{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:IYNVUTULVFG3WCX4WXRXPNFJV4","short_pith_number":"pith:IYNVUTUL","canonical_record":{"source":{"id":"2608.03955","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2026-08-04T17:20:42Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"b38bc0929bf94c0d12fe40510fa1a4a5271674f2eada3dd2e61d76b374fdc3b9","abstract_canon_sha256":"df54be50f7a0d625d8ccec1bddc678d7692ba1b9c80412abb60e32e763eddfac"},"schema_version":"1.0"},"canonical_sha256":"461b5a4e8ba94dbb0afcb5e377b4a9af2a31848a8f2ac3017ed5e110b2093561","source":{"kind":"arxiv","id":"2608.03955","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.03955","created_at":"2026-08-05T01:37:34Z"},{"alias_kind":"arxiv_version","alias_value":"2608.03955v1","created_at":"2026-08-05T01:37:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.03955","created_at":"2026-08-05T01:37:34Z"},{"alias_kind":"pith_short_12","alias_value":"IYNVUTULVFG3","created_at":"2026-08-05T01:37:34Z"},{"alias_kind":"pith_short_16","alias_value":"IYNVUTULVFG3WCX4","created_at":"2026-08-05T01:37:34Z"},{"alias_kind":"pith_short_8","alias_value":"IYNVUTUL","created_at":"2026-08-05T01:37:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:IYNVUTULVFG3WCX4WXRXPNFJV4","target":"record","payload":{"canonical_record":{"source":{"id":"2608.03955","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2026-08-04T17:20:42Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"b38bc0929bf94c0d12fe40510fa1a4a5271674f2eada3dd2e61d76b374fdc3b9","abstract_canon_sha256":"df54be50f7a0d625d8ccec1bddc678d7692ba1b9c80412abb60e32e763eddfac"},"schema_version":"1.0"},"canonical_sha256":"461b5a4e8ba94dbb0afcb5e377b4a9af2a31848a8f2ac3017ed5e110b2093561","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-05T01:37:34.881737Z","signature_b64":"ANaPfipVAmaNq3ttUFBXDPboTkFfVlagI0kIsmPFHXoxCnbAMFOsh44j+1vuzCvYLzNudVkSh6iVz8+KVZFWCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"461b5a4e8ba94dbb0afcb5e377b4a9af2a31848a8f2ac3017ed5e110b2093561","last_reissued_at":"2026-08-05T01:37:34.880343Z","signature_status":"signed_v1","first_computed_at":"2026-08-05T01:37:34.880343Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2608.03955","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-08-05T01:37:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3LQ1wBmB5u7X4r6+GCScaLsBQmhkRRCoOE8pUQaVX6mYeEIqlFjGb2VuCNTiv/6XWjChwK6n4m1L1s32PaLpBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T15:50:29.225779Z"},"content_sha256":"e06072a1234e15016b481d2c092b998ca74ac39e7125dfe6aeca8f503d4c27dd","schema_version":"1.0","event_id":"sha256:e06072a1234e15016b481d2c092b998ca74ac39e7125dfe6aeca8f503d4c27dd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:IYNVUTULVFG3WCX4WXRXPNFJV4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A table-top few-femtosecond broadband extreme-ultraviolet absorption spectrometer with cryogenic cooling","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.ins-det","authors_text":"Alfred Zong, Bailey R. Nebgen, Emma Berger, Jackson McClellan, Marcus Hui, Michael W. Zuerch, Sheng-Chih Lin, Shuaiwei Pan","submitted_at":"2026-08-04T17:20:42Z","abstract_excerpt":"We present a table-top cryogenic ultrafast broadband XUV absorption spectroscopy (c-UBXAS) beamline designed for temperature-dependent and time-resolved investigations of quantum materials. The instrument combines a broadband high-harmonic generation source spanning 22-73 eV with automated image registration and cryogenic sample control down to 20 K, enabling element-specific measurements under both equilibrium and nonequilibrium conditions. The beamline provides sub-50-meV energy resolution and a sub-10-fs instrument response function, while maintaining long-term stability suitable for extend"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.03955","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2608.03955/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-08-05T01:37:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"efJ2G8SGkwW7ORGK0x7njlEcyLX35tVLtNBt0pxiru8Aif6hvKvZFtT9aNEVkKaEA2TI2GY1zn9ByUe6MmfqCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T15:50:29.226295Z"},"content_sha256":"25ce9d738544efeea1894f7f4055406f5101f12f3619d8f6ec0ea7cfd47fb2af","schema_version":"1.0","event_id":"sha256:25ce9d738544efeea1894f7f4055406f5101f12f3619d8f6ec0ea7cfd47fb2af"},{"event_type":"integrity_finding","subject_pith_number":"pith:2026:IYNVUTULVFG3WCX4WXRXPNFJV4","target":"integrity","payload":{"note":"DOI is split by whitespace or line breaks in the printed bibliography. Reconstructed DOI 10.1002/adma.202109144 resolves to 'Multiferroic‐Enabled Magnetic‐Excitons in 2D Quantum‐Entangled Van der Waals Antiferromagnet NiI<sub>2</sub>'. A reader following the printed text alone cannot reach it.","snippet":"author author S. Son , author Y. Lee , author J. H. \\ Kim , author B. H. \\ Kim , author C. Kim , author W. Na , author H. Ju , author S. Park , author A. Nag , author K.-J. \\ Zhou , author Y.-W. \\ Son , author H. Kim , author W.-S. \\ Noh , ","arxiv_id":"2608.03955","detector":"doi_compliance","evidence":{"ref_index":70,"verdict_class":"incontrovertible","resolved_title":"Multiferroic‐Enabled Magnetic‐Excitons in 2D Quantum‐Entangled Van der Waals Antiferromagnet NiI<sub>2</sub>","printed_excerpt":"10.1002/adm","reconstructed_doi":"10.1002/adma.202109144"},"severity":"advisory","ref_index":70,"audited_at":"2026-08-05T05:08:24.519092Z","event_type":"pith.integrity.v1","detected_doi":"10.1002/adma.202109144","detector_url":"https://pith.science/pith-integrity-protocol#doi_compliance","external_url":null,"finding_type":"recoverable_identifier","evidence_hash":"50844cb125e05b7348b2f938bc87a61c567e6181fbf18b763cf28b03048b1b6d","paper_version":1,"verdict_class":"incontrovertible","resolved_title":"Multiferroic‐Enabled Magnetic‐Excitons in 2D Quantum‐Entangled Van der Waals Antiferromagnet NiI<sub>2</sub>","detector_version":"1.1.0","detected_arxiv_id":null,"integrity_event_id":18048,"payload_sha256":"73e06ef97ad357abc27834ba9cab40fa0d6d4967328af0e9e3c7a24e22d21f21","signature_b64":"1tPwp7xE8gqaBOCYVTlS7Qgy9n2UP2TyvuusmuXoqdaIWkmwS8A2Dm+zL7mu/Oe1gOwZHtoU68ni/9SVTl4XCw==","signing_key_id":"pith-v1-2026-05"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-08-05T05:08:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Smo0ySBU3WzUDekcCYRPK6ccxg6kfZfpxhWDBDiSTxlE8sUXRT5VfYGU8fzjO4MShQSKLMe62n4hxyJy4T5qAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T15:50:29.234445Z"},"content_sha256":"dcec54f0fbc252ac22341ed76e315cd1f5fb43cb9132ddea3c505d88ea6a6ffa","schema_version":"1.0","event_id":"sha256:dcec54f0fbc252ac22341ed76e315cd1f5fb43cb9132ddea3c505d88ea6a6ffa"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IYNVUTULVFG3WCX4WXRXPNFJV4/bundle.json","state_url":"https://pith.science/pith/IYNVUTULVFG3WCX4WXRXPNFJV4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IYNVUTULVFG3WCX4WXRXPNFJV4/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":"2026-08-19T15:50:29Z","links":{"resolver":"https://pith.science/pith/IYNVUTULVFG3WCX4WXRXPNFJV4","bundle":"https://pith.science/pith/IYNVUTULVFG3WCX4WXRXPNFJV4/bundle.json","state":"https://pith.science/pith/IYNVUTULVFG3WCX4WXRXPNFJV4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IYNVUTULVFG3WCX4WXRXPNFJV4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:IYNVUTULVFG3WCX4WXRXPNFJV4","merge_version":"pith-open-graph-merge-v1","event_count":3,"valid_event_count":3,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"df54be50f7a0d625d8ccec1bddc678d7692ba1b9c80412abb60e32e763eddfac","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2026-08-04T17:20:42Z","title_canon_sha256":"b38bc0929bf94c0d12fe40510fa1a4a5271674f2eada3dd2e61d76b374fdc3b9"},"schema_version":"1.0","source":{"id":"2608.03955","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.03955","created_at":"2026-08-05T01:37:34Z"},{"alias_kind":"arxiv_version","alias_value":"2608.03955v1","created_at":"2026-08-05T01:37:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.03955","created_at":"2026-08-05T01:37:34Z"},{"alias_kind":"pith_short_12","alias_value":"IYNVUTULVFG3","created_at":"2026-08-05T01:37:34Z"},{"alias_kind":"pith_short_16","alias_value":"IYNVUTULVFG3WCX4","created_at":"2026-08-05T01:37:34Z"},{"alias_kind":"pith_short_8","alias_value":"IYNVUTUL","created_at":"2026-08-05T01:37:34Z"}],"graph_snapshots":[{"event_id":"sha256:25ce9d738544efeea1894f7f4055406f5101f12f3619d8f6ec0ea7cfd47fb2af","target":"graph","created_at":"2026-08-05T01:37:34Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2608.03955/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present a table-top cryogenic ultrafast broadband XUV absorption spectroscopy (c-UBXAS) beamline designed for temperature-dependent and time-resolved investigations of quantum materials. The instrument combines a broadband high-harmonic generation source spanning 22-73 eV with automated image registration and cryogenic sample control down to 20 K, enabling element-specific measurements under both equilibrium and nonequilibrium conditions. The beamline provides sub-50-meV energy resolution and a sub-10-fs instrument response function, while maintaining long-term stability suitable for extend","authors_text":"Alfred Zong, Bailey R. Nebgen, Emma Berger, Jackson McClellan, Marcus Hui, Michael W. Zuerch, Sheng-Chih Lin, Shuaiwei Pan","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2026-08-04T17:20:42Z","title":"A table-top few-femtosecond broadband extreme-ultraviolet absorption spectrometer with cryogenic cooling"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.03955","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:e06072a1234e15016b481d2c092b998ca74ac39e7125dfe6aeca8f503d4c27dd","target":"record","created_at":"2026-08-05T01:37:34Z","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":"df54be50f7a0d625d8ccec1bddc678d7692ba1b9c80412abb60e32e763eddfac","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2026-08-04T17:20:42Z","title_canon_sha256":"b38bc0929bf94c0d12fe40510fa1a4a5271674f2eada3dd2e61d76b374fdc3b9"},"schema_version":"1.0","source":{"id":"2608.03955","kind":"arxiv","version":1}},"canonical_sha256":"461b5a4e8ba94dbb0afcb5e377b4a9af2a31848a8f2ac3017ed5e110b2093561","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"461b5a4e8ba94dbb0afcb5e377b4a9af2a31848a8f2ac3017ed5e110b2093561","first_computed_at":"2026-08-05T01:37:34.880343Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-08-05T01:37:34.880343Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ANaPfipVAmaNq3ttUFBXDPboTkFfVlagI0kIsmPFHXoxCnbAMFOsh44j+1vuzCvYLzNudVkSh6iVz8+KVZFWCQ==","signature_status":"signed_v1","signed_at":"2026-08-05T01:37:34.881737Z","signed_message":"canonical_sha256_bytes"},"source_id":"2608.03955","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e06072a1234e15016b481d2c092b998ca74ac39e7125dfe6aeca8f503d4c27dd","sha256:25ce9d738544efeea1894f7f4055406f5101f12f3619d8f6ec0ea7cfd47fb2af","sha256:dcec54f0fbc252ac22341ed76e315cd1f5fb43cb9132ddea3c505d88ea6a6ffa"],"state_sha256":"0a25f215601fe2a08789c1e214f5fe033ed486c387887a886ad26f4f26950790"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jobR0WIhQqwXrJJB3spDqjeDrQoWZynTEsN2jXEJ1PhvDczPhfeuhkwUxpr23vWmbAxJUq0URlSIuDU1vRHgDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T15:50:29.236983Z","bundle_sha256":"055b17bb801db0f981232b02c968a278b2ff6794991c85aa53928e3103643216"}}