{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:6Y2OMTV2PVNQTZ4LB6BZ4VDQDE","short_pith_number":"pith:6Y2OMTV2","canonical_record":{"source":{"id":"2410.10734","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2024-10-14T17:16:17Z","cross_cats_sorted":[],"title_canon_sha256":"b725decde7011fc3b9492963e3317bcd2fe66fc6dba2900bdfda53d443addd7f","abstract_canon_sha256":"20163a759ae4a3536c447c75d5891a9ea0f95f24c40075354674ea8eec67a93b"},"schema_version":"1.0"},"canonical_sha256":"f634e64eba7d5b09e78b0f839e547019391492c6fca01c0ebec2f847a87d4691","source":{"kind":"arxiv","id":"2410.10734","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2410.10734","created_at":"2026-06-23T03:13:43Z"},{"alias_kind":"arxiv_version","alias_value":"2410.10734v2","created_at":"2026-06-23T03:13:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.10734","created_at":"2026-06-23T03:13:43Z"},{"alias_kind":"pith_short_12","alias_value":"6Y2OMTV2PVNQ","created_at":"2026-06-23T03:13:43Z"},{"alias_kind":"pith_short_16","alias_value":"6Y2OMTV2PVNQTZ4L","created_at":"2026-06-23T03:13:43Z"},{"alias_kind":"pith_short_8","alias_value":"6Y2OMTV2","created_at":"2026-06-23T03:13:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:6Y2OMTV2PVNQTZ4LB6BZ4VDQDE","target":"record","payload":{"canonical_record":{"source":{"id":"2410.10734","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2024-10-14T17:16:17Z","cross_cats_sorted":[],"title_canon_sha256":"b725decde7011fc3b9492963e3317bcd2fe66fc6dba2900bdfda53d443addd7f","abstract_canon_sha256":"20163a759ae4a3536c447c75d5891a9ea0f95f24c40075354674ea8eec67a93b"},"schema_version":"1.0"},"canonical_sha256":"f634e64eba7d5b09e78b0f839e547019391492c6fca01c0ebec2f847a87d4691","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-23T03:13:43.864956Z","signature_b64":"madn1MN4C3YCrTwwdeia+m4BW69bi6gtL1IwaVteLKKKIuYTbGsBCQ+Zj3fpaP01RvTukpRqOizn1ACJFMcXAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f634e64eba7d5b09e78b0f839e547019391492c6fca01c0ebec2f847a87d4691","last_reissued_at":"2026-06-23T03:13:43.864461Z","signature_status":"signed_v1","first_computed_at":"2026-06-23T03:13:43.864461Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2410.10734","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":"2026-06-23T03:13:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pPAy50qNe0L2Q1hYdN/iketTz7UoXqtiaBbMcuBbicBsJN+9IOcKRtJdBoczBmfGkM533bscc1u9995ZqohABA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T10:41:12.688837Z"},"content_sha256":"fc49b8722f18d70934a564dbbf0a93d105fc24f7195eeb3034e9e438a32f7529","schema_version":"1.0","event_id":"sha256:fc49b8722f18d70934a564dbbf0a93d105fc24f7195eeb3034e9e438a32f7529"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:6Y2OMTV2PVNQTZ4LB6BZ4VDQDE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Multiscale carrier-envelope phase characterization of 2-\\mu m pulses delivered by a 200-kHz optical parametric amplifier","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Arvid Kl\\\"osgen, Caroline Juliano, Chen Guo, Cord L. Arnold, Jan Vogelsang, Jin Niu, Katrin Meier, Kerstin Harland, Lars Barnekow, Lina Hansen","submitted_at":"2024-10-14T17:16:17Z","abstract_excerpt":"Light fields with a central wavelength of 2 um are very well suited for strong-field-driven charge carrier control: Their photon energy lies far below the band gap of many materials, while their oscillation period remains significantly shorter than the coherence time of charge carrier oscillations. The resulting potential for field-driven charge carrier control is contingent on the reproducibility of the field structure of such ultrashort laser pulses. Here, we present a compact 200-kHz laser system that delivers ultrashort pulses with a duration of less than 20 fs in the spectral range around"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.10734","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2410.10734/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-06-23T03:13:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ThYmy8Tv+9gKINmmxeY5BWxBDlkY2yj0fhNE/RWaYB50U9QqW4ZR/VJD3Un+gJKU8vVUrOGvt/ByRzXybTOvCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T10:41:12.689536Z"},"content_sha256":"9e524ca92252c45386d085336d89c98aff9ba8cccc256f046ddf48e8d6ab2ed1","schema_version":"1.0","event_id":"sha256:9e524ca92252c45386d085336d89c98aff9ba8cccc256f046ddf48e8d6ab2ed1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6Y2OMTV2PVNQTZ4LB6BZ4VDQDE/bundle.json","state_url":"https://pith.science/pith/6Y2OMTV2PVNQTZ4LB6BZ4VDQDE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6Y2OMTV2PVNQTZ4LB6BZ4VDQDE/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":"2026-08-14T10:41:12Z","links":{"resolver":"https://pith.science/pith/6Y2OMTV2PVNQTZ4LB6BZ4VDQDE","bundle":"https://pith.science/pith/6Y2OMTV2PVNQTZ4LB6BZ4VDQDE/bundle.json","state":"https://pith.science/pith/6Y2OMTV2PVNQTZ4LB6BZ4VDQDE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6Y2OMTV2PVNQTZ4LB6BZ4VDQDE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:6Y2OMTV2PVNQTZ4LB6BZ4VDQDE","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":"20163a759ae4a3536c447c75d5891a9ea0f95f24c40075354674ea8eec67a93b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2024-10-14T17:16:17Z","title_canon_sha256":"b725decde7011fc3b9492963e3317bcd2fe66fc6dba2900bdfda53d443addd7f"},"schema_version":"1.0","source":{"id":"2410.10734","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2410.10734","created_at":"2026-06-23T03:13:43Z"},{"alias_kind":"arxiv_version","alias_value":"2410.10734v2","created_at":"2026-06-23T03:13:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.10734","created_at":"2026-06-23T03:13:43Z"},{"alias_kind":"pith_short_12","alias_value":"6Y2OMTV2PVNQ","created_at":"2026-06-23T03:13:43Z"},{"alias_kind":"pith_short_16","alias_value":"6Y2OMTV2PVNQTZ4L","created_at":"2026-06-23T03:13:43Z"},{"alias_kind":"pith_short_8","alias_value":"6Y2OMTV2","created_at":"2026-06-23T03:13:43Z"}],"graph_snapshots":[{"event_id":"sha256:9e524ca92252c45386d085336d89c98aff9ba8cccc256f046ddf48e8d6ab2ed1","target":"graph","created_at":"2026-06-23T03:13:43Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2410.10734/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Light fields with a central wavelength of 2 um are very well suited for strong-field-driven charge carrier control: Their photon energy lies far below the band gap of many materials, while their oscillation period remains significantly shorter than the coherence time of charge carrier oscillations. The resulting potential for field-driven charge carrier control is contingent on the reproducibility of the field structure of such ultrashort laser pulses. Here, we present a compact 200-kHz laser system that delivers ultrashort pulses with a duration of less than 20 fs in the spectral range around","authors_text":"Arvid Kl\\\"osgen, Caroline Juliano, Chen Guo, Cord L. Arnold, Jan Vogelsang, Jin Niu, Katrin Meier, Kerstin Harland, Lars Barnekow, Lina Hansen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2024-10-14T17:16:17Z","title":"Multiscale carrier-envelope phase characterization of 2-\\mu m pulses delivered by a 200-kHz optical parametric amplifier"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.10734","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:fc49b8722f18d70934a564dbbf0a93d105fc24f7195eeb3034e9e438a32f7529","target":"record","created_at":"2026-06-23T03:13:43Z","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":"20163a759ae4a3536c447c75d5891a9ea0f95f24c40075354674ea8eec67a93b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2024-10-14T17:16:17Z","title_canon_sha256":"b725decde7011fc3b9492963e3317bcd2fe66fc6dba2900bdfda53d443addd7f"},"schema_version":"1.0","source":{"id":"2410.10734","kind":"arxiv","version":2}},"canonical_sha256":"f634e64eba7d5b09e78b0f839e547019391492c6fca01c0ebec2f847a87d4691","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f634e64eba7d5b09e78b0f839e547019391492c6fca01c0ebec2f847a87d4691","first_computed_at":"2026-06-23T03:13:43.864461Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-23T03:13:43.864461Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"madn1MN4C3YCrTwwdeia+m4BW69bi6gtL1IwaVteLKKKIuYTbGsBCQ+Zj3fpaP01RvTukpRqOizn1ACJFMcXAQ==","signature_status":"signed_v1","signed_at":"2026-06-23T03:13:43.864956Z","signed_message":"canonical_sha256_bytes"},"source_id":"2410.10734","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fc49b8722f18d70934a564dbbf0a93d105fc24f7195eeb3034e9e438a32f7529","sha256:9e524ca92252c45386d085336d89c98aff9ba8cccc256f046ddf48e8d6ab2ed1"],"state_sha256":"6bf9dffc148b936e5e195a34b43af4f570202161f8d091bc647898a19e587d27"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Wo1VfaoX6gTVEQtUYmEvL7eRynlm7ffdsS3NBv3/sLkdovVhq9vfXZa2SErqP/DMKf0sypeB7qZjjEqyt23/Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T10:41:12.694444Z","bundle_sha256":"8c8e21dc7d5ade0d721aebbbefa439523c296e707592fc5b40c8a3133089341f"}}