{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:YGWAWAO5TRGII4VZOOERGJPARO","short_pith_number":"pith:YGWAWAO5","canonical_record":{"source":{"id":"2501.15771","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2025-01-27T04:38:01Z","cross_cats_sorted":["cond-mat.supr-con"],"title_canon_sha256":"a4cc0b53895dc78bdc33be2924bdfb96500431d331fa4142499ef3820b3b81b5","abstract_canon_sha256":"f92ba1041e520a0361fc37d4153b503a019bb03d3e188d38d9e6a00832566046"},"schema_version":"1.0"},"canonical_sha256":"c1ac0b01dd9c4c8472b973891325e08ba2167e9705b3e7304c850f74058379c3","source":{"kind":"arxiv","id":"2501.15771","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.15771","created_at":"2026-07-05T10:05:50Z"},{"alias_kind":"arxiv_version","alias_value":"2501.15771v1","created_at":"2026-07-05T10:05:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.15771","created_at":"2026-07-05T10:05:50Z"},{"alias_kind":"pith_short_12","alias_value":"YGWAWAO5TRGI","created_at":"2026-07-05T10:05:50Z"},{"alias_kind":"pith_short_16","alias_value":"YGWAWAO5TRGII4VZ","created_at":"2026-07-05T10:05:50Z"},{"alias_kind":"pith_short_8","alias_value":"YGWAWAO5","created_at":"2026-07-05T10:05:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:YGWAWAO5TRGII4VZOOERGJPARO","target":"record","payload":{"canonical_record":{"source":{"id":"2501.15771","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2025-01-27T04:38:01Z","cross_cats_sorted":["cond-mat.supr-con"],"title_canon_sha256":"a4cc0b53895dc78bdc33be2924bdfb96500431d331fa4142499ef3820b3b81b5","abstract_canon_sha256":"f92ba1041e520a0361fc37d4153b503a019bb03d3e188d38d9e6a00832566046"},"schema_version":"1.0"},"canonical_sha256":"c1ac0b01dd9c4c8472b973891325e08ba2167e9705b3e7304c850f74058379c3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:05:50.379105Z","signature_b64":"SE5JRpiHIJmis6x1zNVr0AOf/MZyE+kyHl8GZ6ApOyepo5UUp4hPrwd6fX0UlvOBMnOuCvqNsxavYj8YKE5VBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c1ac0b01dd9c4c8472b973891325e08ba2167e9705b3e7304c850f74058379c3","last_reissued_at":"2026-07-05T10:05:50.378651Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:05:50.378651Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2501.15771","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":"2026-07-05T10:05:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZL0NYq7de+IBOu0hP6eL4/ul4QCas0Mqe/EUFdgUlUf+rSt8v6N7OJZ9WNcJ7z9qYXMoULdVQi4eYmOHNu8kBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-19T02:12:31.277132Z"},"content_sha256":"e1dfe4a250f457291e79cc9278b11f3711b6792ab009e7c120d24df33fbef5ec","schema_version":"1.0","event_id":"sha256:e1dfe4a250f457291e79cc9278b11f3711b6792ab009e7c120d24df33fbef5ec"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:YGWAWAO5TRGII4VZOOERGJPARO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Absence of two-phonon quasi-elastic scattering in the normal state of doped--SrTiO$_3$ by THz pump-probe spectroscopy","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.supr-con"],"primary_cat":"cond-mat.str-el","authors_text":"Bharat Jalan, David Barbalas, Dooyong Lee, K. Santhosh Kumar, N. P. Armitage, Rishi Bhandia, Shivasheesh Varshney","submitted_at":"2025-01-27T04:38:01Z","abstract_excerpt":"Multi-pulse nonlinear THz spectroscopies enable a new understanding of interacting metallic systems via their sensitivity to novel correlation functions. Here, we investigated the THz nonlinear properties of the dilute metallic phase of doped-SrTiO$_3$ thin films using nonlinear terahertz 2D coherent spectroscopy. We observed a large $\\chi^{(3)}$ response in the low temperature region where the dc electrical resistivity follows a T$^2$-dependence. This is largely a pump-probe response, which we find is governed by a single energy relaxation rate that is much smaller at all temperatures than th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.15771","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2501.15771/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":"2026-07-05T10:05:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zQJzgr29qi4jm+RMVnYPbPLgxLSyTM5ig8Fr7UKWAATly0wEBIxy4oO8vN/Jku/yxpFR3f19s4aJedUxue/eBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-19T02:12:31.277508Z"},"content_sha256":"7ff8e675fcb77887d683f4c81dc89b049bbd30ab5ef0d28433e9bf659bab626f","schema_version":"1.0","event_id":"sha256:7ff8e675fcb77887d683f4c81dc89b049bbd30ab5ef0d28433e9bf659bab626f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YGWAWAO5TRGII4VZOOERGJPARO/bundle.json","state_url":"https://pith.science/pith/YGWAWAO5TRGII4VZOOERGJPARO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YGWAWAO5TRGII4VZOOERGJPARO/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":"2026-07-19T02:12:31Z","links":{"resolver":"https://pith.science/pith/YGWAWAO5TRGII4VZOOERGJPARO","bundle":"https://pith.science/pith/YGWAWAO5TRGII4VZOOERGJPARO/bundle.json","state":"https://pith.science/pith/YGWAWAO5TRGII4VZOOERGJPARO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YGWAWAO5TRGII4VZOOERGJPARO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:YGWAWAO5TRGII4VZOOERGJPARO","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":"f92ba1041e520a0361fc37d4153b503a019bb03d3e188d38d9e6a00832566046","cross_cats_sorted":["cond-mat.supr-con"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2025-01-27T04:38:01Z","title_canon_sha256":"a4cc0b53895dc78bdc33be2924bdfb96500431d331fa4142499ef3820b3b81b5"},"schema_version":"1.0","source":{"id":"2501.15771","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.15771","created_at":"2026-07-05T10:05:50Z"},{"alias_kind":"arxiv_version","alias_value":"2501.15771v1","created_at":"2026-07-05T10:05:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.15771","created_at":"2026-07-05T10:05:50Z"},{"alias_kind":"pith_short_12","alias_value":"YGWAWAO5TRGI","created_at":"2026-07-05T10:05:50Z"},{"alias_kind":"pith_short_16","alias_value":"YGWAWAO5TRGII4VZ","created_at":"2026-07-05T10:05:50Z"},{"alias_kind":"pith_short_8","alias_value":"YGWAWAO5","created_at":"2026-07-05T10:05:50Z"}],"graph_snapshots":[{"event_id":"sha256:7ff8e675fcb77887d683f4c81dc89b049bbd30ab5ef0d28433e9bf659bab626f","target":"graph","created_at":"2026-07-05T10:05:50Z","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/2501.15771/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Multi-pulse nonlinear THz spectroscopies enable a new understanding of interacting metallic systems via their sensitivity to novel correlation functions. Here, we investigated the THz nonlinear properties of the dilute metallic phase of doped-SrTiO$_3$ thin films using nonlinear terahertz 2D coherent spectroscopy. We observed a large $\\chi^{(3)}$ response in the low temperature region where the dc electrical resistivity follows a T$^2$-dependence. This is largely a pump-probe response, which we find is governed by a single energy relaxation rate that is much smaller at all temperatures than th","authors_text":"Bharat Jalan, David Barbalas, Dooyong Lee, K. Santhosh Kumar, N. P. Armitage, Rishi Bhandia, Shivasheesh Varshney","cross_cats":["cond-mat.supr-con"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2025-01-27T04:38:01Z","title":"Absence of two-phonon quasi-elastic scattering in the normal state of doped--SrTiO$_3$ by THz pump-probe spectroscopy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.15771","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:e1dfe4a250f457291e79cc9278b11f3711b6792ab009e7c120d24df33fbef5ec","target":"record","created_at":"2026-07-05T10:05:50Z","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":"f92ba1041e520a0361fc37d4153b503a019bb03d3e188d38d9e6a00832566046","cross_cats_sorted":["cond-mat.supr-con"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2025-01-27T04:38:01Z","title_canon_sha256":"a4cc0b53895dc78bdc33be2924bdfb96500431d331fa4142499ef3820b3b81b5"},"schema_version":"1.0","source":{"id":"2501.15771","kind":"arxiv","version":1}},"canonical_sha256":"c1ac0b01dd9c4c8472b973891325e08ba2167e9705b3e7304c850f74058379c3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c1ac0b01dd9c4c8472b973891325e08ba2167e9705b3e7304c850f74058379c3","first_computed_at":"2026-07-05T10:05:50.378651Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:05:50.378651Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"SE5JRpiHIJmis6x1zNVr0AOf/MZyE+kyHl8GZ6ApOyepo5UUp4hPrwd6fX0UlvOBMnOuCvqNsxavYj8YKE5VBw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:05:50.379105Z","signed_message":"canonical_sha256_bytes"},"source_id":"2501.15771","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e1dfe4a250f457291e79cc9278b11f3711b6792ab009e7c120d24df33fbef5ec","sha256:7ff8e675fcb77887d683f4c81dc89b049bbd30ab5ef0d28433e9bf659bab626f"],"state_sha256":"ed6f832df6ce4288ea958087823774e344c54b4cf7cebfe725b5b379771876b9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2JcxVlACkoZbrYASnwYSOlpGZ9EAryXXxUTsWltVCp8sK9BxTgDBC3Yiya+hj7n7+AvsKF42sttdKJiXJ1/GBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-19T02:12:31.279621Z","bundle_sha256":"2c6219340b73bbcb87301b6eff14efddf0e3667885bbd7ccf7345926c5d6134f"}}