{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:Z67TFOYTNSDLFHHDF7LJC6AIKO","short_pith_number":"pith:Z67TFOYT","canonical_record":{"source":{"id":"1708.02614","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-08-08T19:20:09Z","cross_cats_sorted":["cond-mat.mtrl-sci","physics.comp-ph"],"title_canon_sha256":"188e8851d375a0a05496fcdabb3d9dc2a24ba512df74c80b1f2dac018e9d72e5","abstract_canon_sha256":"18d836950bdd02394497ef5adad996f9c99e83752142c0787dd8e4fbb2287787"},"schema_version":"1.0"},"canonical_sha256":"cfbf32bb136c86b29ce32fd6917808538baaf4df3511bed07341c7533cd24625","source":{"kind":"arxiv","id":"1708.02614","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1708.02614","created_at":"2026-05-18T00:33:38Z"},{"alias_kind":"arxiv_version","alias_value":"1708.02614v1","created_at":"2026-05-18T00:33:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.02614","created_at":"2026-05-18T00:33:38Z"},{"alias_kind":"pith_short_12","alias_value":"Z67TFOYTNSDL","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_16","alias_value":"Z67TFOYTNSDLFHHD","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_8","alias_value":"Z67TFOYT","created_at":"2026-05-18T12:31:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:Z67TFOYTNSDLFHHDF7LJC6AIKO","target":"record","payload":{"canonical_record":{"source":{"id":"1708.02614","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-08-08T19:20:09Z","cross_cats_sorted":["cond-mat.mtrl-sci","physics.comp-ph"],"title_canon_sha256":"188e8851d375a0a05496fcdabb3d9dc2a24ba512df74c80b1f2dac018e9d72e5","abstract_canon_sha256":"18d836950bdd02394497ef5adad996f9c99e83752142c0787dd8e4fbb2287787"},"schema_version":"1.0"},"canonical_sha256":"cfbf32bb136c86b29ce32fd6917808538baaf4df3511bed07341c7533cd24625","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:33:38.938092Z","signature_b64":"kxPWQS8Sa9HrV58ndTf+pGj7Z+dL8GDYGBl9RLY0gzIv1Y0zJGONtOjLkeX8iOs96TJ3gvKzrbOAYZk3j8XTDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cfbf32bb136c86b29ce32fd6917808538baaf4df3511bed07341c7533cd24625","last_reissued_at":"2026-05-18T00:33:38.937602Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:33:38.937602Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1708.02614","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":"2026-05-18T00:33:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p0gmmyaMflNNTRdO/+SI/vWm6natTAcMvr/igalmPLxWc8Onkdet58G+/3sYpWKtneUYFs2zlaa5vkCSJuRXDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T16:40:22.180719Z"},"content_sha256":"fbc48874695307bf6d181733ce8d9cfae2bab95b2a9607f3795a104004eee344","schema_version":"1.0","event_id":"sha256:fbc48874695307bf6d181733ce8d9cfae2bab95b2a9607f3795a104004eee344"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:Z67TFOYTNSDLFHHDF7LJC6AIKO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Interlayer bond polarizability model for stacking-dependent low-frequency Raman scattering in layered materials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","physics.comp-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"Alexander A. Puretzky, Bobby G. Sumpter, Liangbo Liang, Vincent Meunier","submitted_at":"2017-08-08T19:20:09Z","abstract_excerpt":"Two-dimensional (2D) layered materials have been extensively studied owing to their fascinating and technologically relevant properties. Their functionalities can be often tailored by the interlayer stacking pattern. Low-frequency (LF) Raman spectroscopy provides a quick, non-destructive and inexpensive optical technique for stacking characterization, since the intensities of LF interlayer vibrational modes are sensitive to the details of the stacking. A simple and generalized interlayer bond polarizability model is proposed here to explain and predict how the LF Raman intensities depend on co"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.02614","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":"2026-05-18T00:33:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7bmcZRvzb4QmdkanF29Jbieqw121T2D0z25zkl5N6G6jDOY6Ew0PjqgaBWWSg4My1gJYJ4ogf4wOv1r0iJ4ECA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T16:40:22.181167Z"},"content_sha256":"9751dd969866ec5976e67ba0576a2ab3c8b67b96ab6d568f7d39464238284066","schema_version":"1.0","event_id":"sha256:9751dd969866ec5976e67ba0576a2ab3c8b67b96ab6d568f7d39464238284066"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Z67TFOYTNSDLFHHDF7LJC6AIKO/bundle.json","state_url":"https://pith.science/pith/Z67TFOYTNSDLFHHDF7LJC6AIKO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Z67TFOYTNSDLFHHDF7LJC6AIKO/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":"2026-05-20T16:40:22Z","links":{"resolver":"https://pith.science/pith/Z67TFOYTNSDLFHHDF7LJC6AIKO","bundle":"https://pith.science/pith/Z67TFOYTNSDLFHHDF7LJC6AIKO/bundle.json","state":"https://pith.science/pith/Z67TFOYTNSDLFHHDF7LJC6AIKO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Z67TFOYTNSDLFHHDF7LJC6AIKO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:Z67TFOYTNSDLFHHDF7LJC6AIKO","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":"18d836950bdd02394497ef5adad996f9c99e83752142c0787dd8e4fbb2287787","cross_cats_sorted":["cond-mat.mtrl-sci","physics.comp-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-08-08T19:20:09Z","title_canon_sha256":"188e8851d375a0a05496fcdabb3d9dc2a24ba512df74c80b1f2dac018e9d72e5"},"schema_version":"1.0","source":{"id":"1708.02614","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1708.02614","created_at":"2026-05-18T00:33:38Z"},{"alias_kind":"arxiv_version","alias_value":"1708.02614v1","created_at":"2026-05-18T00:33:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.02614","created_at":"2026-05-18T00:33:38Z"},{"alias_kind":"pith_short_12","alias_value":"Z67TFOYTNSDL","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_16","alias_value":"Z67TFOYTNSDLFHHD","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_8","alias_value":"Z67TFOYT","created_at":"2026-05-18T12:31:59Z"}],"graph_snapshots":[{"event_id":"sha256:9751dd969866ec5976e67ba0576a2ab3c8b67b96ab6d568f7d39464238284066","target":"graph","created_at":"2026-05-18T00:33:38Z","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":"Two-dimensional (2D) layered materials have been extensively studied owing to their fascinating and technologically relevant properties. Their functionalities can be often tailored by the interlayer stacking pattern. Low-frequency (LF) Raman spectroscopy provides a quick, non-destructive and inexpensive optical technique for stacking characterization, since the intensities of LF interlayer vibrational modes are sensitive to the details of the stacking. A simple and generalized interlayer bond polarizability model is proposed here to explain and predict how the LF Raman intensities depend on co","authors_text":"Alexander A. Puretzky, Bobby G. Sumpter, Liangbo Liang, Vincent Meunier","cross_cats":["cond-mat.mtrl-sci","physics.comp-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-08-08T19:20:09Z","title":"Interlayer bond polarizability model for stacking-dependent low-frequency Raman scattering in layered materials"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.02614","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:fbc48874695307bf6d181733ce8d9cfae2bab95b2a9607f3795a104004eee344","target":"record","created_at":"2026-05-18T00:33:38Z","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":"18d836950bdd02394497ef5adad996f9c99e83752142c0787dd8e4fbb2287787","cross_cats_sorted":["cond-mat.mtrl-sci","physics.comp-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-08-08T19:20:09Z","title_canon_sha256":"188e8851d375a0a05496fcdabb3d9dc2a24ba512df74c80b1f2dac018e9d72e5"},"schema_version":"1.0","source":{"id":"1708.02614","kind":"arxiv","version":1}},"canonical_sha256":"cfbf32bb136c86b29ce32fd6917808538baaf4df3511bed07341c7533cd24625","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cfbf32bb136c86b29ce32fd6917808538baaf4df3511bed07341c7533cd24625","first_computed_at":"2026-05-18T00:33:38.937602Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:33:38.937602Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kxPWQS8Sa9HrV58ndTf+pGj7Z+dL8GDYGBl9RLY0gzIv1Y0zJGONtOjLkeX8iOs96TJ3gvKzrbOAYZk3j8XTDA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:33:38.938092Z","signed_message":"canonical_sha256_bytes"},"source_id":"1708.02614","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fbc48874695307bf6d181733ce8d9cfae2bab95b2a9607f3795a104004eee344","sha256:9751dd969866ec5976e67ba0576a2ab3c8b67b96ab6d568f7d39464238284066"],"state_sha256":"e28ee89b7fade74126d7575cf022cbca24af81dc8c4577f98b91f28b7a58ca27"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"83ogaggFSbcs0JjTGalxO7+ASzLfwEvlKYQUX/JHqChb+kFnm3jkAPNxNndGJGBBO5OO+UqIc4x0aTsdQNzACQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-20T16:40:22.183372Z","bundle_sha256":"d50893d68fd8bf2336187a20aaeaa9d61e3f5a7a5b75be8a94a9b788a4234227"}}