{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:QV2OA4MG4TNGRAMY5V3EUCGVJ3","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":"729ead1852f5c9cd961d8cb3baf80c5c91cea60ff1769bb10192a6f5aa78e318","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-12-21T01:16:07Z","title_canon_sha256":"f8c5ca9ce0ecc52d958aabb5d038c7090d693657f6465851512a4cfed7024994"},"schema_version":"1.0","source":{"id":"1612.06937","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.06937","created_at":"2026-05-18T00:31:13Z"},{"alias_kind":"arxiv_version","alias_value":"1612.06937v2","created_at":"2026-05-18T00:31:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.06937","created_at":"2026-05-18T00:31:13Z"},{"alias_kind":"pith_short_12","alias_value":"QV2OA4MG4TNG","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_16","alias_value":"QV2OA4MG4TNGRAMY","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_8","alias_value":"QV2OA4MG","created_at":"2026-05-18T12:30:41Z"}],"graph_snapshots":[{"event_id":"sha256:399f2f0a3433eade26ec4c359d7aa3ba8ae043d740cce83c7cc7f8f53d96f3b4","target":"graph","created_at":"2026-05-18T00:31:13Z","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":"Synthesised light sources need reliable diagnostics for effective application to sub-femtosecond control and probing. However, commonly employed self-referencing techniques for pulsed-field characterisation fail in the presence of wide spectral gaps, while direct sampling methods are limited to high intensities. Here, we introduce a new approach labelled SPectral-gap Immune Characterisation of Electric Fields (SPICE), which overcomes these barriers by means of multi-spectral shearing interferometry, using an unknown reference and a reconstruction algorithm that makes use of this redundant info","authors_text":"Adam S. Wyatt, Charles Bourassin-Bouchet, Ian A. Walmsley, Ilaria Gianani, Marco Barbieri, Matthias M. Mang, Patrick N. Anderson","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-12-21T01:16:07Z","title":"Spectral-gap immune characterization of electric fields"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.06937","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":"sha256:485178ddfe46e717c90451b472e602287502f731f8615c20aa5aab23a5de062a","target":"record","created_at":"2026-05-18T00:31:13Z","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":"729ead1852f5c9cd961d8cb3baf80c5c91cea60ff1769bb10192a6f5aa78e318","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-12-21T01:16:07Z","title_canon_sha256":"f8c5ca9ce0ecc52d958aabb5d038c7090d693657f6465851512a4cfed7024994"},"schema_version":"1.0","source":{"id":"1612.06937","kind":"arxiv","version":2}},"canonical_sha256":"8574e07186e4da688198ed764a08d54ee6bd55318a7b30837afb3ff72fc2d37d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8574e07186e4da688198ed764a08d54ee6bd55318a7b30837afb3ff72fc2d37d","first_computed_at":"2026-05-18T00:31:13.522615Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:31:13.522615Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"k0IU8udU5iPFkqkpBVLKHlwjN7S02JTrV1Sl7tibSjRZfX93vJmS1/nNGp476NG/nd7AXYTcDmYpCQYNP8RAAA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:31:13.523295Z","signed_message":"canonical_sha256_bytes"},"source_id":"1612.06937","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:485178ddfe46e717c90451b472e602287502f731f8615c20aa5aab23a5de062a","sha256:399f2f0a3433eade26ec4c359d7aa3ba8ae043d740cce83c7cc7f8f53d96f3b4"],"state_sha256":"b8c359a237b93fc43640e366f4203413e7f1d1e478b3338bd803047774eeec4a"}