{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:VR57PKVU4F5QE6H7EW57MRLWKK","short_pith_number":"pith:VR57PKVU","canonical_record":{"source":{"id":"1710.03001","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-10-09T09:17:39Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"d98f8d1f09c9c0ca6935c56a2f9d3e940d504d88232c8ca1ccd89d28d9cc0273","abstract_canon_sha256":"2cf2013df79e6e85a724511918b5cc05947285706ae51e7c330bd77e972b63c4"},"schema_version":"1.0"},"canonical_sha256":"ac7bf7aab4e17b0278ff25bbf645765281e3cf25b5561e93d2ce8834bea378cd","source":{"kind":"arxiv","id":"1710.03001","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.03001","created_at":"2026-05-17T23:45:21Z"},{"alias_kind":"arxiv_version","alias_value":"1710.03001v1","created_at":"2026-05-17T23:45:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.03001","created_at":"2026-05-17T23:45:21Z"},{"alias_kind":"pith_short_12","alias_value":"VR57PKVU4F5Q","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_16","alias_value":"VR57PKVU4F5QE6H7","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_8","alias_value":"VR57PKVU","created_at":"2026-05-18T12:31:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:VR57PKVU4F5QE6H7EW57MRLWKK","target":"record","payload":{"canonical_record":{"source":{"id":"1710.03001","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-10-09T09:17:39Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"d98f8d1f09c9c0ca6935c56a2f9d3e940d504d88232c8ca1ccd89d28d9cc0273","abstract_canon_sha256":"2cf2013df79e6e85a724511918b5cc05947285706ae51e7c330bd77e972b63c4"},"schema_version":"1.0"},"canonical_sha256":"ac7bf7aab4e17b0278ff25bbf645765281e3cf25b5561e93d2ce8834bea378cd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:45:21.057869Z","signature_b64":"OEM+dMDTs7QZn6g86KPrWc7Z4znYBbUk+bWaS16gWS8PEgE111019438ysY6QtbjWAFbUWLjdHy8PBzab5jZBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ac7bf7aab4e17b0278ff25bbf645765281e3cf25b5561e93d2ce8834bea378cd","last_reissued_at":"2026-05-17T23:45:21.057092Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:45:21.057092Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1710.03001","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":"2026-05-17T23:45:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3hLHBMNQB5uVhcq4553l+Q16gfJUqQVBx9MIKhBIYpfm3tfG7SPQDnd8MV3CHo1ICU5XRbBuzi05iHDTv8/hCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T14:21:20.534165Z"},"content_sha256":"5d129caf5309fe392a52590521d9e7e6e8cdd3f03b9d2ec0a2f31c620464b475","schema_version":"1.0","event_id":"sha256:5d129caf5309fe392a52590521d9e7e6e8cdd3f03b9d2ec0a2f31c620464b475"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:VR57PKVU4F5QE6H7EW57MRLWKK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Periodic ripples on thermally annealed Graphene on Cu (110) - Surface reconstruction or Moire pattern?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Colm Durkan","submitted_at":"2017-10-09T09:17:39Z","abstract_excerpt":"We have used Ultrahigh Vacuum (UHV) Scanning tunneling microscopy (STM) to investigate the effect of thermal annealing of graphene grown by chemical vapour deposition (CVD) on a Cu(110) foil. We show that the annealing appears to induce a reconstruction of the Cu surface along the [210] direction, with a period of 1.43 nm. Such reconstructions have been ascribed to the tensile strain induced in the Cu surface by differential thermal expansion of it relative to the graphene overlayer, but we show that it is in fact a Moir\\'e pattern due to interference between the graphene and the underlying at"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.03001","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":"2026-05-17T23:45:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DuOkLHZkR8wt3r5Rcy7EH9o6zkDPE+xBN4iGZ7VVV6IpWPmUogjdDz5uhPx3Oi8leWDG7Zmt3F9C2kZbXivKDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T14:21:20.534630Z"},"content_sha256":"a483e14830895099bab22702691bc0acdbe00d81a2942e8821eaa48be4448fd0","schema_version":"1.0","event_id":"sha256:a483e14830895099bab22702691bc0acdbe00d81a2942e8821eaa48be4448fd0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VR57PKVU4F5QE6H7EW57MRLWKK/bundle.json","state_url":"https://pith.science/pith/VR57PKVU4F5QE6H7EW57MRLWKK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VR57PKVU4F5QE6H7EW57MRLWKK/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":"2026-06-07T14:21:20Z","links":{"resolver":"https://pith.science/pith/VR57PKVU4F5QE6H7EW57MRLWKK","bundle":"https://pith.science/pith/VR57PKVU4F5QE6H7EW57MRLWKK/bundle.json","state":"https://pith.science/pith/VR57PKVU4F5QE6H7EW57MRLWKK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VR57PKVU4F5QE6H7EW57MRLWKK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:VR57PKVU4F5QE6H7EW57MRLWKK","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":"2cf2013df79e6e85a724511918b5cc05947285706ae51e7c330bd77e972b63c4","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-10-09T09:17:39Z","title_canon_sha256":"d98f8d1f09c9c0ca6935c56a2f9d3e940d504d88232c8ca1ccd89d28d9cc0273"},"schema_version":"1.0","source":{"id":"1710.03001","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.03001","created_at":"2026-05-17T23:45:21Z"},{"alias_kind":"arxiv_version","alias_value":"1710.03001v1","created_at":"2026-05-17T23:45:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.03001","created_at":"2026-05-17T23:45:21Z"},{"alias_kind":"pith_short_12","alias_value":"VR57PKVU4F5Q","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_16","alias_value":"VR57PKVU4F5QE6H7","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_8","alias_value":"VR57PKVU","created_at":"2026-05-18T12:31:49Z"}],"graph_snapshots":[{"event_id":"sha256:a483e14830895099bab22702691bc0acdbe00d81a2942e8821eaa48be4448fd0","target":"graph","created_at":"2026-05-17T23:45:21Z","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 have used Ultrahigh Vacuum (UHV) Scanning tunneling microscopy (STM) to investigate the effect of thermal annealing of graphene grown by chemical vapour deposition (CVD) on a Cu(110) foil. We show that the annealing appears to induce a reconstruction of the Cu surface along the [210] direction, with a period of 1.43 nm. Such reconstructions have been ascribed to the tensile strain induced in the Cu surface by differential thermal expansion of it relative to the graphene overlayer, but we show that it is in fact a Moir\\'e pattern due to interference between the graphene and the underlying at","authors_text":"Colm Durkan","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-10-09T09:17:39Z","title":"Periodic ripples on thermally annealed Graphene on Cu (110) - Surface reconstruction or Moire pattern?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.03001","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":"sha256:5d129caf5309fe392a52590521d9e7e6e8cdd3f03b9d2ec0a2f31c620464b475","target":"record","created_at":"2026-05-17T23:45:21Z","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":"2cf2013df79e6e85a724511918b5cc05947285706ae51e7c330bd77e972b63c4","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-10-09T09:17:39Z","title_canon_sha256":"d98f8d1f09c9c0ca6935c56a2f9d3e940d504d88232c8ca1ccd89d28d9cc0273"},"schema_version":"1.0","source":{"id":"1710.03001","kind":"arxiv","version":1}},"canonical_sha256":"ac7bf7aab4e17b0278ff25bbf645765281e3cf25b5561e93d2ce8834bea378cd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ac7bf7aab4e17b0278ff25bbf645765281e3cf25b5561e93d2ce8834bea378cd","first_computed_at":"2026-05-17T23:45:21.057092Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:45:21.057092Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OEM+dMDTs7QZn6g86KPrWc7Z4znYBbUk+bWaS16gWS8PEgE111019438ysY6QtbjWAFbUWLjdHy8PBzab5jZBw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:45:21.057869Z","signed_message":"canonical_sha256_bytes"},"source_id":"1710.03001","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5d129caf5309fe392a52590521d9e7e6e8cdd3f03b9d2ec0a2f31c620464b475","sha256:a483e14830895099bab22702691bc0acdbe00d81a2942e8821eaa48be4448fd0"],"state_sha256":"2e22b34ee1e6756f0fc75e7f4f5375ef106d57e0537568c7b1dbb935732931a9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Qt0UEaobwhS+QcM0E7CHzV+Sr8qz80G4wEUVho+677oGjFHUQQU2MU3KFD174bvoJ+UiG2nEL9RsqtNlV9J5BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T14:21:20.538351Z","bundle_sha256":"e3a7d063dfb9419be0a3e413d2bee8d33bf2fd7383444afaf87ad6929e191414"}}