{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:SBKRAHNOOKT2XYY35VVAM76Z5W","short_pith_number":"pith:SBKRAHNO","canonical_record":{"source":{"id":"1510.00079","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-10-01T00:36:23Z","cross_cats_sorted":[],"title_canon_sha256":"546b625e189af41480ad9c440956d3cd292831f2ad0fc317711dde21bba9c2de","abstract_canon_sha256":"3d6c7555c3dfb332294adff144cc0a4fc6c073bab0ca067ba8e4a935f3d83ef5"},"schema_version":"1.0"},"canonical_sha256":"9055101dae72a7abe31bed6a067fd9edbd13660bdabadb8ad5caebb064304217","source":{"kind":"arxiv","id":"1510.00079","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.00079","created_at":"2026-05-18T01:20:42Z"},{"alias_kind":"arxiv_version","alias_value":"1510.00079v2","created_at":"2026-05-18T01:20:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.00079","created_at":"2026-05-18T01:20:42Z"},{"alias_kind":"pith_short_12","alias_value":"SBKRAHNOOKT2","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"SBKRAHNOOKT2XYY3","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"SBKRAHNO","created_at":"2026-05-18T12:29:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:SBKRAHNOOKT2XYY35VVAM76Z5W","target":"record","payload":{"canonical_record":{"source":{"id":"1510.00079","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-10-01T00:36:23Z","cross_cats_sorted":[],"title_canon_sha256":"546b625e189af41480ad9c440956d3cd292831f2ad0fc317711dde21bba9c2de","abstract_canon_sha256":"3d6c7555c3dfb332294adff144cc0a4fc6c073bab0ca067ba8e4a935f3d83ef5"},"schema_version":"1.0"},"canonical_sha256":"9055101dae72a7abe31bed6a067fd9edbd13660bdabadb8ad5caebb064304217","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:20:42.741013Z","signature_b64":"YfATW3L4woeM6Undh5cTVCBs7ivcg74Mo7DsmtOFPfBzzX5ZwFt98ren1WjS8z2gYEZYMFY4hMT6L0cetM6MCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9055101dae72a7abe31bed6a067fd9edbd13660bdabadb8ad5caebb064304217","last_reissued_at":"2026-05-18T01:20:42.740306Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:20:42.740306Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1510.00079","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":"2026-05-18T01:20:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"w76fIbU1QpSu/niuowsoh7ujaMpJywZH5ZsqoDJRCNE93jz5+GE+ZttR6FRgXLg54RAvFb1xgewWiZCWIcDnBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T16:53:06.387754Z"},"content_sha256":"9ec98d7bea7e11c049d035fa5fe0310d68999cf02cb2106e8222d43673d35ee1","schema_version":"1.0","event_id":"sha256:9ec98d7bea7e11c049d035fa5fe0310d68999cf02cb2106e8222d43673d35ee1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:SBKRAHNOOKT2XYY35VVAM76Z5W","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Brillouin resonance broadening due to structural variations in nanoscale waveguides","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Benjamin J. Eggleton, Christian Wolff, Christopher G. Poulton, Michael J. Steel, Raphael Van Laer","submitted_at":"2015-10-01T00:36:23Z","abstract_excerpt":"We study the impact of structural variations (that is slowly varying geometry aberrations and internal strain fields) on the width and shape of the stimulated Brillouin scattering (SBS) resonance in nanoscale waveguides. We find that they lead to an homogeneous resonance broadening through two distinct mechanisms: firstly, the acoustic frequency is directly influenced via mechanical nonlinearities; secondly, the optical wave numbers are influenced via the opto-mechanical nonlinearity leading to an additional acoustic frequency shift via the phase-matching condition. We find that this second me"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.00079","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":"2026-05-18T01:20:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mbqB55/tYvgv1qo50710Lvl3dPU+oXoA3NQSULEivBqXsTG4vaVldhtcwCI2RINoh5UtVPgZa/UKA/MEz25JAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T16:53:06.388409Z"},"content_sha256":"c0a5a330ae34d2a21ab6c24aa63064fea0ec1562ed11adbde45104ce8c53e94c","schema_version":"1.0","event_id":"sha256:c0a5a330ae34d2a21ab6c24aa63064fea0ec1562ed11adbde45104ce8c53e94c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SBKRAHNOOKT2XYY35VVAM76Z5W/bundle.json","state_url":"https://pith.science/pith/SBKRAHNOOKT2XYY35VVAM76Z5W/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SBKRAHNOOKT2XYY35VVAM76Z5W/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":"2026-06-06T16:53:06Z","links":{"resolver":"https://pith.science/pith/SBKRAHNOOKT2XYY35VVAM76Z5W","bundle":"https://pith.science/pith/SBKRAHNOOKT2XYY35VVAM76Z5W/bundle.json","state":"https://pith.science/pith/SBKRAHNOOKT2XYY35VVAM76Z5W/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SBKRAHNOOKT2XYY35VVAM76Z5W/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:SBKRAHNOOKT2XYY35VVAM76Z5W","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":"3d6c7555c3dfb332294adff144cc0a4fc6c073bab0ca067ba8e4a935f3d83ef5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-10-01T00:36:23Z","title_canon_sha256":"546b625e189af41480ad9c440956d3cd292831f2ad0fc317711dde21bba9c2de"},"schema_version":"1.0","source":{"id":"1510.00079","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.00079","created_at":"2026-05-18T01:20:42Z"},{"alias_kind":"arxiv_version","alias_value":"1510.00079v2","created_at":"2026-05-18T01:20:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.00079","created_at":"2026-05-18T01:20:42Z"},{"alias_kind":"pith_short_12","alias_value":"SBKRAHNOOKT2","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"SBKRAHNOOKT2XYY3","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"SBKRAHNO","created_at":"2026-05-18T12:29:39Z"}],"graph_snapshots":[{"event_id":"sha256:c0a5a330ae34d2a21ab6c24aa63064fea0ec1562ed11adbde45104ce8c53e94c","target":"graph","created_at":"2026-05-18T01:20:42Z","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 study the impact of structural variations (that is slowly varying geometry aberrations and internal strain fields) on the width and shape of the stimulated Brillouin scattering (SBS) resonance in nanoscale waveguides. We find that they lead to an homogeneous resonance broadening through two distinct mechanisms: firstly, the acoustic frequency is directly influenced via mechanical nonlinearities; secondly, the optical wave numbers are influenced via the opto-mechanical nonlinearity leading to an additional acoustic frequency shift via the phase-matching condition. We find that this second me","authors_text":"Benjamin J. Eggleton, Christian Wolff, Christopher G. Poulton, Michael J. Steel, Raphael Van Laer","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-10-01T00:36:23Z","title":"Brillouin resonance broadening due to structural variations in nanoscale waveguides"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.00079","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":"sha256:9ec98d7bea7e11c049d035fa5fe0310d68999cf02cb2106e8222d43673d35ee1","target":"record","created_at":"2026-05-18T01:20:42Z","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":"3d6c7555c3dfb332294adff144cc0a4fc6c073bab0ca067ba8e4a935f3d83ef5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-10-01T00:36:23Z","title_canon_sha256":"546b625e189af41480ad9c440956d3cd292831f2ad0fc317711dde21bba9c2de"},"schema_version":"1.0","source":{"id":"1510.00079","kind":"arxiv","version":2}},"canonical_sha256":"9055101dae72a7abe31bed6a067fd9edbd13660bdabadb8ad5caebb064304217","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9055101dae72a7abe31bed6a067fd9edbd13660bdabadb8ad5caebb064304217","first_computed_at":"2026-05-18T01:20:42.740306Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:20:42.740306Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YfATW3L4woeM6Undh5cTVCBs7ivcg74Mo7DsmtOFPfBzzX5ZwFt98ren1WjS8z2gYEZYMFY4hMT6L0cetM6MCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:20:42.741013Z","signed_message":"canonical_sha256_bytes"},"source_id":"1510.00079","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9ec98d7bea7e11c049d035fa5fe0310d68999cf02cb2106e8222d43673d35ee1","sha256:c0a5a330ae34d2a21ab6c24aa63064fea0ec1562ed11adbde45104ce8c53e94c"],"state_sha256":"6c00fe041b08464b9e2b73ed51e53cf58abe945d2a96a5c96f3de86c31e45718"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"g9APiR7Mq4XHLK14smjENyvnR8KrC+6i2k9abM3F7BFIc9BDvObABhd6mhj/OnP3ySNojMfIEoyjPr7Rxqr6CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T16:53:06.391793Z","bundle_sha256":"252c3737951ad682f464dcc95e5a28c8ca8964a3c465bba5a0155290c23e8bc6"}}