{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:IMBSYTL7SOMZVFONI6I74I3ORE","short_pith_number":"pith:IMBSYTL7","canonical_record":{"source":{"id":"1711.07121","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-11-20T02:10:57Z","cross_cats_sorted":[],"title_canon_sha256":"4f047b9d81eb1949ae05af0636225582101c2823d85fe6b9b060b55484dbd79d","abstract_canon_sha256":"63e7119c0d9f34f31ce67f237791bfc5b74725aa6b5f1cdd0975da4fe0b57e78"},"schema_version":"1.0"},"canonical_sha256":"43032c4d7f93999a95cd4791fe236e892b5c36a6de28740e02b86e07da07e491","source":{"kind":"arxiv","id":"1711.07121","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.07121","created_at":"2026-05-18T00:30:12Z"},{"alias_kind":"arxiv_version","alias_value":"1711.07121v1","created_at":"2026-05-18T00:30:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.07121","created_at":"2026-05-18T00:30:12Z"},{"alias_kind":"pith_short_12","alias_value":"IMBSYTL7SOMZ","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_16","alias_value":"IMBSYTL7SOMZVFON","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_8","alias_value":"IMBSYTL7","created_at":"2026-05-18T12:31:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:IMBSYTL7SOMZVFONI6I74I3ORE","target":"record","payload":{"canonical_record":{"source":{"id":"1711.07121","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-11-20T02:10:57Z","cross_cats_sorted":[],"title_canon_sha256":"4f047b9d81eb1949ae05af0636225582101c2823d85fe6b9b060b55484dbd79d","abstract_canon_sha256":"63e7119c0d9f34f31ce67f237791bfc5b74725aa6b5f1cdd0975da4fe0b57e78"},"schema_version":"1.0"},"canonical_sha256":"43032c4d7f93999a95cd4791fe236e892b5c36a6de28740e02b86e07da07e491","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:30:12.197784Z","signature_b64":"3aSlCvKVrYCj6JTsIZ1LeSUM9Oxl7mz9F1apK/L9mYJbiNv14/khjNT8qi0CQ8Ep5qjIDchs1Tf7pUIs49giDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"43032c4d7f93999a95cd4791fe236e892b5c36a6de28740e02b86e07da07e491","last_reissued_at":"2026-05-18T00:30:12.196991Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:30:12.196991Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1711.07121","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":"2026-05-18T00:30:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+GTV366fuOs1s8YMgiLUWRtTMpPuGK4LrlfmzwH4X70vzVBLt1F+y2GpdwNRNWWmeFZG3pQ4nRsDNKTlONglBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T07:56:34.362894Z"},"content_sha256":"5f1dfafc4f7c904b46cea5f28dfd8fb912b685d4575b33f3233386df7a3c04f4","schema_version":"1.0","event_id":"sha256:5f1dfafc4f7c904b46cea5f28dfd8fb912b685d4575b33f3233386df7a3c04f4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:IMBSYTL7SOMZVFONI6I74I3ORE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Facile fabrication of asymmetric surfaces via mechanochemistry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Kaan Kalkan, Huihun Jung, Melik C. Demirel, Yusuf Nur","submitted_at":"2017-11-20T02:10:57Z","abstract_excerpt":"We demonstrate a mechanochemical approach to fabrication of a bidirectional surface on a doped silicon wafer. In the initial step of our fabrication procedure, a high-density polyethylene (HDPE) stylus is pressed and drawn on the Si surface. This rubbing action provides a mechanochemical treatment of the Si surface, which unexpectedly alters the etching direction in the subsequent metal-assisted chemical etching step. Hence, Si nanowires of two different orientations can be patterned conveniently by a rub-write step. The mechanism of bidirectional Si nanowire formation is investigated. This an"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.07121","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":"2026-05-18T00:30:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Or/uDq+r5NB/W80iYZ50DERPIZygvIhLFNf9GiDR8gi/0aykIA27B30LktENyE4QqlTyvKAwGQOa29hwBfhDDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T07:56:34.363291Z"},"content_sha256":"72657b73e7478f593a09729e1f92509fec84700e08cb2514148eeecbafb5ed9d","schema_version":"1.0","event_id":"sha256:72657b73e7478f593a09729e1f92509fec84700e08cb2514148eeecbafb5ed9d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IMBSYTL7SOMZVFONI6I74I3ORE/bundle.json","state_url":"https://pith.science/pith/IMBSYTL7SOMZVFONI6I74I3ORE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IMBSYTL7SOMZVFONI6I74I3ORE/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":"2026-05-26T07:56:34Z","links":{"resolver":"https://pith.science/pith/IMBSYTL7SOMZVFONI6I74I3ORE","bundle":"https://pith.science/pith/IMBSYTL7SOMZVFONI6I74I3ORE/bundle.json","state":"https://pith.science/pith/IMBSYTL7SOMZVFONI6I74I3ORE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IMBSYTL7SOMZVFONI6I74I3ORE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:IMBSYTL7SOMZVFONI6I74I3ORE","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":"63e7119c0d9f34f31ce67f237791bfc5b74725aa6b5f1cdd0975da4fe0b57e78","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-11-20T02:10:57Z","title_canon_sha256":"4f047b9d81eb1949ae05af0636225582101c2823d85fe6b9b060b55484dbd79d"},"schema_version":"1.0","source":{"id":"1711.07121","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.07121","created_at":"2026-05-18T00:30:12Z"},{"alias_kind":"arxiv_version","alias_value":"1711.07121v1","created_at":"2026-05-18T00:30:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.07121","created_at":"2026-05-18T00:30:12Z"},{"alias_kind":"pith_short_12","alias_value":"IMBSYTL7SOMZ","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_16","alias_value":"IMBSYTL7SOMZVFON","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_8","alias_value":"IMBSYTL7","created_at":"2026-05-18T12:31:21Z"}],"graph_snapshots":[{"event_id":"sha256:72657b73e7478f593a09729e1f92509fec84700e08cb2514148eeecbafb5ed9d","target":"graph","created_at":"2026-05-18T00:30:12Z","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 demonstrate a mechanochemical approach to fabrication of a bidirectional surface on a doped silicon wafer. In the initial step of our fabrication procedure, a high-density polyethylene (HDPE) stylus is pressed and drawn on the Si surface. This rubbing action provides a mechanochemical treatment of the Si surface, which unexpectedly alters the etching direction in the subsequent metal-assisted chemical etching step. Hence, Si nanowires of two different orientations can be patterned conveniently by a rub-write step. The mechanism of bidirectional Si nanowire formation is investigated. This an","authors_text":"A. Kaan Kalkan, Huihun Jung, Melik C. Demirel, Yusuf Nur","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-11-20T02:10:57Z","title":"Facile fabrication of asymmetric surfaces via mechanochemistry"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.07121","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":"sha256:5f1dfafc4f7c904b46cea5f28dfd8fb912b685d4575b33f3233386df7a3c04f4","target":"record","created_at":"2026-05-18T00:30:12Z","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":"63e7119c0d9f34f31ce67f237791bfc5b74725aa6b5f1cdd0975da4fe0b57e78","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-11-20T02:10:57Z","title_canon_sha256":"4f047b9d81eb1949ae05af0636225582101c2823d85fe6b9b060b55484dbd79d"},"schema_version":"1.0","source":{"id":"1711.07121","kind":"arxiv","version":1}},"canonical_sha256":"43032c4d7f93999a95cd4791fe236e892b5c36a6de28740e02b86e07da07e491","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"43032c4d7f93999a95cd4791fe236e892b5c36a6de28740e02b86e07da07e491","first_computed_at":"2026-05-18T00:30:12.196991Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:30:12.196991Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3aSlCvKVrYCj6JTsIZ1LeSUM9Oxl7mz9F1apK/L9mYJbiNv14/khjNT8qi0CQ8Ep5qjIDchs1Tf7pUIs49giDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:30:12.197784Z","signed_message":"canonical_sha256_bytes"},"source_id":"1711.07121","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5f1dfafc4f7c904b46cea5f28dfd8fb912b685d4575b33f3233386df7a3c04f4","sha256:72657b73e7478f593a09729e1f92509fec84700e08cb2514148eeecbafb5ed9d"],"state_sha256":"e50bfed33cfeae786c6868942b4adfa365b15f84415fb7f1aa1a5e56ea3057d1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0ty7/rLjddFRSugR4ALSaRNTbi4iaTitAFdPGyPtgHsaaI19Bfkda+gIrc0QOwQik/QV+6hmoQ8LVrJaVED1DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T07:56:34.366150Z","bundle_sha256":"e9fa3720e12ec616273328e4865b4b74daa2959ba17f6525655a4a47af521e20"}}