{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:TTD6UG4J2A4QMC5WSXNAUV2H47","short_pith_number":"pith:TTD6UG4J","canonical_record":{"source":{"id":"1505.01344","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-05-06T12:48:38Z","cross_cats_sorted":[],"title_canon_sha256":"8a6b793231f415660c7f6d201b349cfb0e863e025e28a0d35dd18149f8891f5f","abstract_canon_sha256":"f5ddae39d47e1a71abff2964176eb978385f939c6989c298176e06168ae20c3e"},"schema_version":"1.0"},"canonical_sha256":"9cc7ea1b89d039060bb695da0a5747e7f895a6cd6c067c95fd2c79bc2cc1387d","source":{"kind":"arxiv","id":"1505.01344","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.01344","created_at":"2026-05-18T01:36:13Z"},{"alias_kind":"arxiv_version","alias_value":"1505.01344v1","created_at":"2026-05-18T01:36:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.01344","created_at":"2026-05-18T01:36:13Z"},{"alias_kind":"pith_short_12","alias_value":"TTD6UG4J2A4Q","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_16","alias_value":"TTD6UG4J2A4QMC5W","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_8","alias_value":"TTD6UG4J","created_at":"2026-05-18T12:29:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:TTD6UG4J2A4QMC5WSXNAUV2H47","target":"record","payload":{"canonical_record":{"source":{"id":"1505.01344","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-05-06T12:48:38Z","cross_cats_sorted":[],"title_canon_sha256":"8a6b793231f415660c7f6d201b349cfb0e863e025e28a0d35dd18149f8891f5f","abstract_canon_sha256":"f5ddae39d47e1a71abff2964176eb978385f939c6989c298176e06168ae20c3e"},"schema_version":"1.0"},"canonical_sha256":"9cc7ea1b89d039060bb695da0a5747e7f895a6cd6c067c95fd2c79bc2cc1387d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:36:13.022729Z","signature_b64":"E3hrpE0XK81u1zDc+SJ+WeAJ1ISRVtaiw3/QtaauKkVm6XVa/SZZ3tG223iS5Ep+ejMoLPIWD5uH/msUJEnOCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9cc7ea1b89d039060bb695da0a5747e7f895a6cd6c067c95fd2c79bc2cc1387d","last_reissued_at":"2026-05-18T01:36:13.022212Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:36:13.022212Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1505.01344","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":"2026-05-18T01:36:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J2V6vtZ2ZTa1opZUhf/0TkF4836JTii1slBjlfkf77TXf9+POkiHG02u1jWp92Mr1EsgfXrDHK0+igZnbEmjAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T20:13:59.283999Z"},"content_sha256":"69d765c82498b3844a49df26831d070c00755b3551dabf7e723765e6a0107b22","schema_version":"1.0","event_id":"sha256:69d765c82498b3844a49df26831d070c00755b3551dabf7e723765e6a0107b22"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:TTD6UG4J2A4QMC5WSXNAUV2H47","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Preferential Orientation Relationships in Ca$_2$MnO$_4$ Ruddlesden-Popper thin films","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. David, G.S. Rohrer, M. Lacotte, P.A. Salvador, W. Prellier","submitted_at":"2015-05-06T12:48:38Z","abstract_excerpt":"A high-throughput investigation of local epitaxy (called combinatorial substrate epitaxy) was carried out on Ca$_2$MnO$_4$ Ruddlesden-Popper thin films of six thicknesses (from 20 to 400 nm), all deposited on isostructural polycrystalline Sr$_2$TiO$_4$ substrates. Electron backscatter diffraction revealed grain-over-grain local epitaxial growth for all films, resulting in a single orientation relationship ($OR$) for each substrate-film grain pair. Two preferred epitaxial $ORs$ accounted for more than 90 \\% of all ORs on 300 different microcrystals, based on analyzing 50 grain pairs for each th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.01344","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":"2026-05-18T01:36:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eaUbbWgZYEeF4H4s/uzYPVzZkihDgk8oCemBwrEhczb6wBaPF4A79mDPMxHO+qAViG/posWE1cgveKevcnM3Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T20:13:59.284691Z"},"content_sha256":"2daa7d81dfccc7e5fb4935c0047a5dfb5fd6a0963d54f7edb919d2634746756e","schema_version":"1.0","event_id":"sha256:2daa7d81dfccc7e5fb4935c0047a5dfb5fd6a0963d54f7edb919d2634746756e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TTD6UG4J2A4QMC5WSXNAUV2H47/bundle.json","state_url":"https://pith.science/pith/TTD6UG4J2A4QMC5WSXNAUV2H47/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TTD6UG4J2A4QMC5WSXNAUV2H47/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":"2026-05-27T20:13:59Z","links":{"resolver":"https://pith.science/pith/TTD6UG4J2A4QMC5WSXNAUV2H47","bundle":"https://pith.science/pith/TTD6UG4J2A4QMC5WSXNAUV2H47/bundle.json","state":"https://pith.science/pith/TTD6UG4J2A4QMC5WSXNAUV2H47/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TTD6UG4J2A4QMC5WSXNAUV2H47/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:TTD6UG4J2A4QMC5WSXNAUV2H47","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":"f5ddae39d47e1a71abff2964176eb978385f939c6989c298176e06168ae20c3e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-05-06T12:48:38Z","title_canon_sha256":"8a6b793231f415660c7f6d201b349cfb0e863e025e28a0d35dd18149f8891f5f"},"schema_version":"1.0","source":{"id":"1505.01344","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.01344","created_at":"2026-05-18T01:36:13Z"},{"alias_kind":"arxiv_version","alias_value":"1505.01344v1","created_at":"2026-05-18T01:36:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.01344","created_at":"2026-05-18T01:36:13Z"},{"alias_kind":"pith_short_12","alias_value":"TTD6UG4J2A4Q","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_16","alias_value":"TTD6UG4J2A4QMC5W","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_8","alias_value":"TTD6UG4J","created_at":"2026-05-18T12:29:42Z"}],"graph_snapshots":[{"event_id":"sha256:2daa7d81dfccc7e5fb4935c0047a5dfb5fd6a0963d54f7edb919d2634746756e","target":"graph","created_at":"2026-05-18T01:36:13Z","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":"A high-throughput investigation of local epitaxy (called combinatorial substrate epitaxy) was carried out on Ca$_2$MnO$_4$ Ruddlesden-Popper thin films of six thicknesses (from 20 to 400 nm), all deposited on isostructural polycrystalline Sr$_2$TiO$_4$ substrates. Electron backscatter diffraction revealed grain-over-grain local epitaxial growth for all films, resulting in a single orientation relationship ($OR$) for each substrate-film grain pair. Two preferred epitaxial $ORs$ accounted for more than 90 \\% of all ORs on 300 different microcrystals, based on analyzing 50 grain pairs for each th","authors_text":"A. David, G.S. Rohrer, M. Lacotte, P.A. Salvador, W. Prellier","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-05-06T12:48:38Z","title":"Preferential Orientation Relationships in Ca$_2$MnO$_4$ Ruddlesden-Popper thin films"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.01344","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":"sha256:69d765c82498b3844a49df26831d070c00755b3551dabf7e723765e6a0107b22","target":"record","created_at":"2026-05-18T01:36:13Z","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":"f5ddae39d47e1a71abff2964176eb978385f939c6989c298176e06168ae20c3e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-05-06T12:48:38Z","title_canon_sha256":"8a6b793231f415660c7f6d201b349cfb0e863e025e28a0d35dd18149f8891f5f"},"schema_version":"1.0","source":{"id":"1505.01344","kind":"arxiv","version":1}},"canonical_sha256":"9cc7ea1b89d039060bb695da0a5747e7f895a6cd6c067c95fd2c79bc2cc1387d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9cc7ea1b89d039060bb695da0a5747e7f895a6cd6c067c95fd2c79bc2cc1387d","first_computed_at":"2026-05-18T01:36:13.022212Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:36:13.022212Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"E3hrpE0XK81u1zDc+SJ+WeAJ1ISRVtaiw3/QtaauKkVm6XVa/SZZ3tG223iS5Ep+ejMoLPIWD5uH/msUJEnOCw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:36:13.022729Z","signed_message":"canonical_sha256_bytes"},"source_id":"1505.01344","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:69d765c82498b3844a49df26831d070c00755b3551dabf7e723765e6a0107b22","sha256:2daa7d81dfccc7e5fb4935c0047a5dfb5fd6a0963d54f7edb919d2634746756e"],"state_sha256":"2b55b985f599d0cbafc892921c3b0148eed64692964382681d25292b1ab7ef78"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KzvO9oj3Bf2mD4SHv3jXv/NS+NYFyDFBp5UJHJeMTAdftcmcPgc5/Wcq5zK2sopn2fmqqoHqqMhUhvzEsM6AAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T20:13:59.288216Z","bundle_sha256":"6da0ff25b4815eed29b3cb60d0a154122a896f2f696c4988d8e57a47b58cc0bd"}}