{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:CVMAZI4CXVFXSUIAPMHBKHPQ4F","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":"9e4fc01a72b5a78485316942ba68a8084f405aab4229c8629fadbe906450da4e","cross_cats_sorted":["physics.comp-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-02-15T22:40:11Z","title_canon_sha256":"59f63ec89baa68029a1b7cf1d094a8cd03e244372fb8866cbb401bcef462eb72"},"schema_version":"1.0","source":{"id":"1702.04804","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.04804","created_at":"2026-05-18T00:43:54Z"},{"alias_kind":"arxiv_version","alias_value":"1702.04804v1","created_at":"2026-05-18T00:43:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.04804","created_at":"2026-05-18T00:43:54Z"},{"alias_kind":"pith_short_12","alias_value":"CVMAZI4CXVFX","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_16","alias_value":"CVMAZI4CXVFXSUIA","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_8","alias_value":"CVMAZI4C","created_at":"2026-05-18T12:31:10Z"}],"graph_snapshots":[{"event_id":"sha256:5fe8502e13e4a8cfaf78981a8a45f58b31fdd7ed45c0843509979378cc03eca7","target":"graph","created_at":"2026-05-18T00:43:54Z","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":"Attosecond x-ray pulses offer unprecedented opportunities for probing and triggering new types of ultrafast motion. At the same time, pulse characterization of x-rays presents new challenges that do not exist in the UV regime. Inner-shell ionization is the dominant ionization mechanism for x-rays and it is followed by secondary processes like fluorescence, Auger decay, and shake-up.In general, we find that inner-shell ionization and secondary processes can create additional delay-dependent modulations that will affect pulse reconstruction schemes. Our recently proposed pulse characterization m","authors_text":"Jan Marcus Dahlstr\\\"om, Stefan Pabst","cross_cats":["physics.comp-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-02-15T22:40:11Z","title":"Characterization of attosecond pulses in the soft x-ray regime"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.04804","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":"sha256:1387eceb413355407287dd92ad12fbf6ba19c96f4b8386efde41b960649b8908","target":"record","created_at":"2026-05-18T00:43:54Z","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":"9e4fc01a72b5a78485316942ba68a8084f405aab4229c8629fadbe906450da4e","cross_cats_sorted":["physics.comp-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-02-15T22:40:11Z","title_canon_sha256":"59f63ec89baa68029a1b7cf1d094a8cd03e244372fb8866cbb401bcef462eb72"},"schema_version":"1.0","source":{"id":"1702.04804","kind":"arxiv","version":1}},"canonical_sha256":"15580ca382bd4b7951007b0e151df0e1710cc44bc3ffb077b43e00b9485b4bff","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"15580ca382bd4b7951007b0e151df0e1710cc44bc3ffb077b43e00b9485b4bff","first_computed_at":"2026-05-18T00:43:54.553638Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:43:54.553638Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MSlepkXoraczJT/bPWW4IAVlfbjuMB0EW2/r5lsQ3gp/XoM49rFcs5/k0BR870BaPeEw31ohucSJb3LxniwUBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:43:54.554150Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.04804","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1387eceb413355407287dd92ad12fbf6ba19c96f4b8386efde41b960649b8908","sha256:5fe8502e13e4a8cfaf78981a8a45f58b31fdd7ed45c0843509979378cc03eca7"],"state_sha256":"e8017b163d399038f70f6fccb8a63e88bd63ba460373e06b4655f9cb4675d9f0"}