{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:TJJVJXONHA4ZZUU4I5RMETKVT7","short_pith_number":"pith:TJJVJXON","canonical_record":{"source":{"id":"1309.5881","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2013-09-23T17:02:51Z","cross_cats_sorted":[],"title_canon_sha256":"5e1657e8bcdec68883ec1a3d2546273b0bdd8704fa4f2e9994a16f4751391b30","abstract_canon_sha256":"088ca8af6a1b999cea2a94b9d8feb6864a3935d89c7b83fb55ac27a1018adfbb"},"schema_version":"1.0"},"canonical_sha256":"9a5354ddcd38399cd29c4762c24d559fe498e12d3f5abd88b55f0fd2556ae459","source":{"kind":"arxiv","id":"1309.5881","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.5881","created_at":"2026-05-18T01:21:32Z"},{"alias_kind":"arxiv_version","alias_value":"1309.5881v1","created_at":"2026-05-18T01:21:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.5881","created_at":"2026-05-18T01:21:32Z"},{"alias_kind":"pith_short_12","alias_value":"TJJVJXONHA4Z","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_16","alias_value":"TJJVJXONHA4ZZUU4","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_8","alias_value":"TJJVJXON","created_at":"2026-05-18T12:28:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:TJJVJXONHA4ZZUU4I5RMETKVT7","target":"record","payload":{"canonical_record":{"source":{"id":"1309.5881","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2013-09-23T17:02:51Z","cross_cats_sorted":[],"title_canon_sha256":"5e1657e8bcdec68883ec1a3d2546273b0bdd8704fa4f2e9994a16f4751391b30","abstract_canon_sha256":"088ca8af6a1b999cea2a94b9d8feb6864a3935d89c7b83fb55ac27a1018adfbb"},"schema_version":"1.0"},"canonical_sha256":"9a5354ddcd38399cd29c4762c24d559fe498e12d3f5abd88b55f0fd2556ae459","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:21:32.873763Z","signature_b64":"CUuJizv73KuSBlHXoZNdOdYFZ41nEwoq98M5y5YSydNIzA209HXYVxn5UDn7+tuXlgoolSqSmwFnJtJx2LihCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9a5354ddcd38399cd29c4762c24d559fe498e12d3f5abd88b55f0fd2556ae459","last_reissued_at":"2026-05-18T01:21:32.873010Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:21:32.873010Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1309.5881","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":"2026-05-18T01:21:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TvrmWpVtxfRLDV1akuCIvdYzHEni6+EmnzV5YTH3CtEZEhvTBfTyUI3iDMK8thuBYo5qoydExctfWg9OvpFkCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T04:48:38.887504Z"},"content_sha256":"054728208deceb82a2f53cb4849e6f79f8f6f7f7635304efb093866ae0800705","schema_version":"1.0","event_id":"sha256:054728208deceb82a2f53cb4849e6f79f8f6f7f7635304efb093866ae0800705"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:TJJVJXONHA4ZZUU4I5RMETKVT7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Direct laser writing of three dimensional network structures as templates for disordered photonic materials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Frank Scheffold, Jakub Haberku, Nicolas Muller","submitted_at":"2013-09-23T17:02:51Z","abstract_excerpt":"In the present article we substantially expand on our recent study about the fabrication of mesoscale polymeric templates of disordered photonic network materials. We present a detailed analysis and discussion of important technical aspects related to the fabrication and characterization of these fascinating materials. Compared to our initial report we were able to reduce the typical structural length scale of the seed pattern from $a=3.3\\mu m$ to $a=2\\mu m$, bringing it closer to the technologically relevant fiber-optic communications wavelength range around $\\lambda \\sim 1.5 \\mu m$. We have "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.5881","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":"2026-05-18T01:21:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kwRCmyTD+ElliCoEkfRi4iHx5d7z4ugOheeRRk6b1mX9K9AP3jx9XDIO4huqFEG6AOkBvxSP0lkIljf5uhvICA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T04:48:38.887851Z"},"content_sha256":"fc525b8e92d58d4a72823cc9c09ed1826cc9e5b1878ffb9406788c3e6b412de0","schema_version":"1.0","event_id":"sha256:fc525b8e92d58d4a72823cc9c09ed1826cc9e5b1878ffb9406788c3e6b412de0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TJJVJXONHA4ZZUU4I5RMETKVT7/bundle.json","state_url":"https://pith.science/pith/TJJVJXONHA4ZZUU4I5RMETKVT7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TJJVJXONHA4ZZUU4I5RMETKVT7/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":"2026-06-03T04:48:38Z","links":{"resolver":"https://pith.science/pith/TJJVJXONHA4ZZUU4I5RMETKVT7","bundle":"https://pith.science/pith/TJJVJXONHA4ZZUU4I5RMETKVT7/bundle.json","state":"https://pith.science/pith/TJJVJXONHA4ZZUU4I5RMETKVT7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TJJVJXONHA4ZZUU4I5RMETKVT7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:TJJVJXONHA4ZZUU4I5RMETKVT7","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":"088ca8af6a1b999cea2a94b9d8feb6864a3935d89c7b83fb55ac27a1018adfbb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2013-09-23T17:02:51Z","title_canon_sha256":"5e1657e8bcdec68883ec1a3d2546273b0bdd8704fa4f2e9994a16f4751391b30"},"schema_version":"1.0","source":{"id":"1309.5881","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.5881","created_at":"2026-05-18T01:21:32Z"},{"alias_kind":"arxiv_version","alias_value":"1309.5881v1","created_at":"2026-05-18T01:21:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.5881","created_at":"2026-05-18T01:21:32Z"},{"alias_kind":"pith_short_12","alias_value":"TJJVJXONHA4Z","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_16","alias_value":"TJJVJXONHA4ZZUU4","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_8","alias_value":"TJJVJXON","created_at":"2026-05-18T12:28:02Z"}],"graph_snapshots":[{"event_id":"sha256:fc525b8e92d58d4a72823cc9c09ed1826cc9e5b1878ffb9406788c3e6b412de0","target":"graph","created_at":"2026-05-18T01:21:32Z","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":"In the present article we substantially expand on our recent study about the fabrication of mesoscale polymeric templates of disordered photonic network materials. We present a detailed analysis and discussion of important technical aspects related to the fabrication and characterization of these fascinating materials. Compared to our initial report we were able to reduce the typical structural length scale of the seed pattern from $a=3.3\\mu m$ to $a=2\\mu m$, bringing it closer to the technologically relevant fiber-optic communications wavelength range around $\\lambda \\sim 1.5 \\mu m$. We have ","authors_text":"Frank Scheffold, Jakub Haberku, Nicolas Muller","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2013-09-23T17:02:51Z","title":"Direct laser writing of three dimensional network structures as templates for disordered photonic materials"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.5881","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":"sha256:054728208deceb82a2f53cb4849e6f79f8f6f7f7635304efb093866ae0800705","target":"record","created_at":"2026-05-18T01:21:32Z","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":"088ca8af6a1b999cea2a94b9d8feb6864a3935d89c7b83fb55ac27a1018adfbb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2013-09-23T17:02:51Z","title_canon_sha256":"5e1657e8bcdec68883ec1a3d2546273b0bdd8704fa4f2e9994a16f4751391b30"},"schema_version":"1.0","source":{"id":"1309.5881","kind":"arxiv","version":1}},"canonical_sha256":"9a5354ddcd38399cd29c4762c24d559fe498e12d3f5abd88b55f0fd2556ae459","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9a5354ddcd38399cd29c4762c24d559fe498e12d3f5abd88b55f0fd2556ae459","first_computed_at":"2026-05-18T01:21:32.873010Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:21:32.873010Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CUuJizv73KuSBlHXoZNdOdYFZ41nEwoq98M5y5YSydNIzA209HXYVxn5UDn7+tuXlgoolSqSmwFnJtJx2LihCg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:21:32.873763Z","signed_message":"canonical_sha256_bytes"},"source_id":"1309.5881","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:054728208deceb82a2f53cb4849e6f79f8f6f7f7635304efb093866ae0800705","sha256:fc525b8e92d58d4a72823cc9c09ed1826cc9e5b1878ffb9406788c3e6b412de0"],"state_sha256":"20799f49b0fab3b68de04d9d9893b152b5c7fa003d97ac271f1b2fd0bce7b902"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sgogK9otQ5KAP3JFLqL9vYmx+mZnpO5kgllBXQVV3FNTONxa7MEolptDFsTk20QzxHXGl5qdHGQXPeJb0DK6BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T04:48:38.889740Z","bundle_sha256":"03bd37d1ce5b751e643bd5a22975c73d5a974acebb260975c8b0f636f2136aa1"}}