{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:ESKCLUC564OP2ZFOMIP4TPRUIN","short_pith_number":"pith:ESKCLUC5","canonical_record":{"source":{"id":"1104.5455","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-04-28T17:25:23Z","cross_cats_sorted":[],"title_canon_sha256":"62b52ecaa3689e4978a3d46edb9aa88191febb2b0d18f4d9e6bb720987050c6e","abstract_canon_sha256":"103c7985763d1a48924299b17c7117f651796d257f0e51bbbd9eb5d2ad7a013e"},"schema_version":"1.0"},"canonical_sha256":"249425d05df71cfd64ae621fc9be34436a476d3907f14ab92912c2e892f90b12","source":{"kind":"arxiv","id":"1104.5455","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1104.5455","created_at":"2026-05-18T02:02:13Z"},{"alias_kind":"arxiv_version","alias_value":"1104.5455v2","created_at":"2026-05-18T02:02:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1104.5455","created_at":"2026-05-18T02:02:13Z"},{"alias_kind":"pith_short_12","alias_value":"ESKCLUC564OP","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_16","alias_value":"ESKCLUC564OP2ZFO","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_8","alias_value":"ESKCLUC5","created_at":"2026-05-18T12:26:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:ESKCLUC564OP2ZFOMIP4TPRUIN","target":"record","payload":{"canonical_record":{"source":{"id":"1104.5455","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-04-28T17:25:23Z","cross_cats_sorted":[],"title_canon_sha256":"62b52ecaa3689e4978a3d46edb9aa88191febb2b0d18f4d9e6bb720987050c6e","abstract_canon_sha256":"103c7985763d1a48924299b17c7117f651796d257f0e51bbbd9eb5d2ad7a013e"},"schema_version":"1.0"},"canonical_sha256":"249425d05df71cfd64ae621fc9be34436a476d3907f14ab92912c2e892f90b12","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:02:13.436158Z","signature_b64":"eZ0CBKmKYYe6CmL2963lX0aB0gD/jBIh2TGEVHsvx3Z9ZUSoszj3JTSMCK9OoSPdYNPS0G+PNhlvfltUt5FtCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"249425d05df71cfd64ae621fc9be34436a476d3907f14ab92912c2e892f90b12","last_reissued_at":"2026-05-18T02:02:13.435393Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:02:13.435393Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1104.5455","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:02:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WY6BKOJf5HpyQgS968e958A/EaizV7uvzUBEIaI8rrCJFz13qQI/4JJQNPW3pK5ueF2/hG8zGhIzV2ltAREcCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T22:23:13.524282Z"},"content_sha256":"d13d05da8e8334e3aa8361d836e87628a00e1076637bb1bfeb0cc02d0872b9f5","schema_version":"1.0","event_id":"sha256:d13d05da8e8334e3aa8361d836e87628a00e1076637bb1bfeb0cc02d0872b9f5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:ESKCLUC564OP2ZFOMIP4TPRUIN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Graphene Nanoribbons: from chemistry to circuits","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Avik W. Ghosh, Dincer Unluer, Frank Tseng, Mircea R. Stan","submitted_at":"2011-04-28T17:25:23Z","abstract_excerpt":"The Y-chart is a powerful tool for understanding the relationship between various views (behavioral, structural, physical) of a system, at different levels of abstraction, from high-level, architecture and circuits, to low-level, devices and materials. We thus use the Y-chart adapted for graphene to guide the chapter and explore the relationship among the various views and levels of abstraction. We start with the innermost level, namely, the structural and chemical view. The edge chemistry of patterned graphene nanoribbons (GNR) lies intermediate between graphene and benzene, and the correspon"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1104.5455","kind":"arxiv","version":2},"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":"2026-05-18T02:02:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"877q2meXhN9d3PpCeCA0bnpjQkhIQ5rdiYykURU57IYe4uDjVwX351i06Tmkv+74AqJHKG7jxt7zTkCkOl5uCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T22:23:13.524741Z"},"content_sha256":"0372375c88a31cd799029cbfe32a62543b462d6db898164ab0513c7d9c14f014","schema_version":"1.0","event_id":"sha256:0372375c88a31cd799029cbfe32a62543b462d6db898164ab0513c7d9c14f014"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ESKCLUC564OP2ZFOMIP4TPRUIN/bundle.json","state_url":"https://pith.science/pith/ESKCLUC564OP2ZFOMIP4TPRUIN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ESKCLUC564OP2ZFOMIP4TPRUIN/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":"2026-05-31T22:23:13Z","links":{"resolver":"https://pith.science/pith/ESKCLUC564OP2ZFOMIP4TPRUIN","bundle":"https://pith.science/pith/ESKCLUC564OP2ZFOMIP4TPRUIN/bundle.json","state":"https://pith.science/pith/ESKCLUC564OP2ZFOMIP4TPRUIN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ESKCLUC564OP2ZFOMIP4TPRUIN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:ESKCLUC564OP2ZFOMIP4TPRUIN","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":"103c7985763d1a48924299b17c7117f651796d257f0e51bbbd9eb5d2ad7a013e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-04-28T17:25:23Z","title_canon_sha256":"62b52ecaa3689e4978a3d46edb9aa88191febb2b0d18f4d9e6bb720987050c6e"},"schema_version":"1.0","source":{"id":"1104.5455","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1104.5455","created_at":"2026-05-18T02:02:13Z"},{"alias_kind":"arxiv_version","alias_value":"1104.5455v2","created_at":"2026-05-18T02:02:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1104.5455","created_at":"2026-05-18T02:02:13Z"},{"alias_kind":"pith_short_12","alias_value":"ESKCLUC564OP","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_16","alias_value":"ESKCLUC564OP2ZFO","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_8","alias_value":"ESKCLUC5","created_at":"2026-05-18T12:26:28Z"}],"graph_snapshots":[{"event_id":"sha256:0372375c88a31cd799029cbfe32a62543b462d6db898164ab0513c7d9c14f014","target":"graph","created_at":"2026-05-18T02:02:13Z","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":"The Y-chart is a powerful tool for understanding the relationship between various views (behavioral, structural, physical) of a system, at different levels of abstraction, from high-level, architecture and circuits, to low-level, devices and materials. We thus use the Y-chart adapted for graphene to guide the chapter and explore the relationship among the various views and levels of abstraction. We start with the innermost level, namely, the structural and chemical view. The edge chemistry of patterned graphene nanoribbons (GNR) lies intermediate between graphene and benzene, and the correspon","authors_text":"Avik W. Ghosh, Dincer Unluer, Frank Tseng, Mircea R. Stan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-04-28T17:25:23Z","title":"Graphene Nanoribbons: from chemistry to circuits"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1104.5455","kind":"arxiv","version":2},"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:d13d05da8e8334e3aa8361d836e87628a00e1076637bb1bfeb0cc02d0872b9f5","target":"record","created_at":"2026-05-18T02:02:13Z","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":"103c7985763d1a48924299b17c7117f651796d257f0e51bbbd9eb5d2ad7a013e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-04-28T17:25:23Z","title_canon_sha256":"62b52ecaa3689e4978a3d46edb9aa88191febb2b0d18f4d9e6bb720987050c6e"},"schema_version":"1.0","source":{"id":"1104.5455","kind":"arxiv","version":2}},"canonical_sha256":"249425d05df71cfd64ae621fc9be34436a476d3907f14ab92912c2e892f90b12","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"249425d05df71cfd64ae621fc9be34436a476d3907f14ab92912c2e892f90b12","first_computed_at":"2026-05-18T02:02:13.435393Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:02:13.435393Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"eZ0CBKmKYYe6CmL2963lX0aB0gD/jBIh2TGEVHsvx3Z9ZUSoszj3JTSMCK9OoSPdYNPS0G+PNhlvfltUt5FtCA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:02:13.436158Z","signed_message":"canonical_sha256_bytes"},"source_id":"1104.5455","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d13d05da8e8334e3aa8361d836e87628a00e1076637bb1bfeb0cc02d0872b9f5","sha256:0372375c88a31cd799029cbfe32a62543b462d6db898164ab0513c7d9c14f014"],"state_sha256":"d86a13f51aa2ff9cf3d9bde3580e3091b2ea2a1e60de56a9ddc7fedbba88c8c9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RJEwC+VtlLOxzfOi/l3qzhvudU2cMAZeVXJUsUvhxnG3hAT5Mj4mzyS54ZNhs8R+Kk91oYzwJPSVdYYUw3e0BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T22:23:13.527839Z","bundle_sha256":"1712ba13ab7f3d474e009cec060c9a77b0b6352c5929fde7281a4421a5050469"}}