{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:HJ3H52H4Q65TB7MSJVBCEDPTWT","short_pith_number":"pith:HJ3H52H4","canonical_record":{"source":{"id":"1703.09592","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-03-28T14:15:59Z","cross_cats_sorted":[],"title_canon_sha256":"03c25c49f1fc70471df3a35f46efbffe6a08eab6101ace85de21289d3993ecb3","abstract_canon_sha256":"9b4d79c50aa432ae335ac7a33d7bd7dd62c4e00e1e7c8df87c721dd552475a85"},"schema_version":"1.0"},"canonical_sha256":"3a767ee8fc87bb30fd924d42220df3b4d2b7fc40bebb19d5dbd482869b6911dd","source":{"kind":"arxiv","id":"1703.09592","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.09592","created_at":"2026-05-18T00:46:46Z"},{"alias_kind":"arxiv_version","alias_value":"1703.09592v2","created_at":"2026-05-18T00:46:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.09592","created_at":"2026-05-18T00:46:46Z"},{"alias_kind":"pith_short_12","alias_value":"HJ3H52H4Q65T","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_16","alias_value":"HJ3H52H4Q65TB7MS","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_8","alias_value":"HJ3H52H4","created_at":"2026-05-18T12:31:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:HJ3H52H4Q65TB7MSJVBCEDPTWT","target":"record","payload":{"canonical_record":{"source":{"id":"1703.09592","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-03-28T14:15:59Z","cross_cats_sorted":[],"title_canon_sha256":"03c25c49f1fc70471df3a35f46efbffe6a08eab6101ace85de21289d3993ecb3","abstract_canon_sha256":"9b4d79c50aa432ae335ac7a33d7bd7dd62c4e00e1e7c8df87c721dd552475a85"},"schema_version":"1.0"},"canonical_sha256":"3a767ee8fc87bb30fd924d42220df3b4d2b7fc40bebb19d5dbd482869b6911dd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:46:46.126781Z","signature_b64":"Tx9TpKgDLvwNDDEt8U5TL3+m8GQIyQrAXV+NLnXB30Baw2PAyG/CV/p0TAv/l6ggteKAYQXubIlG5q774wGfDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3a767ee8fc87bb30fd924d42220df3b4d2b7fc40bebb19d5dbd482869b6911dd","last_reissued_at":"2026-05-18T00:46:46.126237Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:46:46.126237Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1703.09592","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":"2026-05-18T00:46:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UpwEqGsaQUMQoi20D7TcPJc86T0ZHjl7sbem650pkSfHAlthMgDjOrIf+1ff8JPj5XfIFBzyKSj+CtYLZk79DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T22:51:00.139556Z"},"content_sha256":"ff9dd8d6bad94296d4b4cbbe8e4ba949ea8a6cd74b6baa1b2fe1bfb79288c5ac","schema_version":"1.0","event_id":"sha256:ff9dd8d6bad94296d4b4cbbe8e4ba949ea8a6cd74b6baa1b2fe1bfb79288c5ac"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:HJ3H52H4Q65TB7MSJVBCEDPTWT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Evaluating arbitrary strain configurations and doping in graphene with Raman spectroscopy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Aravind Vijayaraghavan, Costas Galiotis, Fred Schedin, John Parthenios, Konstantinos Papagelis, Martin Kalb\\'a\\v{c}, Miriam Pe\\~na Alvarez, Nick Clark, Niclas S. Mueller, Otakar Frank, Patryk Kusch, Roman Gorbachev, Sebastian Heeg, S\\\"oren Wasserroth, Stephanie Reich, Uwe Huebner","submitted_at":"2017-03-28T14:15:59Z","abstract_excerpt":"Raman spectroscopy is a powerful tool for characterizing the local properties of graphene. Here, we introduce a method for evaluating unknown strain configurations and simultaneous doping. It relies on separating the effects of hydrostatic strain (peak shift) and shear strain (peak splitting) on the Raman spectrum of graphene. The peak shifts from hydrostatic strain and doping are separated with a correlation analysis of the 2D and G frequencies. This enables us to obtain the local hydrostatic strain, shear strain and doping without any assumption on the strain configuration prior to the analy"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.09592","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":"2026-05-18T00:46:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P4F9Fl1kemtfdND8vfwlwpdaz/DiOHcWaTVlObx0bpxKRziHAgEAinGLhP5CTk90t6xSJltyabqfPDmYjx5/Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T22:51:00.140245Z"},"content_sha256":"ad3ac6d53bdd1e4256876f592a51793730060b0e2054a2e6c58ac302ed7e31ca","schema_version":"1.0","event_id":"sha256:ad3ac6d53bdd1e4256876f592a51793730060b0e2054a2e6c58ac302ed7e31ca"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HJ3H52H4Q65TB7MSJVBCEDPTWT/bundle.json","state_url":"https://pith.science/pith/HJ3H52H4Q65TB7MSJVBCEDPTWT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HJ3H52H4Q65TB7MSJVBCEDPTWT/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":"2026-05-24T22:51:00Z","links":{"resolver":"https://pith.science/pith/HJ3H52H4Q65TB7MSJVBCEDPTWT","bundle":"https://pith.science/pith/HJ3H52H4Q65TB7MSJVBCEDPTWT/bundle.json","state":"https://pith.science/pith/HJ3H52H4Q65TB7MSJVBCEDPTWT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HJ3H52H4Q65TB7MSJVBCEDPTWT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:HJ3H52H4Q65TB7MSJVBCEDPTWT","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":"9b4d79c50aa432ae335ac7a33d7bd7dd62c4e00e1e7c8df87c721dd552475a85","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-03-28T14:15:59Z","title_canon_sha256":"03c25c49f1fc70471df3a35f46efbffe6a08eab6101ace85de21289d3993ecb3"},"schema_version":"1.0","source":{"id":"1703.09592","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.09592","created_at":"2026-05-18T00:46:46Z"},{"alias_kind":"arxiv_version","alias_value":"1703.09592v2","created_at":"2026-05-18T00:46:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.09592","created_at":"2026-05-18T00:46:46Z"},{"alias_kind":"pith_short_12","alias_value":"HJ3H52H4Q65T","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_16","alias_value":"HJ3H52H4Q65TB7MS","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_8","alias_value":"HJ3H52H4","created_at":"2026-05-18T12:31:18Z"}],"graph_snapshots":[{"event_id":"sha256:ad3ac6d53bdd1e4256876f592a51793730060b0e2054a2e6c58ac302ed7e31ca","target":"graph","created_at":"2026-05-18T00:46:46Z","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":"Raman spectroscopy is a powerful tool for characterizing the local properties of graphene. Here, we introduce a method for evaluating unknown strain configurations and simultaneous doping. It relies on separating the effects of hydrostatic strain (peak shift) and shear strain (peak splitting) on the Raman spectrum of graphene. The peak shifts from hydrostatic strain and doping are separated with a correlation analysis of the 2D and G frequencies. This enables us to obtain the local hydrostatic strain, shear strain and doping without any assumption on the strain configuration prior to the analy","authors_text":"Aravind Vijayaraghavan, Costas Galiotis, Fred Schedin, John Parthenios, Konstantinos Papagelis, Martin Kalb\\'a\\v{c}, Miriam Pe\\~na Alvarez, Nick Clark, Niclas S. Mueller, Otakar Frank, Patryk Kusch, Roman Gorbachev, Sebastian Heeg, S\\\"oren Wasserroth, Stephanie Reich, Uwe Huebner","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-03-28T14:15:59Z","title":"Evaluating arbitrary strain configurations and doping in graphene with Raman spectroscopy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.09592","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:ff9dd8d6bad94296d4b4cbbe8e4ba949ea8a6cd74b6baa1b2fe1bfb79288c5ac","target":"record","created_at":"2026-05-18T00:46:46Z","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":"9b4d79c50aa432ae335ac7a33d7bd7dd62c4e00e1e7c8df87c721dd552475a85","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-03-28T14:15:59Z","title_canon_sha256":"03c25c49f1fc70471df3a35f46efbffe6a08eab6101ace85de21289d3993ecb3"},"schema_version":"1.0","source":{"id":"1703.09592","kind":"arxiv","version":2}},"canonical_sha256":"3a767ee8fc87bb30fd924d42220df3b4d2b7fc40bebb19d5dbd482869b6911dd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3a767ee8fc87bb30fd924d42220df3b4d2b7fc40bebb19d5dbd482869b6911dd","first_computed_at":"2026-05-18T00:46:46.126237Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:46:46.126237Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Tx9TpKgDLvwNDDEt8U5TL3+m8GQIyQrAXV+NLnXB30Baw2PAyG/CV/p0TAv/l6ggteKAYQXubIlG5q774wGfDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:46:46.126781Z","signed_message":"canonical_sha256_bytes"},"source_id":"1703.09592","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ff9dd8d6bad94296d4b4cbbe8e4ba949ea8a6cd74b6baa1b2fe1bfb79288c5ac","sha256:ad3ac6d53bdd1e4256876f592a51793730060b0e2054a2e6c58ac302ed7e31ca"],"state_sha256":"f0906b080c197aa71e932589b7ec02395cb0d6d45760654ea18bfcf29c0f49e1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7hmtQszqe+DGv00N4SNAW8LmTgIWph5ZzCnnMe+1LlyWP7CnhtEuKec7rwy9W53E8jATgjWgkptQPF8A9jonBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T22:51:00.142897Z","bundle_sha256":"749985999debc895341503032fcd9f4d1b5672378a138aad217749167a1e35ad"}}