{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:CMKIRQBHGTLKTURTECILPKWRJ4","short_pith_number":"pith:CMKIRQBH","canonical_record":{"source":{"id":"2306.00556","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2023-06-01T11:17:33Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"6a739c304489ac0db4d323ff61d5811b13a81f848589e6bce2ef96dc80ef9d9d","abstract_canon_sha256":"0c1479b0f2fba8f06551cf2b1dc387df523021f35cfbcd5f2258c9bdc5fd8d0d"},"schema_version":"1.0"},"canonical_sha256":"131488c02734d6a9d2332090b7aad14f241e0aa62f77fde52d947773b0af835b","source":{"kind":"arxiv","id":"2306.00556","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2306.00556","created_at":"2026-07-05T06:27:24Z"},{"alias_kind":"arxiv_version","alias_value":"2306.00556v1","created_at":"2026-07-05T06:27:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2306.00556","created_at":"2026-07-05T06:27:24Z"},{"alias_kind":"pith_short_12","alias_value":"CMKIRQBHGTLK","created_at":"2026-07-05T06:27:24Z"},{"alias_kind":"pith_short_16","alias_value":"CMKIRQBHGTLKTURT","created_at":"2026-07-05T06:27:24Z"},{"alias_kind":"pith_short_8","alias_value":"CMKIRQBH","created_at":"2026-07-05T06:27:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:CMKIRQBHGTLKTURTECILPKWRJ4","target":"record","payload":{"canonical_record":{"source":{"id":"2306.00556","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2023-06-01T11:17:33Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"6a739c304489ac0db4d323ff61d5811b13a81f848589e6bce2ef96dc80ef9d9d","abstract_canon_sha256":"0c1479b0f2fba8f06551cf2b1dc387df523021f35cfbcd5f2258c9bdc5fd8d0d"},"schema_version":"1.0"},"canonical_sha256":"131488c02734d6a9d2332090b7aad14f241e0aa62f77fde52d947773b0af835b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:27:24.870053Z","signature_b64":"afPqiUk31QFOOa196PN1WVmi6nvf6FYoLY5yrB/R+uUqw/XtLkvDfKyDCyirv5+pxPRbBG65KpV4MXp8j8utCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"131488c02734d6a9d2332090b7aad14f241e0aa62f77fde52d947773b0af835b","last_reissued_at":"2026-07-05T06:27:24.869628Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:27:24.869628Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2306.00556","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":"2026-07-05T06:27:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"V9THEhtiZUZW225Rks248SG6kAASSWJ21CIThW41F4MlJ/XMZE/YECKqqqxlOpTJ5eKfmmRTCckTNsPD2JekAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T17:31:50.988453Z"},"content_sha256":"5a56da66e7b3ea080e99f328f6b4a919eb5e035bc9884ba74e8bf3644fb04cc7","schema_version":"1.0","event_id":"sha256:5a56da66e7b3ea080e99f328f6b4a919eb5e035bc9884ba74e8bf3644fb04cc7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:CMKIRQBHGTLKTURTECILPKWRJ4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"High transport spin polarization in the van der Waals ferromagnet Fe$_4$GeTe$_2$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.supr-con","authors_text":"Basavaraja G., Deepti Rana, Goutam Sheet, Mintu Mondal, Monika Bhakar, Mukul Kabir, Neeraj Saini, Satyabrata Bera, Suman Kalyan Pradhan","submitted_at":"2023-06-01T11:17:33Z","abstract_excerpt":"The challenging task of scaling-down the size of the power saving electronic devices can be accomplished by exploiting the spin degree of freedom of the conduction electrons in van der Waals (vdW) spintronic architectures built with 2D materials. One of the key components of such a device is a near-room temperature 2D ferromagnet with good metallicity that can generate a highly spin-polarized electronic transport current. However, most of the known 2D ferromagnets have either a very low temperature ordering, poor conductivity, or low spin polarization. In this context, the Fe$_n$GeTe$_2$ (with"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2306.00556","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2306.00556/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":"2026-07-05T06:27:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sWg33L9XRvA08KkA2K39QVs0gMUQMLoQrpWBsV4vZdYSchs8eHeX+gmnsnBmqYQ2/W2BGV7xAN0/+Ic2KFm4AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T17:31:50.988959Z"},"content_sha256":"fed8175fbdf2ead4bb4323df698c3326c0698504c3606dd74aab2116f39b0985","schema_version":"1.0","event_id":"sha256:fed8175fbdf2ead4bb4323df698c3326c0698504c3606dd74aab2116f39b0985"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CMKIRQBHGTLKTURTECILPKWRJ4/bundle.json","state_url":"https://pith.science/pith/CMKIRQBHGTLKTURTECILPKWRJ4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CMKIRQBHGTLKTURTECILPKWRJ4/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":"2026-08-03T17:31:50Z","links":{"resolver":"https://pith.science/pith/CMKIRQBHGTLKTURTECILPKWRJ4","bundle":"https://pith.science/pith/CMKIRQBHGTLKTURTECILPKWRJ4/bundle.json","state":"https://pith.science/pith/CMKIRQBHGTLKTURTECILPKWRJ4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CMKIRQBHGTLKTURTECILPKWRJ4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:CMKIRQBHGTLKTURTECILPKWRJ4","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":"0c1479b0f2fba8f06551cf2b1dc387df523021f35cfbcd5f2258c9bdc5fd8d0d","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2023-06-01T11:17:33Z","title_canon_sha256":"6a739c304489ac0db4d323ff61d5811b13a81f848589e6bce2ef96dc80ef9d9d"},"schema_version":"1.0","source":{"id":"2306.00556","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2306.00556","created_at":"2026-07-05T06:27:24Z"},{"alias_kind":"arxiv_version","alias_value":"2306.00556v1","created_at":"2026-07-05T06:27:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2306.00556","created_at":"2026-07-05T06:27:24Z"},{"alias_kind":"pith_short_12","alias_value":"CMKIRQBHGTLK","created_at":"2026-07-05T06:27:24Z"},{"alias_kind":"pith_short_16","alias_value":"CMKIRQBHGTLKTURT","created_at":"2026-07-05T06:27:24Z"},{"alias_kind":"pith_short_8","alias_value":"CMKIRQBH","created_at":"2026-07-05T06:27:24Z"}],"graph_snapshots":[{"event_id":"sha256:fed8175fbdf2ead4bb4323df698c3326c0698504c3606dd74aab2116f39b0985","target":"graph","created_at":"2026-07-05T06:27:24Z","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/2306.00556/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The challenging task of scaling-down the size of the power saving electronic devices can be accomplished by exploiting the spin degree of freedom of the conduction electrons in van der Waals (vdW) spintronic architectures built with 2D materials. One of the key components of such a device is a near-room temperature 2D ferromagnet with good metallicity that can generate a highly spin-polarized electronic transport current. However, most of the known 2D ferromagnets have either a very low temperature ordering, poor conductivity, or low spin polarization. In this context, the Fe$_n$GeTe$_2$ (with","authors_text":"Basavaraja G., Deepti Rana, Goutam Sheet, Mintu Mondal, Monika Bhakar, Mukul Kabir, Neeraj Saini, Satyabrata Bera, Suman Kalyan Pradhan","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2023-06-01T11:17:33Z","title":"High transport spin polarization in the van der Waals ferromagnet Fe$_4$GeTe$_2$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2306.00556","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":"sha256:5a56da66e7b3ea080e99f328f6b4a919eb5e035bc9884ba74e8bf3644fb04cc7","target":"record","created_at":"2026-07-05T06:27:24Z","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":"0c1479b0f2fba8f06551cf2b1dc387df523021f35cfbcd5f2258c9bdc5fd8d0d","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2023-06-01T11:17:33Z","title_canon_sha256":"6a739c304489ac0db4d323ff61d5811b13a81f848589e6bce2ef96dc80ef9d9d"},"schema_version":"1.0","source":{"id":"2306.00556","kind":"arxiv","version":1}},"canonical_sha256":"131488c02734d6a9d2332090b7aad14f241e0aa62f77fde52d947773b0af835b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"131488c02734d6a9d2332090b7aad14f241e0aa62f77fde52d947773b0af835b","first_computed_at":"2026-07-05T06:27:24.869628Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:27:24.869628Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"afPqiUk31QFOOa196PN1WVmi6nvf6FYoLY5yrB/R+uUqw/XtLkvDfKyDCyirv5+pxPRbBG65KpV4MXp8j8utCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T06:27:24.870053Z","signed_message":"canonical_sha256_bytes"},"source_id":"2306.00556","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5a56da66e7b3ea080e99f328f6b4a919eb5e035bc9884ba74e8bf3644fb04cc7","sha256:fed8175fbdf2ead4bb4323df698c3326c0698504c3606dd74aab2116f39b0985"],"state_sha256":"609f938d45d9247331c694cac57deccb105ad3b5d5333aeac80c7c40b8e053e4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MhQiK4BiWr7wTnvacSaexibmRUJ2S7wRyRv6YGWBwowB8MPEJQe9hLhgS2jUI8JN8R5vTuHSXl9ToOZph/OdAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T17:31:50.993817Z","bundle_sha256":"fd751b29d1ce7bf12613cabb4685ceb3327daac1dd128cc7e3f4feec399b86b1"}}