{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:7XVTFEEERBQMNDB2NIHVGFP2HV","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":"d7e1857f58909d4e5b126e7fa680bc3bf48db4f6193d14c3f5119a6c72075e30","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-04-27T15:36:56Z","title_canon_sha256":"b5abff6caae3f70f8a73b6a89011edec3ef190fd6767006498514f80ebdfb905"},"schema_version":"1.0","source":{"id":"1604.08115","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1604.08115","created_at":"2026-05-18T01:16:08Z"},{"alias_kind":"arxiv_version","alias_value":"1604.08115v1","created_at":"2026-05-18T01:16:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.08115","created_at":"2026-05-18T01:16:08Z"},{"alias_kind":"pith_short_12","alias_value":"7XVTFEEERBQM","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_16","alias_value":"7XVTFEEERBQMNDB2","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_8","alias_value":"7XVTFEEE","created_at":"2026-05-18T12:30:04Z"}],"graph_snapshots":[{"event_id":"sha256:cdc9025a2585c6184cbe7876fba026a3c7d8ea809c035a6e8f1ff36a7f5df5c3","target":"graph","created_at":"2026-05-18T01:16:08Z","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":"Direct optical frequency Comb Spectroscopy (DCS) is proving to be a fundamental tool in many areas of science and technology thanks to its unique performance in terms of ultra-broadband, high-speed detection and frequency accuracy, allowing for high-fidelity mapping of atomic and molecular energy structure. Here we present a novel DCS approach based on a scanning Fabry-Perot micro-cavity resonator (SMART) providing a simple, compact and accurate method to resolve the mode structure of an optical frequency comb. The SMART approach, while drastically reducing system complexity, allows for a stra","authors_text":"Alessio Gambetta, Davide Gatti, Gianluca Galzerano, Marco Cassinerio, Paolo Laporta","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-04-27T15:36:56Z","title":"Scanning micro-resonator direct-comb absolute spectroscopy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.08115","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":"sha256:822b29ba337bb0ef7b32313f6993bc58dd8f25771c4fbe7e8a9ae9fc2dc03ca7","target":"record","created_at":"2026-05-18T01:16:08Z","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":"d7e1857f58909d4e5b126e7fa680bc3bf48db4f6193d14c3f5119a6c72075e30","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-04-27T15:36:56Z","title_canon_sha256":"b5abff6caae3f70f8a73b6a89011edec3ef190fd6767006498514f80ebdfb905"},"schema_version":"1.0","source":{"id":"1604.08115","kind":"arxiv","version":1}},"canonical_sha256":"fdeb3290848860c68c3a6a0f5315fa3d6304b26c4a0f4dcee3d649d0517ca31b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fdeb3290848860c68c3a6a0f5315fa3d6304b26c4a0f4dcee3d649d0517ca31b","first_computed_at":"2026-05-18T01:16:08.088217Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:16:08.088217Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"W9HmvW5FzpPMSsj6ZjU3IEINnL/kYtpSWHNQ5IL9H4hZiI/XKy+yxiVGSra1bNveMMiSqPABh/tO2IGYM3MuDw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:16:08.088902Z","signed_message":"canonical_sha256_bytes"},"source_id":"1604.08115","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:822b29ba337bb0ef7b32313f6993bc58dd8f25771c4fbe7e8a9ae9fc2dc03ca7","sha256:cdc9025a2585c6184cbe7876fba026a3c7d8ea809c035a6e8f1ff36a7f5df5c3"],"state_sha256":"fe78bb3c3fd746f1c70d8929d4d5c40d9adbb2d1c917774cca0c1886cc041c46"}