{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:EW46SNZ6PVE7HSN3WKNIANYMRJ","short_pith_number":"pith:EW46SNZ6","canonical_record":{"source":{"id":"2106.03303","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-06-07T02:26:21Z","cross_cats_sorted":[],"title_canon_sha256":"de9a20434f3afb8b46e91d355f6378379105d75e29b35d3c2f1ec6ed11484ed3","abstract_canon_sha256":"2ae2ffbedda08496189462716102ab579f182783f3711670f48904014b826b36"},"schema_version":"1.0"},"canonical_sha256":"25b9e9373e7d49f3c9bbb29a80370c8a45ef78df62ef8ba5e14d32bad6b11872","source":{"kind":"arxiv","id":"2106.03303","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2106.03303","created_at":"2026-07-05T08:33:20Z"},{"alias_kind":"arxiv_version","alias_value":"2106.03303v1","created_at":"2026-07-05T08:33:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2106.03303","created_at":"2026-07-05T08:33:20Z"},{"alias_kind":"pith_short_12","alias_value":"EW46SNZ6PVE7","created_at":"2026-07-05T08:33:20Z"},{"alias_kind":"pith_short_16","alias_value":"EW46SNZ6PVE7HSN3","created_at":"2026-07-05T08:33:20Z"},{"alias_kind":"pith_short_8","alias_value":"EW46SNZ6","created_at":"2026-07-05T08:33:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:EW46SNZ6PVE7HSN3WKNIANYMRJ","target":"record","payload":{"canonical_record":{"source":{"id":"2106.03303","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-06-07T02:26:21Z","cross_cats_sorted":[],"title_canon_sha256":"de9a20434f3afb8b46e91d355f6378379105d75e29b35d3c2f1ec6ed11484ed3","abstract_canon_sha256":"2ae2ffbedda08496189462716102ab579f182783f3711670f48904014b826b36"},"schema_version":"1.0"},"canonical_sha256":"25b9e9373e7d49f3c9bbb29a80370c8a45ef78df62ef8ba5e14d32bad6b11872","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:33:20.673566Z","signature_b64":"FJwi2IpK+lH4bdpdF6gaHiYtCF8q77lGVJ911qb42mJ0Yae9Uc7+zmGt/ZX8DW7wkoLL+ZGUguxREGluWcLDCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"25b9e9373e7d49f3c9bbb29a80370c8a45ef78df62ef8ba5e14d32bad6b11872","last_reissued_at":"2026-07-05T08:33:20.673151Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:33:20.673151Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2106.03303","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":"2026-07-05T08:33:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IvPHeU5gJhCAHKIWxH1pQ1qLY58aRWa8JYxGEq4wqiyveDsXcG/uTHvMipWT3kT4nX8zWdTsNu8t86iaVwPTDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T02:45:26.217714Z"},"content_sha256":"f5a4a9aceeeed6b233e7c61c1d2be81c21c50fe6b6b0782c48a3af5c7fa8309e","schema_version":"1.0","event_id":"sha256:f5a4a9aceeeed6b233e7c61c1d2be81c21c50fe6b6b0782c48a3af5c7fa8309e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:EW46SNZ6PVE7HSN3WKNIANYMRJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Coherent epitaxy of trilayer nickelate (Nd0.8Sr0.2)4Ni3O10 films by high-pressure magnetron sputtering","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Jiachang Bi, Jiagui Feng, Jie Sun, Jingkai Yang, Ruyi Zhang, Shaoqin Peng, Xinming Wang, Yanwei Cao, Yujuan Pei","submitted_at":"2021-06-07T02:26:21Z","abstract_excerpt":"Rare-earth (R) nickelates (such as perovskite RNiO3, trilayer R4Ni3O10, and infinite layer RNiO2) have attracted tremendous interest very recently. However, unlike widely studied RNiO3 and RNiO2 films, the synthesis of trilayer nickelate R4Ni3O10 films is rarely reported. Here, single-crystalline (Nd0.8Sr0.2)4Ni3O10 epitaxial films were coherently grown on SrTiO3 substrates by high-pressure magnetron sputtering. The crystal and electronic structures of (Nd0.8Sr0.2)4Ni3O10 films were characterized by high-resolution X-ray diffraction and X-ray photoemission spectroscopy, respectively. The elect"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2106.03303","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/2106.03303/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":"2026-07-05T08:33:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XJEhBosQXT6+UFU0K3GAlkUdK2DpD/oofNjnCcxpDQkVVM/YBL8wWQ3QKxjPHoDFD2PaJ72JoMLXdWY5RndkDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T02:45:26.218212Z"},"content_sha256":"01b5f104ee64630b74fdbd16474bae6cd852307e5b4ba8af69658bc99724b746","schema_version":"1.0","event_id":"sha256:01b5f104ee64630b74fdbd16474bae6cd852307e5b4ba8af69658bc99724b746"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EW46SNZ6PVE7HSN3WKNIANYMRJ/bundle.json","state_url":"https://pith.science/pith/EW46SNZ6PVE7HSN3WKNIANYMRJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EW46SNZ6PVE7HSN3WKNIANYMRJ/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":"2026-08-04T02:45:26Z","links":{"resolver":"https://pith.science/pith/EW46SNZ6PVE7HSN3WKNIANYMRJ","bundle":"https://pith.science/pith/EW46SNZ6PVE7HSN3WKNIANYMRJ/bundle.json","state":"https://pith.science/pith/EW46SNZ6PVE7HSN3WKNIANYMRJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EW46SNZ6PVE7HSN3WKNIANYMRJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:EW46SNZ6PVE7HSN3WKNIANYMRJ","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":"2ae2ffbedda08496189462716102ab579f182783f3711670f48904014b826b36","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-06-07T02:26:21Z","title_canon_sha256":"de9a20434f3afb8b46e91d355f6378379105d75e29b35d3c2f1ec6ed11484ed3"},"schema_version":"1.0","source":{"id":"2106.03303","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2106.03303","created_at":"2026-07-05T08:33:20Z"},{"alias_kind":"arxiv_version","alias_value":"2106.03303v1","created_at":"2026-07-05T08:33:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2106.03303","created_at":"2026-07-05T08:33:20Z"},{"alias_kind":"pith_short_12","alias_value":"EW46SNZ6PVE7","created_at":"2026-07-05T08:33:20Z"},{"alias_kind":"pith_short_16","alias_value":"EW46SNZ6PVE7HSN3","created_at":"2026-07-05T08:33:20Z"},{"alias_kind":"pith_short_8","alias_value":"EW46SNZ6","created_at":"2026-07-05T08:33:20Z"}],"graph_snapshots":[{"event_id":"sha256:01b5f104ee64630b74fdbd16474bae6cd852307e5b4ba8af69658bc99724b746","target":"graph","created_at":"2026-07-05T08:33:20Z","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/2106.03303/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Rare-earth (R) nickelates (such as perovskite RNiO3, trilayer R4Ni3O10, and infinite layer RNiO2) have attracted tremendous interest very recently. However, unlike widely studied RNiO3 and RNiO2 films, the synthesis of trilayer nickelate R4Ni3O10 films is rarely reported. Here, single-crystalline (Nd0.8Sr0.2)4Ni3O10 epitaxial films were coherently grown on SrTiO3 substrates by high-pressure magnetron sputtering. The crystal and electronic structures of (Nd0.8Sr0.2)4Ni3O10 films were characterized by high-resolution X-ray diffraction and X-ray photoemission spectroscopy, respectively. The elect","authors_text":"Jiachang Bi, Jiagui Feng, Jie Sun, Jingkai Yang, Ruyi Zhang, Shaoqin Peng, Xinming Wang, Yanwei Cao, Yujuan Pei","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-06-07T02:26:21Z","title":"Coherent epitaxy of trilayer nickelate (Nd0.8Sr0.2)4Ni3O10 films by high-pressure magnetron sputtering"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2106.03303","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:f5a4a9aceeeed6b233e7c61c1d2be81c21c50fe6b6b0782c48a3af5c7fa8309e","target":"record","created_at":"2026-07-05T08:33:20Z","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":"2ae2ffbedda08496189462716102ab579f182783f3711670f48904014b826b36","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-06-07T02:26:21Z","title_canon_sha256":"de9a20434f3afb8b46e91d355f6378379105d75e29b35d3c2f1ec6ed11484ed3"},"schema_version":"1.0","source":{"id":"2106.03303","kind":"arxiv","version":1}},"canonical_sha256":"25b9e9373e7d49f3c9bbb29a80370c8a45ef78df62ef8ba5e14d32bad6b11872","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"25b9e9373e7d49f3c9bbb29a80370c8a45ef78df62ef8ba5e14d32bad6b11872","first_computed_at":"2026-07-05T08:33:20.673151Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:33:20.673151Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FJwi2IpK+lH4bdpdF6gaHiYtCF8q77lGVJ911qb42mJ0Yae9Uc7+zmGt/ZX8DW7wkoLL+ZGUguxREGluWcLDCg==","signature_status":"signed_v1","signed_at":"2026-07-05T08:33:20.673566Z","signed_message":"canonical_sha256_bytes"},"source_id":"2106.03303","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f5a4a9aceeeed6b233e7c61c1d2be81c21c50fe6b6b0782c48a3af5c7fa8309e","sha256:01b5f104ee64630b74fdbd16474bae6cd852307e5b4ba8af69658bc99724b746"],"state_sha256":"798cbfa1d60ac2239aef370e2d71b1ae4ebef85d612dceb30e2841f8056cf0ef"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hY4VbYwFwnjIdoydBFaUJffHDhO24OLF5djnajLdVeN1I3IzLzviHAAl13NPSwqXVhrU6W3dNX+3DNfCux8jCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T02:45:26.222688Z","bundle_sha256":"605ea8cb50d9dd87f4209e56c4dbb9b9e196375382941acbcb55b90fae98ca98"}}