_cats_sorted":[],"title_canon_sha256":"bedd030b24adea80b9a8e4ef452a35975d569b8a10c14f9a8b82f951cf259426","abstract_canon_sha256":"c4e31ac4a1dd570b90d4f7773360176d9cd615ce150ad33abe4be430d9b05a40"},"schema_version":"1.0"},"canonical_sha256":"e59e7cb93c89737a91a716471dbdc47cdb4772d66f6db1b1ef1c41e910d530cc","source":{"kind":"arxiv","id":"2012.15549","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.15549","created_at":"2026-07-05T02:43:32Z"},{"alias_kind":"arxiv_version","alias_value":"2012.15549v3","created_at":"2026-07-05T02:43:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.15549","created_at":"2026-07-05T02:43:32Z"},{"alias_kind":"pith_short_12","alias_value":"4WPHZOJ4RFZX","created_at":"2026-07-05T02:43:32Z"},{"alias_kind":"pith_short_16","alias_value":"4WPHZOJ4RFZXVENH","created_at":"2026-07-05T02:43:32Z"},{"alias_kind":"pith_short_8","alias_value":"4WPHZOJ4","created_at":"2026-07-05T02:43:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:4WPHZOJ4RFZXVENHCZDR3POEPT","target":"record","payload":{"canonical_record":{"source":{"id":"2012.15549","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2020-12-31T11:20:10Z","cross_cats_sorted":[],"title_canon_sha256":"bedd030b24adea80b9a8e4ef452a35975d569b8a10c14f9a8b82f951cf259426","abstract_canon_sha256":"c4e31ac4a1dd570b90d4f7773360176d9cd615ce150ad33abe4be430d9b05a40"},"schema_version":"1.0"},"canonical_sha256":"e59e7cb93c89737a91a716471dbdc47cdb4772d66f6db1b1ef1c41e910d530cc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:43:32.018908Z","signature_b64":"M3bhf1l3eTDID8cN90DYbdih0KMT9WhsmCA7kZ9ERvUZXeERisogcD0RcJz4F289TUQztT3fdVN1j9lIR8gPCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e59e7cb93c89737a91a716471dbdc47cdb4772d66f6db1b1ef1c41e910d530cc","last_reissued_at":"2026-07-05T02:43:32.018409Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:43:32.018409Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2012.15549","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T02:43:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"q2MdfzS7lFvAyAKzWSR0GOc2A0RKyD/QAJvtYRENmwztcLBJXNMtzInZbfphJgOW1shPAPV9V2YiEi2TfxZqBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-18T11:58:51.787958Z"},"content_sha256":"751e4e0b6872e13a65bd29e57d9b874c719a112d2874709be1badbc5e53fdb72","schema_version":"1.0","event_id":"sha256:751e4e0b6872e13a65bd29e57d9b874c719a112d2874709be1badbc5e53fdb72"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:4WPHZOJ4RFZXVENHCZDR3POEPT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Coexistence of superconductivity and spin-splitting fields in superconductor/ferromagnetic insulator bilayers of arbitrary thickness","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Alberto Hijano, Carmen Gonz\\'alez-Orellana, Celia Rogero, E. Strambini, F. Giazotto, F. Sebasti\\'an Bergeret, Maxim Ilyn, Mikel Rouco, M. Spies, N. Ligato, P. Virtanen, S. Khorshidian, Stefan Ili\\'c, T. T. Heikkil\\\"a","submitted_at":"2020-12-31T11:20:10Z","abstract_excerpt":"Ferromagnetic insulators can induce a strong exchange field in an adjacent superconductor via the magnetic proximity effect. This manifests as spin-splitting of the BCS density of states of the superconductor, an important ingredient for numerous superconducting spintronics applications and the realization of Majorana fermions. A crucial parameter that determines the magnitude of the induced spin-splitting in FI/S bilayers is the thickness of the S layer $d$: In very thin samples, the superconductivity is suppressed by the strong magnetism. By contrast, in very thick samples, the spin splittin"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.15549","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2012.15549/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T02:43:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J615y3IK14C7/+tAx9jzKuCQXzLTeLNtR2k/Yq9WbfnhGb04hT/v3Eup5SSq+Stkw2o4Rmw150xiKiUW5pydCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-18T11:58:51.788356Z"},"content_sha256":"6c9b4473502cfff24277d620ed651c1a04db5416d264985d86d255379b25a3de","schema_version":"1.0","event_id":"sha256:6c9b4473502cfff24277d620ed651c1a04db5416d264985d86d255379b25a3de"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4WPHZOJ4RFZXVENHCZDR3POEPT/bundle.json","state_url":"https://pith.science/pith/4WPHZOJ4RFZXVENHCZDR3POEPT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4WPHZOJ4RFZXVENHCZDR3POEPT/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":"2026-07-18T11:58:51Z","links":{"resolver":"https://pith.science/pith/4WPHZOJ4RFZXVENHCZDR3POEPT","bundle":"https://pith.science/pith/4WPHZOJ4RFZXVENHCZDR3POEPT/bundle.json","state":"https://pith.science/pith/4WPHZOJ4RFZXVENHCZDR3POEPT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4WPHZOJ4RFZXVENHCZDR3POEPT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:4WPHZOJ4RFZXVENHCZDR3POEPT","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":"c4e31ac4a1dd570b90d4f7773360176d9cd615ce150ad33abe4be430d9b05a40","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2020-12-31T11:20:10Z","title_canon_sha256":"bedd030b24adea80b9a8e4ef452a35975d569b8a10c14f9a8b82f951cf259426"},"schema_version":"1.0","source":{"id":"2012.15549","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.15549","created_at":"2026-07-05T02:43:32Z"},{"alias_kind":"arxiv_version","alias_value":"2012.15549v3","created_at":"2026-07-05T02:43:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.15549","created_at":"2026-07-05T02:43:32Z"},{"alias_kind":"pith_short_12","alias_value":"4WPHZOJ4RFZX","created_at":"2026-07-05T02:43:32Z"},{"alias_kind":"pith_short_16","alias_value":"4WPHZOJ4RFZXVENH","created_at":"2026-07-05T02:43:32Z"},{"alias_kind":"pith_short_8","alias_value":"4WPHZOJ4","created_at":"2026-07-05T02:43:32Z"}],"graph_snapshots":[{"event_id":"sha256:6c9b4473502cfff24277d620ed651c1a04db5416d264985d86d255379b25a3de","target":"graph","created_at":"2026-07-05T02:43:32Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2012.15549/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Ferromagnetic insulators can induce a strong exchange field in an adjacent superconductor via the magnetic proximity effect. This manifests as spin-splitting of the BCS density of states of the superconductor, an important ingredient for numerous superconducting spintronics applications and the realization of Majorana fermions. A crucial parameter that determines the magnitude of the induced spin-splitting in FI/S bilayers is the thickness of the S layer $d$: In very thin samples, the superconductivity is suppressed by the strong magnetism. By contrast, in very thick samples, the spin splittin","authors_text":"Alberto Hijano, Carmen Gonz\\'alez-Orellana, Celia Rogero, E. Strambini, F. Giazotto, F. Sebasti\\'an Bergeret, Maxim Ilyn, Mikel Rouco, M. Spies, N. Ligato, P. Virtanen, S. Khorshidian, Stefan Ili\\'c, T. T. Heikkil\\\"a","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2020-12-31T11:20:10Z","title":"Coexistence of superconductivity and spin-splitting fields in superconductor/ferromagnetic insulator bilayers of arbitrary thickness"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.15549","kind":"arxiv","version":3},"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":"sha256:751e4e0b6872e13a65bd29e57d9b874c719a112d2874709be1badbc5e53fdb72","target":"record","created_at":"2026-07-05T02:43:32Z","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":"c4e31ac4a1dd570b90d4f7773360176d9cd615ce150ad33abe4be430d9b05a40","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2020-12-31T11:20:10Z","title_canon_sha256":"bedd030b24adea80b9a8e4ef452a35975d569b8a10c14f9a8b82f951cf259426"},"schema_version":"1.0","source":{"id":"2012.15549","kind":"arxiv","version":3}},"canonical_sha256":"e59e7cb93c89737a91a716471dbdc47cdb4772d66f6db1b1ef1c41e910d530cc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e59e7cb93c89737a91a716471dbdc47cdb4772d66f6db1b1ef1c41e910d530cc","first_computed_at":"2026-07-05T02:43:32.018409Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:43:32.018409Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"M3bhf1l3eTDID8cN90DYbdih0KMT9WhsmCA7kZ9ERvUZXeERisogcD0RcJz4F289TUQztT3fdVN1j9lIR8gPCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T02:43:32.018908Z","signed_message":"canonical_sha256_bytes"},"source_id":"2012.15549","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:751e4e0b6872e13a65bd29e57d9b874c719a112d2874709be1badbc5e53fdb72","sha256:6c9b4473502cfff24277d620ed651c1a04db5416d264985d86d255379b25a3de"],"state_sha256":"4a9e9b2040c060c0aef3586e3e9ff006a3669fa45b120189628d5f8e8132ab4c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"REI/8xK5TLJ/K5d3URq4asDts+mZ/jhxCYvpypUH8T05KDIjWDClo3I6HPUx926ncx7fw+NojSu2nKo2dxdpBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-18T11:58:51.790440Z","bundle_sha256":"76e8b125b46006133be969a992ebaee3738cfef79e3ca2298fb7ff2e177d7ffa"}}