{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:UOLVT2BTTQSDAPMBRGWCLNPNOO","short_pith_number":"pith:UOLVT2BT","canonical_record":{"source":{"id":"1711.06247","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-11-16T18:48:01Z","cross_cats_sorted":["physics.optics","quant-ph"],"title_canon_sha256":"b79b35568c4928740b82b3f08e6699291dfaebe24b1dd8cbf5ca0b01c05ca523","abstract_canon_sha256":"c064720df4b258975fb48d6035ef57424981b092f99a1dce37775f5fa44799de"},"schema_version":"1.0"},"canonical_sha256":"a39759e8339c24303d8189ac25b5ed73b26d2575f00fb986db58a625b8c6f5e9","source":{"kind":"arxiv","id":"1711.06247","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.06247","created_at":"2026-05-18T00:30:21Z"},{"alias_kind":"arxiv_version","alias_value":"1711.06247v1","created_at":"2026-05-18T00:30:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.06247","created_at":"2026-05-18T00:30:21Z"},{"alias_kind":"pith_short_12","alias_value":"UOLVT2BTTQSD","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_16","alias_value":"UOLVT2BTTQSDAPMB","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_8","alias_value":"UOLVT2BT","created_at":"2026-05-18T12:31:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:UOLVT2BTTQSDAPMBRGWCLNPNOO","target":"record","payload":{"canonical_record":{"source":{"id":"1711.06247","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-11-16T18:48:01Z","cross_cats_sorted":["physics.optics","quant-ph"],"title_canon_sha256":"b79b35568c4928740b82b3f08e6699291dfaebe24b1dd8cbf5ca0b01c05ca523","abstract_canon_sha256":"c064720df4b258975fb48d6035ef57424981b092f99a1dce37775f5fa44799de"},"schema_version":"1.0"},"canonical_sha256":"a39759e8339c24303d8189ac25b5ed73b26d2575f00fb986db58a625b8c6f5e9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:30:21.604273Z","signature_b64":"XkHHRbM4378pzY4UqM/Ar76BwaYnBoqspgYZR/V63iiiCkgrYQWB0OwEvRdOy+0Qb0pXSuKcxhTf6UQRkmFKDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a39759e8339c24303d8189ac25b5ed73b26d2575f00fb986db58a625b8c6f5e9","last_reissued_at":"2026-05-18T00:30:21.603529Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:30:21.603529Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1711.06247","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":"2026-05-18T00:30:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KSkHlQ3S+42MpAsQP2eRRWBRxkmABKQacMw8YZEcq7VLlrh2rg8bN6pLKzCzSs/C4FDsqUp1O52IIF2IeUIMDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T10:18:27.026280Z"},"content_sha256":"e08e85b7dafa1125f6e0769ec73b255d96857d0d34218da3a418b58f9c98fd11","schema_version":"1.0","event_id":"sha256:e08e85b7dafa1125f6e0769ec73b255d96857d0d34218da3a418b58f9c98fd11"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:UOLVT2BTTQSDAPMBRGWCLNPNOO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Strain engineering for ultra-coherent nanomechanical oscillators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics","quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"Amir H. Ghadimi, Dalziel J. Wilson, Mohammad J. Bereyhi, Nils J. Engelsen, Ryan Schilling, Sergey A. Fedorov, Tobias J. Kippenberg","submitted_at":"2017-11-16T18:48:01Z","abstract_excerpt":"Elastic strain engineering utilizes stress to realize unusual material properties. For instance, strain can be used to enhance the electron mobility of a semiconductor, enabling more efficient solar cells and smaller, faster transistors. In the context of nanomechanics, the pursuit of resonators with ultra-high coherence has led to intense study of a complementary strain engineering technique, \"dissipation dilution\", whereby the stiffness of a material is effectively increased without added loss. Dissipation dilution is known to underlie the anomalously high Q factor of Si$_3$N$_4$ nanomechani"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.06247","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":"2026-05-18T00:30:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Mu1ZO+XeX6oRhy6TmYXkgsi+VJ+mTAp47aGblI1tbd2qWUL8zbt1XasQWWblgp/2UBBFG0mjO8X8eXueZHBKBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T10:18:27.026657Z"},"content_sha256":"372cc196e66708485377c234f0e91cece1d5cbd6a6bc8d092d5f9b9ef3565b39","schema_version":"1.0","event_id":"sha256:372cc196e66708485377c234f0e91cece1d5cbd6a6bc8d092d5f9b9ef3565b39"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UOLVT2BTTQSDAPMBRGWCLNPNOO/bundle.json","state_url":"https://pith.science/pith/UOLVT2BTTQSDAPMBRGWCLNPNOO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UOLVT2BTTQSDAPMBRGWCLNPNOO/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":"2026-06-27T10:18:27Z","links":{"resolver":"https://pith.science/pith/UOLVT2BTTQSDAPMBRGWCLNPNOO","bundle":"https://pith.science/pith/UOLVT2BTTQSDAPMBRGWCLNPNOO/bundle.json","state":"https://pith.science/pith/UOLVT2BTTQSDAPMBRGWCLNPNOO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UOLVT2BTTQSDAPMBRGWCLNPNOO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:UOLVT2BTTQSDAPMBRGWCLNPNOO","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":"c064720df4b258975fb48d6035ef57424981b092f99a1dce37775f5fa44799de","cross_cats_sorted":["physics.optics","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-11-16T18:48:01Z","title_canon_sha256":"b79b35568c4928740b82b3f08e6699291dfaebe24b1dd8cbf5ca0b01c05ca523"},"schema_version":"1.0","source":{"id":"1711.06247","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.06247","created_at":"2026-05-18T00:30:21Z"},{"alias_kind":"arxiv_version","alias_value":"1711.06247v1","created_at":"2026-05-18T00:30:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.06247","created_at":"2026-05-18T00:30:21Z"},{"alias_kind":"pith_short_12","alias_value":"UOLVT2BTTQSD","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_16","alias_value":"UOLVT2BTTQSDAPMB","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_8","alias_value":"UOLVT2BT","created_at":"2026-05-18T12:31:46Z"}],"graph_snapshots":[{"event_id":"sha256:372cc196e66708485377c234f0e91cece1d5cbd6a6bc8d092d5f9b9ef3565b39","target":"graph","created_at":"2026-05-18T00:30:21Z","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":"Elastic strain engineering utilizes stress to realize unusual material properties. For instance, strain can be used to enhance the electron mobility of a semiconductor, enabling more efficient solar cells and smaller, faster transistors. In the context of nanomechanics, the pursuit of resonators with ultra-high coherence has led to intense study of a complementary strain engineering technique, \"dissipation dilution\", whereby the stiffness of a material is effectively increased without added loss. Dissipation dilution is known to underlie the anomalously high Q factor of Si$_3$N$_4$ nanomechani","authors_text":"Amir H. Ghadimi, Dalziel J. Wilson, Mohammad J. Bereyhi, Nils J. Engelsen, Ryan Schilling, Sergey A. Fedorov, Tobias J. Kippenberg","cross_cats":["physics.optics","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-11-16T18:48:01Z","title":"Strain engineering for ultra-coherent nanomechanical oscillators"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.06247","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:e08e85b7dafa1125f6e0769ec73b255d96857d0d34218da3a418b58f9c98fd11","target":"record","created_at":"2026-05-18T00:30:21Z","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":"c064720df4b258975fb48d6035ef57424981b092f99a1dce37775f5fa44799de","cross_cats_sorted":["physics.optics","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-11-16T18:48:01Z","title_canon_sha256":"b79b35568c4928740b82b3f08e6699291dfaebe24b1dd8cbf5ca0b01c05ca523"},"schema_version":"1.0","source":{"id":"1711.06247","kind":"arxiv","version":1}},"canonical_sha256":"a39759e8339c24303d8189ac25b5ed73b26d2575f00fb986db58a625b8c6f5e9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a39759e8339c24303d8189ac25b5ed73b26d2575f00fb986db58a625b8c6f5e9","first_computed_at":"2026-05-18T00:30:21.603529Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:30:21.603529Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XkHHRbM4378pzY4UqM/Ar76BwaYnBoqspgYZR/V63iiiCkgrYQWB0OwEvRdOy+0Qb0pXSuKcxhTf6UQRkmFKDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:30:21.604273Z","signed_message":"canonical_sha256_bytes"},"source_id":"1711.06247","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e08e85b7dafa1125f6e0769ec73b255d96857d0d34218da3a418b58f9c98fd11","sha256:372cc196e66708485377c234f0e91cece1d5cbd6a6bc8d092d5f9b9ef3565b39"],"state_sha256":"67a1ef68fc728af1728dfd1a862e426fb10c7e90a5d5c77162f73992a63b8a26"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AJSj/cX+CBYhC23LCjJ0C93dgG7YE/dTqNTY3cjCN8//G2H9v8JkuitlqyP3KxBTMIDJA9Nq/0ID27/kzGiGCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-27T10:18:27.028590Z","bundle_sha256":"da58a5dfde68cfaf508c577c2a3f64bbed14cb2bee4b87c6570530a1cde39107"}}