{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:NIJ6GFSWJWZ63EZD4ERFWPQTPD","short_pith_number":"pith:NIJ6GFSW","canonical_record":{"source":{"id":"1709.01780","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-09-06T11:44:32Z","cross_cats_sorted":[],"title_canon_sha256":"af3dc1c91141ccaa7865d3e2c555a36467efd4ecaee2adb16438ef979e382fa3","abstract_canon_sha256":"66843587e0df3ab5ff6083efde96fed306a0276147f51d76b8c499c5e5357d47"},"schema_version":"1.0"},"canonical_sha256":"6a13e316564db3ed9323e1225b3e1378c1e0e50d53283d0d098b477804a3df25","source":{"kind":"arxiv","id":"1709.01780","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.01780","created_at":"2026-05-18T00:24:16Z"},{"alias_kind":"arxiv_version","alias_value":"1709.01780v2","created_at":"2026-05-18T00:24:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.01780","created_at":"2026-05-18T00:24:16Z"},{"alias_kind":"pith_short_12","alias_value":"NIJ6GFSWJWZ6","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_16","alias_value":"NIJ6GFSWJWZ63EZD","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_8","alias_value":"NIJ6GFSW","created_at":"2026-05-18T12:31:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:NIJ6GFSWJWZ63EZD4ERFWPQTPD","target":"record","payload":{"canonical_record":{"source":{"id":"1709.01780","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-09-06T11:44:32Z","cross_cats_sorted":[],"title_canon_sha256":"af3dc1c91141ccaa7865d3e2c555a36467efd4ecaee2adb16438ef979e382fa3","abstract_canon_sha256":"66843587e0df3ab5ff6083efde96fed306a0276147f51d76b8c499c5e5357d47"},"schema_version":"1.0"},"canonical_sha256":"6a13e316564db3ed9323e1225b3e1378c1e0e50d53283d0d098b477804a3df25","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:24:16.449178Z","signature_b64":"TbImZ1FNv56ShwyjAFFOpogT4ujtNMJpMAe9isEYBasTQFefyVcjjHwVKjP5DQ37wXfSajC4YX5/3w4Mc39OBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6a13e316564db3ed9323e1225b3e1378c1e0e50d53283d0d098b477804a3df25","last_reissued_at":"2026-05-18T00:24:16.447145Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:24:16.447145Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1709.01780","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:24:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"e98791fcUdjRfilRHEde9NcLvA0Cw8Po7paX0hIniFhJIqe8WXF2lnfqE07IHfU09Xzh35ZPF1XcuBSIB3psDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T08:04:40.461249Z"},"content_sha256":"349ee98653c18e08a461303d8628e454a9b8176789e754c682e188fa2b30ea69","schema_version":"1.0","event_id":"sha256:349ee98653c18e08a461303d8628e454a9b8176789e754c682e188fa2b30ea69"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:NIJ6GFSWJWZ63EZD4ERFWPQTPD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Photoionization in the time and frequency domain","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"A. Harth, A. L'Huillier, C. L. Arnold, D. Busto, D. Kroon, E. Lindroth, J.M. Dahlstr\\\"om, M. Gisselbrecht, M. Isinger, M. Miranda, R. Feifel, R.J. Squibb, S. Nandi, S. Zhong","submitted_at":"2017-09-06T11:44:32Z","abstract_excerpt":"Ultrafast processes in matter, such as the electron emission following light absorption, can now be studied using ultrashort light pulses of attosecond duration ($10^{-18}$s) in the extreme ultraviolet spectral range. The lack of spectral resolution due to the use of short light pulses may raise serious issues in the interpretation of the experimental results and the comparison with detailed theoretical calculations. Here, we determine photoionization time delays in neon atoms over a 40 eV energy range with an interferometric technique combining high temporal and spectral resolution. We spectr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.01780","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"2026-05-18T00:24:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XOpfFfbcs2UF0qoxYl0jUfhaXlwnkZnAw2CJjqJXPssiN1lhcvw+PSj0NRpKYDcG1ZjGEJsFdzBcH92dUWeVCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T08:04:40.461758Z"},"content_sha256":"e3bb6bffd58f5dd9590c00176188f0410798aa92be25c1a5bb88be47d66995f6","schema_version":"1.0","event_id":"sha256:e3bb6bffd58f5dd9590c00176188f0410798aa92be25c1a5bb88be47d66995f6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NIJ6GFSWJWZ63EZD4ERFWPQTPD/bundle.json","state_url":"https://pith.science/pith/NIJ6GFSWJWZ63EZD4ERFWPQTPD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NIJ6GFSWJWZ63EZD4ERFWPQTPD/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":"2026-05-25T08:04:40Z","links":{"resolver":"https://pith.science/pith/NIJ6GFSWJWZ63EZD4ERFWPQTPD","bundle":"https://pith.science/pith/NIJ6GFSWJWZ63EZD4ERFWPQTPD/bundle.json","state":"https://pith.science/pith/NIJ6GFSWJWZ63EZD4ERFWPQTPD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NIJ6GFSWJWZ63EZD4ERFWPQTPD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:NIJ6GFSWJWZ63EZD4ERFWPQTPD","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":"66843587e0df3ab5ff6083efde96fed306a0276147f51d76b8c499c5e5357d47","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-09-06T11:44:32Z","title_canon_sha256":"af3dc1c91141ccaa7865d3e2c555a36467efd4ecaee2adb16438ef979e382fa3"},"schema_version":"1.0","source":{"id":"1709.01780","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.01780","created_at":"2026-05-18T00:24:16Z"},{"alias_kind":"arxiv_version","alias_value":"1709.01780v2","created_at":"2026-05-18T00:24:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.01780","created_at":"2026-05-18T00:24:16Z"},{"alias_kind":"pith_short_12","alias_value":"NIJ6GFSWJWZ6","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_16","alias_value":"NIJ6GFSWJWZ63EZD","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_8","alias_value":"NIJ6GFSW","created_at":"2026-05-18T12:31:31Z"}],"graph_snapshots":[{"event_id":"sha256:e3bb6bffd58f5dd9590c00176188f0410798aa92be25c1a5bb88be47d66995f6","target":"graph","created_at":"2026-05-18T00:24:16Z","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":"Ultrafast processes in matter, such as the electron emission following light absorption, can now be studied using ultrashort light pulses of attosecond duration ($10^{-18}$s) in the extreme ultraviolet spectral range. The lack of spectral resolution due to the use of short light pulses may raise serious issues in the interpretation of the experimental results and the comparison with detailed theoretical calculations. Here, we determine photoionization time delays in neon atoms over a 40 eV energy range with an interferometric technique combining high temporal and spectral resolution. We spectr","authors_text":"A. Harth, A. L'Huillier, C. L. Arnold, D. Busto, D. Kroon, E. Lindroth, J.M. Dahlstr\\\"om, M. Gisselbrecht, M. Isinger, M. Miranda, R. Feifel, R.J. Squibb, S. Nandi, S. Zhong","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-09-06T11:44:32Z","title":"Photoionization in the time and frequency domain"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.01780","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":"sha256:349ee98653c18e08a461303d8628e454a9b8176789e754c682e188fa2b30ea69","target":"record","created_at":"2026-05-18T00:24:16Z","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":"66843587e0df3ab5ff6083efde96fed306a0276147f51d76b8c499c5e5357d47","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-09-06T11:44:32Z","title_canon_sha256":"af3dc1c91141ccaa7865d3e2c555a36467efd4ecaee2adb16438ef979e382fa3"},"schema_version":"1.0","source":{"id":"1709.01780","kind":"arxiv","version":2}},"canonical_sha256":"6a13e316564db3ed9323e1225b3e1378c1e0e50d53283d0d098b477804a3df25","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6a13e316564db3ed9323e1225b3e1378c1e0e50d53283d0d098b477804a3df25","first_computed_at":"2026-05-18T00:24:16.447145Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:24:16.447145Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TbImZ1FNv56ShwyjAFFOpogT4ujtNMJpMAe9isEYBasTQFefyVcjjHwVKjP5DQ37wXfSajC4YX5/3w4Mc39OBw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:24:16.449178Z","signed_message":"canonical_sha256_bytes"},"source_id":"1709.01780","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:349ee98653c18e08a461303d8628e454a9b8176789e754c682e188fa2b30ea69","sha256:e3bb6bffd58f5dd9590c00176188f0410798aa92be25c1a5bb88be47d66995f6"],"state_sha256":"10fe4f8fbce98cf7fb7cde1b3a947b63f5fcd34110b5dac0d6f438b27a4730d8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X4pg+VxFnqd+MRGrDySGa+Vvpye1uDjMkfopr1Dlbe+Tla3Q9ueuDOfOOU9LkyJYxnCFhuVqjQd9bGnPL8ZUCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T08:04:40.464497Z","bundle_sha256":"9ec7be1feb09d8aeb4b97bcccea3c8a6a97ce8552d8bcb4f4377f436d780f58f"}}