{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:VSJQUWOQBMUGHEGOIFS6XXT6OY","short_pith_number":"pith:VSJQUWOQ","canonical_record":{"source":{"id":"1009.1209","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-09-07T07:20:30Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"c3bc0f8911d72491282fe47bb1fc9763d78588fbedce515664b0122f3f5abbea","abstract_canon_sha256":"9fce8c5973244859aceee7785f9b5f38a7e709ff2c6d0f4756a335b93eafea74"},"schema_version":"1.0"},"canonical_sha256":"ac930a59d00b286390ce4165ebde7e762df394fc7ff7516aaf6fb63878eac175","source":{"kind":"arxiv","id":"1009.1209","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.1209","created_at":"2026-05-18T04:36:08Z"},{"alias_kind":"arxiv_version","alias_value":"1009.1209v2","created_at":"2026-05-18T04:36:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.1209","created_at":"2026-05-18T04:36:08Z"},{"alias_kind":"pith_short_12","alias_value":"VSJQUWOQBMUG","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"VSJQUWOQBMUGHEGO","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"VSJQUWOQ","created_at":"2026-05-18T12:26:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:VSJQUWOQBMUGHEGOIFS6XXT6OY","target":"record","payload":{"canonical_record":{"source":{"id":"1009.1209","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-09-07T07:20:30Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"c3bc0f8911d72491282fe47bb1fc9763d78588fbedce515664b0122f3f5abbea","abstract_canon_sha256":"9fce8c5973244859aceee7785f9b5f38a7e709ff2c6d0f4756a335b93eafea74"},"schema_version":"1.0"},"canonical_sha256":"ac930a59d00b286390ce4165ebde7e762df394fc7ff7516aaf6fb63878eac175","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:36:08.393190Z","signature_b64":"OkLL9CdPhDcxXh+ze9/BuepMnCgUaP/mNIc+SMYkHKZS5NjMU/YslAXZAROnPHWtXVfR/g3Fv+cyyVEGWS8lCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ac930a59d00b286390ce4165ebde7e762df394fc7ff7516aaf6fb63878eac175","last_reissued_at":"2026-05-18T04:36:08.392459Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:36:08.392459Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1009.1209","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":"2026-05-18T04:36:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SbQzC8Pi+ywqf5KLU5qHb7dz8uAQiaCYOmA4R9uj2ZgOokq4oqX/LKrbd2bq7NkmMKcQF6MP6rzfp8YUDl15BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T01:02:00.702653Z"},"content_sha256":"5c6fad44523835e6d8ce58a3621784d86498b2be149cec5b3971f20fd06190ff","schema_version":"1.0","event_id":"sha256:5c6fad44523835e6d8ce58a3621784d86498b2be149cec5b3971f20fd06190ff"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:VSJQUWOQBMUGHEGOIFS6XXT6OY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Polarization Dependence of Raman Spectra in Strained Graphene","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"K. Sasaki, K. Wakabayashi, T. Enoki","submitted_at":"2010-09-07T07:20:30Z","abstract_excerpt":"The polarization dependences of the G, D, and 2D (G$'$) bands in Raman spectra at graphene bulk and edge are examined theoretically. The 2D and D bands have different selection rules at bulk and edge. At bulk, the 2D band intensity is maximum when the polarization of the scattered light is parallel to that of incident light, whereas the D band intensity does not have a polarization dependence. At edge, the 2D and D bands exhibit a selection rule similar to that of the G band proposed in a previous paper. We suggest that a constraint equation on the axial velocity caused by the graphene edge is"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.1209","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":"2026-05-18T04:36:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3g6xIEk38iUUIQ8QNyEvZ4QkENAayiCwk5scLPLWIu3xqy3LFOXHCslTn2Uo7+Rq+XBkeAwvijBDcv4C7eRbCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T01:02:00.702999Z"},"content_sha256":"4b9934471a42af5656d91b334cb290f92a056cdef2b7a387684def0d53059d25","schema_version":"1.0","event_id":"sha256:4b9934471a42af5656d91b334cb290f92a056cdef2b7a387684def0d53059d25"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VSJQUWOQBMUGHEGOIFS6XXT6OY/bundle.json","state_url":"https://pith.science/pith/VSJQUWOQBMUGHEGOIFS6XXT6OY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VSJQUWOQBMUGHEGOIFS6XXT6OY/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":"2026-06-24T01:02:00Z","links":{"resolver":"https://pith.science/pith/VSJQUWOQBMUGHEGOIFS6XXT6OY","bundle":"https://pith.science/pith/VSJQUWOQBMUGHEGOIFS6XXT6OY/bundle.json","state":"https://pith.science/pith/VSJQUWOQBMUGHEGOIFS6XXT6OY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VSJQUWOQBMUGHEGOIFS6XXT6OY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:VSJQUWOQBMUGHEGOIFS6XXT6OY","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":"9fce8c5973244859aceee7785f9b5f38a7e709ff2c6d0f4756a335b93eafea74","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-09-07T07:20:30Z","title_canon_sha256":"c3bc0f8911d72491282fe47bb1fc9763d78588fbedce515664b0122f3f5abbea"},"schema_version":"1.0","source":{"id":"1009.1209","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.1209","created_at":"2026-05-18T04:36:08Z"},{"alias_kind":"arxiv_version","alias_value":"1009.1209v2","created_at":"2026-05-18T04:36:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.1209","created_at":"2026-05-18T04:36:08Z"},{"alias_kind":"pith_short_12","alias_value":"VSJQUWOQBMUG","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"VSJQUWOQBMUGHEGO","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"VSJQUWOQ","created_at":"2026-05-18T12:26:15Z"}],"graph_snapshots":[{"event_id":"sha256:4b9934471a42af5656d91b334cb290f92a056cdef2b7a387684def0d53059d25","target":"graph","created_at":"2026-05-18T04:36:08Z","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 polarization dependences of the G, D, and 2D (G$'$) bands in Raman spectra at graphene bulk and edge are examined theoretically. The 2D and D bands have different selection rules at bulk and edge. At bulk, the 2D band intensity is maximum when the polarization of the scattered light is parallel to that of incident light, whereas the D band intensity does not have a polarization dependence. At edge, the 2D and D bands exhibit a selection rule similar to that of the G band proposed in a previous paper. We suggest that a constraint equation on the axial velocity caused by the graphene edge is","authors_text":"K. Sasaki, K. Wakabayashi, T. Enoki","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-09-07T07:20:30Z","title":"Polarization Dependence of Raman Spectra in Strained Graphene"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.1209","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":"sha256:5c6fad44523835e6d8ce58a3621784d86498b2be149cec5b3971f20fd06190ff","target":"record","created_at":"2026-05-18T04:36:08Z","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":"9fce8c5973244859aceee7785f9b5f38a7e709ff2c6d0f4756a335b93eafea74","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-09-07T07:20:30Z","title_canon_sha256":"c3bc0f8911d72491282fe47bb1fc9763d78588fbedce515664b0122f3f5abbea"},"schema_version":"1.0","source":{"id":"1009.1209","kind":"arxiv","version":2}},"canonical_sha256":"ac930a59d00b286390ce4165ebde7e762df394fc7ff7516aaf6fb63878eac175","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ac930a59d00b286390ce4165ebde7e762df394fc7ff7516aaf6fb63878eac175","first_computed_at":"2026-05-18T04:36:08.392459Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:36:08.392459Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OkLL9CdPhDcxXh+ze9/BuepMnCgUaP/mNIc+SMYkHKZS5NjMU/YslAXZAROnPHWtXVfR/g3Fv+cyyVEGWS8lCg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:36:08.393190Z","signed_message":"canonical_sha256_bytes"},"source_id":"1009.1209","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5c6fad44523835e6d8ce58a3621784d86498b2be149cec5b3971f20fd06190ff","sha256:4b9934471a42af5656d91b334cb290f92a056cdef2b7a387684def0d53059d25"],"state_sha256":"def76cd089d4b582b4f4b6721f2238f677a8ba0ed5c60025376f671b21f98a3e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"f6pr67lRE9JriLmh1j9EBX5+nU6BuxTj/7Wflw+/U9DaMnKB4Ek2xGl4FU9ekPiZOMCDIzX5HEMIZxe8HNM7CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-24T01:02:00.704974Z","bundle_sha256":"6b7fb67ecaf4bc5e80787e040acf6cbffb6dcba2e75fc388908f2aff6831dbca"}}