{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:FHJGISKB25GS2SVLZ3Q2VOZPDG","short_pith_number":"pith:FHJGISKB","canonical_record":{"source":{"id":"1304.1777","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-04-05T18:08:30Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"1da3718e09cba570b12bda896246da2e419511875c0bf123a61f6702b081a4cb","abstract_canon_sha256":"b5595c217ff83861a5bb1863960ff5b1d3ee2446c8cb0f2b5679d8b17a3b74cb"},"schema_version":"1.0"},"canonical_sha256":"29d2644941d74d2d4aabcee1aabb2f199314e9ecaeb8c8931bc62e1e45fbaf26","source":{"kind":"arxiv","id":"1304.1777","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.1777","created_at":"2026-05-18T03:28:54Z"},{"alias_kind":"arxiv_version","alias_value":"1304.1777v1","created_at":"2026-05-18T03:28:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.1777","created_at":"2026-05-18T03:28:54Z"},{"alias_kind":"pith_short_12","alias_value":"FHJGISKB25GS","created_at":"2026-05-18T12:27:45Z"},{"alias_kind":"pith_short_16","alias_value":"FHJGISKB25GS2SVL","created_at":"2026-05-18T12:27:45Z"},{"alias_kind":"pith_short_8","alias_value":"FHJGISKB","created_at":"2026-05-18T12:27:45Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:FHJGISKB25GS2SVLZ3Q2VOZPDG","target":"record","payload":{"canonical_record":{"source":{"id":"1304.1777","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-04-05T18:08:30Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"1da3718e09cba570b12bda896246da2e419511875c0bf123a61f6702b081a4cb","abstract_canon_sha256":"b5595c217ff83861a5bb1863960ff5b1d3ee2446c8cb0f2b5679d8b17a3b74cb"},"schema_version":"1.0"},"canonical_sha256":"29d2644941d74d2d4aabcee1aabb2f199314e9ecaeb8c8931bc62e1e45fbaf26","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:28:54.705095Z","signature_b64":"dh+oaweHFJAndXAT29U0Xuxz9IlDQfVwM9prvjhFOcjtrNRKB6unGNLYTEdDwn/yuZtyzmRiZS40YbhjH0OtDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"29d2644941d74d2d4aabcee1aabb2f199314e9ecaeb8c8931bc62e1e45fbaf26","last_reissued_at":"2026-05-18T03:28:54.704528Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:28:54.704528Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1304.1777","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":"2026-05-18T03:28:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n03SnzaFGSO37laLRIaI+rQEDJ+yVHsm8APv9ENM2ssc/h8ZrJrAkeCIIQwSj1KkLDLCfj/DGdgo3+6x7D0rDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T16:44:29.462706Z"},"content_sha256":"55cc331149ac5470926eb4e0e85a19e383323b02e218be43aeedddd72e9e7188","schema_version":"1.0","event_id":"sha256:55cc331149ac5470926eb4e0e85a19e383323b02e218be43aeedddd72e9e7188"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:FHJGISKB25GS2SVLZ3Q2VOZPDG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"High-resolution x-ray analysis with multilayer gratings","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.ins-det","authors_text":"Jean-Michel Andr\\'e (LCP-MR), Karine Le Guen (LCP-MR), Philippe Jonnard (LCP-MR)","submitted_at":"2013-04-05T18:08:30Z","abstract_excerpt":"Periodic multilayers are nowadays widely used to perform x-ray analysis in the soft x-ray range (photon energy lower than 1 keV). However, they do not permit to obtain high-resolution spectra like natural or synthetic crystals. Thus, multilayers cannot resolve interferences between close x-ray lines. It has been shown and demonstrated experimentally that patterning a grating profile within a multilayer structure leads to a diffractive optics with improved resolving power. We illustrate the use of a Mo/B4C multilayer grating in the Fe L and C K spectral ranges, around 700 eV and 280 eV respecti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.1777","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":""},"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":"2026-05-18T03:28:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"va7Sls0BZBTefKN9gKAol12298fjR9sVtXsXSf9Lt0CdVSfobleE3Btsx+ONSuadiB2hfxZWuVzwydoqvEc5Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T16:44:29.463380Z"},"content_sha256":"6cf7c73535595a7129a28da6ddfc3e3daf289732f29266d1d1b4895cf9f1be0d","schema_version":"1.0","event_id":"sha256:6cf7c73535595a7129a28da6ddfc3e3daf289732f29266d1d1b4895cf9f1be0d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FHJGISKB25GS2SVLZ3Q2VOZPDG/bundle.json","state_url":"https://pith.science/pith/FHJGISKB25GS2SVLZ3Q2VOZPDG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FHJGISKB25GS2SVLZ3Q2VOZPDG/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":"2026-05-24T16:44:29Z","links":{"resolver":"https://pith.science/pith/FHJGISKB25GS2SVLZ3Q2VOZPDG","bundle":"https://pith.science/pith/FHJGISKB25GS2SVLZ3Q2VOZPDG/bundle.json","state":"https://pith.science/pith/FHJGISKB25GS2SVLZ3Q2VOZPDG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FHJGISKB25GS2SVLZ3Q2VOZPDG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:FHJGISKB25GS2SVLZ3Q2VOZPDG","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":"b5595c217ff83861a5bb1863960ff5b1d3ee2446c8cb0f2b5679d8b17a3b74cb","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-04-05T18:08:30Z","title_canon_sha256":"1da3718e09cba570b12bda896246da2e419511875c0bf123a61f6702b081a4cb"},"schema_version":"1.0","source":{"id":"1304.1777","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.1777","created_at":"2026-05-18T03:28:54Z"},{"alias_kind":"arxiv_version","alias_value":"1304.1777v1","created_at":"2026-05-18T03:28:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.1777","created_at":"2026-05-18T03:28:54Z"},{"alias_kind":"pith_short_12","alias_value":"FHJGISKB25GS","created_at":"2026-05-18T12:27:45Z"},{"alias_kind":"pith_short_16","alias_value":"FHJGISKB25GS2SVL","created_at":"2026-05-18T12:27:45Z"},{"alias_kind":"pith_short_8","alias_value":"FHJGISKB","created_at":"2026-05-18T12:27:45Z"}],"graph_snapshots":[{"event_id":"sha256:6cf7c73535595a7129a28da6ddfc3e3daf289732f29266d1d1b4895cf9f1be0d","target":"graph","created_at":"2026-05-18T03:28:54Z","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":"Periodic multilayers are nowadays widely used to perform x-ray analysis in the soft x-ray range (photon energy lower than 1 keV). However, they do not permit to obtain high-resolution spectra like natural or synthetic crystals. Thus, multilayers cannot resolve interferences between close x-ray lines. It has been shown and demonstrated experimentally that patterning a grating profile within a multilayer structure leads to a diffractive optics with improved resolving power. We illustrate the use of a Mo/B4C multilayer grating in the Fe L and C K spectral ranges, around 700 eV and 280 eV respecti","authors_text":"Jean-Michel Andr\\'e (LCP-MR), Karine Le Guen (LCP-MR), Philippe Jonnard (LCP-MR)","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-04-05T18:08:30Z","title":"High-resolution x-ray analysis with multilayer gratings"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.1777","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":"sha256:55cc331149ac5470926eb4e0e85a19e383323b02e218be43aeedddd72e9e7188","target":"record","created_at":"2026-05-18T03:28:54Z","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":"b5595c217ff83861a5bb1863960ff5b1d3ee2446c8cb0f2b5679d8b17a3b74cb","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-04-05T18:08:30Z","title_canon_sha256":"1da3718e09cba570b12bda896246da2e419511875c0bf123a61f6702b081a4cb"},"schema_version":"1.0","source":{"id":"1304.1777","kind":"arxiv","version":1}},"canonical_sha256":"29d2644941d74d2d4aabcee1aabb2f199314e9ecaeb8c8931bc62e1e45fbaf26","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"29d2644941d74d2d4aabcee1aabb2f199314e9ecaeb8c8931bc62e1e45fbaf26","first_computed_at":"2026-05-18T03:28:54.704528Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:28:54.704528Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"dh+oaweHFJAndXAT29U0Xuxz9IlDQfVwM9prvjhFOcjtrNRKB6unGNLYTEdDwn/yuZtyzmRiZS40YbhjH0OtDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:28:54.705095Z","signed_message":"canonical_sha256_bytes"},"source_id":"1304.1777","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:55cc331149ac5470926eb4e0e85a19e383323b02e218be43aeedddd72e9e7188","sha256:6cf7c73535595a7129a28da6ddfc3e3daf289732f29266d1d1b4895cf9f1be0d"],"state_sha256":"8160bee6353bf694d37f761b64344c02fe74f4c46743e737c120120d580b5aec"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Q2pRNnEZ6S4sHM5gvEK1lTyR6rWCzN4EMN3fu2f2uAR3QrFgGC4rOwPlAau5Lp7yyh9fxhF/84scxCKzNgl1Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T16:44:29.467179Z","bundle_sha256":"f10f0c66d51e04351282422b1e2821ad70770e0de72f2c692c3adfebfe01d1e3"}}