{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:AFFP3BJNHFTHNWHRU5O56ONAJP","short_pith_number":"pith:AFFP3BJN","canonical_record":{"source":{"id":"1305.0416","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2013-05-02T12:21:38Z","cross_cats_sorted":[],"title_canon_sha256":"92bd21f90beae07057b1dea05145b76c538b732f299f385d7e3cf3f5b87d5fd9","abstract_canon_sha256":"f130b63a226469fff3762c49c592818c5726c6082e1730623b611d31f12694b7"},"schema_version":"1.0"},"canonical_sha256":"014afd852d396676d8f1a75ddf39a04bcddfabca823597740a9c82bfa4d6e27f","source":{"kind":"arxiv","id":"1305.0416","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1305.0416","created_at":"2026-05-18T03:21:23Z"},{"alias_kind":"arxiv_version","alias_value":"1305.0416v2","created_at":"2026-05-18T03:21:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.0416","created_at":"2026-05-18T03:21:23Z"},{"alias_kind":"pith_short_12","alias_value":"AFFP3BJNHFTH","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_16","alias_value":"AFFP3BJNHFTHNWHR","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_8","alias_value":"AFFP3BJN","created_at":"2026-05-18T12:27:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:AFFP3BJNHFTHNWHRU5O56ONAJP","target":"record","payload":{"canonical_record":{"source":{"id":"1305.0416","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2013-05-02T12:21:38Z","cross_cats_sorted":[],"title_canon_sha256":"92bd21f90beae07057b1dea05145b76c538b732f299f385d7e3cf3f5b87d5fd9","abstract_canon_sha256":"f130b63a226469fff3762c49c592818c5726c6082e1730623b611d31f12694b7"},"schema_version":"1.0"},"canonical_sha256":"014afd852d396676d8f1a75ddf39a04bcddfabca823597740a9c82bfa4d6e27f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:21:23.376873Z","signature_b64":"llnpXcJPawySaa+QQrQisaCyJL1GLACiAEq5a/sQ5ocYnF2S3ieP8cgsR7fsuXccAu351IwXAAxZ+CbU94h5DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"014afd852d396676d8f1a75ddf39a04bcddfabca823597740a9c82bfa4d6e27f","last_reissued_at":"2026-05-18T03:21:23.376068Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:21:23.376068Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1305.0416","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":"2026-05-18T03:21:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jb6e4BmoHNG6+IBABPe+W3RonRjN8u/M2Rw0zCk7SC5Uwkl+FYfcy/aPhpxBHVZTy5ErQY1U1NEKvoCkduj9CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-21T16:42:27.370252Z"},"content_sha256":"5d071c0ccefeb6b7a1aacaac8db8a623abde9c8e1f0b621aab4439f4376c9a7d","schema_version":"1.0","event_id":"sha256:5d071c0ccefeb6b7a1aacaac8db8a623abde9c8e1f0b621aab4439f4376c9a7d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:AFFP3BJNHFTHNWHRU5O56ONAJP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Far off-Bragg reconstruction of volume holographic gratings: A comparison of experiment and theories","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"J\\\"urgen Klepp, Martin Fally, Matej Prijatelj, Yasuo Tomita","submitted_at":"2013-05-02T12:21:38Z","abstract_excerpt":"We performed light optical diffraction experiments on a nanoparticle-polymer volume holographic grating in an angular range including also far off-Bragg replay. A comparison of three diffraction theories - on the same level of complexity - with our experimental results shows that the dynamical theory of diffraction and the first-order two-wave coupling theory using the beta-value method fit the data very well. In contrast, the prevalent two-wave coupling theory using the K-vector closure method yields a poor fit with an order of magnitude worse mean squared error. These findings must be consid"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.0416","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":"2026-05-18T03:21:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TqxRGigTAmjyU+OLwtIuXUsA1rsd02hakSWSyd9ivhzZSArZqoPIXhLk/o8840i0rbQ3Mwg5AY6Cay47aEQADg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-21T16:42:27.370623Z"},"content_sha256":"64024a68a8ba066fc2f6b78ae7ebb1ae371f90311b261a0f297145514da8fe33","schema_version":"1.0","event_id":"sha256:64024a68a8ba066fc2f6b78ae7ebb1ae371f90311b261a0f297145514da8fe33"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AFFP3BJNHFTHNWHRU5O56ONAJP/bundle.json","state_url":"https://pith.science/pith/AFFP3BJNHFTHNWHRU5O56ONAJP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AFFP3BJNHFTHNWHRU5O56ONAJP/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":"2026-06-21T16:42:27Z","links":{"resolver":"https://pith.science/pith/AFFP3BJNHFTHNWHRU5O56ONAJP","bundle":"https://pith.science/pith/AFFP3BJNHFTHNWHRU5O56ONAJP/bundle.json","state":"https://pith.science/pith/AFFP3BJNHFTHNWHRU5O56ONAJP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AFFP3BJNHFTHNWHRU5O56ONAJP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:AFFP3BJNHFTHNWHRU5O56ONAJP","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":"f130b63a226469fff3762c49c592818c5726c6082e1730623b611d31f12694b7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2013-05-02T12:21:38Z","title_canon_sha256":"92bd21f90beae07057b1dea05145b76c538b732f299f385d7e3cf3f5b87d5fd9"},"schema_version":"1.0","source":{"id":"1305.0416","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1305.0416","created_at":"2026-05-18T03:21:23Z"},{"alias_kind":"arxiv_version","alias_value":"1305.0416v2","created_at":"2026-05-18T03:21:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.0416","created_at":"2026-05-18T03:21:23Z"},{"alias_kind":"pith_short_12","alias_value":"AFFP3BJNHFTH","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_16","alias_value":"AFFP3BJNHFTHNWHR","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_8","alias_value":"AFFP3BJN","created_at":"2026-05-18T12:27:38Z"}],"graph_snapshots":[{"event_id":"sha256:64024a68a8ba066fc2f6b78ae7ebb1ae371f90311b261a0f297145514da8fe33","target":"graph","created_at":"2026-05-18T03:21:23Z","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":"We performed light optical diffraction experiments on a nanoparticle-polymer volume holographic grating in an angular range including also far off-Bragg replay. A comparison of three diffraction theories - on the same level of complexity - with our experimental results shows that the dynamical theory of diffraction and the first-order two-wave coupling theory using the beta-value method fit the data very well. In contrast, the prevalent two-wave coupling theory using the K-vector closure method yields a poor fit with an order of magnitude worse mean squared error. These findings must be consid","authors_text":"J\\\"urgen Klepp, Martin Fally, Matej Prijatelj, Yasuo Tomita","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2013-05-02T12:21:38Z","title":"Far off-Bragg reconstruction of volume holographic gratings: A comparison of experiment and theories"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.0416","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":"sha256:5d071c0ccefeb6b7a1aacaac8db8a623abde9c8e1f0b621aab4439f4376c9a7d","target":"record","created_at":"2026-05-18T03:21:23Z","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":"f130b63a226469fff3762c49c592818c5726c6082e1730623b611d31f12694b7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2013-05-02T12:21:38Z","title_canon_sha256":"92bd21f90beae07057b1dea05145b76c538b732f299f385d7e3cf3f5b87d5fd9"},"schema_version":"1.0","source":{"id":"1305.0416","kind":"arxiv","version":2}},"canonical_sha256":"014afd852d396676d8f1a75ddf39a04bcddfabca823597740a9c82bfa4d6e27f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"014afd852d396676d8f1a75ddf39a04bcddfabca823597740a9c82bfa4d6e27f","first_computed_at":"2026-05-18T03:21:23.376068Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:21:23.376068Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"llnpXcJPawySaa+QQrQisaCyJL1GLACiAEq5a/sQ5ocYnF2S3ieP8cgsR7fsuXccAu351IwXAAxZ+CbU94h5DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:21:23.376873Z","signed_message":"canonical_sha256_bytes"},"source_id":"1305.0416","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5d071c0ccefeb6b7a1aacaac8db8a623abde9c8e1f0b621aab4439f4376c9a7d","sha256:64024a68a8ba066fc2f6b78ae7ebb1ae371f90311b261a0f297145514da8fe33"],"state_sha256":"a2cd848ffe6f63e71788056afd6dd87666fbaeafb5f5f3def9dd7df8315e8397"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CYXrSu/lZ7dFZ8h/VN1w0/0raNjLB2+MsnWfJpvnOqyaqBVU/IPjDE/BF8NQaFM+khtAlvuvAT9OXDxtmB9rDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-21T16:42:27.372573Z","bundle_sha256":"1a8222b40d392684f8223b785e0b70c0deaf965a46928ab25ca6fc0c7bd6f6fc"}}