{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:ZDPI4572RAU37A64KASA3WHFR6","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":"8b8913cc6197fb7e3eca0982edc74acbbbdc3345371850434ffb9bd6f6103907","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2015-08-14T14:34:04Z","title_canon_sha256":"987099b49fc564535842b371dc03b21dbc8b0c7e41d6c58cb54684b325c2c186"},"schema_version":"1.0","source":{"id":"1508.03514","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.03514","created_at":"2026-05-18T01:33:34Z"},{"alias_kind":"arxiv_version","alias_value":"1508.03514v1","created_at":"2026-05-18T01:33:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.03514","created_at":"2026-05-18T01:33:34Z"},{"alias_kind":"pith_short_12","alias_value":"ZDPI4572RAU3","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_16","alias_value":"ZDPI4572RAU37A64","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_8","alias_value":"ZDPI4572","created_at":"2026-05-18T12:29:52Z"}],"graph_snapshots":[{"event_id":"sha256:086b6c8f2983ec80fd0eda7042259925c99cf2ee33e79f02cee2bbc7f32ba61f","target":"graph","created_at":"2026-05-18T01:33:34Z","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":"Accurate power measurements of electronic components operating at high frequencies are vital in determining where power losses occur in a system such as a power converter. Such power measurements must be carried out with equipment that can accurately measure real power at high frequency. We present the design of a high speed calorimeter to address this requirement, capable of reaching a steady state in less than 10 minutes. The system uses Peltier thermoelectric coolers to remove heat generated in a load resistance, and was calibrated against known real power measurements using an artificial n","authors_text":"Damien F. Frost, David A. Howey","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2015-08-14T14:34:04Z","title":"High Speed Peltier Calorimeter for the Calibration of High Bandwidth Power Measurement Equipment"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.03514","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":"sha256:2fea37ef1887f8908befaa0c59cb781fa5239c953c4aca34b11f45860a172780","target":"record","created_at":"2026-05-18T01:33:34Z","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":"8b8913cc6197fb7e3eca0982edc74acbbbdc3345371850434ffb9bd6f6103907","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2015-08-14T14:34:04Z","title_canon_sha256":"987099b49fc564535842b371dc03b21dbc8b0c7e41d6c58cb54684b325c2c186"},"schema_version":"1.0","source":{"id":"1508.03514","kind":"arxiv","version":1}},"canonical_sha256":"c8de8e77fa8829bf83dc50240dd8e58f9a89f2523091221b404c00df8de08f05","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c8de8e77fa8829bf83dc50240dd8e58f9a89f2523091221b404c00df8de08f05","first_computed_at":"2026-05-18T01:33:34.850387Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:33:34.850387Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/ONwk0a1JjFfO7C8bwzLNIgAH9+hWefTdKcfRWZzyQhjilbdvswP4cfN8CM4vpRQbGMEeEqoYqfE3TEMiLU/DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:33:34.851007Z","signed_message":"canonical_sha256_bytes"},"source_id":"1508.03514","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2fea37ef1887f8908befaa0c59cb781fa5239c953c4aca34b11f45860a172780","sha256:086b6c8f2983ec80fd0eda7042259925c99cf2ee33e79f02cee2bbc7f32ba61f"],"state_sha256":"e3f1d1c245a7cc2010d73c12dc060bac9ed5e7bdcf00f6342f419646264775c8"}